Fix logic to purge points less than 1000.

* Use the disabled attribute on a valid tag - the button.

* Add e2e test to check for add criteria button being enabled

* Improve test

* Check for add criteria button to have attribute disabled

* Remove focused test

.circleci/config.yml

@@ -5,11 +5,11 @@ orbs:
 executors:
   pw-focal-development:
     docker:
-      - image: mcr.microsoft.com/playwright:v1.45.2-focal
+      - image: mcr.microsoft.com/playwright:v1.48.1-focal
     environment:
       NODE_ENV: development # Needed to ensure 'dist' folder created and devDependencies installed
-      PERCY_POSTINSTALL_BROWSER: "true" # Needed to store the percy browser in cache deps
-      PERCY_LOGLEVEL: "debug" # Enable DEBUG level logging for Percy (Issue: https://github.com/nasa/openmct/issues/5742)
+      PERCY_POSTINSTALL_BROWSER: 'true' # Needed to store the percy browser in cache deps
+      PERCY_LOGLEVEL: 'debug' # Enable DEBUG level logging for Percy (Issue: https://github.com/nasa/openmct/issues/5742)
       PERCY_PARALLEL_TOTAL: 2
   ubuntu:
     machine:
@@ -17,7 +17,7 @@ executors:
       docker_layer_caching: true
 commands:
   build_and_install:
-    description: "All steps used to build and install."
+    description: 'All steps used to build and install.'
     parameters:
       node-version:
         type: string
@@ -27,7 +27,7 @@ commands:
           node-version: << parameters.node-version >>
       - node/install-packages
   generate_and_store_version_and_filesystem_artifacts:
-    description: "Track important packages and files"
+    description: 'Track important packages and files'
     steps:
       - run: |
           [[ $EUID -ne 0 ]] && (sudo mkdir -p /tmp/artifacts && sudo chmod 777 /tmp/artifacts) || (mkdir -p /tmp/artifacts && chmod 777 /tmp/artifacts)
@@ -37,14 +37,45 @@ commands:
           ls -latR >> /tmp/artifacts/dir.txt
       - store_artifacts:
           path: /tmp/artifacts/
+  download_verify_codecov_cli:
+    description: 'Download and verify Codecov CLI'
+    steps:
+      - run:
+          name: Download and verify Codecov CLI
+          command: |
+            # Download Codecov CLI
+            curl -Os https://cli.codecov.io/latest/linux/codecov
+
+            # Import Codecov's GPG key
+            curl https://keybase.io/codecovsecurity/pgp_keys.asc | gpg --no-default-keyring --keyring trustedkeys.gpg --import
+
+            # Download and verify the SHA256SUM and its signature
+            curl -Os https://cli.codecov.io/latest/linux/codecov.SHA256SUM
+            curl -Os https://cli.codecov.io/latest/linux/codecov.SHA256SUM.sig
+            gpgv codecov.SHA256SUM.sig codecov.SHA256SUM
+
+            # Verify the checksum
+            shasum -a 256 -c codecov.SHA256SUM
+
+            # Make the codecov executable
+            [[ $EUID -ne 0 ]] && sudo chmod +x codecov || chmod +x codecov
+            ./codecov --help
   generate_e2e_code_cov_report:
-    description: "Generate e2e code coverage artifacts and publish to codecov.io. Needed to that we can ignore the exit code status of the npm run test"
+    description: 'Generate e2e code coverage artifacts and publish to codecov.io. Needed to that we can ignore the exit code status of the npm run test'
     parameters:
       suite:
         type: string
     steps:
       - run: npm run cov:e2e:report || true
-      - run: npm run cov:e2e:<<parameters.suite>>:publish
+      - download_verify_codecov_cli
+      - run:
+          name: Upload coverage report to Codecov
+          command: |
+            ./codecov --verbose upload-process --disable-search \
+              -t $CODECOV_TOKEN \
+              -n 'e2e-<<parameters.suite>>'-${CIRCLE_WORKFLOW_ID} \
+              -F e2e-<<parameters.suite>> \
+              -f ./coverage/e2e/lcov.info
 jobs:
   npm-audit:
     parameters:
@@ -81,7 +112,15 @@ jobs:
             mkdir -p dist/reports/tests/
             TESTFILES=$(circleci tests glob "src/**/*Spec.js")
             echo "$TESTFILES" | circleci tests run --command="xargs npm run test" --verbose
-      - run: npm run cov:unit:publish
+      - download_verify_codecov_cli
+      - run:
+          name: Upload coverage report to Codecov
+          command: |
+            ./codecov --verbose upload-process --disable-search \
+              -t $CODECOV_TOKEN \
+              -n 'unit-test'-${CIRCLE_WORKFLOW_ID} \
+              -F unit \
+              -f ./coverage/unit/lcov.info
       - store_test_results:
           path: dist/reports/tests/
       - store_artifacts:
@@ -96,13 +135,13 @@ jobs:
       suite: #ci or full
         type: string
     executor: pw-focal-development
-    parallelism: 7
+    parallelism: 8
     steps:
       - build_and_install:
           node-version: lts/hydrogen
       - when: #Only install chrome-beta when running the 'full' suite to save $$$
           condition:
-            equal: ["full", <<parameters.suite>>]
+            equal: ['full', <<parameters.suite>>]
           steps:
             - run: npx playwright install chrome-beta
       - run:
@@ -159,7 +198,7 @@ jobs:
     steps:
       - build_and_install:
           node-version: lts/hydrogen
-      - run: npx playwright@1.45.2 install #Necessary for bare ubuntu machine
+      - run: npx playwright@1.48.1 install #Necessary for bare ubuntu machine
       - run: |
           export $(cat src/plugins/persistence/couch/.env.ci | xargs)
           docker compose -f src/plugins/persistence/couch/couchdb-compose.yaml up --detach
@@ -247,8 +286,8 @@ workflows:
   overall-circleci-commit-status: #These jobs run on every commit
     jobs:
       - lint:
-          name: node20-lint
-          node-version: lts/iron
+          name: node22-lint
+          node-version: '22'
       - unit-test:
           name: node18-chrome
           node-version: lts/hydrogen
@@ -265,8 +304,8 @@ workflows:
   the-nightly: #These jobs do not run on PRs, but against master at night
     jobs:
       - unit-test:
-          name: node20-chrome-nightly
-          node-version: lts/iron
+          name: node22-chrome-nightly
+          node-version: '22'
       - unit-test:
           name: node18-chrome
           node-version: lts/hydrogen
@@ -284,7 +323,7 @@ workflows:
       - e2e-couchdb
     triggers:
       - schedule:
-          cron: "0 0 * * *"
+          cron: '0 0 * * *'
           filters:
             branches:
               only:

.github/workflows/e2e-couchdb.yml

@@ -37,7 +37,7 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      - run: npx playwright@1.45.2 install
+      - run: npx playwright@1.48.1 install
 
       - name: Start CouchDB Docker Container and Init with Setup Scripts
         run: |
@@ -51,11 +51,18 @@ jobs:
         env:
           COMMIT_INFO_SHA: ${{github.event.pull_request.head.sha }}
         run: npm run test:e2e:couchdb
+      
+      - name: Generate Code Coverage Report
+        run: npm run cov:e2e:report
 
       - name: Publish Results to Codecov.io
-        env:
-          SUPER_SECRET: ${{ secrets.CODECOV_TOKEN }}
-        run: npm run cov:e2e:full:publish
+        uses: codecov/codecov-action@v4
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: ./coverage/e2e/lcov.info
+          flags: e2e-full
+          fail_ci_if_error: true
+          verbose: true
 
       - name: Archive test results
         if: success() || failure()

.github/workflows/e2e-flakefinder.yml

@@ -30,7 +30,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-node-
 
-      - run: npx playwright@1.45.2 install
+      - run: npx playwright@1.48.1 install
       - run: npm ci --no-audit --progress=false
 
       - name: Run E2E Tests (Repeated 10 Times)

.github/workflows/e2e-perf.yml

@@ -28,7 +28,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-node-
 
-      - run: npx playwright@1.45.2 install
+      - run: npx playwright@1.48.1 install
       - run: npm ci --no-audit --progress=false
       - run: npm run test:perf:localhost
       - run: npm run test:perf:contract

.github/workflows/e2e-pr.yml

@@ -33,7 +33,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-node-
 
-      - run: npx playwright@1.45.2 install
+      - run: npx playwright@1.47.2 install
       - run: npx playwright install chrome-beta
       - run: npm ci --no-audit --progress=false
       - run: npm run test:e2e:full -- --max-failures=40

e2e/.eslintrc.cjs

@@ -27,6 +27,12 @@ module.exports = {
       rules: {
         'playwright/no-raw-locators': 'off'
       }
+    },
+    {
+      files: ['**/*.visual.spec.js'],
+      rules: {
+        'playwright/no-networkidle': 'off' //https://github.com/nasa/openmct/issues/7549
+      }
     }
   ]
 };

e2e/README.md

@@ -469,6 +469,7 @@ By adhering to this principle, we can create tests that are both robust and refl
     //Select from object
     await percySnapshot(page, `object selected (theme: ${theme})`)
     ```
+8. **Use `networkidle` to wait for network requests to complete**: This is necessary to ensure that all network requests have completed before taking a snapshot. This ensures that icons are loaded and other assets are available. https://github.com/nasa/openmct/issues/7549
 
 #### How to write a great network test
 

e2e/appActions.js

@@ -227,6 +227,37 @@ async function createExampleTelemetryObject(page, parent = 'mine') {
   };
 }
 
+/**
+ * Create a Stable State Telemetry Object (State Generator) for use in visual tests
+ * and tests against plotting telemetry (e.g. logPlot tests). This will change state every 2 seconds.
+ * @param {import('@playwright/test').Page} page
+ * @param {string | import('../src/api/objects/ObjectAPI').Identifier} [parent] the uuid or identifier of the parent object. Defaults to 'mine'
+ * @returns {Promise<CreatedObjectInfo>} An object containing information about the telemetry object.
+ */
+async function createStableStateTelemetry(page, parent = 'mine') {
+  const parentUrl = await getHashUrlToDomainObject(page, parent);
+
+  await page.goto(`${parentUrl}`);
+  const createdObject = await createDomainObjectWithDefaults(page, {
+    type: 'State Generator',
+    name: 'Stable State Generator'
+  });
+  // edit the state generator to have a 1 second update rate
+  await page.getByLabel('More actions').click();
+  await page.getByRole('menuitem', { name: 'Edit Properties...' }).click();
+  await page.getByLabel('State Duration (seconds)', { exact: true }).fill('2');
+  await page.getByLabel('Save').click();
+  // Wait until the URL is updated
+  const uuid = await getFocusedObjectUuid(page);
+  const url = await getHashUrlToDomainObject(page, uuid);
+
+  return {
+    name: createdObject.name,
+    uuid,
+    url
+  };
+}
+
 /**
  * Navigates directly to a given object url, in fixed time mode, with the given start and end bounds. Note: does not set
  * default view type.
@@ -479,6 +510,10 @@ async function setTimeConductorBounds(page, { submitChanges = true, ...bounds })
   // Open the time conductor popup
   await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
 
+  // FIXME: https://github.com/nasa/openmct/pull/7818
+  // eslint-disable-next-line playwright/no-wait-for-timeout
+  await page.waitForTimeout(500);
+
   if (startDate) {
     await page.getByLabel('Start date').fill(startDate);
   }
@@ -629,13 +664,33 @@ async function getCanvasPixels(page, canvasSelector) {
   );
 }
 
+/**
+ * Search for telemetry and link it to an object. objectName should come from the domainObject.name function.
+ * @param {import('@playwright/test').Page} page
+ * @param {string} parameterName
+ * @param {string} objectName
+ */
+async function linkParameterToObject(page, parameterName, objectName) {
+  await page.getByRole('searchbox', { name: 'Search Input' }).click();
+  await page.getByRole('searchbox', { name: 'Search Input' }).fill(parameterName);
+  await page.getByLabel('Object Results').getByText(parameterName).click();
+  await page.getByLabel('More actions').click();
+  await page.getByLabel('Create Link').click();
+  await page.getByLabel('Modal Overlay').getByLabel('Search Input').click();
+  await page.getByLabel('Modal Overlay').getByLabel('Search Input').fill(objectName);
+  await page.getByLabel('Modal Overlay').getByLabel(`Navigate to ${objectName}`).click();
+  await page.getByLabel('Save').click();
+}
+
 export {
   createDomainObjectWithDefaults,
   createExampleTelemetryObject,
   createNotification,
   createPlanFromJSON,
+  createStableStateTelemetry,
   expandEntireTree,
   getCanvasPixels,
+  linkParameterToObject,
   navigateToObjectWithFixedTimeBounds,
   navigateToObjectWithRealTime,
   setEndOffset,

e2e/helper/faultUtils.js

@@ -25,6 +25,7 @@ import { expect } from '../pluginFixtures.js';
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @returns {Promise<void>}
  */
 export async function navigateToFaultManagementWithExample(page) {
   await page.addInitScript({
@@ -36,6 +37,7 @@ export async function navigateToFaultManagementWithExample(page) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @returns {Promise<void>}
  */
 export async function navigateToFaultManagementWithStaticExample(page) {
   await page.addInitScript({
@@ -47,6 +49,7 @@ export async function navigateToFaultManagementWithStaticExample(page) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @returns {Promise<void>}
  */
 export async function navigateToFaultManagementWithoutExample(page) {
   await page.addInitScript({
@@ -58,6 +61,7 @@ export async function navigateToFaultManagementWithoutExample(page) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @returns {Promise<void>}
  */
 async function navigateToFaultItemInTree(page) {
   await page.goto('./', { waitUntil: 'domcontentloaded' });
@@ -77,6 +81,8 @@ async function navigateToFaultItemInTree(page) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<void>}
  */
 export async function acknowledgeFault(page, rowNumber) {
   await openFaultRowMenu(page, rowNumber);
@@ -86,6 +92,8 @@ export async function acknowledgeFault(page, rowNumber) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {...number} nums
+ * @returns {Promise<void>}
  */
 export async function shelveMultipleFaults(page, ...nums) {
   const selectRows = nums.map((num) => {
@@ -99,6 +107,8 @@ export async function shelveMultipleFaults(page, ...nums) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {...number} nums
+ * @returns {Promise<void>}
  */
 export async function acknowledgeMultipleFaults(page, ...nums) {
   const selectRows = nums.map((num) => {
@@ -106,50 +116,43 @@ export async function acknowledgeMultipleFaults(page, ...nums) {
   });
   await Promise.all(selectRows);
 
-  await page.locator('button:has-text("Acknowledge")').click();
+  await page.getByLabel('Acknowledge selected faults').click();
   await page.getByLabel('Save').click();
 }
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<void>}
  */
 export async function shelveFault(page, rowNumber) {
   await openFaultRowMenu(page, rowNumber);
-  await page.locator('.c-menu >> text="Shelve"').click();
-  // Click [aria-label="Save"]
+  await page.getByLabel('Shelve', { exact: true }).click();
   await page.getByLabel('Save').click();
 }
 
 /**
  * @param {import('@playwright/test').Page} page
- */
-export async function changeViewTo(page, view) {
-  await page.locator('.c-fault-mgmt__search-row select').first().selectOption(view);
-}
-
-/**
- * @param {import('@playwright/test').Page} page
+ * @param {'severity' | 'newest-first' | 'oldest-first'} sort
+ * @returns {Promise<void>}
  */
 export async function sortFaultsBy(page, sort) {
-  await page.locator('.c-fault-mgmt__list-header-sortButton select').selectOption(sort);
+  await page.getByTitle('Sort By').getByRole('combobox').selectOption(sort);
 }
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {'acknowledged' | 'shelved' | 'standard view'} view
+ * @returns {Promise<void>}
  */
-export async function enterSearchTerm(page, term) {
-  await page.locator('.c-fault-mgmt-search [aria-label="Search Input"]').fill(term);
-}
-
-/**
- * @param {import('@playwright/test').Page} page
- */
-export async function clearSearch(page) {
-  await enterSearchTerm(page, '');
+export async function changeViewTo(page, view) {
+  await page.getByTitle('View Filter').getByRole('combobox').selectOption(view);
 }
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<void>}
  */
 export async function selectFaultItem(page, rowNumber) {
   await page
@@ -165,71 +168,37 @@ export async function selectFaultItem(page, rowNumber) {
 
 /**
  * @param {import('@playwright/test').Page} page
- */
-export async function getHighestSeverity(page) {
-  const criticalCount = await page.locator('[title=CRITICAL]').count();
-  const warningCount = await page.locator('[title=WARNING]').count();
-
-  if (criticalCount > 0) {
-    return 'CRITICAL';
-  } else if (warningCount > 0) {
-    return 'WARNING';
-  }
-
-  return 'WATCH';
-}
-
-/**
- * @param {import('@playwright/test').Page} page
- */
-export async function getLowestSeverity(page) {
-  const warningCount = await page.locator('[title=WARNING]').count();
-  const watchCount = await page.locator('[title=WATCH]').count();
-
-  if (watchCount > 0) {
-    return 'WATCH';
-  } else if (warningCount > 0) {
-    return 'WARNING';
-  }
-
-  return 'CRITICAL';
-}
-
-/**
- * @param {import('@playwright/test').Page} page
- */
-export async function getFaultResultCount(page) {
-  const count = await page.locator('.c-faults-list-view-item-body > .c-fault-mgmt__list').count();
-
-  return count;
-}
-
-/**
- * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {import('@playwright/test').Locator}
  */
 export function getFault(page, rowNumber) {
-  const fault = page.locator(
-    `.c-faults-list-view-item-body > .c-fault-mgmt__list >> nth=${rowNumber - 1}`
-  );
+  const fault = page.getByLabel('Fault triggered at').nth(rowNumber - 1);
 
   return fault;
 }
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {string} name
+ * @returns {import('@playwright/test').Locator}
  */
 export function getFaultByName(page, name) {
-  const fault = page.locator(`.c-fault-mgmt__list-faultname:has-text("${name}")`);
+  const fault = page.getByLabel('Fault triggered at').filter({
+    hasText: name
+  });
 
   return fault;
 }
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<string>}
  */
 export async function getFaultName(page, rowNumber) {
   const faultName = await page
-    .locator(`.c-fault-mgmt__list-faultname >> nth=${rowNumber - 1}`)
+    .getByLabel('Fault name', { exact: true })
+    .nth(rowNumber - 1)
     .textContent();
 
   return faultName;
@@ -237,21 +206,13 @@ export async function getFaultName(page, rowNumber) {
 
 /**
  * @param {import('@playwright/test').Page} page
- */
-export async function getFaultSeverity(page, rowNumber) {
-  const faultSeverity = await page
-    .locator(`.c-faults-list-view-item-body .c-fault-mgmt__list-severity >> nth=${rowNumber - 1}`)
-    .getAttribute('title');
-
-  return faultSeverity;
-}
-
-/**
- * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<string>}
  */
 export async function getFaultNamespace(page, rowNumber) {
   const faultNamespace = await page
-    .locator(`.c-fault-mgmt__list-path >> nth=${rowNumber - 1}`)
+    .getByLabel('Fault namespace')
+    .nth(rowNumber - 1)
     .textContent();
 
   return faultNamespace;
@@ -259,10 +220,13 @@ export async function getFaultNamespace(page, rowNumber) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<string>}
  */
 export async function getFaultTriggerTime(page, rowNumber) {
   const faultTriggerTime = await page
-    .locator(`.c-fault-mgmt__list-trigTime >> nth=${rowNumber - 1} >> .c-fault-mgmt-item__value`)
+    .getByLabel('Last Trigger Time')
+    .nth(rowNumber - 1)
     .textContent();
 
   return faultTriggerTime.toString().trim();
@@ -270,11 +234,14 @@ export async function getFaultTriggerTime(page, rowNumber) {
 
 /**
  * @param {import('@playwright/test').Page} page
+ * @param {number} rowNumber
+ * @returns {Promise<void>}
  */
 export async function openFaultRowMenu(page, rowNumber) {
   // select
   await page
-    .getByLabel('Disposition actions')
+    .getByLabel('Fault triggered at')
     .nth(rowNumber - 1)
+    .getByLabel('Disposition Actions')
     .click();
 }

e2e/helper/imageryUtils.js

@@ -0,0 +1,33 @@
+import { createDomainObjectWithDefaults } from '../appActions.js';
+import { expect } from '../pluginFixtures.js';
+
+const IMAGE_LOAD_DELAY = 5 * 1000;
+const FIVE_MINUTES = 1000 * 60 * 5;
+const THIRTY_SECONDS = 1000 * 30;
+const MOUSE_WHEEL_DELTA_Y = 120;
+
+/**
+ * @param {import('@playwright/test').Page} page
+ */
+async function createImageryViewWithShortDelay(page, { name, parent }) {
+  await createDomainObjectWithDefaults(page, {
+    name,
+    type: 'Example Imagery',
+    parent
+  });
+
+  await expect(page.locator('.l-browse-bar__object-name')).toContainText('Unnamed Example Imagery');
+  await page.getByLabel('More actions').click();
+  await page.getByLabel('Edit Properties').click();
+  // Clear and set Image load delay to minimum value
+  await page.locator('input[type="number"]').fill(`${IMAGE_LOAD_DELAY}`);
+  await page.getByLabel('Save').click();
+}
+
+export {
+  createImageryViewWithShortDelay,
+  FIVE_MINUTES,
+  IMAGE_LOAD_DELAY,
+  MOUSE_WHEEL_DELTA_Y,
+  THIRTY_SECONDS
+};

e2e/helper/planningUtils.js

@@ -129,6 +129,7 @@ export async function setBoundsToSpanAllActivities(page, planJson, planObjectUrl
  */
 export function getEarliestStartTime(planJson) {
   const activities = Object.values(planJson).flat();
+
   return Math.min(...activities.map((activity) => activity.start));
 }
 
@@ -139,6 +140,7 @@ export function getEarliestStartTime(planJson) {
  */
 export function getLatestEndTime(planJson) {
   const activities = Object.values(planJson).flat();
+
   return Math.max(...activities.map((activity) => activity.end));
 }
 
@@ -151,6 +153,7 @@ export function getFirstActivity(planJson) {
   const groups = Object.keys(planJson);
   const firstGroupKey = groups[0];
   const firstGroupItems = planJson[firstGroupKey];
+
   return firstGroupItems[0];
 }
 

e2e/package.json

@@ -16,7 +16,7 @@
   "devDependencies": {
     "@percy/cli": "1.27.4",
     "@percy/playwright": "1.0.4",
-    "@playwright/test": "1.45.2",
+    "@playwright/test": "1.48.1",
     "@axe-core/playwright": "4.8.5"
   },
   "author": {
@@ -24,4 +24,4 @@
     "url": "https://www.nasa.gov"
   },
   "license": "Apache-2.0"
-}
+}

e2e/tests/framework/appActions.e2e.spec.js

@@ -26,8 +26,10 @@ import {
   createExampleTelemetryObject,
   createNotification,
   createPlanFromJSON,
+  createStableStateTelemetry,
   expandEntireTree,
   getCanvasPixels,
+  linkParameterToObject,
   navigateToObjectWithFixedTimeBounds,
   navigateToObjectWithRealTime,
   setEndOffset,
@@ -339,4 +341,23 @@ test.describe('AppActions @framework', () => {
     // Expect this step to fail
     await waitForPlotsToRender(page, { timeout: 1000 });
   });
+  test('createStableStateTelemetry', async ({ page }) => {
+    const stableStateTelemetry = await createStableStateTelemetry(page);
+    expect(stableStateTelemetry.name).toBe('Stable State Generator');
+    expect(stableStateTelemetry.url).toBe(`./#/browse/mine/${stableStateTelemetry.uuid}`);
+    expect(stableStateTelemetry.uuid).toBeDefined();
+  });
+  test('linkParameterToObject', async ({ page }) => {
+    const displayLayout = await createDomainObjectWithDefaults(page, {
+      type: 'Display Layout',
+      name: 'Test Display Layout'
+    });
+    const exampleTelemetry = await createExampleTelemetryObject(page);
+
+    await linkParameterToObject(page, exampleTelemetry.name, displayLayout.name);
+    await page.goto(displayLayout.url);
+    await expect(page.getByRole('main').getByText('Test Display Layout')).toBeVisible();
+    await expandEntireTree(page);
+    await expect(page.getByLabel('Navigate to VIPER Rover').first()).toBeVisible();
+  });
 });

e2e/tests/functional/plugins/conditionSet/conditionSetOperations.e2e.spec.js

@@ -287,6 +287,41 @@ test.describe('Basic Condition Set Use', () => {
       description: 'https://github.com/nasa/openmct/issues/7484'
     });
   });
+
+  test('ConditionSet has add criteria button enabled/disabled when composition is and is not available', async ({
+    page
+  }) => {
+    const exampleTelemetry = await createExampleTelemetryObject(page);
+
+    await page.getByLabel('Show selected item in tree').click();
+    await page.goto(conditionSet.url);
+    // Change the object to edit mode
+    await page.getByLabel('Edit Object').click();
+
+    // Create a condition
+    await page.locator('#addCondition').click();
+    await page.locator('#conditionCollection').getByRole('textbox').nth(0).fill('First Condition');
+
+    // Validate that the add criteria button is disabled
+    await expect(page.getByLabel('Add Criteria - Disabled')).toHaveAttribute('disabled');
+
+    // Add Telemetry to ConditionSet
+    const sineWaveGeneratorTreeItem = page
+      .getByRole('tree', {
+        name: 'Main Tree'
+      })
+      .getByRole('treeitem', {
+        name: exampleTelemetry.name
+      });
+    const conditionCollection = page.locator('#conditionCollection');
+    await sineWaveGeneratorTreeItem.dragTo(conditionCollection);
+
+    // Validate that the add criteria button is enabled and adds a new criterion
+    await expect(page.getByLabel('Add Criteria - Enabled')).not.toHaveAttribute('disabled');
+    await page.getByLabel('Add Criteria - Enabled').click();
+    const numOfUnnamedCriteria = await page.getByLabel('Criterion Telemetry Selection').count();
+    expect(numOfUnnamedCriteria).toEqual(2);
+  });
 });
 
 test.describe('Condition Set Composition', () => {

e2e/tests/functional/plugins/faultManagement/faultManagement.e2e.spec.js

@@ -24,19 +24,13 @@ import {
   acknowledgeFault,
   acknowledgeMultipleFaults,
   changeViewTo,
-  clearSearch,
-  enterSearchTerm,
   getFault,
   getFaultByName,
   getFaultName,
   getFaultNamespace,
-  getFaultResultCount,
-  getFaultSeverity,
   getFaultTriggerTime,
-  getHighestSeverity,
-  getLowestSeverity,
-  navigateToFaultManagementWithExample,
   navigateToFaultManagementWithoutExample,
+  navigateToFaultManagementWithStaticExample,
   selectFaultItem,
   shelveFault,
   shelveMultipleFaults,
@@ -46,7 +40,7 @@ import { expect, test } from '../../../../pluginFixtures.js';
 
 test.describe('The Fault Management Plugin using example faults', () => {
   test.beforeEach(async ({ page }) => {
-    await navigateToFaultManagementWithExample(page);
+    await navigateToFaultManagementWithStaticExample(page);
   });
 
   test('Shows a criticality icon for every fault', async ({ page }) => {
@@ -56,7 +50,7 @@ test.describe('The Fault Management Plugin using example faults', () => {
     expect(faultCount).toEqual(criticalityIconCount);
   });
 
-  test('When selecting a fault, it has an "is-selected" class and it\'s information shows in the inspector', async ({
+  test('When selecting a fault, it has an "is-selected" class and its information shows in the inspector', async ({
     page
   }) => {
     await selectFaultItem(page, 1);
@@ -67,9 +61,7 @@ test.describe('The Fault Management Plugin using example faults', () => {
       .getByLabel('Source inspector properties')
       .getByLabel('inspector property value');
 
-    await expect(
-      page.locator('.c-faults-list-view-item-body > .c-fault-mgmt__list').first()
-    ).toHaveClass(/is-selected/);
+    await expect(page.getByLabel('Fault triggered at').first()).toHaveClass(/is-selected/);
     await expect(inspectorFaultName).toHaveCount(1);
   });
 
@@ -79,23 +71,18 @@ test.describe('The Fault Management Plugin using example faults', () => {
     await selectFaultItem(page, 1);
     await selectFaultItem(page, 2);
 
-    const selectedRows = page.locator(
-      '.c-fault-mgmt__list.is-selected .c-fault-mgmt__list-faultname'
-    );
-    expect(await selectedRows.count()).toEqual(2);
+    const selectedRows = page.getByRole('checkbox', { checked: true });
+    await expect(selectedRows).toHaveCount(2);
 
     await page.getByRole('tab', { name: 'Config' }).click();
     const firstSelectedFaultName = await selectedRows.nth(0).textContent();
     const secondSelectedFaultName = await selectedRows.nth(1).textContent();
-    const firstNameInInspectorCount = await page
-      .locator(`.c-inspector__properties >> :text("${firstSelectedFaultName}")`)
-      .count();
-    const secondNameInInspectorCount = await page
-      .locator(`.c-inspector__properties >> :text("${secondSelectedFaultName}")`)
-      .count();
-
-    expect(firstNameInInspectorCount).toEqual(0);
-    expect(secondNameInInspectorCount).toEqual(0);
+    await expect(
+      page.locator(`.c-inspector__properties >> :text("${firstSelectedFaultName}")`)
+    ).toHaveCount(0);
+    await expect(
+      page.locator(`.c-inspector__properties >> :text("${secondSelectedFaultName}")`)
+    ).toHaveCount(0);
   });
 
   test('Allows you to shelve a fault', async ({ page }) => {
@@ -186,44 +173,60 @@ test.describe('The Fault Management Plugin using example faults', () => {
     const faultFiveTriggerTime = await getFaultTriggerTime(page, 5);
 
     // should be all faults (5)
-    let faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(5);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(5);
 
     // search namespace
-    await enterSearchTerm(page, faultThreeNamespace);
+    await page
+      .getByLabel('Fault Management Object View')
+      .getByLabel('Search Input')
+      .fill(faultThreeNamespace);
 
-    faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(1);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(1);
     expect(await getFaultNamespace(page, 1)).toEqual(faultThreeNamespace);
 
     // all faults
-    await clearSearch(page);
-    faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(5);
+    await page.getByLabel('Fault Management Object View').getByLabel('Search Input').fill('');
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(5);
 
     // search name
-    await enterSearchTerm(page, faultTwoName);
+    await page
+      .getByLabel('Fault Management Object View')
+      .getByLabel('Search Input')
+      .fill(faultTwoName);
 
-    faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(1);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(1);
     expect(await getFaultName(page, 1)).toEqual(faultTwoName);
 
     // all faults
-    await clearSearch(page);
-    faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(5);
+    await page.getByLabel('Fault Management Object View').getByLabel('Search Input').fill('');
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(5);
 
     // search triggerTime
-    await enterSearchTerm(page, faultFiveTriggerTime);
+    await page
+      .getByLabel('Fault Management Object View')
+      .getByLabel('Search Input')
+      .fill(faultFiveTriggerTime);
 
-    faultResultCount = await getFaultResultCount(page);
-    expect(faultResultCount).toEqual(1);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(1);
     expect(await getFaultTriggerTime(page, 1)).toEqual(faultFiveTriggerTime);
   });
 
   test('Allows you to sort faults', async ({ page }) => {
-    const highestSeverity = await getHighestSeverity(page);
-    const lowestSeverity = await getLowestSeverity(page);
+    /**
+     * Compares two severity levels and returns a number indicating their relative order.
+     *
+     * @param {'CRITICAL' | 'WARNING' | 'WATCH'} severity1 - The first severity level to compare.
+     * @param {'CRITICAL' | 'WARNING' | 'WATCH'} severity2 - The second severity level to compare.
+     * @returns {number} - A negative number if severity1 is less severe than severity2,
+     *                     a positive number if severity1 is more severe than severity2,
+     *                     or 0 if they are equally severe.
+     */
+    // eslint-disable-next-line func-style
+    const compareSeverity = (severity1, severity2) => {
+      const severityOrder = ['WATCH', 'WARNING', 'CRITICAL'];
+      return severityOrder.indexOf(severity1) - severityOrder.indexOf(severity2);
+    };
+
     const faultOneName = 'Example Fault 1';
     const faultFiveName = 'Example Fault 5';
     let firstFaultName = await getFaultName(page, 1);
@@ -237,10 +240,19 @@ test.describe('The Fault Management Plugin using example faults', () => {
 
     await sortFaultsBy(page, 'severity');
 
-    const sortedHighestSeverity = await getFaultSeverity(page, 1);
-    const sortedLowestSeverity = await getFaultSeverity(page, 5);
-    expect(sortedHighestSeverity).toEqual(highestSeverity);
-    expect(sortedLowestSeverity).toEqual(lowestSeverity);
+    const firstFaultSeverityLabel = await page
+      .getByLabel('Severity:')
+      .first()
+      .getAttribute('aria-label');
+    const firstFaultSeverity = firstFaultSeverityLabel.split(' ').slice(1).join(' ');
+
+    const lastFaultSeverityLabel = await page
+      .getByLabel('Severity:')
+      .last()
+      .getAttribute('aria-label');
+    const lastFaultSeverity = lastFaultSeverityLabel.split(' ').slice(1).join(' ');
+
+    expect(compareSeverity(firstFaultSeverity, lastFaultSeverity)).toBeGreaterThan(0);
   });
 });
 
@@ -250,24 +262,18 @@ test.describe('The Fault Management Plugin without using example faults', () =>
   });
 
   test('Shows no faults when no faults are provided', async ({ page }) => {
-    const faultCount = await page.locator('c-fault-mgmt__list').count();
-
-    expect(faultCount).toEqual(0);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(0);
 
     await changeViewTo(page, 'acknowledged');
-    const acknowledgedCount = await page.locator('c-fault-mgmt__list').count();
-    expect(acknowledgedCount).toEqual(0);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(0);
 
     await changeViewTo(page, 'shelved');
-    const shelvedCount = await page.locator('c-fault-mgmt__list').count();
-    expect(shelvedCount).toEqual(0);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(0);
   });
 
   test('Will return no faults when searching', async ({ page }) => {
-    await enterSearchTerm(page, 'fault');
+    await page.getByLabel('Fault Management Object View').getByLabel('Search Input').fill('fault');
 
-    const faultCount = await page.locator('c-fault-mgmt__list').count();
-
-    expect(faultCount).toEqual(0);
+    await expect(page.getByLabel('Fault triggered at')).toHaveCount(0);
   });
 });

e2e/tests/functional/plugins/imagery/exampleImagery.e2e.spec.js

@@ -30,16 +30,19 @@ import {
   navigateToObjectWithRealTime,
   setRealTimeMode
 } from '../../../../appActions.js';
-import { MISSION_TIME } from '../../../../constants.js';
+import {
+  createImageryViewWithShortDelay,
+  FIVE_MINUTES,
+  IMAGE_LOAD_DELAY,
+  MOUSE_WHEEL_DELTA_Y,
+  THIRTY_SECONDS
+} from '../../../../helper/imageryUtils.js';
 import { expect, test } from '../../../../pluginFixtures.js';
+
 const panHotkey = process.platform === 'linux' ? ['Shift', 'Alt'] : ['Alt'];
 const tagHotkey = ['Shift', 'Alt'];
 const expectedAltText = process.platform === 'linux' ? 'Shift+Alt drag to pan' : 'Alt drag to pan';
 const thumbnailUrlParamsRegexp = /\?w=100&h=100/;
-const IMAGE_LOAD_DELAY = 5 * 1000;
-const MOUSE_WHEEL_DELTA_Y = 120;
-const FIVE_MINUTES = 1000 * 60 * 5;
-const THIRTY_SECONDS = 1000 * 30;
 
 //The following block of tests verifies the basic functionality of example imagery and serves as a template for Imagery objects embedded in other objects.
 test.describe('Example Imagery Object', () => {
@@ -93,9 +96,6 @@ test.describe('Example Imagery Object', () => {
     expect(newPage.url()).toContain('.jpg');
   });
 
-  // this requires CORS to be enabled in some fashion
-  test.fixme('Can right click on image and save it as a file', async ({ page }) => {});
-
   test('Can adjust image brightness/contrast by dragging the sliders', async ({
     page,
     browserName
@@ -357,15 +357,10 @@ test.describe('Example Imagery Object', () => {
   });
 });
 
-test.describe('Example Imagery in Display Layout @clock', () => {
+test.describe('Example Imagery in Display Layout', () => {
   let displayLayout;
 
   test.beforeEach(async ({ page }) => {
-    // We mock the clock so that we don't need to wait for time driven events
-    // to verify functionality.
-    await page.clock.install({ time: MISSION_TIME });
-    await page.clock.resume();
-
     // Go to baseURL
     await page.goto('./', { waitUntil: 'domcontentloaded' });
 
@@ -428,12 +423,7 @@ test.describe('Example Imagery in Display Layout @clock', () => {
     await expect.soft(pausePlayButton).toHaveClass(/is-paused/);
   });
 
-  test('Imagery View operations @clock', async ({ page }) => {
-    test.info().annotations.push({
-      type: 'issue',
-      description: 'https://github.com/nasa/openmct/issues/5265'
-    });
-
+  test('Imagery View operations', async ({ page }) => {
     // Edit mode
     await page.getByLabel('Edit Object').click();
 
@@ -526,14 +516,9 @@ test.describe('Example Imagery in Display Layout @clock', () => {
   });
 });
 
-test.describe('Example Imagery in Flexible layout @clock', () => {
+test.describe('Example Imagery in Flexible layout', () => {
   let flexibleLayout;
   test.beforeEach(async ({ page }) => {
-    // We mock the clock so that we don't need to wait for time driven events
-    // to verify functionality.
-    await page.clock.install({ time: MISSION_TIME });
-    await page.clock.resume();
-
     await page.goto('./', { waitUntil: 'domcontentloaded' });
 
     flexibleLayout = await createDomainObjectWithDefaults(page, { type: 'Flexible Layout' });
@@ -562,7 +547,7 @@ test.describe('Example Imagery in Flexible layout @clock', () => {
     await page.getByRole('button', { name: 'Close' }).click();
   });
 
-  test('Imagery View operations @clock', async ({ page, browserName }) => {
+  test('Imagery View operations', async ({ page, browserName }) => {
     test.fixme(browserName === 'firefox', 'This test needs to be updated to work with firefox');
     test.info().annotations.push({
       type: 'issue',
@@ -573,14 +558,10 @@ test.describe('Example Imagery in Flexible layout @clock', () => {
   });
 });
 
-test.describe('Example Imagery in Tabs View @clock', () => {
+test.describe('Example Imagery in Tabs View', () => {
   let tabsView;
-  test.beforeEach(async ({ page }) => {
-    // We mock the clock so that we don't need to wait for time driven events
-    // to verify functionality.
-    await page.clock.install({ time: MISSION_TIME });
-    await page.clock.resume();
 
+  test.beforeEach(async ({ page }) => {
     await page.goto('./', { waitUntil: 'domcontentloaded' });
 
     tabsView = await createDomainObjectWithDefaults(page, { type: 'Tabs View' });
@@ -607,7 +588,8 @@ test.describe('Example Imagery in Tabs View @clock', () => {
     // Wait for image thumbnail auto-scroll to complete
     await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
   });
-  test('Imagery View operations @clock', async ({ page }) => {
+
+  test('Imagery View operations', async ({ page }) => {
     await performImageryViewOperationsAndAssert(page, tabsView);
   });
 });
@@ -668,16 +650,19 @@ test.describe('Example Imagery in Time Strip', () => {
  * 3. Can pan the image using the pan hotkey + mouse drag
  * 4. Clicking on the left arrow button pauses imagery and moves to the previous image
  * 5. Imagery is updated as new images stream in, regardless of pause status
- * 6. Old images are discarded when new images stream in
- * 7. Image brightness/contrast can be adjusted by dragging the sliders
+ * 6. Old images are discarded when their timestamps fall out of bounds
+ * 7. Multiple images can be discarded when their timestamps fall out of bounds
+ * 8. Image brightness/contrast can be adjusted by dragging the sliders
  * @param {import('@playwright/test').Page} page
  */
 async function performImageryViewOperationsAndAssert(page, layoutObject) {
-  // Verify that imagery thumbnails use a thumbnail url
-  const thumbnailImages = page.getByLabel('Image thumbnail from').locator('.c-thumb__image');
-  const mainImage = page.locator('.c-imagery__main-image__image');
-  await expect(thumbnailImages.first()).toHaveAttribute('src', thumbnailUrlParamsRegexp);
-  await expect(mainImage).not.toHaveAttribute('src', thumbnailUrlParamsRegexp);
+  await test.step('Verify that imagery thumbnails use a thumbnail url', async () => {
+    const thumbnailImages = page.getByLabel('Image thumbnail from').locator('.c-thumb__image');
+    const mainImage = page.locator('.c-imagery__main-image__image');
+    await expect(thumbnailImages.first()).toHaveAttribute('src', thumbnailUrlParamsRegexp);
+    await expect(mainImage).not.toHaveAttribute('src', thumbnailUrlParamsRegexp);
+  });
+
   // Click previous image button
   const previousImageButton = page.getByLabel('Previous image');
   await expect(previousImageButton).toBeVisible();
@@ -736,19 +721,6 @@ async function performImageryViewOperationsAndAssert(page, layoutObject) {
   // Unpause imagery
   await page.locator('.pause-play').click();
 
-  // verify that old images are discarded
-  const lastImageInBounds = page.getByLabel('Image thumbnail from').first();
-  const lastImageTimestamp = await lastImageInBounds.getAttribute('title');
-  expect(lastImageTimestamp).not.toBeNull();
-
-  // go forward in time to ensure old images are discarded
-  await page.clock.fastForward(IMAGE_LOAD_DELAY);
-  await page.clock.resume();
-  await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
-
-  //Get background-image url from background-image css prop
-  await assertBackgroundImageUrlFromBackgroundCss(page);
-
   // Open the image filter menu
   await page.locator('[role=toolbar] button[title="Brightness and contrast"]').click();
 
@@ -815,24 +787,6 @@ async function assertBackgroundImageBrightness(page, expected) {
   expect(actual).toBe(expected);
 }
 
-/**
- * @param {import('@playwright/test').Page} page
- */
-async function assertBackgroundImageUrlFromBackgroundCss(page) {
-  const backgroundImage = page.getByLabel('Focused Image Element');
-  const backgroundImageUrl = await backgroundImage.evaluate((el) => {
-    return window
-      .getComputedStyle(el)
-      .getPropertyValue('background-image')
-      .match(/url\(([^)]+)\)/)[1];
-  });
-
-  // go forward in time to ensure old images are discarded
-  await page.clock.fastForward(IMAGE_LOAD_DELAY);
-  await page.clock.resume();
-  await expect(backgroundImage).not.toHaveJSProperty('background-image', backgroundImageUrl);
-}
-
 /**
  * @param {import('@playwright/test').Page} page
  */
@@ -918,62 +872,66 @@ async function mouseZoomOnImageAndAssert(page, factor = 2) {
  * @param {import('@playwright/test').Page} page
  */
 async function buttonZoomOnImageAndAssert(page) {
-  // Lock the zoom and pan so it doesn't reset if a new image comes in
-  await page.getByLabel('Focused Image Element').hover({ trial: true });
-  const lockButton = page.getByRole('button', {
-    name: 'Lock current zoom and pan across all images'
-  });
-  if (!(await lockButton.isVisible())) {
+  await test.step('Can zoom using buttons', async () => {
+    // Lock the zoom and pan so it doesn't reset if a new image comes in
     await page.getByLabel('Focused Image Element').hover({ trial: true });
-  }
-  await lockButton.click();
+    const lockButton = page.getByRole('button', {
+      name: 'Lock current zoom and pan across all images'
+    });
 
-  await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
-    'style.transform',
-    'scale(1) translate(0px, 0px)'
-  );
+    await lockButton.isVisible();
+    // if (!(await lockButton.isVisible())) {
+    //   await page.getByLabel('Focused Image Element').hover({ trial: true });
+    // }
+    await lockButton.click();
 
-  // Get initial image dimensions
-  const initialBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
+    await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
+      'style.transform',
+      'scale(1) translate(0px, 0px)'
+    );
 
-  // Zoom in twice via button
-  await zoomIntoImageryByButton(page);
-  await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
-    'style.transform',
-    'scale(2) translate(0px, 0px)'
-  );
-  await zoomIntoImageryByButton(page);
-  await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
-    'style.transform',
-    'scale(3) translate(0px, 0px)'
-  );
+    // Get initial image dimensions
+    const initialBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
 
-  // Get and assert zoomed in image dimensions
-  const zoomedInBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
-  expect(zoomedInBoundingBox.height).toBeGreaterThan(initialBoundingBox.height);
-  expect(zoomedInBoundingBox.width).toBeGreaterThan(initialBoundingBox.width);
+    // Zoom in twice via button
+    await zoomIntoImageryByButton(page);
+    await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
+      'style.transform',
+      'scale(2) translate(0px, 0px)'
+    );
+    await zoomIntoImageryByButton(page);
+    await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
+      'style.transform',
+      'scale(3) translate(0px, 0px)'
+    );
 
-  // Zoom out once via button
-  await zoomOutOfImageryByButton(page);
-  await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
-    'style.transform',
-    'scale(2) translate(0px, 0px)'
-  );
+    // Get and assert zoomed in image dimensions
+    const zoomedInBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
+    expect(zoomedInBoundingBox.height).toBeGreaterThan(initialBoundingBox.height);
+    expect(zoomedInBoundingBox.width).toBeGreaterThan(initialBoundingBox.width);
 
-  // Get and assert zoomed out image dimensions
-  const zoomedOutBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
-  expect(zoomedOutBoundingBox.height).toBeLessThan(zoomedInBoundingBox.height);
-  expect(zoomedOutBoundingBox.width).toBeLessThan(zoomedInBoundingBox.width);
+    // Zoom out once via button
+    await zoomOutOfImageryByButton(page);
+    await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
+      'style.transform',
+      'scale(2) translate(0px, 0px)'
+    );
 
-  // Zoom out again via button, assert against the initial image dimensions
-  await zoomOutOfImageryByButton(page);
-  await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
-    'style.transform',
-    'scale(1) translate(0px, 0px)'
-  );
+    // Get and assert zoomed out image dimensions
+    const zoomedOutBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
+    expect(zoomedOutBoundingBox.height).toBeLessThan(zoomedInBoundingBox.height);
+    expect(zoomedOutBoundingBox.width).toBeLessThan(zoomedInBoundingBox.width);
 
-  const finalBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
-  expect(finalBoundingBox).toEqual(initialBoundingBox);
+    // Zoom out again via button, assert against the initial image dimensions
+    await zoomOutOfImageryByButton(page);
+    await expect(page.getByLabel('Focused Image Element')).toHaveJSProperty(
+      'style.transform',
+      'scale(1) translate(0px, 0px)'
+    );
+
+    const finalBoundingBox = await page.getByLabel('Focused Image Element').boundingBox();
+    expect(finalBoundingBox).toEqual(initialBoundingBox);
+  });
 }
 
 /**
@@ -1035,24 +993,6 @@ async function resetImageryPanAndZoom(page) {
   await expect(page.locator('.c-thumb__viewable-area')).toBeHidden();
 }
 
-/**
- * @param {import('@playwright/test').Page} page
- */
-async function createImageryViewWithShortDelay(page, { name, parent }) {
-  await createDomainObjectWithDefaults(page, {
-    name,
-    type: 'Example Imagery',
-    parent
-  });
-
-  await expect(page.locator('.l-browse-bar__object-name')).toContainText('Unnamed Example Imagery');
-  await page.getByLabel('More actions').click();
-  await page.getByLabel('Edit Properties').click();
-  // Clear and set Image load delay to minimum value
-  await page.locator('input[type="number"]').fill(`${IMAGE_LOAD_DELAY}`);
-  await page.getByLabel('Save').click();
-}
-
 /**
  * @param {import('@playwright/test').Page} page
  */

e2e/tests/functional/plugins/imagery/exampleImageryControlledClock.e2e.spec.js

@@ -0,0 +1,489 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+/*
+This test suite is dedicated to testing how imagery functions over time.
+It only assumes that example imagery is present.
+It uses https://playwright.dev/docs/clock to have control over time
+*/
+
+import {
+  createDomainObjectWithDefaults,
+  navigateToObjectWithRealTime,
+  setRealTimeMode,
+  setStartOffset
+} from '../../../../appActions.js';
+import { MISSION_TIME } from '../../../../constants.js';
+import {
+  createImageryViewWithShortDelay,
+  FIVE_MINUTES,
+  IMAGE_LOAD_DELAY,
+  THIRTY_SECONDS
+} from '../../../../helper/imageryUtils.js';
+import { expect, test } from '../../../../pluginFixtures.js';
+
+test.describe('Example Imagery Object with Controlled Clock @clock', () => {
+  test.beforeEach(async ({ page }) => {
+    // We mock the clock so that we don't need to wait for time driven events
+    // to verify functionality.
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+
+    //Go to baseURL
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    // Create a default 'Example Imagery' object
+    // Click the Create button
+    await page.getByRole('button', { name: 'Create' }).click();
+
+    // Click text=Example Imagery
+    await page.getByRole('menuitem', { name: 'Example Imagery' }).click();
+
+    // Clear and set Image load delay to minimum value
+    await page.locator('input[type="number"]').clear();
+    await page.locator('input[type="number"]').fill(`${IMAGE_LOAD_DELAY}`);
+
+    await page.getByLabel('Save').click();
+
+    // Verify that the created object is focused
+    await expect(page.locator('.l-browse-bar__object-name')).toContainText(
+      'Unnamed Example Imagery'
+    );
+    await page.getByLabel('Focused Image Element').hover({ trial: true });
+
+    // set realtime mode
+    await setRealTimeMode(page);
+    await setStartOffset(page, { startMins: '05' });
+  });
+
+  test('Imagery Time Bounding', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/5265'
+    });
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7825'
+    });
+
+    // verify that old images are discarded
+    const lastImageInBounds = page.getByLabel('Image thumbnail from').first();
+    const lastImageTimestamp = await lastImageInBounds.getAttribute('title');
+    expect(lastImageTimestamp).not.toBeNull();
+
+    // go forward in time to ensure old images are discarded
+    await page.clock.fastForward(IMAGE_LOAD_DELAY);
+    await page.clock.resume();
+    await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
+
+    // go way forward in time to ensure multiple images are discarded
+    const IMAGES_TO_DISCARD_COUNT = 5;
+
+    const lastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT - 1);
+    const lastImageToDiscardTimestamp = await lastImageToDiscard.getAttribute('title');
+    expect(lastImageToDiscardTimestamp).not.toBeNull();
+
+    const imageAfterLastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT);
+    const imageAfterLastImageToDiscardTimestamp =
+      await imageAfterLastImageToDiscard.getAttribute('title');
+    expect(imageAfterLastImageToDiscardTimestamp).not.toBeNull();
+
+    await page.clock.fastForward(IMAGE_LOAD_DELAY * IMAGES_TO_DISCARD_COUNT);
+    await page.clock.resume();
+
+    await expect(page.getByLabel(lastImageToDiscardTimestamp)).toBeHidden();
+    await expect(page.getByLabel(imageAfterLastImageToDiscardTimestamp)).toBeVisible();
+  });
+
+  test('Get background-image url from background-image css prop', async ({ page }) => {
+    await assertBackgroundImageUrlFromBackgroundCss(page);
+  });
+});
+
+test.describe('Example Imagery in Display Layout with Controlled Clock @clock', () => {
+  let displayLayout;
+
+  test.beforeEach(async ({ page }) => {
+    // We mock the clock so that we don't need to wait for time driven events
+    // to verify functionality.
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+
+    // Go to baseURL
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    displayLayout = await createDomainObjectWithDefaults(page, { type: 'Display Layout' });
+
+    // Create Example Imagery inside Display Layout
+    await createImageryViewWithShortDelay(page, {
+      name: 'Unnamed Example Imagery',
+      parent: displayLayout.uuid
+    });
+
+    // set realtime mode
+    await navigateToObjectWithRealTime(
+      page,
+      displayLayout.url,
+      `${FIVE_MINUTES}`,
+      `${THIRTY_SECONDS}`
+    );
+  });
+
+  test('Imagery Time Bounding', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/5265'
+    });
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7825'
+    });
+
+    // Edit mode
+    await page.getByLabel('Edit Object').click();
+
+    // Click on example imagery to expose toolbar
+    await page.locator('.c-so-view__header').click();
+
+    // Adjust object height
+    await page.locator('div[title="Resize object height"] > input').click();
+    await page.locator('div[title="Resize object height"] > input').fill('50');
+
+    // Adjust object width
+    await page.locator('div[title="Resize object width"] > input').click();
+    await page.locator('div[title="Resize object width"] > input').fill('50');
+
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+
+    // verify that old images are discarded
+    const lastImageInBounds = page.getByLabel('Image thumbnail from').first();
+    const lastImageTimestamp = await lastImageInBounds.getAttribute('title');
+    expect(lastImageTimestamp).not.toBeNull();
+
+    // go forward in time to ensure old images are discarded
+    await page.clock.fastForward(IMAGE_LOAD_DELAY);
+    await page.clock.resume();
+    await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
+
+    // go way forward in time to ensure multiple images are discarded
+    const IMAGES_TO_DISCARD_COUNT = 5;
+
+    const lastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT - 1);
+    const lastImageToDiscardTimestamp = await lastImageToDiscard.getAttribute('title');
+    expect(lastImageToDiscardTimestamp).not.toBeNull();
+
+    const imageAfterLastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT);
+    const imageAfterLastImageToDiscardTimestamp =
+      await imageAfterLastImageToDiscard.getAttribute('title');
+    expect(imageAfterLastImageToDiscardTimestamp).not.toBeNull();
+
+    await page.clock.fastForward(IMAGE_LOAD_DELAY * IMAGES_TO_DISCARD_COUNT);
+    await page.clock.resume();
+
+    await expect(page.getByLabel(lastImageToDiscardTimestamp)).toBeHidden();
+    await expect(page.getByLabel(imageAfterLastImageToDiscardTimestamp)).toBeVisible();
+  });
+
+  test('Get background-image url from background-image css prop @clock', async ({ page }) => {
+    await assertBackgroundImageUrlFromBackgroundCss(page);
+  });
+});
+
+test.describe('Example Imagery in Flexible layout with Controlled Clock @clock', () => {
+  let flexibleLayout;
+
+  test.beforeEach(async ({ page }) => {
+    // We mock the clock so that we don't need to wait for time driven events
+    // to verify functionality.
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    flexibleLayout = await createDomainObjectWithDefaults(page, { type: 'Flexible Layout' });
+
+    // Create Example Imagery inside the Flexible Layout
+    await createImageryViewWithShortDelay(page, {
+      name: 'Unnamed Example Imagery',
+      parent: flexibleLayout.uuid
+    });
+
+    // set realtime mode
+    await navigateToObjectWithRealTime(
+      page,
+      flexibleLayout.url,
+      `${FIVE_MINUTES}`,
+      `${THIRTY_SECONDS}`
+    );
+
+    // Wait for image thumbnail auto-scroll to complete
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+  });
+
+  test('Imagery Time Bounding @clock', async ({ page, browserName }) => {
+    test.fixme(browserName === 'firefox', 'This test needs to be updated to work with firefox');
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/5326'
+    });
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7825'
+    });
+
+    // verify that old images are discarded
+    const lastImageInBounds = page.getByLabel('Image thumbnail from').first();
+    const lastImageTimestamp = await lastImageInBounds.getAttribute('title');
+    expect(lastImageTimestamp).not.toBeNull();
+
+    // go forward in time to ensure old images are discarded
+    await page.clock.fastForward(IMAGE_LOAD_DELAY);
+    await page.clock.resume();
+    await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
+
+    // go way forward in time to ensure multiple images are discarded
+    const IMAGES_TO_DISCARD_COUNT = 5;
+
+    const lastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT - 1);
+    const lastImageToDiscardTimestamp = await lastImageToDiscard.getAttribute('title');
+    expect(lastImageToDiscardTimestamp).not.toBeNull();
+
+    const imageAfterLastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT);
+    const imageAfterLastImageToDiscardTimestamp =
+      await imageAfterLastImageToDiscard.getAttribute('title');
+    expect(imageAfterLastImageToDiscardTimestamp).not.toBeNull();
+
+    await page.clock.fastForward(IMAGE_LOAD_DELAY * IMAGES_TO_DISCARD_COUNT);
+    await page.clock.resume();
+
+    await expect(page.getByLabel(lastImageToDiscardTimestamp)).toBeHidden();
+    await expect(page.getByLabel(imageAfterLastImageToDiscardTimestamp)).toBeVisible();
+  });
+
+  test('Get background-image url from background-image css prop @clock', async ({ page }) => {
+    await assertBackgroundImageUrlFromBackgroundCss(page);
+  });
+});
+
+test.describe('Example Imagery in Tabs View with Controlled Clock @clock', () => {
+  let timeStripObject;
+
+  test.beforeEach(async ({ page }) => {
+    // We mock the clock so that we don't need to wait for time driven events
+    // to verify functionality.
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    timeStripObject = await createDomainObjectWithDefaults(page, { type: 'Tabs View' });
+    await page.goto(timeStripObject.url);
+
+    /* Create Example Imagery with minimum Image Load Delay */
+    // Click the Create button
+    await page.getByRole('button', { name: 'Create' }).click();
+
+    // Click text=Example Imagery
+    await page.getByRole('menuitem', { name: 'Example Imagery' }).click();
+
+    // Clear and set Image load delay to minimum value
+    await page.locator('input[type="number"]').clear();
+    await page.locator('input[type="number"]').fill(`${IMAGE_LOAD_DELAY}`);
+
+    await page.getByLabel('Save').click();
+
+    await expect(page.locator('.l-browse-bar__object-name')).toContainText(
+      'Unnamed Example Imagery'
+    );
+
+    // set realtime mode
+    await navigateToObjectWithRealTime(
+      page,
+      timeStripObject.url,
+      `${FIVE_MINUTES}`,
+      `${THIRTY_SECONDS}`
+    );
+
+    // Wait for image thumbnail auto-scroll to complete
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+  });
+
+  test('Imagery Time Bounding @clock', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/5265'
+    });
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7825'
+    });
+
+    // verify that old images are discarded
+    const lastImageInBounds = page.getByLabel('Image thumbnail from').first();
+    const lastImageTimestamp = await lastImageInBounds.getAttribute('title');
+    expect(lastImageTimestamp).not.toBeNull();
+
+    // go forward in time to ensure old images are discarded
+    await page.clock.fastForward(IMAGE_LOAD_DELAY);
+    await page.clock.resume();
+    await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
+
+    // go way forward in time to ensure multiple images are discarded
+    const IMAGES_TO_DISCARD_COUNT = 5;
+
+    const lastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT - 1);
+    const lastImageToDiscardTimestamp = await lastImageToDiscard.getAttribute('title');
+    expect(lastImageToDiscardTimestamp).not.toBeNull();
+
+    const imageAfterLastImageToDiscard = page
+      .getByLabel('Image thumbnail from')
+      .nth(IMAGES_TO_DISCARD_COUNT);
+    const imageAfterLastImageToDiscardTimestamp =
+      await imageAfterLastImageToDiscard.getAttribute('title');
+    expect(imageAfterLastImageToDiscardTimestamp).not.toBeNull();
+
+    await page.clock.fastForward(IMAGE_LOAD_DELAY * IMAGES_TO_DISCARD_COUNT);
+    await page.clock.resume();
+
+    await expect(page.getByLabel(lastImageToDiscardTimestamp)).toBeHidden();
+    await expect(page.getByLabel(imageAfterLastImageToDiscardTimestamp)).toBeVisible();
+  });
+
+  test('Get background-image url from background-image css prop @clock', async ({ page }) => {
+    await assertBackgroundImageUrlFromBackgroundCss(page);
+  });
+});
+
+test.describe('Example Imagery in Time Strip with Controlled Clock @clock', () => {
+  let timeStripObject;
+
+  test.beforeEach(async ({ page }) => {
+    // We mock the clock so that we don't need to wait for time driven events
+    // to verify functionality.
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    timeStripObject = await createDomainObjectWithDefaults(page, { type: 'Time Strip' });
+    await page.goto(timeStripObject.url);
+
+    /* Create Example Imagery with minimum Image Load Delay */
+    // Click the Create button
+    await page.getByRole('button', { name: 'Create' }).click();
+
+    // Click text=Example Imagery
+    await page.getByRole('menuitem', { name: 'Example Imagery' }).click();
+
+    // Clear and set Image load delay to minimum value
+    await page.locator('input[type="number"]').clear();
+    await page.locator('input[type="number"]').fill(`${IMAGE_LOAD_DELAY}`);
+
+    await page.getByLabel('Save').click();
+
+    await expect(page.locator('.l-browse-bar__object-name')).toContainText(
+      'Unnamed Example Imagery'
+    );
+
+    // set realtime mode
+    await navigateToObjectWithRealTime(
+      page,
+      timeStripObject.url,
+      `${FIVE_MINUTES}`,
+      `${THIRTY_SECONDS}`
+    );
+
+    // Wait for image thumbnail auto-scroll to complete
+    await expect(page.getByLabel('wrapper-').last()).toBeInViewport();
+  });
+
+  test('Imagery Time Bounding @clock', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/5265'
+    });
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7825'
+    });
+
+    // verify that old images are discarded
+    const lastImageInBounds = page.getByLabel('wrapper-').first();
+    const lastImageTimestamp = await lastImageInBounds.getAttribute('aria-label');
+    expect(lastImageTimestamp).not.toBeNull();
+
+    // go forward in time to ensure old images are discarded
+    await page.clock.fastForward(IMAGE_LOAD_DELAY);
+    await page.clock.resume();
+    await expect(page.getByLabel(lastImageTimestamp)).toBeHidden();
+
+    // go way forward in time to ensure multiple images are discarded
+    const IMAGES_TO_DISCARD_COUNT = 5;
+
+    const lastImageToDiscard = page.getByLabel('wrapper-').nth(IMAGES_TO_DISCARD_COUNT - 1);
+    const lastImageToDiscardTimestamp = await lastImageToDiscard.getAttribute('aria-label');
+    expect(lastImageToDiscardTimestamp).not.toBeNull();
+
+    const imageAfterLastImageToDiscard = page.getByLabel('wrapper-').nth(IMAGES_TO_DISCARD_COUNT);
+    const imageAfterLastImageToDiscardTimestamp =
+      await imageAfterLastImageToDiscard.getAttribute('aria-label');
+    expect(imageAfterLastImageToDiscardTimestamp).not.toBeNull();
+
+    await page.clock.fastForward(IMAGE_LOAD_DELAY * IMAGES_TO_DISCARD_COUNT);
+    await page.clock.resume();
+
+    await expect(page.getByLabel(lastImageToDiscardTimestamp)).toBeHidden();
+    await expect(page.getByLabel(imageAfterLastImageToDiscardTimestamp)).toBeVisible();
+  });
+});
+
+/**
+ * @param {import('@playwright/test').Page} page
+ */
+async function assertBackgroundImageUrlFromBackgroundCss(page) {
+  const backgroundImage = page.getByLabel('Focused Image Element');
+  const backgroundImageUrl = await backgroundImage.evaluate((el) => {
+    return window
+      .getComputedStyle(el)
+      .getPropertyValue('background-image')
+      .match(/url\(([^)]+)\)/)[1];
+  });
+
+  // go forward in time to ensure old images are discarded
+  await page.clock.fastForward(IMAGE_LOAD_DELAY);
+  await page.clock.resume();
+  await expect(backgroundImage).not.toHaveJSProperty('background-image', backgroundImageUrl);
+}

e2e/tests/functional/plugins/imagery/exampleImageryFile.e2e.spec.js

@@ -0,0 +1,93 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+/*
+ * This test suite verifies modifying the image location of the example imagery object.
+ */
+
+import { createDomainObjectWithDefaults } from '../../../../appActions.js';
+import { expect, test } from '../../../../pluginFixtures.js';
+
+test.describe('Example Imagery Object Custom Images', () => {
+  let exampleImagery;
+  test.beforeEach(async ({ page }) => {
+    //Go to baseURL
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+
+    // Create a default 'Example Imagery' object
+    exampleImagery = await createDomainObjectWithDefaults(page, {
+      name: 'Example Imagery',
+      type: 'Example Imagery'
+    });
+
+    // Verify that the created object is focused
+    await expect(page.locator('.l-browse-bar__object-name')).toContainText(exampleImagery.name);
+    await page.getByLabel('Focused Image Element').hover({ trial: true });
+
+    // Wait for image thumbnail auto-scroll to complete
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+  });
+  // this requires CORS to be enabled in some fashion
+  test.fixme('Can right click on image and save it as a file', async ({ page }) => {});
+  test('Can provide a custom image location for the example imagery object', async ({ page }) => {
+    // Modify Example Imagery to create a really stable image which will never let us down
+    await page.getByRole('button', { name: 'More actions' }).click();
+    await page.getByRole('menuitem', { name: 'Edit Properties...' }).click();
+    await page
+      .locator('#imageLocation-textarea')
+      .fill(
+        'https://raw.githubusercontent.com/nasa/openmct/554f77c42fec81cf0f63e62b278012cb08d82af9/e2e/test-data/rick.jpg,https://raw.githubusercontent.com/nasa/openmct/554f77c42fec81cf0f63e62b278012cb08d82af9/e2e/test-data/rick.jpg'
+      );
+    await page.getByRole('button', { name: 'Save' }).click();
+    await page.reload({ waitUntil: 'domcontentloaded' });
+
+    // Wait for the thumbnails to finish their scroll animation
+    // (Wait until the rightmost thumbnail is in view)
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+
+    await expect(page.getByLabel('Image Wrapper')).toBeVisible();
+  });
+  test.fixme('Can provide a custom image with spaces in name', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7903'
+    });
+    await page.goto(exampleImagery.url, { waitUntil: 'domcontentloaded' });
+
+    // Modify Example Imagery to create a really stable image which will never let us down
+    await page.getByRole('button', { name: 'More actions' }).click();
+    await page.getByRole('menuitem', { name: 'Edit Properties...' }).click();
+    await page
+      .locator('#imageLocation-textarea')
+      .fill(
+        'https://raw.githubusercontent.com/nasa/openmct/d8c64f183400afb70137221fc1a035e091bea912/e2e/test-data/rick%20space%20roll.jpg'
+      );
+    await page.getByRole('button', { name: 'Save' }).click();
+    await page.reload({ waitUntil: 'domcontentloaded' });
+
+    // Wait for the thumbnails to finish their scroll animation
+    // (Wait until the rightmost thumbnail is in view)
+    await expect(page.getByLabel('Image Thumbnail from').last()).toBeInViewport();
+
+    await expect(page.getByLabel('Image Wrapper')).toBeVisible();
+  });
+});

e2e/tests/functional/plugins/performanceIndicator/performanceIndicator.e2e.spec.js

@@ -0,0 +1,72 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+import { expect, test } from '../../../../pluginFixtures.js';
+
+test.describe('The performance indicator', () => {
+  test.beforeEach(async ({ page }) => {
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+    await page.evaluate(() => {
+      const openmct = window.openmct;
+      openmct.install(openmct.plugins.PerformanceIndicator());
+    });
+  });
+
+  test('can be installed', ({ page }) => {
+    const performanceIndicator = page.getByTitle('Performance Indicator');
+    expect(performanceIndicator).toBeDefined();
+  });
+
+  test('Shows a numerical FPS value', async ({ page }) => {
+    // Frames Per Second. We need to wait at least 1 second to get a value.
+    // eslint-disable-next-line playwright/no-wait-for-timeout
+    await page.waitForTimeout(1000);
+    await expect(page.getByTitle('Performance Indicator')).toHaveText(/\d\d? fps/);
+  });
+
+  test('Supports showing optional extended performance information in an overlay for debugging', async ({
+    page
+  }) => {
+    const performanceMeasurementLabel = 'Some measurement';
+    const performanceMeasurementValue = 'Some value';
+
+    await page.evaluate(
+      ({ performanceMeasurementLabel: label, performanceMeasurementValue: value }) => {
+        const openmct = window.openmct;
+        openmct.performance.measurements.set(label, value);
+      },
+      { performanceMeasurementLabel, performanceMeasurementValue }
+    );
+    const performanceIndicator = page.getByTitle('Performance Indicator');
+    await performanceIndicator.click();
+    //Performance overlay is a crude debugging tool, it's evaluated once per second.
+    // eslint-disable-next-line playwright/no-wait-for-timeout
+    await page.waitForTimeout(1000);
+    const performanceOverlay = page.getByTitle('Performance Overlay');
+    await expect(performanceOverlay).toBeVisible();
+    await expect(performanceOverlay).toHaveText(new RegExp(`${performanceMeasurementLabel}.*`));
+    await expect(performanceOverlay).toHaveText(new RegExp(`.*${performanceMeasurementValue}`));
+
+    //Confirm that it disappears if we click on it again.
+    await performanceIndicator.click();
+    await expect(performanceOverlay).toBeHidden();
+  });
+});

e2e/tests/functional/plugins/reloadAction/reloadAction.e2e.spec.js

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

e2e/tests/functional/plugins/styling/conditionSetStyling.e2e.spec.js

@@ -0,0 +1,163 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+/*
+This test suite is dedicated to tests which verify the basic operations surrounding conditionSets and styling
+*/
+
+import {
+  createDomainObjectWithDefaults,
+  linkParameterToObject,
+  setRealTimeMode
+} from '../../../../appActions.js';
+import { MISSION_TIME } from '../../../../constants.js';
+import { expect, test } from '../../../../pluginFixtures.js';
+
+test.describe('Conditionally Styling, using a Condition Set', () => {
+  let stateGenerator;
+  let conditionSet;
+  let displayLayout;
+  const STATE_CHANGE_INTERVAL = '1';
+
+  test.beforeEach(async ({ page }) => {
+    // Install the clock and set the time to the mission time such that the state generator will be controllable
+    await page.clock.install({ time: MISSION_TIME });
+    await page.clock.resume();
+    await page.goto('./', { waitUntil: 'domcontentloaded' });
+    // Create Condition Set, State Generator, and Display Layout
+    conditionSet = await createDomainObjectWithDefaults(page, {
+      type: 'Condition Set',
+      name: 'Test Condition Set'
+    });
+    stateGenerator = await createDomainObjectWithDefaults(page, {
+      type: 'State Generator',
+      name: 'One Second State Generator'
+    });
+    // edit the state generator to have a 1 second update rate
+    await page.getByTitle('More actions').click();
+    await page.getByRole('menuitem', { name: 'Edit Properties...' }).click();
+    await page.getByLabel('State Duration (seconds)', { exact: true }).fill(STATE_CHANGE_INTERVAL);
+    await page.getByLabel('Save').click();
+
+    displayLayout = await createDomainObjectWithDefaults(page, {
+      type: 'Display Layout',
+      name: 'Test Display Layout'
+    });
+  });
+
+  test('Conditional styling, using a Condition Set, will style correctly based on the output @clock', async ({
+    page
+  }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7840'
+    });
+
+    // set up the condition set to use the state generator
+    await page.goto(conditionSet.url, { waitUntil: 'domcontentloaded' });
+
+    // Add the State Generator to the Condition Set by dragging from the main tree
+    await page.getByLabel('Show selected item in tree').click();
+    await page
+      .getByRole('tree', {
+        name: 'Main Tree'
+      })
+      .getByRole('treeitem', {
+        name: stateGenerator.name
+      })
+      .dragTo(page.locator('#conditionCollection'));
+
+    // Add the state generator to the first criterion such that there is a condition named 'OFF' when the state generator is off
+    await page.getByLabel('Add Condition').click();
+    await page
+      .getByLabel('Criterion Telemetry Selection')
+      .selectOption({ label: stateGenerator.name });
+    await page.getByLabel('Criterion Metadata Selection').selectOption({ label: 'State' });
+    await page.getByLabel('Criterion Comparison Selection').selectOption({ label: 'is' });
+    await page.getByLabel('Condition Name Input').first().fill('OFF');
+    await page.getByLabel('Save').click();
+    await page.getByRole('listitem', { name: 'Save and Finish Editing' }).click();
+
+    await linkParameterToObject(page, stateGenerator.name, displayLayout.name);
+
+    //Add a box to the display layout
+    await page.goto(displayLayout.url, { waitUntil: 'domcontentloaded' });
+    await page.getByLabel('Edit Object').click();
+
+    //Add a box to the display layout and move it to the right
+    //TEMP: Click the layout such that the state generator is deselected
+    await page.getByLabel('Test Display Layout Layout Grid').locator('div').nth(1).click();
+    await page.getByLabel('Add Drawing Object').click();
+    await page.getByText('Box').click();
+    await page.getByLabel('X:').click();
+    await page.getByLabel('X:').fill('10');
+    await page.getByLabel('X:').press('Enter');
+
+    // set up conditional styling such that the box is red when the state generator condition is 'OFF'
+    await page.getByRole('tab', { name: 'Styles' }).click();
+    await page.getByRole('button', { name: 'Use Conditional Styling...' }).click();
+    await page.getByLabel('Modal Overlay').getByLabel('Expand My Items folder').click();
+    await page.getByLabel('Modal Overlay').getByLabel(`Preview ${conditionSet.name}`).click();
+    await page.getByText('Ok').click();
+    await page.getByLabel('Set background color').first().click();
+    await page.getByLabel('#ff0000').click();
+    await page.getByLabel('Save', { exact: true }).click();
+    await page.getByRole('listitem', { name: 'Save and Finish Editing' }).click();
+
+    await setRealTimeMode(page);
+
+    //Pause at a time when the state generator is 'OFF' which is 20 minutes in the future
+    await page.clock.pauseAt(new Date(MISSION_TIME + 1200000));
+
+    const redBG = 'background-color: rgb(255, 0, 0);';
+    const defaultBG = 'background-color: rgb(102, 102, 102);';
+    const textElement = page.getByLabel('Alpha-numeric telemetry value').locator('div:first-child');
+    const styledElement = page.getByLabel('Box', { exact: true });
+
+    await page.clock.resume();
+
+    // Check if the style is red when text is 'OFF'
+    await expect(textElement).toHaveText('OFF');
+    await waitForStyleChange(styledElement, redBG);
+
+    // Fast forward to the next state change
+    await page.clock.fastForward(STATE_CHANGE_INTERVAL * 1000);
+
+    // Check if the style is not red when text is 'ON'
+    await expect(textElement).toHaveText('ON');
+    await waitForStyleChange(styledElement, defaultBG);
+  });
+});
+
+/**
+ * Wait for the style of an element to change to the expected style.
+ * @param {import('@playwright/test').Locator} element - The element to check.
+ * @param {string} expectedStyle - The expected style to wait for.
+ * @param {number} timeout - The timeout in milliseconds.
+ */
+async function waitForStyleChange(element, expectedStyle, timeout = 0) {
+  await expect(async () => {
+    const style = await element.getAttribute('style');
+
+    // eslint-disable-next-line playwright/prefer-web-first-assertions
+    expect(style).toBe(expectedStyle);
+  }).toPass({ timeout: 1000 }); // timeout allows for the style to be applied
+}

e2e/tests/functional/plugins/tabs/tabs.e2e.spec.js

@@ -57,7 +57,7 @@ test.describe('Tabs View', () => {
     await page.goto(tabsView.url);
 
     // select first tab
-    await page.getByLabel(`${table.name} tab`, { exact: true }).click();
+    await page.getByLabel(`${table.name} tab - selected`, { exact: true }).click();
     // ensure table header visible
     await expect(page.getByRole('searchbox', { name: 'message filter input' })).toBeVisible();
 
@@ -92,6 +92,38 @@ test.describe('Tabs View', () => {
     // no canvas (i.e., sine wave generator) in the document should be visible
     await expect(page.locator('canvas[id=webglContext]')).toBeHidden();
   });
+
+  test('Changing the displayed tab should not be persisted if the view is locked', async ({
+    page
+  }) => {
+    await page.goto(tabsView.url);
+    //lock the view
+    await page.getByLabel('Unlocked for editing, click to lock.', { exact: true }).click();
+    // get the initial tab index
+    const initialTab = page.getByLabel(/- selected/);
+    // switch to a different tab in the view
+    const swgTab = page.getByLabel(`${sineWaveGenerator.name} tab`, { exact: true });
+    await swgTab.click();
+    await page.getByLabel(`${sineWaveGenerator.name} Object View`).isVisible();
+    // navigate away from the tabbed view and back
+    await page.getByRole('treeitem', { name: 'My Items' }).click();
+    await page.goto(tabsView.url);
+    // check that the initial tab is displayed
+    const lockedSelectedTab = page.getByLabel(/- selected/);
+    await expect(lockedSelectedTab).toHaveText(await initialTab.textContent());
+
+    //unlock the view
+    await page.getByLabel('Locked for editing. Click to unlock.', { exact: true }).click();
+    // switch to a different tab in the view
+    await swgTab.click();
+    await page.getByLabel(`${sineWaveGenerator.name} Object View`).isVisible();
+    // navigate away from the tabbed view and back
+    await page.getByRole('treeitem', { name: 'My Items' }).click();
+    await page.goto(tabsView.url);
+    // check that the newly selected tab is displayed
+    const unlockedSelectedTab = page.getByLabel(/- selected/);
+    await expect(unlockedSelectedTab).toBeVisible();
+  });
 });
 
 test.describe('Tabs View CRUD', () => {

e2e/tests/functional/plugins/telemetryTable/telemetryTable.e2e.spec.js

@@ -117,7 +117,8 @@ test.describe('Telemetry Table', () => {
 
     endTimeStamp.setUTCMinutes(endTimeStamp.getUTCMinutes() - 5);
     const endDate = endTimeStamp.toISOString().split('T')[0];
-    const endTime = endTimeStamp.toISOString().split('T')[1];
+    const milliseconds = endTimeStamp.getMilliseconds();
+    const endTime = endTimeStamp.toISOString().split('T')[1].replace(`.${milliseconds}Z`, '');
 
     await setTimeConductorBounds(page, { endDate, endTime });
 

e2e/tests/functional/plugins/timeConductor/timeConductor.e2e.spec.js

@@ -24,65 +24,210 @@ import {
   setEndOffset,
   setFixedTimeMode,
   setRealTimeMode,
-  setStartOffset,
-  setTimeConductorBounds
+  setStartOffset
 } from '../../../../appActions.js';
 import { expect, test } from '../../../../pluginFixtures.js';
 
 test.describe('Time conductor operations', () => {
-  test('validate start time does not exceed end time', async ({ page }) => {
+  const DAY = '2024-01-01';
+  const DAY_AFTER = '2024-01-02';
+  const ONE_O_CLOCK = '01:00:00';
+  const TWO_O_CLOCK = '02:00:00';
+
+  test.beforeEach(async ({ page }) => {
     // Go to baseURL
     await page.goto('./', { waitUntil: 'domcontentloaded' });
-    const year = new Date().getFullYear();
+  });
 
-    // Set initial valid time bounds
-    const startDate = `${year}-01-01`;
-    const startTime = '01:00:00';
-    const endDate = `${year}-01-01`;
-    const endTime = '02:00:00';
-    await setTimeConductorBounds(page, { startDate, startTime, endDate, endTime });
+  test('validate date and time inputs are validated on input event', async ({ page }) => {
+    const submitButtonLocator = page.getByLabel('Submit time bounds');
 
     // Open the time conductor popup
     await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
 
-    // Test invalid start date
-    const invalidStartDate = `${year}-01-02`;
-    await page.getByLabel('Start date').fill(invalidStartDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('Start date').fill(startDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
+    await test.step('invalid start date disables submit button', async () => {
+      const initialStartDate = await page.getByLabel('Start date').inputValue();
+      const invalidStartDate = `${initialStartDate.substring(0, 5)}${initialStartDate.substring(6)}`;
 
-    // Test invalid end date
-    const invalidEndDate = `${year - 1}-12-31`;
-    await page.getByLabel('End date').fill(invalidEndDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('End date').fill(endDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
+      await page.getByLabel('Start date').fill(invalidStartDate);
+      await expect(submitButtonLocator).toBeDisabled();
+      await page.getByLabel('Start date').fill(initialStartDate);
+      await expect(submitButtonLocator).toBeEnabled();
+    });
 
-    // Test invalid start time
-    const invalidStartTime = '42:00:00';
-    await page.getByLabel('Start time').fill(invalidStartTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('Start time').fill(startTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
+    await test.step('invalid start time disables submit button', async () => {
+      const initialStartTime = await page.getByLabel('Start time').inputValue();
+      const invalidStartTime = `${initialStartTime.substring(0, 5)}${initialStartTime.substring(6)}`;
 
-    // Test invalid end time
-    const invalidEndTime = '43:00:00';
-    await page.getByLabel('End time').fill(invalidEndTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('End time').fill(endTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
+      await page.getByLabel('Start time').fill(invalidStartTime);
+      await expect(submitButtonLocator).toBeDisabled();
+      await page.getByLabel('Start time').fill(initialStartTime);
+      await expect(submitButtonLocator).toBeEnabled();
+    });
 
-    // Submit valid time bounds
+    await test.step('disable/enable submit button also works with multiple invalid inputs', async () => {
+      const initialEndDate = await page.getByLabel('End date').inputValue();
+      const invalidEndDate = `${initialEndDate.substring(0, 5)}${initialEndDate.substring(6)}`;
+      const initialStartTime = await page.getByLabel('Start time').inputValue();
+      const invalidStartTime = `${initialStartTime.substring(0, 5)}${initialStartTime.substring(6)}`;
+
+      await page.getByLabel('Start time').fill(invalidStartTime);
+      await expect(submitButtonLocator).toBeDisabled();
+      await page.getByLabel('End date').fill(invalidEndDate);
+      await expect(submitButtonLocator).toBeDisabled();
+      await page.getByLabel('End date').fill(initialEndDate);
+      await expect(submitButtonLocator).toBeDisabled();
+      await page.getByLabel('Start time').fill(initialStartTime);
+      await expect(submitButtonLocator).toBeEnabled();
+    });
+  });
+
+  test('validate date and time inputs validation is reported on change event', async ({ page }) => {
+    // Open the time conductor popup
+    await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
+
+    await test.step('invalid start date is reported on change event, not on input event', async () => {
+      const initialStartDate = await page.getByLabel('Start date').inputValue();
+      const invalidStartDate = `${initialStartDate.substring(0, 5)}${initialStartDate.substring(6)}`;
+
+      await page.getByLabel('Start date').fill(invalidStartDate);
+      await expect(page.getByLabel('Start date')).not.toHaveAttribute('title', 'Invalid Date');
+      await page.getByLabel('Start date').press('Tab');
+      await expect(page.getByLabel('Start date')).toHaveAttribute('title', 'Invalid Date');
+      await page.getByLabel('Start date').fill(initialStartDate);
+      await expect(page.getByLabel('Start date')).not.toHaveAttribute('title', 'Invalid Date');
+    });
+
+    await test.step('invalid start time is reported on change event, not on input event', async () => {
+      const initialStartTime = await page.getByLabel('Start time').inputValue();
+      const invalidStartTime = `${initialStartTime.substring(0, 5)}${initialStartTime.substring(6)}`;
+
+      await page.getByLabel('Start time').fill(invalidStartTime);
+      await expect(page.getByLabel('Start time')).not.toHaveAttribute('title', 'Invalid Time');
+      await page.getByLabel('Start time').press('Tab');
+      await expect(page.getByLabel('Start time')).toHaveAttribute('title', 'Invalid Time');
+      await page.getByLabel('Start time').fill(initialStartTime);
+      await expect(page.getByLabel('Start time')).not.toHaveAttribute('title', 'Invalid Time');
+    });
+
+    await test.step('invalid end date is reported on change event, not on input event', async () => {
+      const initialEndDate = await page.getByLabel('End date').inputValue();
+      const invalidEndDate = `${initialEndDate.substring(0, 5)}${initialEndDate.substring(6)}`;
+
+      await page.getByLabel('End date').fill(invalidEndDate);
+      await expect(page.getByLabel('End date')).not.toHaveAttribute('title', 'Invalid Date');
+      await page.getByLabel('End date').press('Tab');
+      await expect(page.getByLabel('End date')).toHaveAttribute('title', 'Invalid Date');
+      await page.getByLabel('End date').fill(initialEndDate);
+      await expect(page.getByLabel('End date')).not.toHaveAttribute('title', 'Invalid Date');
+    });
+
+    await test.step('invalid end time is reported on change event, not on input event', async () => {
+      const initialEndTime = await page.getByLabel('End time').inputValue();
+      const invalidEndTime = `${initialEndTime.substring(0, 5)}${initialEndTime.substring(6)}`;
+
+      await page.getByLabel('End time').fill(invalidEndTime);
+      await expect(page.getByLabel('End time')).not.toHaveAttribute('title', 'Invalid Time');
+      await page.getByLabel('End time').press('Tab');
+      await expect(page.getByLabel('End time')).toHaveAttribute('title', 'Invalid Time');
+      await page.getByLabel('End time').fill(initialEndTime);
+      await expect(page.getByLabel('End time')).not.toHaveAttribute('title', 'Invalid Time');
+    });
+  });
+
+  test('validate start time does not exceed end time on submit', async ({ page }) => {
+    // Open the time conductor popup
+    await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
+
+    // FIXME: https://github.com/nasa/openmct/pull/7818
+    // eslint-disable-next-line playwright/no-wait-for-timeout
+    await page.waitForTimeout(500);
+
+    await page.getByLabel('Start date').fill(DAY);
+    await page.getByLabel('Start time').fill(TWO_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY);
+    await page.getByLabel('End time').fill(ONE_O_CLOCK);
     await page.getByLabel('Submit time bounds').click();
 
-    // Verify the submitted time bounds
-    await expect(page.getByLabel('Start bounds')).toHaveText(
-      new RegExp(`${startDate} ${startTime}.000Z`)
+    await expect(page.getByLabel('Start date')).toHaveAttribute(
+      'title',
+      'Specified start date exceeds end bound'
     );
-    await expect(page.getByLabel('End bounds')).toHaveText(
-      new RegExp(`${endDate} ${endTime}.000Z`)
+    await expect(page.getByLabel('Start bounds')).not.toHaveText(`${DAY} ${TWO_O_CLOCK}.000Z`);
+    await expect(page.getByLabel('End bounds')).not.toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+
+    await page.getByLabel('Start date').fill(DAY);
+    await page.getByLabel('Start time').fill(ONE_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY);
+    await page.getByLabel('End time').fill(TWO_O_CLOCK);
+    await page.getByLabel('Submit time bounds').click();
+
+    await expect(page.getByLabel('Start bounds')).toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+    await expect(page.getByLabel('End bounds')).toHaveText(`${DAY} ${TWO_O_CLOCK}.000Z`);
+  });
+
+  test('validate start datetime does not exceed end datetime on submit', async ({ page }) => {
+    // Open the time conductor popup
+    await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
+
+    // FIXME: https://github.com/nasa/openmct/pull/7818
+    // eslint-disable-next-line playwright/no-wait-for-timeout
+    await page.waitForTimeout(500);
+
+    await page.getByLabel('Start date').fill(DAY_AFTER);
+    await page.getByLabel('Start time').fill(ONE_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY);
+    await page.getByLabel('End time').fill(ONE_O_CLOCK);
+    await page.getByLabel('Submit time bounds').click();
+
+    await expect(page.getByLabel('Start date')).toHaveAttribute(
+      'title',
+      'Specified start date exceeds end bound'
     );
+    await expect(page.getByLabel('Start bounds')).not.toHaveText(
+      `${DAY_AFTER} ${ONE_O_CLOCK}.000Z`
+    );
+    await expect(page.getByLabel('End bounds')).not.toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+
+    await page.getByLabel('Start date').fill(DAY);
+    await page.getByLabel('Start time').fill(ONE_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY_AFTER);
+    await page.getByLabel('End time').fill(ONE_O_CLOCK);
+    await page.getByLabel('Submit time bounds').click();
+
+    await expect(page.getByLabel('Start bounds')).toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+    await expect(page.getByLabel('End bounds')).toHaveText(`${DAY_AFTER} ${ONE_O_CLOCK}.000Z`);
+  });
+
+  test('cancelling form does not set bounds', async ({ page }) => {
+    test.info().annotations.push({
+      type: 'issue',
+      description: 'https://github.com/nasa/openmct/issues/7791'
+    });
+
+    // Open the time conductor popup
+    await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
+
+    await page.getByLabel('Start date').fill(DAY);
+    await page.getByLabel('Start time').fill(ONE_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY_AFTER);
+    await page.getByLabel('End time').fill(ONE_O_CLOCK);
+    await page.getByLabel('Discard changes and close time popup').click();
+
+    await expect(page.getByLabel('Start bounds')).not.toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+    await expect(page.getByLabel('End bounds')).not.toHaveText(`${DAY_AFTER} ${ONE_O_CLOCK}.000Z`);
+
+    // Open the time conductor popup
+    await page.getByRole('button', { name: 'Time Conductor Mode', exact: true }).click();
+
+    await page.getByLabel('Start date').fill(DAY);
+    await page.getByLabel('Start time').fill(ONE_O_CLOCK);
+    await page.getByLabel('End date').fill(DAY_AFTER);
+    await page.getByLabel('End time').fill(ONE_O_CLOCK);
+    await page.getByLabel('Submit time bounds').click();
+
+    await expect(page.getByLabel('Start bounds')).toHaveText(`${DAY} ${ONE_O_CLOCK}.000Z`);
+    await expect(page.getByLabel('End bounds')).toHaveText(`${DAY_AFTER} ${ONE_O_CLOCK}.000Z`);
   });
 });
 
@@ -131,77 +276,6 @@ test.describe('Global Time Conductor', () => {
     await expect(page.getByLabel('End offset: 01:30:31')).toBeVisible();
   });
 
-  test('Input field validation: fixed time mode', async ({ page }) => {
-    test.info().annotations.push({
-      type: 'issue',
-      description: 'https://github.com/nasa/openmct/issues/7791'
-    });
-    // Switch to fixed time mode
-    await setFixedTimeMode(page);
-
-    // Define valid time bounds for testing
-    const validBounds = {
-      startDate: '2024-04-20',
-      startTime: '00:04:20',
-      endDate: '2024-04-20',
-      endTime: '16:04:20'
-    };
-    // Set valid time conductor bounds ✌️
-    await setTimeConductorBounds(page, validBounds);
-
-    // Verify that the time bounds are set correctly
-    await expect(page.getByLabel(`Start bounds: 2024-04-20 00:04:20.000Z`)).toBeVisible();
-    await expect(page.getByLabel(`End bounds: 2024-04-20 16:04:20.000Z`)).toBeVisible();
-
-    // Open the Time Conductor Mode popup
-    await page.getByLabel('Time Conductor Mode').click();
-
-    // Test invalid start date
-    const invalidStartDate = '2024-04-21';
-    await page.getByLabel('Start date').fill(invalidStartDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('Start date').fill(validBounds.startDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
-
-    // Test invalid end date
-    const invalidEndDate = '2024-04-19';
-    await page.getByLabel('End date').fill(invalidEndDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('End date').fill(validBounds.endDate);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
-
-    // Test invalid start time
-    const invalidStartTime = '16:04:21';
-    await page.getByLabel('Start time').fill(invalidStartTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('Start time').fill(validBounds.startTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
-
-    // Test invalid end time
-    const invalidEndTime = '00:04:19';
-    await page.getByLabel('End time').fill(invalidEndTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeDisabled();
-    await page.getByLabel('End time').fill(validBounds.endTime);
-    await expect(page.getByLabel('Submit time bounds')).toBeEnabled();
-
-    // Verify that the time bounds remain unchanged after invalid inputs
-    await expect(page.getByLabel(`Start bounds: 2024-04-20 00:04:20.000Z`)).toBeVisible();
-    await expect(page.getByLabel(`End bounds: 2024-04-20 16:04:20.000Z`)).toBeVisible();
-
-    // Discard changes and verify that bounds remain unchanged
-    await setTimeConductorBounds(page, {
-      startDate: validBounds.startDate,
-      startTime: '04:20:00',
-      endDate: validBounds.endDate,
-      endTime: '04:20:20',
-      submitChanges: false
-    });
-
-    // Verify that the original time bounds are still displayed after discarding changes
-    await expect(page.getByLabel(`Start bounds: 2024-04-20 00:04:20.000Z`)).toBeVisible();
-    await expect(page.getByLabel(`End bounds: 2024-04-20 16:04:20.000Z`)).toBeVisible();
-  });
-
   /**
    * Verify that offsets and url params are preserved when switching
    * between fixed timespan and real-time mode.

e2e/tests/functional/staleness.e2e.spec.js

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

e2e/tests/functional/userRoles.e2e.spec.js

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

e2e/tests/performance/tabs.perf.spec.js

@@ -64,7 +64,7 @@ test.describe('Tabs View', () => {
     page.goto(tabsView.url);
 
     // select first tab
-    await page.getByLabel(`${table.name} tab`, { exact: true }).click();
+    await page.getByLabel(`${table.name} tab - selected`, { exact: true }).click();
     // ensure table header visible
     await expect(page.getByRole('searchbox', { name: 'message filter input' })).toBeVisible();
 

e2e/tests/visual-a11y/defaultPlugins.visual.spec.js

@@ -85,16 +85,6 @@ test.describe('Visual - Default @a11y', () => {
     await percySnapshot(page, `Display Layout Create Menu (theme: '${theme}')`);
   });
 
-  test('Visual - Default Gauge', async ({ page, theme }) => {
-    await createDomainObjectWithDefaults(page, {
-      type: 'Gauge',
-      name: 'Default Gauge'
-    });
-
-    // Take a snapshot of the newly created Gauge object
-    await percySnapshot(page, `Default Gauge (theme: '${theme}')`);
-  });
-
   test.afterEach(async ({ page }, testInfo) => {
     await scanForA11yViolations(page, testInfo.title);
   });

e2e/tests/visual-a11y/displayLayout.visual.spec.js

@@ -22,7 +22,11 @@
 
 import percySnapshot from '@percy/playwright';
 
-import { createDomainObjectWithDefaults } from '../../appActions.js';
+import {
+  createDomainObjectWithDefaults,
+  createStableStateTelemetry,
+  linkParameterToObject
+} from '../../appActions.js';
 import { MISSION_TIME, VISUAL_FIXED_URL } from '../../constants.js';
 import { test } from '../../pluginFixtures.js';
 
@@ -47,16 +51,13 @@ test.describe('Visual - Display Layout @clock', () => {
       name: 'Child Right Layout',
       parent: parentLayout.uuid
     });
-    await createDomainObjectWithDefaults(page, {
-      type: 'Sine Wave Generator',
-      name: 'SWG 1',
-      parent: child1Layout.uuid
-    });
-    await createDomainObjectWithDefaults(page, {
-      type: 'Sine Wave Generator',
-      name: 'SWG 2',
-      parent: child2Layout.uuid
-    });
+
+    const stableStateTelemetry = await createStableStateTelemetry(page);
+    await linkParameterToObject(page, stableStateTelemetry.name, child1Layout.name);
+    await linkParameterToObject(page, stableStateTelemetry.name, child2Layout.name);
+
+    // Pause the clock at a time where the telemetry is stable 20 minutes in the future
+    await page.clock.pauseAt(new Date(MISSION_TIME + 1200000));
 
     await page.goto(parentLayout.url, { waitUntil: 'domcontentloaded' });
     await page.getByRole('button', { name: 'Edit Object' }).click();

e2e/tests/visual-a11y/gauge.visual.spec.js

@@ -0,0 +1,81 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+import percySnapshot from '@percy/playwright';
+
+import { createDomainObjectWithDefaults } from '../../appActions.js';
+import { scanForA11yViolations, test } from '../../avpFixtures.js';
+import { VISUAL_FIXED_URL } from '../../constants.js';
+
+test.describe('Visual - Gauges', () => {
+  test.beforeEach(async ({ page }) => {
+    await page.goto(VISUAL_FIXED_URL, { waitUntil: 'domcontentloaded' });
+  });
+
+  test('Visual - Default Gauge', async ({ page, theme }) => {
+    await createDomainObjectWithDefaults(page, {
+      type: 'Gauge',
+      name: 'Default Gauge'
+    });
+
+    // Take a snapshot of the newly created Gauge object
+    await percySnapshot(page, `Default Gauge (theme: '${theme}')`);
+  });
+
+  test('Visual - Needle Gauge with State Generator', async ({ page, theme }) => {
+    const needleGauge = await createDomainObjectWithDefaults(page, {
+      type: 'Gauge',
+      name: 'Needle Gauge'
+    });
+
+    //Modify the Gauge to be a Needle Gauge
+    await page.getByLabel('More actions').click();
+    await page.getByLabel('Edit Properties...').click();
+    await page.getByLabel('Gauge type', { exact: true }).selectOption('dial-needle');
+    await page.getByText('Ok').click();
+
+    //Add a State Generator to the Gauge
+    await page.goto(needleGauge.url + '?hideTree=true&hideInspector=true', {
+      waitUntil: 'domcontentloaded'
+    });
+
+    // Take a snapshot of the newly created Gauge object
+    await percySnapshot(page, `Needle Gauge with no telemetry source (theme: '${theme}')`);
+
+    //Add a State Generator to the Gauge. Note this requires that snapshots are taken within 5 seconds
+    await page.getByLabel('Create', { exact: true }).click();
+    await page.getByLabel('State Generator').click();
+    await page.getByLabel('Modal Overlay').getByLabel('Navigate to Needle Gauge').click();
+    await page.getByLabel('Save').click();
+
+    //Add a State Generator to the Gauge
+    await page.goto(needleGauge.url + '?hideTree=true&hideInspector=true', {
+      waitUntil: 'domcontentloaded'
+    });
+
+    // Take a snapshot of the newly created Gauge object
+    await percySnapshot(page, `Needle Gauge with State Generator (theme: '${theme}')`);
+  });
+
+  test.afterEach(async ({ page }, testInfo) => {
+    await scanForA11yViolations(page, testInfo.title);
+  });
+});

e2e/tests/visual-a11y/notebook.visual.spec.js

@@ -98,7 +98,7 @@ test.describe('Visual - Notebook @a11y', () => {
 
     await page.getByLabel('Expand My Items folder').click();
 
-    await page.goto(notebook.url);
+    await page.goto(notebook.url, { waitUntil: 'networkidle' });
 
     await page
       .getByLabel('Navigate to Dropped Overlay Plot')

e2e/tests/visual-a11y/planning-gantt.visual.spec.js

@@ -26,14 +26,25 @@ import fs from 'fs';
 import { createDomainObjectWithDefaults, createPlanFromJSON } from '../../appActions.js';
 import { scanForA11yViolations, test } from '../../avpFixtures.js';
 import { VISUAL_FIXED_URL } from '../../constants.js';
-import { setBoundsToSpanAllActivities, setDraftStatusForPlan } from '../../helper/planningUtils.js';
+import {
+  getFirstActivity,
+  setBoundsToSpanAllActivities,
+  setDraftStatusForPlan
+} from '../../helper/planningUtils.js';
 
 const examplePlanSmall2 = JSON.parse(
   fs.readFileSync(new URL('../../test-data/examplePlans/ExamplePlan_Small2.json', import.meta.url))
 );
 
+const FIRST_ACTIVITY_SMALL_2 = getFirstActivity(examplePlanSmall2);
+
 test.describe('Visual - Gantt Chart @a11y', () => {
   test.beforeEach(async ({ page }) => {
+    // Set the clock to the end of the first activity in the plan
+    // This is so we can see the "now" line in the plan view
+    await page.clock.install({ time: FIRST_ACTIVITY_SMALL_2.end + 10000 });
+    await page.clock.resume();
+
     await page.goto(VISUAL_FIXED_URL, { waitUntil: 'domcontentloaded' });
   });
   test('Gantt Chart View', async ({ page, theme }) => {

e2e/tests/visual-a11y/planning-timestrip.visual.spec.js

@@ -27,14 +27,21 @@ import { createDomainObjectWithDefaults, createPlanFromJSON } from '../../appAct
 import { scanForA11yViolations, test } from '../../avpFixtures.js';
 import { waitForAnimations } from '../../baseFixtures.js';
 import { VISUAL_FIXED_URL } from '../../constants.js';
-import { setBoundsToSpanAllActivities } from '../../helper/planningUtils.js';
+import { getFirstActivity, setBoundsToSpanAllActivities } from '../../helper/planningUtils.js';
 
 const examplePlanSmall2 = JSON.parse(
   fs.readFileSync(new URL('../../test-data/examplePlans/ExamplePlan_Small2.json', import.meta.url))
 );
 
+const FIRST_ACTIVITY_SMALL_2 = getFirstActivity(examplePlanSmall2);
+
 test.describe('Visual - Time Strip @a11y', () => {
   test.beforeEach(async ({ page }) => {
+    // Set the clock to the end of the first activity in the plan
+    // This is so we can see the "now" line in the plan view
+    await page.clock.install({ time: FIRST_ACTIVITY_SMALL_2.end + 10000 });
+    await page.clock.resume();
+
     await page.goto(VISUAL_FIXED_URL, { waitUntil: 'domcontentloaded' });
   });
   test('Time Strip View', async ({ page, theme }) => {

e2e/tests/visual-a11y/planning-view.visual.spec.js

@@ -42,6 +42,7 @@ const examplePlanSmall2 = JSON.parse(
 );
 
 const FIRST_ACTIVITY_SMALL_1 = getFirstActivity(examplePlanSmall1);
+const FIRST_ACTIVITY_SMALL_2 = getFirstActivity(examplePlanSmall2);
 
 test.describe('Visual - Timelist progress bar @clock @a11y', () => {
   test.beforeEach(async ({ page }) => {
@@ -59,6 +60,11 @@ test.describe('Visual - Timelist progress bar @clock @a11y', () => {
 
 test.describe('Visual - Plan View @a11y', () => {
   test.beforeEach(async ({ page }) => {
+    // Set the clock to the end of the first activity in the plan
+    // This is so we can see the "now" line in the plan view
+    await page.clock.install({ time: FIRST_ACTIVITY_SMALL_2.end + 10000 });
+    await page.clock.resume();
+
     await page.goto(VISUAL_FIXED_URL, { waitUntil: 'domcontentloaded' });
   });
 

e2e/tests/visual-a11y/search.visual.spec.js

@@ -53,7 +53,7 @@ test.describe('Grand Search @a11y', () => {
     theme
   }) => {
     // Navigate to display layout
-    await page.goto(displayLayout.url);
+    await page.goto(displayLayout.url, { waitUntil: 'networkidle' });
 
     // Search for the object
     await page.getByRole('searchbox', { name: 'Search Input' }).click();

example/faultManagement/exampleFaultSource.js

@@ -20,6 +20,7 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
+import { DEFAULT_SHELVE_DURATIONS } from '../../src/api/faultmanagement/FaultManagementAPI.js';
 import { acknowledgeFault, randomFaults, shelveFault } from './utils.js';
 
 export default function (staticFaults = false) {
@@ -56,6 +57,9 @@ export default function (staticFaults = false) {
         return Promise.resolve({
           success: true
         });
+      },
+      getShelveDurations() {
+        return DEFAULT_SHELVE_DURATIONS;
       }
     });
   };

example/faultManagement/utils.js

@@ -1,4 +1,27 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
 const SEVERITIES = ['WATCH', 'WARNING', 'CRITICAL'];
+const MOONWALK_TIMESTAMP = 14159040000;
 const NAMESPACE = '/Example/fault-';
 const getRandom = {
   severity: () => SEVERITIES[Math.floor(Math.random() * 3)],
@@ -13,7 +36,8 @@ const getRandom = {
 
       val = num;
       severity = SEVERITIES[severityIndex - 1];
-      time = num;
+      // Subtract `num` from the timestamp so that the faults are in order
+      time = MOONWALK_TIMESTAMP - num; // Mon, 21 Jul 1969 02:56:00 GMT 🌔👨‍🚀👨‍🚀👨‍🚀
     }
 
     return {
@@ -43,14 +67,7 @@ const getRandom = {
   }
 };
 
-export function shelveFault(
-  fault,
-  opts = {
-    shelved: true,
-    comment: '',
-    shelveDuration: 90000
-  }
-) {
+export function shelveFault(fault, opts = { shelved: true, comment: '', shelveDuration: 90000 }) {
   fault.shelved = true;
 
   setTimeout(() => {
@@ -65,8 +82,8 @@ export function acknowledgeFault(fault) {
 export function randomFaults(staticFaults, count = 5) {
   let faults = [];
 
-  for (let x = 1, y = count + 1; x < y; x++) {
-    faults.push(getRandom.fault(x, staticFaults));
+  for (let i = 1; i <= count; i++) {
+    faults.push(getRandom.fault(i, staticFaults));
   }
 
   return faults;

example/imagery/plugin.js

@@ -20,6 +20,8 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
+import { seededRandom } from 'utils/random.js';
+
 const DEFAULT_IMAGE_SAMPLES = [
   'https://www.nasa.gov/wp-content/uploads/static/history/alsj/a16/AS16-117-18731.jpg',
   'https://www.nasa.gov/wp-content/uploads/static/history/alsj/a16/AS16-117-18732.jpg',
@@ -162,8 +164,8 @@ export default function () {
   };
 }
 
-function getCompassValues(min, max) {
-  return min + Math.random() * (max - min);
+function getCompassValues(min, max, timestamp) {
+  return min + seededRandom(timestamp) * (max - min);
 }
 
 function getImageSamples(configuration) {
@@ -283,9 +285,9 @@ function pointForTimestamp(timestamp, name, imageSamples, delay) {
     utc: Math.floor(timestamp / delay) * delay,
     local: Math.floor(timestamp / delay) * delay,
     url,
-    sunOrientation: getCompassValues(0, 360),
-    cameraAzimuth: getCompassValues(0, 360),
-    heading: getCompassValues(0, 360),
+    sunOrientation: getCompassValues(0, 360, timestamp),
+    cameraAzimuth: getCompassValues(0, 360, timestamp),
+    heading: getCompassValues(0, 360, timestamp),
     transformations: navCamTransformations,
     imageDownloadName
   };

karma.conf.cjs

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

package-lock.json

@@ -24,7 +24,6 @@
         "@vue/compiler-sfc": "3.4.3",
         "babel-loader": "9.1.0",
         "babel-plugin-istanbul": "6.1.1",
-        "codecov": "3.8.3",
         "comma-separated-values": "3.6.4",
         "copy-webpack-plugin": "12.0.2",
         "cspell": "7.3.8",
@@ -67,6 +66,7 @@
         "moment": "2.30.1",
         "moment-duration-format": "2.3.2",
         "moment-timezone": "0.5.41",
+        "nano": "10.1.4",
         "npm-run-all2": "6.1.2",
         "nyc": "15.1.0",
         "painterro": "1.2.87",
@@ -93,7 +93,7 @@
         "webpack-merge": "5.10.0"
       },
       "engines": {
-        "node": ">=18.14.2 <22"
+        "node": ">=18.14.2 <23"
       }
     },
     "e2e": {
@@ -104,7 +104,7 @@
         "@axe-core/playwright": "4.8.5",
         "@percy/cli": "1.27.4",
         "@percy/playwright": "1.0.4",
-        "@playwright/test": "1.45.2"
+        "@playwright/test": "1.48.1"
       }
     },
     "e2e/node_modules/@percy/cli": {
@@ -1548,12 +1548,13 @@
       }
     },
     "node_modules/@playwright/test": {
-      "version": "1.45.2",
-      "resolved": "https://registry.npmjs.org/@playwright/test/-/test-1.45.2.tgz",
-      "integrity": "sha512-JxG9eq92ET75EbVi3s+4sYbcG7q72ECeZNbdBlaMkGcNbiDQ4cAi8U2QP5oKkOx+1gpaiL1LDStmzCaEM1Z6fQ==",
+      "version": "1.48.1",
+      "resolved": "https://registry.npmjs.org/@playwright/test/-/test-1.48.1.tgz",
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@@ -9284,6 +9273,12 @@
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@@ -10346,15 +10341,6 @@
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@@ -10537,12 +10523,6 @@
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package.json

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@@ -70,6 +69,7 @@
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     "moment-duration-format": "2.3.2",
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     "painterro": "1.2.87",
@@ -128,12 +128,9 @@
     "test:perf:contract": "npm test --workspace e2e -- --config=playwright-performance-dev.config.js",
     "test:perf:localhost": "npm test --workspace e2e -- --config=playwright-performance-prod.config.js --project=chrome",
     "test:perf:memory": "npm test --workspace e2e -- --config=playwright-performance-prod.config.js --project=chrome-memory",
-    "update-about-dialog-copyright": "perl -pi -e 's/20\\d\\d\\-202\\d/2014\\-2023/gm' ./src/ui/layout/AboutDialog.vue",
+    "update-about-dialog-copyright": "perl -pi -e 's/20\\d\\d\\-202\\d/2014\\-2024/gm' ./src/ui/layout/AboutDialog.vue",
     "update-copyright-date": "npm run update-about-dialog-copyright && grep -lr --null --include=*.{js,scss,vue,ts,sh,html,md,frag} 'Copyright (c) 20' . | xargs -r0 perl -pi -e 's/Copyright\\s\\(c\\)\\s20\\d\\d\\-20\\d\\d/Copyright \\(c\\)\\ 2014\\-2024/gm'",
     "cov:e2e:report": "nyc report --reporter=lcovonly --report-dir=./coverage/e2e",
-    "cov:e2e:full:publish": "codecov --disable=gcov -f ./coverage/e2e/lcov.info -F e2e-full",
-    "cov:e2e:ci:publish": "codecov --disable=gcov -f ./coverage/e2e/lcov.info -F e2e-ci",
-    "cov:unit:publish": "codecov --disable=gcov -f ./coverage/unit/lcov.info -F unit",
     "prepare": "npm run build:prod && npx tsc"
   },
   "homepage": "https://nasa.github.io/openmct",
@@ -142,7 +139,7 @@
     "url": "git+https://github.com/nasa/openmct.git"
   },
   "engines": {
-    "node": ">=18.14.2 <22"
+    "node": ">=18.14.2 <23"
   },
   "browserslist": [
     "Firefox ESR",

src/api/faultmanagement/FaultManagementAPI.js

@@ -20,6 +20,32 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
+/** @type {ShelveDuration[]} */
+export const DEFAULT_SHELVE_DURATIONS = [
+  {
+    name: '5 Minutes',
+    value: 300000
+  },
+  {
+    name: '10 Minutes',
+    value: 600000
+  },
+  {
+    name: '15 Minutes',
+    value: 900000
+  },
+  {
+    name: 'Unlimited',
+    value: null
+  }
+];
+
+/**
+ * Provides an API for managing faults within Open MCT.
+ * It allows for the addition of a fault provider, checking for provider support, and
+ * performing various operations such as requesting, subscribing to, acknowledging,
+ * and shelving faults.
+ */
 export default class FaultManagementAPI {
   /**
    * @param {import("openmct").OpenMCT} openmct
@@ -29,14 +55,20 @@ export default class FaultManagementAPI {
   }
 
   /**
-   * @param {*} provider
+   * Sets the provider for the Fault Management API.
+   * The provider should implement methods for acknowledging and shelving faults.
+   *
+   * @param {*} provider - The provider to be set.
    */
   addProvider(provider) {
     this.provider = provider;
   }
 
   /**
-   * @returns {boolean}
+   * Checks if the current provider supports fault management actions.
+   * Specifically, it checks if the provider has methods for acknowledging and shelving faults.
+   *
+   * @returns {boolean} - Returns true if the provider supports fault management actions, otherwise false.
    */
   supportsActions() {
     return (
@@ -45,48 +77,82 @@ export default class FaultManagementAPI {
   }
 
   /**
-   * @param {import('openmct').DomainObject} domainObject
-   * @returns {Promise.<FaultAPIResponse[]>}
+   * Requests fault data for a given domain object.
+   * This method checks if the current provider supports the request operation for the given domain object.
+   * If supported, it delegates the request to the provider's request method.
+   * If not supported, it returns a rejected promise.
+   *
+   * @param {import('openmct').DomainObject} domainObject - The domain object for which fault data is requested.
+   * @returns {Promise.<FaultAPIResponse[]>} - A promise that resolves to an array of fault API responses.
    */
   request(domainObject) {
     if (!this.provider?.supportsRequest(domainObject)) {
-      return Promise.reject();
+      return Promise.reject('Provider does not support request operation');
     }
 
     return this.provider.request(domainObject);
   }
 
   /**
-   * @param {import('openmct').DomainObject} domainObject
-   * @param {Function} callback
-   * @returns {Function} unsubscribe
+   * Subscribes to fault data updates for a given domain object.
+   * This method checks if the current provider supports the subscribe operation for the given domain object.
+   * If supported, it delegates the subscription to the provider's subscribe method.
+   * If not supported, it returns a rejected promise.
+   *
+   * @param {import('openmct').DomainObject} domainObject - The domain object for which to subscribe to fault data updates.
+   * @param {Function} callback - The callback function to be called with fault data updates.
+   * @returns {Function} unsubscribe - A function to unsubscribe from the fault data updates.
    */
   subscribe(domainObject, callback) {
     if (!this.provider?.supportsSubscribe(domainObject)) {
-      return Promise.reject();
+      return Promise.reject('Provider does not support subscribe operation');
     }
 
     return this.provider.subscribe(domainObject, callback);
   }
 
   /**
-   * @param {Fault} fault
-   * @param {*} ackData
+   * Acknowledges a fault using the provider's acknowledgeFault method.
+   *
+   * @param {Fault} fault - The fault object to be acknowledged.
+   * @param {*} ackData - Additional data required for acknowledging the fault.
+   * @returns {Promise.<T>} - A promise that resolves when the fault is acknowledged.
    */
   acknowledgeFault(fault, ackData) {
     return this.provider.acknowledgeFault(fault, ackData);
   }
 
   /**
-   * @param {Fault} fault
-   * @param {*} shelveData
-   * @returns {Promise.<T>}
+   * Shelves a fault using the provider's shelveFault method.
+   *
+   * @param {Fault} fault - The fault object to be shelved.
+   * @param {*} shelveData - Additional data required for shelving the fault.
+   * @returns {Promise.<T>} - A promise that resolves when the fault is shelved.
    */
   shelveFault(fault, shelveData) {
     return this.provider.shelveFault(fault, shelveData);
   }
+
+  /**
+   * Retrieves the available shelve durations from the provider, or the default durations if the
+   * provider does not provide any.
+   * @returns {ShelveDuration[] | undefined}
+   */
+  getShelveDurations() {
+    if (!this.provider) {
+      return;
+    }
+
+    return this.provider.getShelveDurations?.() ?? DEFAULT_SHELVE_DURATIONS;
+  }
 }
 
+/**
+ * @typedef {Object} ShelveDuration
+ * @property {string} name - The name of the shelve duration
+ * @property {number|null} value - The value of the shelve duration in milliseconds, or null for unlimited
+ */
+
 /**
  * @typedef {Object} TriggerValueInfo
  * @property {number} value

src/api/telemetry/BatchingWebSocket.js

@@ -20,25 +20,46 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 import installWorker from './WebSocketWorker.js';
+
 /**
- * Describes the strategy to be used when batching WebSocket messages
- *
- * @typedef BatchingStrategy
- * @property {Function} shouldBatchMessage a function that accepts a single
- * argument - the raw message received from the websocket. Every message
- * received will be evaluated against this function so it should be performant.
- * Note also that this function is executed in a worker, so it must be
- * completely self-contained with no external dependencies. The function
- * should return `true` if the message should be batched, and `false` if not.
- * @property {Function} getBatchIdFromMessage a function that accepts a
- * single argument - the raw message received from the websocket. Only messages
- * where `shouldBatchMessage` has evaluated to true will be passed into this
- * function. The function should return a unique value on which to batch the
- * messages. For example a telemetry, channel, or parameter identifier.
+ * @typedef RequestIdleCallbackOptions
+ * @prop {Number} timeout If the number of milliseconds represented by this
+ * parameter has elapsed and the callback has not already been called, invoke
+ *  the callback.
+ * @see https://developer.mozilla.org/en-US/docs/Web/API/Window/requestIdleCallback
  */
+
 /**
- * Provides a reliable and convenient WebSocket abstraction layer that handles
- * a lot of boilerplate common to managing WebSocket connections such as:
+ * Mocks requestIdleCallback for Safari using setTimeout. Functionality will be
+ * identical to setTimeout in Safari, which is to fire the callback function
+ * after the provided timeout period.
+ *
+ * In browsers that support requestIdleCallback, this const is just a
+ * pointer to the native function.
+ *
+ * @param {Function} callback a callback to be invoked during the next idle period, or
+ * after the specified timeout
+ * @param {RequestIdleCallbackOptions} options
+ * @see https://developer.mozilla.org/en-US/docs/Web/API/Window/requestIdleCallback
+ *
+ */
+function requestIdleCallbackPolyfill(callback, options) {
+  return (
+    // eslint-disable-next-line compat/compat
+    window.requestIdleCallback ??
+    ((fn, { timeout }) =>
+      setTimeout(() => {
+        fn({ didTimeout: false });
+      }, timeout))
+  );
+}
+const requestIdleCallback = requestIdleCallbackPolyfill();
+
+const ONE_SECOND = 1000;
+
+/**
+ * Provides a WebSocket abstraction layer that handles a lot of boilerplate common
+ * to managing WebSocket connections such as:
  * - Establishing a WebSocket connection to a server
  * - Reconnecting on error, with a fallback strategy
  * - Queuing messages so that clients can send messages without concern for the current
@@ -49,22 +70,19 @@ import installWorker from './WebSocketWorker.js';
  * and batching of messages without blocking either the UI or server.
  *
  */
-// Shim for Internet Explorer, I mean Safari. It doesn't support requestIdleCallback, but it's in a tech preview, so it will be dropping soon.
-const requestIdleCallback =
-  // eslint-disable-next-line compat/compat
-  window.requestIdleCallback ?? ((fn, { timeout }) => setTimeout(fn, timeout));
-const ONE_SECOND = 1000;
-const FIVE_SECONDS = 5 * ONE_SECOND;
-
 class BatchingWebSocket extends EventTarget {
   #worker;
   #openmct;
   #showingRateLimitNotification;
-  #maxBatchSize;
-  #applicationIsInitializing;
-  #maxBatchWait;
+  #maxBufferSize;
+  #throttleRate;
   #firstBatchReceived;
+  #lastBatchReceived;
+  #peakBufferSize = Number.NEGATIVE_INFINITY;
 
+  /**
+   * @param {import('openmct.js').OpenMCT} openmct
+   */
   constructor(openmct) {
     super();
     // Install worker, register listeners etc.
@@ -74,9 +92,8 @@ class BatchingWebSocket extends EventTarget {
     this.#worker = new Worker(workerUrl);
     this.#openmct = openmct;
     this.#showingRateLimitNotification = false;
-    this.#maxBatchSize = Number.POSITIVE_INFINITY;
-    this.#maxBatchWait = ONE_SECOND;
-    this.#applicationIsInitializing = true;
+    this.#maxBufferSize = Number.POSITIVE_INFINITY;
+    this.#throttleRate = ONE_SECOND;
     this.#firstBatchReceived = false;
 
     const routeMessageToHandler = this.#routeMessageToHandler.bind(this);
@@ -89,20 +106,6 @@ class BatchingWebSocket extends EventTarget {
       },
       { once: true }
     );
-
-    openmct.once('start', () => {
-      // An idle callback is a pretty good indication that a complex display is done loading. At that point set the batch size more conservatively.
-      // Force it after 5 seconds if it hasn't happened yet.
-      requestIdleCallback(
-        () => {
-          this.#applicationIsInitializing = false;
-          this.setMaxBatchSize(this.#maxBatchSize);
-        },
-        {
-          timeout: FIVE_SECONDS
-        }
-      );
-    });
   }
 
   /**
@@ -137,57 +140,48 @@ class BatchingWebSocket extends EventTarget {
   }
 
   /**
-   * Set the strategy used to both decide which raw messages to batch, and how to group
-   * them.
-   * @param {BatchingStrategy} strategy The batching strategy to use when evaluating
-   * raw messages from the WebSocket.
-   */
-  setBatchingStrategy(strategy) {
-    const serializedStrategy = {
-      shouldBatchMessage: strategy.shouldBatchMessage.toString(),
-      getBatchIdFromMessage: strategy.getBatchIdFromMessage.toString()
-    };
-
-    this.#worker.postMessage({
-      type: 'setBatchingStrategy',
-      serializedStrategy
-    });
-  }
-
-  /**
-   * @param {number} maxBatchSize the maximum length of a batch of messages. For example,
-   * the maximum number of telemetry values to batch before dropping them
+   * @param {number} maxBufferSize the maximum length of the receive buffer in characters.
    * Note that this is a fail-safe that is only invoked if performance drops to the
    * point where Open MCT cannot keep up with the amount of telemetry it is receiving.
    * In this event it will sacrifice the oldest telemetry in the batch in favor of the
    * most recent telemetry. The user will be informed that telemetry has been dropped.
    *
-   * This should be set appropriately for the expected data rate. eg. If telemetry
-   * is received at 10Hz for each telemetry point, then a minimal combination of batch
-   * size and rate is 10 and 1000 respectively. Ideally you would add some margin, so
-   * 15 would probably be a better batch size.
+   * This should be set appropriately for the expected data rate. eg. If typical usage
+   * sees 2000 messages arriving at a client per second, with an average message size
+   * of 500 bytes, then 2000 * 500 = 1000000 characters will be right on the limit.
+   * In this scenario, a buffer size of 1500000 character might be more appropriate
+   * to allow some overhead for bursty telemetry, and temporary UI load during page
+   * load.
+   *
+   * The PerformanceIndicator plugin (openmct.plugins.PerformanceIndicator) gives
+   * statistics on buffer utilization. It can be used to scale the buffer appropriately.
    */
-  setMaxBatchSize(maxBatchSize) {
-    this.#maxBatchSize = maxBatchSize;
-    if (!this.#applicationIsInitializing) {
-      this.#sendMaxBatchSizeToWorker(this.#maxBatchSize);
-    }
+  setMaxBufferSize(maxBatchSize) {
+    this.#maxBufferSize = maxBatchSize;
+    this.#sendMaxBufferSizeToWorker(this.#maxBufferSize);
   }
-  setMaxBatchWait(wait) {
-    this.#maxBatchWait = wait;
-    this.#sendBatchWaitToWorker(this.#maxBatchWait);
+  setThrottleRate(throttleRate) {
+    this.#throttleRate = throttleRate;
+    this.#sendThrottleRateToWorker(this.#throttleRate);
   }
-  #sendMaxBatchSizeToWorker(maxBatchSize) {
+  setThrottleMessagePattern(throttleMessagePattern) {
     this.#worker.postMessage({
-      type: 'setMaxBatchSize',
-      maxBatchSize
+      type: 'setThrottleMessagePattern',
+      throttleMessagePattern
     });
   }
 
-  #sendBatchWaitToWorker(maxBatchWait) {
+  #sendMaxBufferSizeToWorker(maxBufferSize) {
     this.#worker.postMessage({
-      type: 'setMaxBatchWait',
-      maxBatchWait
+      type: 'setMaxBufferSize',
+      maxBufferSize
+    });
+  }
+
+  #sendThrottleRateToWorker(throttleRate) {
+    this.#worker.postMessage({
+      type: 'setThrottleRate',
+      throttleRate
     });
   }
 
@@ -203,9 +197,38 @@ class BatchingWebSocket extends EventTarget {
 
   #routeMessageToHandler(message) {
     if (message.data.type === 'batch') {
-      this.start = Date.now();
       const batch = message.data.batch;
-      if (batch.dropped === true && !this.#showingRateLimitNotification) {
+      const now = performance.now();
+
+      let currentBufferLength = message.data.currentBufferLength;
+      let maxBufferSize = message.data.maxBufferSize;
+      let parameterCount = batch.length;
+      if (this.#peakBufferSize < currentBufferLength) {
+        this.#peakBufferSize = currentBufferLength;
+      }
+
+      if (this.#openmct.performance !== undefined) {
+        if (!isNaN(this.#lastBatchReceived)) {
+          const elapsed = (now - this.#lastBatchReceived) / 1000;
+          this.#lastBatchReceived = now;
+          this.#openmct.performance.measurements.set(
+            'Parameters/s',
+            Math.floor(parameterCount / elapsed)
+          );
+        }
+        this.#openmct.performance.measurements.set(
+          'Buff. Util. (bytes)',
+          `${currentBufferLength} / ${maxBufferSize}`
+        );
+        this.#openmct.performance.measurements.set(
+          'Peak Buff. Util. (bytes)',
+          `${this.#peakBufferSize} / ${maxBufferSize}`
+        );
+      }
+
+      this.start = Date.now();
+      const dropped = message.data.dropped;
+      if (dropped === true && !this.#showingRateLimitNotification) {
         const notification = this.#openmct.notifications.alert(
           'Telemetry dropped due to client rate limiting.',
           { hint: 'Refresh individual telemetry views to retrieve dropped telemetry if needed.' }
@@ -240,18 +263,16 @@ class BatchingWebSocket extends EventTarget {
             console.warn(`Event loop is too busy to process batch.`);
             this.#waitUntilIdleAndRequestNextBatch(batch);
           } else {
-            // After ingesting a telemetry batch, wait until the event loop is idle again before
-            // informing the worker we are ready for another batch.
             this.#readyForNextBatch();
           }
         } else {
-          if (waitedFor > ONE_SECOND) {
+          if (waitedFor > this.#throttleRate) {
             console.warn(`Warning, batch processing took ${waitedFor}ms`);
           }
           this.#readyForNextBatch();
         }
       },
-      { timeout: ONE_SECOND }
+      { timeout: this.#throttleRate }
     );
   }
 }

src/api/telemetry/TelemetryAPI.js

@@ -231,26 +231,20 @@ export default class TelemetryAPI {
    * @returns {TelemetryRequestOptions} the options, with defaults filled in
    */
   standardizeRequestOptions(options = {}) {
-    if (!Object.hasOwn(options, 'start')) {
-      const bounds = options.timeContext?.getBounds();
-      if (bounds?.start) {
-        options.start = options.timeContext.getBounds().start;
-      } else {
-        options.start = this.openmct.time.getBounds().start;
-      }
-    }
-
-    if (!Object.hasOwn(options, 'end')) {
-      const bounds = options.timeContext?.getBounds();
-      if (bounds?.end) {
-        options.end = options.timeContext.getBounds().end;
-      } else {
-        options.end = this.openmct.time.getBounds().end;
-      }
+    if (!Object.hasOwn(options, 'timeContext')) {
+      options.timeContext = this.openmct.time;
     }
 
     if (!Object.hasOwn(options, 'domain')) {
-      options.domain = this.openmct.time.getTimeSystem().key;
+      options.domain = options.timeContext.getTimeSystem().key;
+    }
+
+    if (!Object.hasOwn(options, 'start')) {
+      options.start = options.timeContext.getBounds().start;
+    }
+
+    if (!Object.hasOwn(options, 'end')) {
+      options.end = options.timeContext.getBounds().end;
     }
 
     return options;

src/api/telemetry/TelemetryAPISpec.js

@@ -269,36 +269,40 @@ describe('Telemetry API', () => {
 
       await telemetryAPI.request(domainObject);
       const { signal } = new AbortController();
-      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(domainObject, {
         signal,
         start: 0,
         end: 1,
-        domain: 'system'
+        domain: 'system',
+        timeContext: openmct.time
       });
 
-      expect(telemetryProvider.request).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.request).toHaveBeenCalledWith(domainObject, {
         signal,
         start: 0,
         end: 1,
-        domain: 'system'
+        domain: 'system',
+        timeContext: openmct.time
       });
 
       telemetryProvider.supportsRequest.calls.reset();
       telemetryProvider.request.calls.reset();
 
       await telemetryAPI.request(domainObject, {});
-      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(domainObject, {
         signal,
         start: 0,
         end: 1,
-        domain: 'system'
+        domain: 'system',
+        timeContext: openmct.time
       });
 
-      expect(telemetryProvider.request).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.request).toHaveBeenCalledWith(domainObject, {
         signal,
         start: 0,
         end: 1,
-        domain: 'system'
+        domain: 'system',
+        timeContext: openmct.time
       });
     });
 
@@ -313,18 +317,20 @@ describe('Telemetry API', () => {
         domain: 'someDomain'
       });
       const { signal } = new AbortController();
-      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.supportsRequest).toHaveBeenCalledWith(domainObject, {
         start: 20,
         end: 30,
         domain: 'someDomain',
-        signal
+        signal,
+        timeContext: openmct.time
       });
 
-      expect(telemetryProvider.request).toHaveBeenCalledWith(jasmine.any(Object), {
+      expect(telemetryProvider.request).toHaveBeenCalledWith(domainObject, {
         start: 20,
         end: 30,
         domain: 'someDomain',
-        signal
+        signal,
+        timeContext: openmct.time
       });
     });
     describe('telemetry batching support', () => {

src/api/telemetry/TelemetryCollection.js

@@ -62,9 +62,6 @@ export default class TelemetryCollection extends EventEmitter {
     this.futureBuffer = [];
     this.parseTime = undefined;
     this.metadata = this.openmct.telemetry.getMetadata(domainObject);
-    if (!Object.hasOwn(options, 'timeContext')) {
-      options.timeContext = this.openmct.time;
-    }
     this.options = options;
     this.unsubscribe = undefined;
     this.pageState = undefined;
@@ -84,6 +81,9 @@ export default class TelemetryCollection extends EventEmitter {
       this._error(LOADED_ERROR);
     }
 
+    if (!Object.hasOwn(this.options, 'timeContext')) {
+      this.options.timeContext = this.openmct.time;
+    }
     this._setTimeSystem(this.options.timeContext.getTimeSystem());
     this.lastBounds = this.options.timeContext.getBounds();
     this._watchBounds();
@@ -116,8 +116,7 @@ export default class TelemetryCollection extends EventEmitter {
   }
 
   /**
-   * This will start the requests for historical and realtime data,
-   * as well as setting up initial values and watchers
+   * @returns {Array} All bounded telemetry
    */
   getAll() {
     return this.boundedTelemetry;
@@ -128,7 +127,7 @@ export default class TelemetryCollection extends EventEmitter {
    * @private
    */
   async _requestHistoricalTelemetry() {
-    let options = this.openmct.telemetry.standardizeRequestOptions({ ...this.options });
+    const options = this.openmct.telemetry.standardizeRequestOptions({ ...this.options });
     const historicalProvider = this.openmct.telemetry.findRequestProvider(
       this.domainObject,
       options

src/api/telemetry/WebSocketWorker.js

@@ -24,10 +24,6 @@ export default function installWorker() {
   const ONE_SECOND = 1000;
   const FALLBACK_AND_WAIT_MS = [1000, 5000, 5000, 10000, 10000, 30000];
 
-  /**
-   * @typedef {import('./BatchingWebSocket').BatchingStrategy} BatchingStrategy
-   */
-
   /**
    * Provides a WebSocket connection that is resilient to errors and dropouts.
    * On an error or dropout, will automatically reconnect.
@@ -215,17 +211,17 @@ export default function installWorker() {
         case 'message':
           this.#websocket.enqueueMessage(message.data.message);
           break;
-        case 'setBatchingStrategy':
-          this.setBatchingStrategy(message);
-          break;
         case 'readyForNextBatch':
           this.#messageBatcher.readyForNextBatch();
           break;
-        case 'setMaxBatchSize':
-          this.#messageBatcher.setMaxBatchSize(message.data.maxBatchSize);
+        case 'setMaxBufferSize':
+          this.#messageBatcher.setMaxBufferSize(message.data.maxBufferSize);
           break;
-        case 'setMaxBatchWait':
-          this.#messageBatcher.setMaxBatchWait(message.data.maxBatchWait);
+        case 'setThrottleRate':
+          this.#messageBatcher.setThrottleRate(message.data.throttleRate);
+          break;
+        case 'setThrottleMessagePattern':
+          this.#messageBatcher.setThrottleMessagePattern(message.data.throttleMessagePattern);
           break;
         default:
           throw new Error(`Unknown message type: ${type}`);
@@ -238,122 +234,69 @@ export default function installWorker() {
     disconnect() {
       this.#websocket.disconnect();
     }
-    setBatchingStrategy(message) {
-      const { serializedStrategy } = message.data;
-      const batchingStrategy = {
-        // eslint-disable-next-line no-new-func
-        shouldBatchMessage: new Function(`return ${serializedStrategy.shouldBatchMessage}`)(),
-        // eslint-disable-next-line no-new-func
-        getBatchIdFromMessage: new Function(`return ${serializedStrategy.getBatchIdFromMessage}`)()
-        // Will also include maximum batch length here
-      };
-      this.#messageBatcher.setBatchingStrategy(batchingStrategy);
-    }
   }
 
   /**
-   * Received messages from the WebSocket, and passes them along to the
-   * Worker interface and back to the main thread.
+   * Responsible for buffering messages
    */
-  class WebSocketToWorkerMessageBroker {
-    #worker;
-    #messageBatcher;
-
-    constructor(messageBatcher, worker) {
-      this.#messageBatcher = messageBatcher;
-      this.#worker = worker;
-    }
-
-    routeMessageToHandler(data) {
-      if (this.#messageBatcher.shouldBatchMessage(data)) {
-        this.#messageBatcher.addMessageToBatch(data);
-      } else {
-        this.#worker.postMessage({
-          type: 'message',
-          message: data
-        });
-      }
-    }
-  }
-
-  /**
-   * Responsible for batching messages according to the defined batching strategy.
-   */
-  class MessageBatcher {
-    #batch;
-    #batchingStrategy;
-    #hasBatch = false;
-    #maxBatchSize;
+  class MessageBuffer {
+    #buffer;
+    #currentBufferLength;
+    #dropped;
+    #maxBufferSize;
     #readyForNextBatch;
     #worker;
     #throttledSendNextBatch;
+    #throttleMessagePattern;
 
     constructor(worker) {
       // No dropping telemetry unless we're explicitly told to.
-      this.#maxBatchSize = Number.POSITIVE_INFINITY;
+      this.#maxBufferSize = Number.POSITIVE_INFINITY;
       this.#readyForNextBatch = false;
       this.#worker = worker;
       this.#resetBatch();
-      this.setMaxBatchWait(ONE_SECOND);
+      this.setThrottleRate(ONE_SECOND);
     }
     #resetBatch() {
-      this.#batch = {};
-      this.#hasBatch = false;
+      //this.#batch = {};
+      this.#buffer = [];
+      this.#currentBufferLength = 0;
+      this.#dropped = false;
     }
-    /**
-     * @param {BatchingStrategy} strategy
-     */
-    setBatchingStrategy(strategy) {
-      this.#batchingStrategy = strategy;
-    }
-    /**
-     * Applies the `shouldBatchMessage` function from the supplied batching strategy
-     * to each message to determine if it should be added to a batch. If not batched,
-     * the message is immediately sent over the worker to the main thread.
-     * @param {any} message the message received from the WebSocket. See the WebSocket
-     * documentation for more details -
-     * https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent/data
-     * @returns
-     */
-    shouldBatchMessage(message) {
-      return (
-        this.#batchingStrategy.shouldBatchMessage &&
-        this.#batchingStrategy.shouldBatchMessage(message)
-      );
-    }
-    /**
-     * Adds the given message to a batch. The batch group that the message is added
-     * to will be determined by the value returned by `getBatchIdFromMessage`.
-     * @param {any} message the message received from the WebSocket. See the WebSocket
-     * documentation for more details -
-     * https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent/data
-     */
-    addMessageToBatch(message) {
-      const batchId = this.#batchingStrategy.getBatchIdFromMessage(message);
-      let batch = this.#batch[batchId];
-      if (batch === undefined) {
-        this.#hasBatch = true;
-        batch = this.#batch[batchId] = [message];
-      } else {
-        batch.push(message);
-      }
-      if (batch.length > this.#maxBatchSize) {
-        console.warn(
-          `Exceeded max batch size of ${this.#maxBatchSize} for ${batchId}. Dropping value.`
-        );
-        batch.shift();
-        this.#batch.dropped = true;
+
+    addMessageToBuffer(message) {
+      this.#buffer.push(message);
+      this.#currentBufferLength += message.length;
+
+      for (
+        let i = 0;
+        this.#currentBufferLength > this.#maxBufferSize && i < this.#buffer.length;
+        i++
+      ) {
+        const messageToConsider = this.#buffer[i];
+        if (this.#shouldThrottle(messageToConsider)) {
+          this.#buffer.splice(i, 1);
+          this.#currentBufferLength -= messageToConsider.length;
+          this.#dropped = true;
+        }
       }
 
       if (this.#readyForNextBatch) {
         this.#throttledSendNextBatch();
       }
     }
-    setMaxBatchSize(maxBatchSize) {
-      this.#maxBatchSize = maxBatchSize;
+
+    #shouldThrottle(message) {
+      return (
+        this.#throttleMessagePattern !== undefined && this.#throttleMessagePattern.test(message)
+      );
     }
-    setMaxBatchWait(maxBatchWait) {
-      this.#throttledSendNextBatch = throttle(this.#sendNextBatch.bind(this), maxBatchWait);
+
+    setMaxBufferSize(maxBufferSize) {
+      this.#maxBufferSize = maxBufferSize;
+    }
+    setThrottleRate(throttleRate) {
+      this.#throttledSendNextBatch = throttle(this.#sendNextBatch.bind(this), throttleRate);
     }
     /**
      * Indicates that client code is ready to receive the next batch of
@@ -362,21 +305,33 @@ export default function installWorker() {
      * any new data is available.
      */
     readyForNextBatch() {
-      if (this.#hasBatch) {
+      if (this.#hasData()) {
         this.#throttledSendNextBatch();
       } else {
         this.#readyForNextBatch = true;
       }
     }
     #sendNextBatch() {
-      const batch = this.#batch;
+      const buffer = this.#buffer;
+      const dropped = this.#dropped;
+      const currentBufferLength = this.#currentBufferLength;
+
       this.#resetBatch();
       this.#worker.postMessage({
         type: 'batch',
-        batch
+        dropped,
+        currentBufferLength: currentBufferLength,
+        maxBufferSize: this.#maxBufferSize,
+        batch: buffer
       });
+
       this.#readyForNextBatch = false;
-      this.#hasBatch = false;
+    }
+    #hasData() {
+      return this.#currentBufferLength > 0;
+    }
+    setThrottleMessagePattern(priorityMessagePattern) {
+      this.#throttleMessagePattern = new RegExp(priorityMessagePattern, 'm');
     }
   }
 
@@ -408,15 +363,14 @@ export default function installWorker() {
   }
 
   const websocket = new ResilientWebSocket(self);
-  const messageBatcher = new MessageBatcher(self);
-  const workerBroker = new WorkerToWebSocketMessageBroker(websocket, messageBatcher);
-  const websocketBroker = new WebSocketToWorkerMessageBroker(messageBatcher, self);
+  const messageBuffer = new MessageBuffer(self);
+  const workerBroker = new WorkerToWebSocketMessageBroker(websocket, messageBuffer);
 
   self.addEventListener('message', (message) => {
     workerBroker.routeMessageToHandler(message);
   });
   websocket.registerMessageCallback((data) => {
-    websocketBroker.routeMessageToHandler(data);
+    messageBuffer.addMessageToBuffer(data);
   });
 
   self.websocketInstance = websocket;

src/plugins/charts/bar/BarGraphView.vue

@@ -257,7 +257,9 @@ export default {
 
       return {
         end,
-        start
+        start,
+        size: 1,
+        strategy: 'latest'
       };
     },
     loadComposition() {
@@ -330,7 +332,11 @@ export default {
         this.domainObject.configuration.axes.xKey === undefined ||
         this.domainObject.configuration.axes.yKey === undefined
       ) {
-        return;
+        const { xKey, yKey } = this.identifyAxesKeys(axisMetadata);
+        this.openmct.objects.mutate(this.domainObject, 'configuration.axes', {
+          xKey,
+          yKey
+        });
       }
 
       let xValues = [];
@@ -429,6 +435,30 @@ export default {
     subscribeToAll() {
       const telemetryObjects = Object.values(this.telemetryObjects);
       telemetryObjects.forEach(this.subscribeToObject);
+    },
+    identifyAxesKeys(metadata) {
+      const { xAxisMetadata, yAxisMetadata } = metadata;
+
+      let xKey;
+      let yKey;
+
+      // If xAxisMetadata contains array values, use the first one for xKey
+      const arrayValues = xAxisMetadata.filter((metaDatum) => metaDatum.isArrayValue);
+      const nonArrayValues = xAxisMetadata.filter((metaDatum) => !metaDatum.isArrayValue);
+
+      if (arrayValues.length > 0) {
+        xKey = arrayValues[0].key;
+        yKey = arrayValues.length > 1 ? arrayValues[1].key : yAxisMetadata.key;
+      } else if (nonArrayValues.length > 0) {
+        xKey = nonArrayValues[0].key;
+        yKey = 'none';
+      } else {
+        // Fallback if no valid xKey or yKey is found
+        xKey = 'none';
+        yKey = 'none';
+      }
+
+      return { xKey, yKey };
     }
   }
 };

src/plugins/condition/ConditionManager.js

@@ -39,7 +39,7 @@ export default class ConditionManager extends EventEmitter {
     this.shouldEvaluateNewTelemetry = this.shouldEvaluateNewTelemetry.bind(this);
 
     this.compositionLoad = this.composition.load();
-    this.subscriptions = {};
+    this.telemetryCollections = {};
     this.telemetryObjects = {};
     this.testData = {
       conditionTestInputs: this.conditionSetDomainObject.configuration.conditionTestData,
@@ -48,55 +48,46 @@ export default class ConditionManager extends EventEmitter {
     this.initialize();
   }
 
-  async requestLatestValue(endpoint) {
-    const options = {
+  subscribeToTelemetry(telemetryObject) {
+    const keyString = this.openmct.objects.makeKeyString(telemetryObject.identifier);
+
+    if (this.telemetryCollections[keyString]) {
+      return;
+    }
+
+    const requestOptions = {
       size: 1,
       strategy: 'latest'
     };
-    const latestData = await this.openmct.telemetry.request(endpoint, options);
 
-    if (!latestData) {
-      throw new Error('Telemetry request failed by returning a falsy response');
-    }
-    if (latestData.length === 0) {
-      return;
-    }
-    this.telemetryReceived(endpoint, latestData[0]);
-  }
-
-  subscribeToTelemetry(endpoint) {
-    const telemetryKeyString = this.openmct.objects.makeKeyString(endpoint.identifier);
-    if (this.subscriptions[telemetryKeyString]) {
-      return;
-    }
-
-    const metadata = this.openmct.telemetry.getMetadata(endpoint);
-
-    this.telemetryObjects[telemetryKeyString] = Object.assign({}, endpoint, {
-      telemetryMetaData: metadata ? metadata.valueMetadatas : []
-    });
-
-    // get latest telemetry value (in case subscription is cached and no new data is coming in)
-    this.requestLatestValue(endpoint);
-
-    this.subscriptions[telemetryKeyString] = this.openmct.telemetry.subscribe(
-      endpoint,
-      this.telemetryReceived.bind(this, endpoint)
+    this.telemetryCollections[keyString] = this.openmct.telemetry.requestCollection(
+      telemetryObject,
+      requestOptions
     );
+
+    const metadata = this.openmct.telemetry.getMetadata(telemetryObject);
+    const telemetryMetaData = metadata ? metadata.valueMetadatas : [];
+
+    this.telemetryObjects[keyString] = { ...telemetryObject, telemetryMetaData };
+
+    this.telemetryCollections[keyString].on(
+      'add',
+      this.telemetryReceived.bind(this, telemetryObject)
+    );
+    this.telemetryCollections[keyString].load();
+
     this.updateConditionTelemetryObjects();
   }
 
   unsubscribeFromTelemetry(endpointIdentifier) {
-    const id = this.openmct.objects.makeKeyString(endpointIdentifier);
-    if (!this.subscriptions[id]) {
-      console.log('no subscription to remove');
-
+    const keyString = this.openmct.objects.makeKeyString(endpointIdentifier);
+    if (!this.telemetryCollections[keyString]) {
       return;
     }
 
-    this.subscriptions[id]();
-    delete this.subscriptions[id];
-    delete this.telemetryObjects[id];
+    this.telemetryCollections[keyString].destroy();
+    this.telemetryCollections[keyString] = null;
+    this.telemetryObjects[keyString] = null;
     this.removeConditionTelemetryObjects();
 
     //force re-computation of condition set result as we might be in a state where
@@ -107,7 +98,7 @@ export default class ConditionManager extends EventEmitter {
       this.timeSystems,
       this.openmct.time.getTimeSystem()
     );
-    this.updateConditionResults({ id: id });
+    this.updateConditionResults({ id: keyString });
     this.updateCurrentCondition(latestTimestamp);
 
     if (Object.keys(this.telemetryObjects).length === 0) {
@@ -410,11 +401,13 @@ export default class ConditionManager extends EventEmitter {
     return this.openmct.time.getBounds().end >= currentTimestamp;
   }
 
-  telemetryReceived(endpoint, datum) {
+  telemetryReceived(endpoint, data) {
     if (!this.isTelemetryUsed(endpoint)) {
       return;
     }
 
+    const datum = data[0];
+
     const normalizedDatum = this.createNormalizedDatum(datum, endpoint);
     const timeSystemKey = this.openmct.time.getTimeSystem().key;
     let timestamp = {};
@@ -507,8 +500,9 @@ export default class ConditionManager extends EventEmitter {
   destroy() {
     this.composition.off('add', this.subscribeToTelemetry, this);
     this.composition.off('remove', this.unsubscribeFromTelemetry, this);
-    Object.values(this.subscriptions).forEach((unsubscribe) => unsubscribe());
-    delete this.subscriptions;
+    Object.values(this.telemetryCollections).forEach((telemetryCollection) =>
+      telemetryCollection.destroy()
+    );
 
     this.conditions.forEach((condition) => {
       condition.destroy();

src/plugins/condition/components/ConditionItem.vue

@@ -160,8 +160,10 @@
             </div>
           </template>
           <div class="c-cdef__separator c-row-separator"></div>
-          <div class="c-cdef__controls" :disabled="!telemetry.length">
+          <div class="c-cdef__controls">
             <button
+              :disabled="!telemetry.length"
+              :aria-label="`Add Criteria - ${!telemetry.length ? 'Disabled' : 'Enabled'}`"
               class="c-cdef__add-criteria-button c-button c-button--labeled icon-plus"
               @click="addCriteria"
             >

src/plugins/condition/components/inspector/StyleEditor.vue

@@ -28,11 +28,7 @@
           { 'is-style-invisible': styleItem.style && styleItem.style.isStyleInvisible },
           { 'c-style-thumb--mixed': mixedStyles.indexOf('backgroundColor') > -1 }
         ]"
-        :style="[
-          styleItem.style.imageUrl
-            ? { backgroundImage: 'url(' + styleItem.style.imageUrl + ')' }
-            : itemStyle
-        ]"
+        :style="[encodedImageUrl ? { backgroundImage: 'url(' + encodedImageUrl + ')' } : itemStyle]"
         class="c-style-thumb"
       >
         <span
@@ -62,7 +58,7 @@
         @change="updateStyleValue"
       />
       <ToolbarButton
-        v-if="hasProperty(styleItem.style.imageUrl)"
+        v-if="hasProperty(encodedImageUrl)"
         class="c-style__toolbar-button--image-url"
         :options="imageUrlOption"
         @change="updateStyleValue"
@@ -93,6 +89,8 @@ import ToolbarButton from '@/ui/toolbar/components/ToolbarButton.vue';
 import ToolbarColorPicker from '@/ui/toolbar/components/ToolbarColorPicker.vue';
 import ToolbarToggleButton from '@/ui/toolbar/components/ToolbarToggleButton.vue';
 
+import { encode_url } from '../../../../utils/encoding';
+
 export default {
   name: 'StyleEditor',
   components: {
@@ -183,11 +181,14 @@ export default {
         },
         property: 'imageUrl',
         formKeys: ['url'],
-        value: { url: this.styleItem.style.imageUrl },
+        value: { url: this.encodedImageUrl },
         isEditing: this.isEditing,
         nonSpecific: this.mixedStyles.indexOf('imageUrl') > -1
       };
     },
+    encodedImageUrl() {
+      return encode_url(this.styleItem.style.imageUrl);
+    },
     isStyleInvisibleOption() {
       return {
         value: this.styleItem.style.isStyleInvisible,

src/plugins/condition/pluginSpec.js

@@ -720,50 +720,69 @@ describe('the plugin', function () {
       };
     });
 
-    it('should evaluate as old when telemetry is not received in the allotted time', (done) => {
+    it('should evaluate as old when telemetry is not received in the allotted time', async () => {
+      let onAddResolve;
+      const onAddCalledPromise = new Promise((resolve) => {
+        onAddResolve = resolve;
+      });
+      const mockTelemetryCollection = {
+        load: jasmine.createSpy('load'),
+        on: jasmine.createSpy('on').and.callFake((event, callback) => {
+          if (event === 'add') {
+            onAddResolve();
+          }
+        })
+      };
+
       openmct.telemetry = jasmine.createSpyObj('telemetry', [
-        'subscribe',
         'getMetadata',
         'request',
         'getValueFormatter',
-        'abortAllRequests'
+        'abortAllRequests',
+        'requestCollection'
       ]);
+      openmct.telemetry.request.and.returnValue(Promise.resolve([]));
       openmct.telemetry.getMetadata.and.returnValue({
         ...testTelemetryObject.telemetry,
-        valueMetadatas: []
+        valueMetadatas: testTelemetryObject.telemetry.values,
+        valuesForHints: jasmine
+          .createSpy('valuesForHints')
+          .and.returnValue(testTelemetryObject.telemetry.values),
+        value: jasmine.createSpy('value').and.callFake((key) => {
+          return testTelemetryObject.telemetry.values.find((value) => value.key === key);
+        })
       });
-      openmct.telemetry.request.and.returnValue(Promise.resolve([]));
+      openmct.telemetry.requestCollection.and.returnValue(mockTelemetryCollection);
       openmct.telemetry.getValueFormatter.and.returnValue({
         parse: function (value) {
           return value;
         }
       });
+
       let conditionMgr = new ConditionManager(conditionSetDomainObject, openmct);
       conditionMgr.on('conditionSetResultUpdated', mockListener);
       conditionMgr.telemetryObjects = {
         'test-object': testTelemetryObject
       };
       conditionMgr.updateConditionTelemetryObjects();
-      setTimeout(() => {
-        expect(mockListener).toHaveBeenCalledWith({
-          output: 'Any old telemetry',
-          id: {
-            namespace: '',
-            key: 'cf4456a9-296a-4e6b-b182-62ed29cd15b9'
-          },
-          conditionId: '39584410-cbf9-499e-96dc-76f27e69885d',
-          utc: undefined
-        });
-        done();
-      }, 400);
+      // Wait for the 'on' callback to be called
+      await onAddCalledPromise;
+
+      // Simulate the passage of time and no data received
+      await new Promise((resolve) => setTimeout(resolve, 400));
+
+      expect(mockListener).toHaveBeenCalledWith({
+        output: 'Any old telemetry',
+        id: {
+          namespace: '',
+          key: 'cf4456a9-296a-4e6b-b182-62ed29cd15b9'
+        },
+        conditionId: '39584410-cbf9-499e-96dc-76f27e69885d',
+        utc: undefined
+      });
     });
 
-    it('should not evaluate as old when telemetry is received in the allotted time', (done) => {
-      openmct.telemetry.getMetadata = jasmine.createSpy('getMetadata');
-      openmct.telemetry.getMetadata.and.returnValue({
-        ...testTelemetryObject.telemetry,
-        valueMetadatas: testTelemetryObject.telemetry.values
-      });
+    it('should not evaluate as old when telemetry is received in the allotted time', async () => {
       const testDatum = {
         'some-key2': '',
         utc: 1,
@@ -771,8 +790,49 @@ describe('the plugin', function () {
         'some-key': null,
         id: 'test-object'
       };
-      openmct.telemetry.request = jasmine.createSpy('request');
+
+      let onAddResolve;
+      let onAddCallback;
+      const onAddCalledPromise = new Promise((resolve) => {
+        onAddResolve = resolve;
+      });
+
+      const mockTelemetryCollection = {
+        load: jasmine.createSpy('load'),
+        on: jasmine.createSpy('on').and.callFake((event, callback) => {
+          if (event === 'add') {
+            onAddCallback = callback;
+            onAddResolve();
+          }
+        })
+      };
+
+      openmct.telemetry = jasmine.createSpyObj('telemetry', [
+        'getMetadata',
+        'getValueFormatter',
+        'request',
+        'subscribe',
+        'requestCollection'
+      ]);
+      openmct.telemetry.subscribe.and.returnValue(function () {});
       openmct.telemetry.request.and.returnValue(Promise.resolve([testDatum]));
+      openmct.telemetry.getMetadata.and.returnValue({
+        ...testTelemetryObject.telemetry,
+        valueMetadatas: testTelemetryObject.telemetry.values,
+        valuesForHints: jasmine
+          .createSpy('valuesForHints')
+          .and.returnValue(testTelemetryObject.telemetry.values),
+        value: jasmine.createSpy('value').and.callFake((key) => {
+          return testTelemetryObject.telemetry.values.find((value) => value.key === key);
+        })
+      });
+      openmct.telemetry.requestCollection.and.returnValue(mockTelemetryCollection);
+      openmct.telemetry.getValueFormatter.and.returnValue({
+        parse: function (value) {
+          return value;
+        }
+      });
+
       const date = 1;
       conditionSetDomainObject.configuration.conditionCollection[0].configuration.criteria[0].input =
         ['0.4'];
@@ -782,19 +842,25 @@ describe('the plugin', function () {
         'test-object': testTelemetryObject
       };
       conditionMgr.updateConditionTelemetryObjects();
-      conditionMgr.telemetryReceived(testTelemetryObject, testDatum);
-      setTimeout(() => {
-        expect(mockListener).toHaveBeenCalledWith({
-          output: 'Default',
-          id: {
-            namespace: '',
-            key: 'cf4456a9-296a-4e6b-b182-62ed29cd15b9'
-          },
-          conditionId: '2532d90a-e0d6-4935-b546-3123522da2de',
-          utc: date
-        });
-        done();
-      }, 300);
+
+      // Wait for the 'on' callback to be called
+      await onAddCalledPromise;
+
+      // Simulate receiving telemetry data
+      onAddCallback([testDatum]);
+
+      // Wait a bit for the condition manager to process the data
+      await new Promise((resolve) => setTimeout(resolve, 100));
+
+      expect(mockListener).toHaveBeenCalledWith({
+        output: 'Default',
+        id: {
+          namespace: '',
+          key: 'cf4456a9-296a-4e6b-b182-62ed29cd15b9'
+        },
+        conditionId: '2532d90a-e0d6-4935-b546-3123522da2de',
+        utc: date
+      });
     });
   });
 
@@ -902,17 +968,25 @@ describe('the plugin', function () {
       openmct.telemetry.getMetadata = jasmine.createSpy('getMetadata');
       openmct.telemetry.getMetadata.and.returnValue({
         ...testTelemetryObject.telemetry,
-        valueMetadatas: []
+        valueMetadatas: testTelemetryObject.telemetry.values,
+        valuesForHints: jasmine
+          .createSpy('valuesForHints')
+          .and.returnValue(testTelemetryObject.telemetry.values),
+        value: jasmine.createSpy('value').and.callFake((key) => {
+          return testTelemetryObject.telemetry.values.find((value) => value.key === key);
+        })
       });
       conditionMgr.on('conditionSetResultUpdated', mockListener);
       conditionMgr.telemetryObjects = {
         'test-object': testTelemetryObject
       };
       conditionMgr.updateConditionTelemetryObjects();
-      conditionMgr.telemetryReceived(testTelemetryObject, {
-        'some-key': 2,
-        utc: date
-      });
+      conditionMgr.telemetryReceived(testTelemetryObject, [
+        {
+          'some-key': 2,
+          utc: date
+        }
+      ]);
       let result = conditionMgr.conditions.map((condition) => condition.result);
       expect(result[2]).toBeUndefined();
     });
@@ -1002,26 +1076,37 @@ describe('the plugin', function () {
         }
       };
       openmct.$injector = jasmine.createSpyObj('$injector', ['get']);
-      // const mockTransactionService = jasmine.createSpyObj(
-      //     'transactionService',
-      //     ['commit']
-      // );
       openmct.telemetry = jasmine.createSpyObj('telemetry', [
         'isTelemetryObject',
+        'request',
         'subscribe',
         'getMetadata',
         'getValueFormatter',
-        'request'
+        'requestCollection'
       ]);
-      openmct.telemetry.isTelemetryObject.and.returnValue(true);
       openmct.telemetry.subscribe.and.returnValue(function () {});
+      openmct.telemetry.request.and.returnValue(Promise.resolve([]));
+      openmct.telemetry.isTelemetryObject.and.returnValue(true);
+      openmct.telemetry.getMetadata.and.returnValue(testTelemetryObject.telemetry);
+      openmct.telemetry.getMetadata.and.returnValue({
+        ...testTelemetryObject.telemetry,
+        valueMetadatas: testTelemetryObject.telemetry.values,
+        valuesForHints: jasmine
+          .createSpy('valuesForHints')
+          .and.returnValue(testTelemetryObject.telemetry.values),
+        value: jasmine.createSpy('value').and.callFake((key) => {
+          return testTelemetryObject.telemetry.values.find((value) => value.key === key);
+        })
+      });
       openmct.telemetry.getValueFormatter.and.returnValue({
         parse: function (value) {
           return value;
         }
       });
-      openmct.telemetry.getMetadata.and.returnValue(testTelemetryObject.telemetry);
-      openmct.telemetry.request.and.returnValue(Promise.resolve([]));
+      openmct.telemetry.requestCollection.and.returnValue({
+        load: jasmine.createSpy('load'),
+        on: jasmine.createSpy('on')
+      });
 
       const styleRuleManger = new StyleRuleManager(stylesObject, openmct, null, true);
       spyOn(styleRuleManger, 'subscribeToConditionSet');

src/plugins/displayLayout/components/ImageView.vue

@@ -35,6 +35,7 @@
 </template>
 
 <script>
+import { encode_url } from '../../../utils/encoding';
 import conditionalStylesMixin from '../mixins/objectStyles-mixin.js';
 import LayoutFrame from './LayoutFrame.vue';
 
@@ -80,12 +81,12 @@ export default {
       return this.isEditing || !this.itemStyle?.isStyleInvisible;
     },
     style() {
-      let backgroundImage = 'url(' + this.item.url + ')';
+      let backgroundImage = `url('${encode_url(this.item.url)}')`;
       let border = '1px solid ' + this.item.stroke;
 
       if (this.itemStyle) {
         if (this.itemStyle.imageUrl !== undefined) {
-          backgroundImage = 'url(' + this.itemStyle.imageUrl + ')';
+          backgroundImage = `url('${encode_url(this.itemStyle.imageUrl)}')`;
         }
 
         border = this.itemStyle.border;

src/plugins/duplicate/DuplicateAction.js

@@ -109,8 +109,9 @@ class DuplicateAction {
       let currentParentKeystring = this.openmct.objects.makeKeyString(currentParent.identifier);
       let parentCandidateKeystring = this.openmct.objects.makeKeyString(parentCandidate.identifier);
       let objectKeystring = this.openmct.objects.makeKeyString(this.object.identifier);
+      const isLocked = parentCandidate.locked === true;
 
-      if (!this.openmct.objects.isPersistable(parentCandidate.identifier)) {
+      if (isLocked || !this.openmct.objects.isPersistable(parentCandidate.identifier)) {
         return false;
       }
 
@@ -139,10 +140,9 @@ class DuplicateAction {
     const parentType = parent && this.openmct.types.get(parent.type);
     const child = objectPath[0];
     const childType = child && this.openmct.types.get(child.type);
-    const locked = child.locked ? child.locked : parent && parent.locked;
     const isPersistable = this.openmct.objects.isPersistable(child.identifier);
 
-    if (locked || !isPersistable) {
+    if (!isPersistable) {
       return false;
     }
 

src/plugins/faultManagement/FaultManagementListItem.vue

@@ -21,7 +21,12 @@
 -->
 
 <template>
-  <div class="c-fault-mgmt__list data-selectable" :class="classesFromState">
+  <div
+    role="listitem"
+    :aria-label="listItemAriaLabel"
+    class="c-fault-mgmt__list data-selectable"
+    :class="classesFromState"
+  >
     <div class="c-fault-mgmt-item c-fault-mgmt__list-checkbox">
       <input
         type="checkbox"
@@ -33,29 +38,44 @@
     <div class="c-fault-mgmt-item">
       <div
         class="c-fault-mgmt__list-severity"
-        :aria-label="fault.severity"
-        :title="fault.severity"
+        :aria-label="severityAriaLabel"
         :class="['is-severity-' + severity]"
       ></div>
     </div>
     <div class="c-fault-mgmt-item c-fault-mgmt__list-content">
       <div class="c-fault-mgmt-item c-fault-mgmt__list-pathname">
-        <div class="c-fault-mgmt__list-path">{{ fault.namespace }}</div>
-        <div class="c-fault-mgmt__list-faultname">{{ fault.name }}</div>
+        <div class="c-fault-mgmt__list-path" aria-label="Fault namespace">
+          {{ fault.namespace }}
+        </div>
+        <div class="c-fault-mgmt__list-faultname" aria-label="Fault name">{{ fault.name }}</div>
       </div>
       <div class="c-fault-mgmt__list-content-right">
         <div class="c-fault-mgmt-item c-fault-mgmt__list-trigVal">
-          <div class="c-fault-mgmt-item__value" :class="tripValueClassname" title="Trip Value">
+          <div
+            class="c-fault-mgmt-item__value"
+            :class="tripValueClassname"
+            title="Trip Value"
+            aria-label="Trip Value"
+          >
             {{ fault.triggerValueInfo.value }}
           </div>
         </div>
         <div class="c-fault-mgmt-item c-fault-mgmt__list-curVal">
-          <div class="c-fault-mgmt-item__value" :class="liveValueClassname" title="Live Value">
+          <div
+            class="c-fault-mgmt-item__value"
+            :class="liveValueClassname"
+            title="Live Value"
+            aria-label="Live Value"
+          >
             {{ fault.currentValueInfo.value }}
           </div>
         </div>
         <div class="c-fault-mgmt-item c-fault-mgmt__list-trigTime">
-          <div class="c-fault-mgmt-item__value" title="Last Trigger Time">
+          <div
+            class="c-fault-mgmt-item__value"
+            title="Last Trigger Time"
+            aria-label="Last Trigger Time"
+          >
             {{ fault.triggerTime }}
           </div>
         </div>
@@ -98,7 +118,7 @@ export default {
   emits: ['acknowledge-selected', 'shelve-selected', 'toggle-selected', 'clear-all-selected'],
   computed: {
     checkBoxAriaLabel() {
-      return `Select fault: ${this.fault.name}`;
+      return `Select fault: ${this.fault.name || 'Unknown'} in ${this.fault.namespace || 'Unknown'}`;
     },
     classesFromState() {
       const exclusiveStates = [
@@ -165,6 +185,12 @@ export default {
       classname += SEVERITY_CLASS[triggerValueInfo.monitoringResult] || '';
 
       return classname.trim();
+    },
+    listItemAriaLabel() {
+      return `Fault triggered at ${this.fault.triggerTime || 'Unknown'} with severity ${this.fault.severity || 'Unknown'} in ${this.fault.namespace || 'Unknown'}`;
+    },
+    severityAriaLabel() {
+      return `Severity: ${this.fault.severity || 'Unknown'}`;
     }
   },
   methods: {

src/plugins/faultManagement/FaultManagementView.vue

@@ -68,7 +68,6 @@
 import {
   FAULT_MANAGEMENT_ALARMS,
   FAULT_MANAGEMENT_GLOBAL_ALARMS,
-  FAULT_MANAGEMENT_SHELVE_DURATIONS_IN_MS,
   FILTER_ITEMS,
   SORT_ITEMS
 } from './constants.js';
@@ -88,6 +87,13 @@ const SEARCH_KEYS = [
   'namespace'
 ];
 
+// Helper function for filtering faults
+function filterFaultsByTerm(faults, searchTerm) {
+  return faults.filter((fault) =>
+    SEARCH_KEYS.some((key) => fault[key]?.toString().toLowerCase().includes(searchTerm))
+  );
+}
+
 export default {
   components: {
     FaultManagementListHeader,
@@ -111,23 +117,18 @@ export default {
     },
     filteredFaultsList() {
       const filterName = FILTER_ITEMS[this.filterIndex];
-      let list = this.faultsList;
-
-      // Exclude shelved alarms from all views except the Shelved view
-      if (filterName !== 'Shelved') {
-        list = list.filter((fault) => fault.shelved !== true);
-      }
+      let list = this.faultsList.filter((fault) =>
+        filterName === 'Shelved' ? fault.shelved : !fault.shelved
+      );
 
       if (filterName === 'Acknowledged') {
         list = list.filter((fault) => fault.acknowledged);
       } else if (filterName === 'Unacknowledged') {
         list = list.filter((fault) => !fault.acknowledged);
-      } else if (filterName === 'Shelved') {
-        list = list.filter((fault) => fault.shelved);
       }
 
       if (this.searchTerm.length > 0) {
-        list = list.filter(this.filterUsingSearchTerm);
+        list = filterFaultsByTerm(list, this.searchTerm);
       }
 
       list.sort(SORT_ITEMS[this.sortBy].sortFunction);
@@ -138,6 +139,9 @@ export default {
       return this.openmct.faults.supportsActions();
     }
   },
+  created() {
+    this.shelveDurations = this.openmct.faults.getShelveDurations();
+  },
   mounted() {
     this.unsubscribe = this.openmct.faults.subscribe(this.domainObject, this.updateFault);
   },
@@ -158,14 +162,13 @@ export default {
         });
       }
     },
-    updateFaultList() {
-      this.openmct.faults.request(this.domainObject).then((faultsData) => {
-        if (faultsData?.length > 0) {
-          this.faultsList = faultsData.map((fd) => fd.fault);
-        } else {
-          this.faultsList = [];
-        }
-      });
+    async updateFaultList() {
+      const faultsData = await this.openmct.faults.request(this.domainObject);
+      if (faultsData?.length > 0) {
+        this.faultsList = faultsData.map((fd) => fd.fault);
+      } else {
+        this.faultsList = [];
+      }
     },
     filterUsingSearchTerm(fault) {
       if (!fault) {
@@ -223,14 +226,29 @@ export default {
       );
     },
     async toggleAcknowledgeSelected(faults = this.selectedFaults) {
-      let title = '';
-      if (faults.length > 1) {
-        title = `Acknowledge ${faults.length} selected faults`;
-      } else if (faults.length === 1) {
-        title = `Acknowledge fault: ${faults[0].name}`;
-      }
+      const title = this.getAcknowledgeTitle(faults);
 
-      const formStructure = {
+      const formStructure = this.getAcknowledgeFormStructure(title);
+
+      try {
+        const data = await this.openmct.forms.showForm(formStructure);
+        this.acknowledgeFaults(faults, data);
+      } catch (err) {
+        console.error(err);
+      } finally {
+        this.resetSelectedFaultMap();
+      }
+    },
+    getAcknowledgeTitle(faults) {
+      if (faults.length > 1) {
+        return `Acknowledge ${faults.length} selected faults`;
+      } else if (faults.length === 1) {
+        return `Acknowledge fault: ${faults[0].name}`;
+      }
+      return '';
+    },
+    getAcknowledgeFormStructure(title) {
+      return {
         title,
         sections: [
           {
@@ -253,17 +271,11 @@ export default {
           }
         }
       };
-
-      try {
-        const data = await this.openmct.forms.showForm(formStructure);
-        faults.forEach((fault) => {
-          this.openmct.faults.acknowledgeFault(fault, data);
-        });
-      } catch (err) {
-        console.error(err);
-      } finally {
-        this.resetSelectedFaultMap();
-      }
+    },
+    acknowledgeFaults(faults, data) {
+      faults.forEach((fault) => {
+        this.openmct.faults.acknowledgeFault(fault, data);
+      });
     },
     resetSelectedFaultMap() {
       Object.keys(this.selectedFaultMap).forEach((key) => {
@@ -273,7 +285,7 @@ export default {
     async toggleShelveSelected(faults = this.selectedFaults, shelveData = {}) {
       const { shelved = true } = shelveData;
       if (shelved) {
-        let title =
+        const title =
           faults.length > 1
             ? `Shelve ${faults.length} selected faults`
             : `Shelve fault: ${faults[0].name}`;
@@ -295,10 +307,10 @@ export default {
                   key: 'shelveDuration',
                   control: 'select',
                   name: 'Shelve duration',
-                  options: FAULT_MANAGEMENT_SHELVE_DURATIONS_IN_MS,
+                  options: this.shelveDurations,
                   required: false,
                   cssClass: 'l-input-lg',
-                  value: FAULT_MANAGEMENT_SHELVE_DURATIONS_IN_MS[0].value
+                  value: this.shelveDurations[0].value
                 }
               ]
             }
@@ -319,18 +331,16 @@ export default {
 
         shelveData.comment = data.comment || '';
         shelveData.shelveDuration =
-          data.shelveDuration !== undefined
-            ? data.shelveDuration
-            : FAULT_MANAGEMENT_SHELVE_DURATIONS_IN_MS[0].value;
+          data.shelveDuration === undefined ? this.shelveDurations[0].value : data.shelveDuration;
       } else {
         shelveData = {
           shelved: false
         };
       }
 
-      Object.values(faults).forEach((selectedFault) => {
-        this.openmct.faults.shelveFault(selectedFault, shelveData);
-      });
+      await Promise.all(
+        faults.map((selectedFault) => this.openmct.faults.shelveFault(selectedFault, shelveData))
+      );
 
       this.selectedFaultMap = {};
     },

src/plugins/faultManagement/constants.js

@@ -42,24 +42,6 @@ export const FAULT_MANAGEMENT_TYPE = 'faultManagement';
 export const FAULT_MANAGEMENT_INSPECTOR = 'faultManagementInspector';
 export const FAULT_MANAGEMENT_ALARMS = 'alarms';
 export const FAULT_MANAGEMENT_GLOBAL_ALARMS = 'global-alarm-status';
-export const FAULT_MANAGEMENT_SHELVE_DURATIONS_IN_MS = [
-  {
-    name: '5 Minutes',
-    value: 300000
-  },
-  {
-    name: '10 Minutes',
-    value: 600000
-  },
-  {
-    name: '15 Minutes',
-    value: 900000
-  },
-  {
-    name: 'Indefinite',
-    value: 0
-  }
-];
 export const FAULT_MANAGEMENT_VIEW = 'faultManagement.view';
 export const FAULT_MANAGEMENT_NAMESPACE = 'faults.taxonomy';
 export const FILTER_ITEMS = ['Standard View', 'Acknowledged', 'Unacknowledged', 'Shelved'];

src/plugins/formActions/EditPropertiesAction.js

@@ -45,7 +45,7 @@ class EditPropertiesAction extends PropertiesAction {
     const definition = this._getTypeDefinition(object.type);
     const persistable = this.openmct.objects.isPersistable(object.identifier);
 
-    return persistable && definition && definition.creatable;
+    return persistable && definition && definition.creatable && !object.locked;
   }
 
   invoke(objectPath) {

src/plugins/imagery/components/ImageThumbnail.vue

@@ -38,7 +38,7 @@
       <img
         ref="img"
         class="c-thumb__image"
-        :src="`${image.thumbnailUrl || image.url}`"
+        :src="imageSrc"
         fetchpriority="low"
         @load="imageLoadCompleted"
       />
@@ -54,6 +54,8 @@
 </template>
 
 <script>
+import { encode_url } from '../../../utils/encoding';
+
 const THUMB_PADDING = 4;
 const BORDER_WIDTH = 2;
 
@@ -96,6 +98,9 @@ export default {
     };
   },
   computed: {
+    imageSrc() {
+      return `${encode_url(this.image.thumbnailUrl) || encode_url(this.image.url)}`;
+    },
     ariaLabel() {
       return `Image thumbnail from ${this.image.formattedTime}${this.showAnnotationIndicator ? ', has annotations' : ''}`;
     },

src/plugins/imagery/components/ImageryTimeView.vue

@@ -370,6 +370,7 @@ export default {
     createImageWrapper(index, image, showImagePlaceholders) {
       const id = `${ID_PREFIX}${image.time}`;
       let imageWrapper = document.createElement('div');
+      imageWrapper.ariaLabel = id;
       imageWrapper.classList.add(IMAGE_WRAPPER_CLASS);
       imageWrapper.style.left = `${this.xScale(image.time)}px`;
       this.setNSAttributesForElement(imageWrapper, {

src/plugins/imagery/components/ImageryView.vue

@@ -222,6 +222,7 @@ import { TIME_CONTEXT_EVENTS } from '@/api/time/constants.js';
 import imageryData from '@/plugins/imagery/mixins/imageryData.js';
 import { VIEW_LARGE_ACTION_KEY } from '@/plugins/viewLargeAction/viewLargeAction.js';
 
+import { encode_url } from '../../../utils/encoding';
 import eventHelpers from '../lib/eventHelpers.js';
 import AnnotationsCanvas from './AnnotationsCanvas.vue';
 import Compass from './Compass/CompassComponent.vue';
@@ -364,7 +365,7 @@ export default {
         filter: `brightness(${this.filters.brightness}%) contrast(${this.filters.contrast}%)`,
         backgroundImage: `${
           this.imageUrl
-            ? `url(${this.imageUrl}),
+            ? `url(${encode_url(this.imageUrl)}),
                             repeating-linear-gradient(
                                 45deg,
                                 transparent,
@@ -620,7 +621,7 @@ export default {
           if (matchIndex > -1) {
             this.setFocusedImage(matchIndex);
           } else {
-            this.paused();
+            this.paused(false);
           }
         }
 
@@ -789,7 +790,7 @@ export default {
     },
     getVisibleLayerStyles(layer) {
       return {
-        backgroundImage: `url(${layer.source})`,
+        backgroundImage: `url(${encode_url(layer.source)})`,
         transform: `scale(${this.zoomFactor}) translate(${this.imageTranslateX / 2}px, ${
           this.imageTranslateY / 2
         }px)`,
@@ -1082,7 +1083,7 @@ export default {
     paused(state) {
       this.isPaused = Boolean(state);
 
-      if (!state) {
+      if (!this.isPaused) {
         this.previousFocusedImage = null;
         this.setFocusedImage(this.nextImageIndex);
         this.autoScroll = true;

src/plugins/imagery/mixins/imageryData.js

@@ -90,16 +90,17 @@ export default {
     dataCleared() {
       this.imageHistory = [];
     },
-    dataRemoved(dataToRemove) {
-      this.imageHistory = this.imageHistory.filter((existingDatum) => {
-        const shouldKeep = dataToRemove.some((datumToRemove) => {
-          const existingDatumTimestamp = this.parseTime(existingDatum);
-          const datumToRemoveTimestamp = this.parseTime(datumToRemove);
+    dataRemoved(removed) {
+      const removedTimestamps = {};
+      removed.forEach((_removed) => {
+        const removedTimestamp = this.parseTime(_removed);
+        removedTimestamps[removedTimestamp] = true;
+      });
 
-          return existingDatumTimestamp !== datumToRemoveTimestamp;
-        });
+      this.imageHistory = this.imageHistory.filter((image) => {
+        const imageTimestamp = this.parseTime(image);
 
-        return shouldKeep;
+        return !removedTimestamps[imageTimestamp];
       });
     },
     setDataTimeContext() {

src/plugins/inspectorViews/properties/PropertiesComponent.vue

@@ -96,6 +96,8 @@ export default {
       const createdTimestamp = this.domainObject.created;
       const createdBy = this.domainObject.createdBy ? this.domainObject.createdBy : UNKNOWN_USER;
       const modifiedBy = this.domainObject.modifiedBy ? this.domainObject.modifiedBy : UNKNOWN_USER;
+      const locked = this.domainObject.locked;
+      const lockedBy = this.domainObject.lockedBy ?? UNKNOWN_USER;
       const modifiedTimestamp = this.domainObject.modified
         ? this.domainObject.modified
         : this.domainObject.created;
@@ -148,6 +150,13 @@ export default {
         });
       }
 
+      if (locked === true) {
+        details.push({
+          name: 'Locked By',
+          value: lockedBy
+        });
+      }
+
       if (version) {
         details.push({
           name: 'Version',

src/plugins/performanceIndicator/plugin.js

@@ -19,14 +19,23 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
+const PERFORMANCE_OVERLAY_RENDER_INTERVAL = 1000;
+
 export default function PerformanceIndicator() {
   return function install(openmct) {
     let frames = 0;
     let lastCalculated = performance.now();
-    const indicator = openmct.indicators.simpleIndicator();
+    openmct.performance = {
+      measurements: new Map()
+    };
 
+    const indicator = openmct.indicators.simpleIndicator();
+    indicator.key = 'performance-indicator';
     indicator.text('~ fps');
+    indicator.description('Performance Indicator');
     indicator.statusClass('s-status-info');
+    indicator.on('click', showOverlay);
+
     openmct.indicators.add(indicator);
 
     let rafHandle = requestAnimationFrame(incrementFrames);
@@ -58,5 +67,58 @@ export default function PerformanceIndicator() {
         indicator.statusClass('s-status-error');
       }
     }
+
+    function showOverlay() {
+      const overlayStylesText = `
+          #c-performance-indicator--overlay {
+            background-color:rgba(0,0,0,0.5);
+            position: absolute;
+            width: 300px;
+            left: calc(50% - 300px);
+          }
+      `;
+      const overlayMarkup = `
+        <div id="c-performance-indicator--overlay" title="Performance Overlay">
+          <table id="c-performance-indicator--table">
+            <tr class="c-performance-indicator--row"><td class="c-performance-indicator--measurement-name"></td><td class="c-performance-indicator--measurement-value"></td></tr>
+          </table>
+        </div>
+      `;
+      const overlayTemplate = document.createElement('div');
+      overlayTemplate.innerHTML = overlayMarkup;
+      const overlay = overlayTemplate.cloneNode(true);
+      overlay.querySelector('.c-performance-indicator--row').remove();
+      const overlayStyles = document.createElement('style');
+      overlayStyles.appendChild(document.createTextNode(overlayStylesText));
+
+      document.head.appendChild(overlayStyles);
+      document.body.appendChild(overlay);
+
+      indicator.off('click', showOverlay);
+
+      const interval = setInterval(() => {
+        overlay.querySelector('#c-performance-indicator--table').innerHTML = '';
+
+        for (const [name, value] of openmct.performance.measurements.entries()) {
+          const newRow = overlayTemplate
+            .querySelector('.c-performance-indicator--row')
+            .cloneNode(true);
+          newRow.querySelector('.c-performance-indicator--measurement-name').innerText = name;
+          newRow.querySelector('.c-performance-indicator--measurement-value').innerText = value;
+          overlay.querySelector('#c-performance-indicator--table').appendChild(newRow);
+        }
+      }, PERFORMANCE_OVERLAY_RENDER_INTERVAL);
+
+      indicator.on(
+        'click',
+        () => {
+          overlayStyles.remove();
+          overlay.remove();
+          indicator.on('click', showOverlay);
+          clearInterval(interval);
+        },
+        { once: true, capture: true }
+      );
+    }
   };
 }

src/plugins/persistence/couch/scripts/lockObjects.mjs

@@ -0,0 +1,191 @@
+import http from 'http';
+import nano from 'nano';
+import { parseArgs } from 'util';
+
+const COUCH_URL = process.env.OPENMCT_COUCH_URL || 'http://127.0.0.1:5984';
+const COUCH_DB_NAME = process.env.OPENMCT_DATABASE_NAME || 'openmct';
+
+const {
+  values: { couchUrl, database, lock, unlock, startObjectKeystring, user, pass }
+} = parseArgs({
+  options: {
+    couchUrl: {
+      type: 'string',
+      default: COUCH_URL
+    },
+    database: {
+      type: 'string',
+      short: 'd',
+      default: COUCH_DB_NAME
+    },
+    lock: {
+      type: 'boolean',
+      short: 'l'
+    },
+    unlock: {
+      type: 'boolean',
+      short: 'u'
+    },
+    startObjectKeystring: {
+      type: 'string',
+      short: 'o',
+      default: 'mine'
+    },
+    user: {
+      type: 'string'
+    },
+    pass: {
+      type: 'string'
+    }
+  }
+});
+
+const BATCH_SIZE = 100;
+const SOCKET_POOL_SIZE = 100;
+
+const locked = lock === true;
+console.info(`Connecting to ${couchUrl}/${database}`);
+console.info(`${locked ? 'Locking' : 'Unlocking'} all children of ${startObjectKeystring}`);
+
+const poolingAgent = new http.Agent({
+  keepAlive: true,
+  maxSockets: SOCKET_POOL_SIZE
+});
+
+const db = nano({
+  url: couchUrl,
+  requestDefaults: {
+    agent: poolingAgent
+  }
+}).use(database);
+db.auth(user, pass);
+
+if (!unlock && !lock) {
+  throw new Error('Either -l or -u option is required');
+}
+
+const startObjectIdentifier = keystringToIdentifier(startObjectKeystring);
+const documentBatch = [];
+const alreadySeen = new Set();
+let updatedDocumentCount = 0;
+
+await processObjectTreeFrom(startObjectIdentifier);
+//Persist final batch
+await persistBatch();
+console.log(`Processed ${updatedDocumentCount} documents`);
+
+function processObjectTreeFrom(parentObjectIdentifier) {
+  //1. Fetch document for identifier;
+  return fetchDocument(parentObjectIdentifier)
+    .then(async (document) => {
+      if (document !== undefined) {
+        if (!alreadySeen.has(document._id)) {
+          alreadySeen.add(document._id);
+          //2. Lock or unlock object
+          document.model.locked = locked;
+          document.model.disallowUnlock = locked;
+
+          if (locked) {
+            document.model.lockedBy = 'script';
+          } else {
+            delete document.model.lockedBy;
+          }
+          //3. Push document to a batch
+          documentBatch.push(document);
+          //4. Persist batch if necessary, reporting failures
+          await persistBatchIfNeeded();
+          //5. Repeat for each composee
+          const composition = document.model.composition || [];
+          return Promise.all(
+            composition.map((composee) => {
+              return processObjectTreeFrom(composee);
+            })
+          );
+        }
+      }
+    })
+    .catch((error) => {
+      console.log(`Error ${error}`);
+    });
+}
+
+async function fetchDocument(identifierOrKeystring) {
+  let keystring;
+  if (typeof identifierOrKeystring === 'object') {
+    keystring = identifierToKeystring(identifierOrKeystring);
+  } else {
+    keystring = identifierOrKeystring;
+  }
+
+  try {
+    const document = await db.get(keystring);
+
+    return document;
+  } catch (error) {
+    return undefined;
+  }
+}
+
+function persistBatchIfNeeded() {
+  if (documentBatch.length >= BATCH_SIZE) {
+    return persistBatch();
+  } else {
+    //Noop - batch is not big enough yet
+    return;
+  }
+}
+
+async function persistBatch() {
+  try {
+    const localBatch = [].concat(documentBatch);
+
+    //Immediately clear the shared batch array. This asynchronous process is non-blocking, and
+    //we don't want to try and persist the same batch multiple times while we are waiting for
+    //the subsequent bulk operation to complete.
+    updatedDocumentCount += documentBatch.length;
+
+    documentBatch.splice(0, documentBatch.length);
+    const response = await db.bulk({ docs: localBatch });
+
+    if (response instanceof Array) {
+      response.forEach((r) => {
+        console.info(JSON.stringify(r));
+      });
+    } else {
+      console.info(JSON.stringify(response));
+    }
+  } catch (error) {
+    if (error instanceof Array) {
+      error.forEach((e) => console.error(JSON.stringify(e)));
+    } else {
+      console.error(`${error.statusCode} - ${error.reason}`);
+    }
+  }
+}
+
+function keystringToIdentifier(keystring) {
+  const tokens = keystring.split(':');
+  if (tokens.length === 2) {
+    return {
+      namespace: tokens[0],
+      key: tokens[1]
+    };
+  } else {
+    return {
+      namespace: '',
+      key: tokens[0]
+    };
+  }
+}
+
+function identifierToKeystring(identifier) {
+  if (typeof identifier === 'string') {
+    return identifier;
+  } else if (typeof identifier === 'object') {
+    if (identifier.namespace) {
+      return `${identifier.namespace}:${identifier.key}`;
+    } else {
+      return identifier.key;
+    }
+  }
+}

src/plugins/persistence/couch/setup-couchdb.sh

@@ -160,6 +160,24 @@ add_index_and_views() {
         echo "Unable to create annotation_keystring_index"
         echo $response
     fi
+
+    # Add auth database for locked objects
+    response=$(curl --silent --user "${CURL_USERPASS_ARG}" --request PUT "$COUCH_BASE_LOCAL"/"$OPENMCT_DATABASE_NAME"/_design/auth \
+    --header 'Content-Type: application/json' \
+    --data '{
+      "_id": "_design/auth",
+      "language": "javascript",
+      "validate_doc_update": "function (newDoc, oldDoc, userCtx) {  if (userCtx.roles.indexOf('\''_admin'\'') !== -1) {    return;  } else if (oldDoc === null) {    return;  } else if (oldDoc.model.type === '\''timer'\'' || oldDoc.model.type === '\''notebook'\'' || oldDoc.model.type === '\''restricted-notebook'\'') {    if (oldDoc.model.name !== newDoc.model.name) {      throw ({        forbidden: '\''Read-only object'\''      });    } else {      return;    }  } else if (oldDoc.model.locked === true && oldDoc.model.disallowUnlock === true) {    throw ({      forbidden: '\''Read-only object'\''    });  } else {    return;  }}"
+    }')
+
+    if [[ $response =~ "\"ok\":true" ]]; then
+        echo "Successfully created _design/auth design document for locked objects"
+    elif [[ $response =~ "\"error\":\"conflict\"" ]]; then
+        echo "_design/auth already exists, skipping creation"
+    else
+        echo "Unable to create _design/auth"
+        echo $response
+    fi
 }
 
 # Main script execution

src/plugins/plan/components/PlanView.vue

@@ -69,7 +69,6 @@ const INNER_TEXT_PADDING = 15;
 const TEXT_LEFT_PADDING = 5;
 const ROW_PADDING = 5;
 const SWIMLANE_PADDING = 3;
-const RESIZE_POLL_INTERVAL = 200;
 const ROW_HEIGHT = 22;
 const MAX_TEXT_WIDTH = 300;
 const MIN_ACTIVITY_WIDTH = 2;
@@ -143,13 +142,15 @@ export default {
     this.canvasContext = canvas.getContext('2d');
     this.setDimensions();
     this.setTimeContext();
-    this.resizeTimer = setInterval(this.resize, RESIZE_POLL_INTERVAL);
     this.handleConfigurationChange(this.configuration);
     this.planViewConfiguration.on('change', this.handleConfigurationChange);
     this.loadComposition();
+
+    this.resizeObserver = new ResizeObserver(this.resize);
+    this.resizeObserver.observe(this.$refs.plan);
   },
   beforeUnmount() {
-    clearInterval(this.resizeTimer);
+    this.resizeObserver.disconnect();
     this.stopFollowingTimeContext();
     if (this.unlisten) {
       this.unlisten();
@@ -242,11 +243,12 @@ export default {
       if (this.planObject) {
         this.showReplacePlanDialog(domainObject);
       } else {
-        this.swimlaneVisibility = this.configuration.swimlaneVisibility;
         this.setupPlan(domainObject);
+        this.swimlaneVisibility = this.configuration.swimlaneVisibility;
       }
     },
     handleConfigurationChange(newConfiguration) {
+      this.configuration = this.planViewConfiguration.getConfiguration();
       Object.keys(newConfiguration).forEach((key) => {
         this[key] = newConfiguration[key];
       });
@@ -422,7 +424,10 @@ export default {
       return currentRow || SWIMLANE_PADDING;
     },
     generateActivities() {
-      const groupNames = getValidatedGroups(this.domainObject, this.planData);
+      if (!this.planObject) {
+        return;
+      }
+      const groupNames = getValidatedGroups(this.planObject, this.planData);
 
       if (!groupNames.length) {
         return;

src/plugins/plan/inspector/components/PlanActivityPropertiesView.vue

@@ -1,5 +1,5 @@
 <!--
- Open MCT, Copyright (c) 2014-2023, United States Government
+ Open MCT, Copyright (c) 2014-2024, United States Government
  as represented by the Administrator of the National Aeronautics and Space
  Administration. All rights reserved.
 

src/plugins/plan/inspector/components/PlanActivityStatusView.vue

@@ -1,5 +1,5 @@
 <!--
- Open MCT, Copyright (c) 2014-2023, United States Government
+ Open MCT, Copyright (c) 2014-2024, United States Government
  as represented by the Administrator of the National Aeronautics and Space
  Administration. All rights reserved.
 

src/plugins/plot/MctPlot.vue

@@ -1113,6 +1113,7 @@ export default {
       }
 
       this.listenTo(window, 'mouseup', this.onMouseUp, this);
+      // TODO:  Why do we need this mousemove listener when we have a mousemove listener on the canvas above?
       this.listenTo(window, 'mousemove', this.trackMousePosition, this);
 
       // track frozen state on mouseDown to be read on mouseUp
@@ -1133,6 +1134,7 @@ export default {
 
     onMouseUp(event) {
       this.stopListening(window, 'mouseup', this.onMouseUp, this);
+      // TODO: Why do we need this when we have a mousemove listener on the canvas above?
       this.stopListening(window, 'mousemove', this.trackMousePosition, this);
 
       if (this.isMouseClick() && event.shiftKey) {

src/plugins/plot/configuration/PlotSeries.js

@@ -230,7 +230,9 @@ export default class PlotSeries extends Model {
       const newPoints = _(data)
         .concat(points)
         .sortBy(this.getXVal)
-        .uniq(true, (point) => [this.getXVal(point), this.getYVal(point)].join())
+        .sortedUniqBy((point) => {
+          return [this.getXVal(point), this.getYVal(point)].join();
+        })
         .value();
       this.reset(newPoints);
     } catch (error) {
@@ -429,7 +431,7 @@ export default class PlotSeries extends Model {
     let data = this.getSeriesData();
     let insertIndex = data.length;
     const currentYVal = this.getYVal(newData);
-    const lastYVal = this.getYVal(data[insertIndex - 1]);
+    const lastYVal = insertIndex > 0 ? this.getYVal(data[insertIndex - 1]) : undefined;
 
     if (this.isValueInvalid(currentYVal) && this.isValueInvalid(lastYVal)) {
       console.warn(`[Plot] Invalid Y Values detected: ${currentYVal} ${lastYVal}`);
@@ -505,8 +507,12 @@ export default class PlotSeries extends Model {
     const pointsToRemove = startIndex + (data.length - endIndex + 1);
     if (pointsToRemove > 0) {
       if (pointsToRemove < 1000) {
+        // Remove all points up to the start index
         data.slice(0, startIndex).forEach(this.remove, this);
-        data.slice(endIndex, data.length).forEach(this.remove, this);
+        // Re-calculate the endIndex since the data array has changed,
+        // then remove items from endIndex to the end of the array
+        const newEndIndex = endIndex - startIndex + 1;
+        data.slice(newEndIndex, data.length).forEach(this.remove, this);
         this.updateSeriesData(data);
         this.resetStats();
       } else {

src/plugins/plot/stackedPlot/mixins/objectStyles-mixin.js

@@ -128,35 +128,22 @@ export default {
       }
     },
     updateStyle(styleObj) {
-      let elemToStyle = this.getStyleReceiver();
+      const elemToStyle = this.getStyleReceiver();
 
-      if (!styleObj || elemToStyle === undefined) {
+      if (!styleObj || !elemToStyle) {
         return;
       }
+      // handle visibility separately
+      if (styleObj.isStyleInvisible !== undefined) {
+        elemToStyle.classList.toggle(STYLE_CONSTANTS.isStyleInvisible, styleObj.isStyleInvisible);
+        styleObj.isStyleInvisible = null;
+      }
 
-      let keys = Object.keys(styleObj);
-
-      keys.forEach((key) => {
-        if (elemToStyle) {
-          if (typeof styleObj[key] === 'string' && styleObj[key].indexOf('__no_value') > -1) {
-            if (elemToStyle.style[key]) {
-              elemToStyle.style[key] = '';
-            }
-          } else {
-            if (
-              !styleObj.isStyleInvisible &&
-              elemToStyle.classList.contains(STYLE_CONSTANTS.isStyleInvisible)
-            ) {
-              elemToStyle.classList.remove(STYLE_CONSTANTS.isStyleInvisible);
-            } else if (
-              styleObj.isStyleInvisible &&
-              !elemToStyle.classList.contains(styleObj.isStyleInvisible)
-            ) {
-              elemToStyle.classList.add(styleObj.isStyleInvisible);
-            }
-
-            elemToStyle.style[key] = styleObj[key];
-          }
+      Object.entries(styleObj).forEach(([key, value]) => {
+        if (typeof value !== 'string' || !value.includes('__no_value')) {
+          elemToStyle.style[key] = value;
+        } else {
+          elemToStyle.style[key] = ''; // remove the property
         }
       });
     }

src/plugins/reloadAction/ReloadAction.js

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

src/plugins/reloadAction/plugin.js

@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Open MCT, Copyright (c) 2014-2023, United States Government
+ * Open MCT, Copyright (c) 2014-2024, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
  * Administration. All rights reserved.
  *

src/plugins/remoteClock/RemoteClock.js

@@ -152,17 +152,18 @@ export default class RemoteClock extends DefaultClock {
    */
   #waitForReady() {
     const waitForInitialTick = (resolve) => {
-      if (this.lastTick > 0) {
-        const offsets = this.openmct.time.getClockOffsets();
-        // Don't ever resolve, this triggers the bug.
-        /*
-        resolve({
-          start: this.lastTick + offsets.start,
-          end: this.lastTick + offsets.end
-        });*/
-      } else {
-        setTimeout(() => waitForInitialTick(resolve), 100);
-      }
+      const tickListener = () => {
+        if (this.lastTick > 0) {
+          const offsets = this.openmct.time.getClockOffsets();
+          this.openmct.time.off('tick', tickListener); // Unregister the tick listener
+          resolve({
+            start: this.lastTick + offsets.start,
+            end: this.lastTick + offsets.end
+          });
+        }
+      };
+
+      this.openmct.time.on('tick', tickListener);
     };
 
     return new Promise(waitForInitialTick);

src/plugins/remoteClock/requestInterceptor.js

@@ -20,16 +20,43 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
+/**
+ * Intercepts requests to ensure the remote clock is ready.
+ *
+ * @param {import('../../openmct').OpenMCT} openmct - The OpenMCT instance.
+ * @param {import('../../openmct').Identifier} _remoteClockIdentifier - The identifier for the remote clock.
+ * @param {Function} waitForBounds - A function that returns a promise resolving to the initial bounds.
+ * @returns {Object} The request interceptor.
+ */
 function remoteClockRequestInterceptor(openmct, _remoteClockIdentifier, waitForBounds) {
   let remoteClockLoaded = false;
 
   return {
-    appliesTo: () => {
+    /**
+     * Determines if the interceptor applies to the given request.
+     *
+     * @param {Object} _ - Unused parameter.
+     * @param {import('../../api/telemetry/TelemetryAPI').TelemetryRequestOptions} request - The request object.
+     * @returns {boolean} True if the interceptor applies, false otherwise.
+     */
+    appliesTo: (_, request) => {
       // Get the activeClock from the Global Time Context
+      /** @type {import("../../api/time/TimeContext").default} */
       const { activeClock } = openmct.time;
 
+      // this type of request does not rely on clock having bounds
+      if (request.strategy === 'latest' && request.timeContext.isRealTime()) {
+        return false;
+      }
+
       return activeClock?.key === 'remote-clock' && !remoteClockLoaded;
     },
+    /**
+     * Invokes the interceptor to modify the request.
+     *
+     * @param {Object} request - The request object.
+     * @returns {Promise<Object>} The modified request object.
+     */
     invoke: async (request) => {
       const timeContext = request?.timeContext ?? openmct.time;
 

src/plugins/tabs/components/TabsComponent.vue

@@ -38,11 +38,11 @@
         v-for="(tab, index) in tabsList"
         :ref="tab.keyString"
         :key="tab.keyString"
-        :aria-label="`${tab.domainObject.name} tab`"
+        :aria-label="`${tab.domainObject.name} tab${tab.keyString === currentTab.keyString ? ' - selected' : ''}`"
         class="c-tab c-tabs-view__tab js-tab"
         role="tab"
         :class="{
-          'is-current': isCurrent(tab)
+          'is-current': tab.keyString === currentTab.keyString
         }"
         @click="showTab(tab, index)"
         @mouseover.ctrl="showToolTip(tab)"
@@ -74,7 +74,7 @@
       :key="tab.keyString"
       :style="getTabStyles(tab)"
       class="c-tabs-view__object-holder"
-      :class="{ 'c-tabs-view__object-holder--hidden': !isCurrent(tab) }"
+      :class="{ 'c-tabs-view__object-holder--hidden': tab.keyString !== currentTab.keyString }"
     >
       <ObjectView
         v-if="shouldLoadTab(tab)"
@@ -353,7 +353,10 @@ export default {
       this.internalDomainObject = domainObject;
     },
     persistCurrentTabIndex(index) {
-      this.openmct.objects.mutate(this.internalDomainObject, 'currentTabIndex', index);
+      //only persist if the domain object is not locked. The object mutate API will deal with whether the object is persistable or not.
+      if (!this.internalDomainObject.locked) {
+        this.openmct.objects.mutate(this.internalDomainObject, 'currentTabIndex', index);
+      }
     },
     storeCurrentTabIndexInURL(index) {
       let currentTabIndexInURL = this.openmct.router.getSearchParam(this.searchTabKey);

src/plugins/telemetryTable/TelemetryTable.js

@@ -25,7 +25,7 @@ import _ from 'lodash';
 
 import StalenessUtils from '../../utils/staleness.js';
 import TableRowCollection from './collections/TableRowCollection.js';
-import { MODE, ORDER } from './constants.js';
+import { MODE } from './constants.js';
 import TelemetryTableColumn from './TelemetryTableColumn.js';
 import TelemetryTableConfiguration from './TelemetryTableConfiguration.js';
 import TelemetryTableNameColumn from './TelemetryTableNameColumn.js';
@@ -130,14 +130,7 @@ export default class TelemetryTable extends EventEmitter {
   createTableRowCollections() {
     this.tableRows = new TableRowCollection();
 
-    //Fetch any persisted default sort
-    let sortOptions = this.configuration.getConfiguration().sortOptions;
-
-    //If no persisted sort order, default to sorting by time system, descending.
-    sortOptions = sortOptions || {
-      key: this.openmct.time.getTimeSystem().key,
-      direction: ORDER.DESCENDING
-    };
+    const sortOptions = this.configuration.getSortOptions();
 
     this.updateRowLimit();
 
@@ -172,8 +165,8 @@ export default class TelemetryTable extends EventEmitter {
 
     this.removeTelemetryCollection(keyString);
 
-    let sortOptions = this.configuration.getConfiguration().sortOptions;
-    requestOptions.order = sortOptions?.direction ?? ORDER.DESCENDING; // default to descending
+    let sortOptions = this.configuration.getSortOptions();
+    requestOptions.order = sortOptions.direction;
 
     if (this.telemetryMode === MODE.PERFORMANCE) {
       requestOptions.size = this.rowLimit;
@@ -442,12 +435,13 @@ export default class TelemetryTable extends EventEmitter {
   }
 
   sortBy(sortOptions) {
-    this.tableRows.sortBy(sortOptions);
+    this.configuration.setSortOptions(sortOptions);
 
-    if (this.openmct.editor.isEditing()) {
-      let configuration = this.configuration.getConfiguration();
-      configuration.sortOptions = sortOptions;
-      this.configuration.updateConfiguration(configuration);
+    if (this.telemetryMode === MODE.PERFORMANCE) {
+      this.tableRows.setSortOptions(sortOptions);
+      this.clearAndResubscribe();
+    } else {
+      this.tableRows.sortBy(sortOptions);
     }
   }
 

src/plugins/telemetryTable/TelemetryTableConfiguration.js

@@ -23,7 +23,11 @@
 import { EventEmitter } from 'eventemitter3';
 import _ from 'lodash';
 
+import { ORDER } from './constants';
+
 export default class TelemetryTableConfiguration extends EventEmitter {
+  #sortOptions;
+
   constructor(domainObject, openmct, options) {
     super();
 
@@ -44,6 +48,26 @@ export default class TelemetryTableConfiguration extends EventEmitter {
     this.notPersistable = !this.openmct.objects.isPersistable(this.domainObject.identifier);
   }
 
+  getSortOptions() {
+    return (
+      this.#sortOptions ||
+      this.getConfiguration().sortOptions || {
+        key: this.openmct.time.getTimeSystem().key,
+        direction: ORDER.DESCENDING
+      }
+    );
+  }
+
+  setSortOptions(sortOptions) {
+    this.#sortOptions = sortOptions;
+
+    if (this.openmct.editor.isEditing()) {
+      let configuration = this.getConfiguration();
+      configuration.sortOptions = sortOptions;
+      this.updateConfiguration(configuration);
+    }
+  }
+
   getConfiguration() {
     let configuration = this.domainObject.configuration || {};
     configuration.hiddenColumns = configuration.hiddenColumns || {};
@@ -118,7 +142,7 @@ export default class TelemetryTableConfiguration extends EventEmitter {
   getAllHeaders() {
     let flattenedColumns = _.flatten(Object.values(this.columns));
     /* eslint-disable you-dont-need-lodash-underscore/uniq */
-    let headers = _.uniq(flattenedColumns, false, (column) => column.getKey()).reduce(
+    let headers = _.uniqBy(flattenedColumns, (column) => column.getKey()).reduce(
       fromColumnsToHeadersMap,
       {}
     );

src/plugins/telemetryTable/collections/TableRowCollection.js

@@ -150,13 +150,13 @@ export default class TableRowCollection extends EventEmitter {
   }
 
   insertOrUpdateRows(rowsToAdd, addToBeginning) {
-    rowsToAdd.forEach((row) => {
+    rowsToAdd.forEach((row, addRowsIndex) => {
       const index = this.getInPlaceUpdateIndex(row);
       if (index > -1) {
         this.updateRowInPlace(row, index);
       } else {
         if (addToBeginning) {
-          this.rows.unshift(row);
+          this.rows.splice(addRowsIndex, 0, row);
         } else {
           this.rows.push(row);
         }
@@ -273,7 +273,7 @@ export default class TableRowCollection extends EventEmitter {
    */
   sortBy(sortOptions) {
     if (arguments.length > 0) {
-      this.sortOptions = sortOptions;
+      this.setSortOptions(sortOptions);
       this.rows = _.orderBy(
         this.rows,
         (row) => row.getParsedValue(sortOptions.key),
@@ -286,6 +286,10 @@ export default class TableRowCollection extends EventEmitter {
     return Object.assign({}, this.sortOptions);
   }
 
+  setSortOptions(sortOptions) {
+    this.sortOptions = sortOptions;
+  }
+
   setColumnFilter(columnKey, filter) {
     filter = filter.trim().toLowerCase();
     let wasBlank = this.columnFilters[columnKey] === undefined;

src/plugins/timeConductor/ConductorInputsRealtime.vue

@@ -150,7 +150,7 @@ export default {
   mounted() {
     this.handleNewBounds = _.throttle(this.handleNewBounds, 300, {
       leading: true,
-      trailing: false
+      trailing: true
     });
     this.setTimeSystem(this.copy(this.openmct.time.getTimeSystem()));
     this.openmct.time.on(TIME_CONTEXT_EVENTS.timeSystemChanged, this.setTimeSystem);
@@ -181,6 +181,8 @@ export default {
       }
     },
     stopFollowingTime() {
+      this.handleNewBounds.cancel();
+
       if (this.timeContext) {
         this.timeContext.off(TIME_CONTEXT_EVENTS.boundsChanged, this.handleNewBounds);
         this.timeContext.off(TIME_CONTEXT_EVENTS.clockOffsetsChanged, this.setViewFromOffsets);

src/plugins/timeConductor/TimePopupFixed.vue

@@ -11,18 +11,19 @@
       >
         <input
           ref="startDate"
-          v-model="formattedBounds.start"
+          v-model="formattedBounds.startDate"
           class="c-input--datetime"
           type="text"
           autocorrect="off"
           spellcheck="false"
           aria-label="Start date"
-          @input="validateAllBounds('startDate')"
+          @input="validateInput('startDate')"
+          @change="reportValidity('startDate')"
         />
         <DatePicker
           v-if="isUTCBased"
           class="c-ctrl-wrapper--menus-right"
-          :default-date-time="formattedBounds.start"
+          :default-date-time="formattedBounds.startDate"
           :formatter="timeFormatter"
           @date-selected="startDateSelected"
         />
@@ -37,7 +38,8 @@
           autocorrect="off"
           spellcheck="false"
           aria-label="Start time"
-          @input="validateAllBounds('startDate')"
+          @input="validateInput('startTime')"
+          @change="reportValidity('startTime')"
         />
       </div>
 
@@ -48,18 +50,19 @@
       >
         <input
           ref="endDate"
-          v-model="formattedBounds.end"
+          v-model="formattedBounds.endDate"
           class="c-input--datetime"
           type="text"
           autocorrect="off"
           spellcheck="false"
           aria-label="End date"
-          @input="validateAllBounds('endDate')"
+          @input="validateInput('endDate')"
+          @change="reportValidity('endDate')"
         />
         <DatePicker
           v-if="isUTCBased"
           class="c-ctrl-wrapper--menus-left"
-          :default-date-time="formattedBounds.end"
+          :default-date-time="formattedBounds.endDate"
           :formatter="timeFormatter"
           @date-selected="endDateSelected"
         />
@@ -74,14 +77,15 @@
           autocorrect="off"
           spellcheck="false"
           aria-label="End time"
-          @input="validateAllBounds('endDate')"
+          @input="validateInput('endTime')"
+          @change="reportValidity('endTime')"
         />
       </div>
 
       <div class="pr-time-input pr-time-input--buttons">
         <button
           class="c-button c-button--major icon-check"
-          :disabled="isDisabled"
+          :disabled="hasInputValidityError"
           aria-label="Submit time bounds"
           @click.prevent="handleFormSubmission(true)"
         ></button>
@@ -125,6 +129,7 @@ export default {
     return {
       timeFormatter: this.getFormatter(timeSystem.timeFormat),
       durationFormatter: this.getFormatter(timeSystem.durationFormat || DEFAULT_DURATION_FORMATTER),
+      timeSystemKey: timeSystem.key,
       bounds: {
         start: bounds.start,
         end: bounds.end
@@ -136,9 +141,29 @@ export default {
         endTime: ''
       },
       isUTCBased: timeSystem.isUTCBased,
-      isDisabled: false
+      inputValidityMap: {
+        startDate: { valid: true },
+        startTime: { valid: true },
+        endDate: { valid: true },
+        endTime: { valid: true }
+      },
+      logicalValidityMap: {
+        limit: { valid: true },
+        bounds: { valid: true }
+      }
     };
   },
+  computed: {
+    hasInputValidityError() {
+      return Object.values(this.inputValidityMap).some((isValid) => !isValid.valid);
+    },
+    hasLogicalValidationErrors() {
+      return Object.values(this.logicalValidityMap).some((isValid) => !isValid.valid);
+    },
+    isValid() {
+      return !this.hasInputValidityError && !this.hasLogicalValidationErrors;
+    }
+  },
   watch: {
     inputBounds: {
       handler(newBounds) {
@@ -168,25 +193,17 @@ export default {
       this.setBounds(bounds);
       this.setViewFromBounds(bounds);
     },
-    clearAllValidation() {
-      [this.$refs.startDate, this.$refs.endDate].forEach(this.clearValidationForInput);
-    },
-    clearValidationForInput(input) {
-      if (input) {
-        input.setCustomValidity('');
-        input.title = '';
-      }
-    },
     setBounds(bounds) {
       this.bounds = bounds;
     },
     setViewFromBounds(bounds) {
-      this.formattedBounds.start = this.timeFormatter.format(bounds.start).split(' ')[0];
-      this.formattedBounds.end = this.timeFormatter.format(bounds.end).split(' ')[0];
+      this.formattedBounds.startDate = this.timeFormatter.format(bounds.start).split(' ')[0];
+      this.formattedBounds.endDate = this.timeFormatter.format(bounds.end).split(' ')[0];
       this.formattedBounds.startTime = this.durationFormatter.format(Math.abs(bounds.start));
       this.formattedBounds.endTime = this.durationFormatter.format(Math.abs(bounds.end));
     },
     setTimeSystem(timeSystem) {
+      this.timeSystemKey = timeSystem.key;
       this.timeFormatter = this.getFormatter(timeSystem.timeFormat);
       this.durationFormatter = this.getFormatter(
         timeSystem.durationFormat || DEFAULT_DURATION_FORMATTER
@@ -201,10 +218,10 @@ export default {
     setBoundsFromView(dismiss) {
       if (this.$refs.fixedDeltaInput.checkValidity()) {
         let start = this.timeFormatter.parse(
-          `${this.formattedBounds.start} ${this.formattedBounds.startTime}`
+          `${this.formattedBounds.startDate} ${this.formattedBounds.startTime}`
         );
         let end = this.timeFormatter.parse(
-          `${this.formattedBounds.end} ${this.formattedBounds.endTime}`
+          `${this.formattedBounds.endDate} ${this.formattedBounds.endTime}`
         );
 
         this.$emit('update', { start, end });
@@ -215,96 +232,93 @@ export default {
         return false;
       }
     },
-    handleFormSubmission(shouldDismiss) {
-      this.validateAllBounds('startDate');
-      this.validateAllBounds('endDate');
+    clearAllValidation() {
+      Object.keys(this.inputValidityMap).forEach(this.clearValidation);
+    },
+    clearValidation(refName) {
+      const input = this.getInput(refName);
 
-      if (!this.isDisabled) {
+      input.setCustomValidity('');
+      input.title = '';
+    },
+    handleFormSubmission(shouldDismiss) {
+      this.validateLimit();
+      this.reportValidity('limit');
+      this.validateBounds();
+      this.reportValidity('bounds');
+
+      if (this.isValid) {
         this.setBoundsFromView(shouldDismiss);
       }
     },
-    validateAllBounds(ref) {
-      this.isDisabled = false;
+    validateInput(refName) {
+      this.clearAllValidation();
 
-      if (!this.areBoundsFormatsValid()) {
-        this.isDisabled = true;
-        return false;
-      }
+      const inputType = refName.includes('Date') ? 'Date' : 'Time';
+      const formatter = inputType === 'Date' ? this.timeFormatter : this.durationFormatter;
+      const validationResult = formatter.validate(this.formattedBounds[refName])
+        ? { valid: true }
+        : { valid: false, message: `Invalid ${inputType}` };
 
-      let validationResult = { valid: true };
-      const currentInput = this.$refs[ref];
+      this.inputValidityMap[refName] = validationResult;
+    },
+    validateBounds() {
+      const bounds = {
+        start: this.timeFormatter.parse(
+          `${this.formattedBounds.startDate} ${this.formattedBounds.startTime}`
+        ),
+        end: this.timeFormatter.parse(
+          `${this.formattedBounds.endDate} ${this.formattedBounds.endTime}`
+        )
+      };
 
-      return [this.$refs.startDate, this.$refs.endDate].every((input) => {
-        let boundsValues = {
-          start: this.timeFormatter.parse(
-            `${this.formattedBounds.start} ${this.formattedBounds.startTime}`
-          ),
-          end: this.timeFormatter.parse(
-            `${this.formattedBounds.end} ${this.formattedBounds.endTime}`
-          )
+      this.logicalValidityMap.bounds = this.openmct.time.validateBounds(bounds);
+    },
+    validateLimit(bounds) {
+      const limit = this.configuration?.menuOptions
+        ?.filter((option) => option.timeSystem === this.timeSystemKey)
+        ?.find((option) => option.limit)?.limit;
+
+      if (this.isUTCBased && limit && bounds.end - bounds.start > limit) {
+        this.logicalValidityMap.limit = {
+          valid: false,
+          message: 'Start and end difference exceeds allowable limit'
         };
-        //TODO: Do we need limits here? We have conductor limits disabled right now
-        // const limit = this.getBoundsLimit();
-        const limit = false;
-
-        if (this.isUTCBased && limit && boundsValues.end - boundsValues.start > limit) {
-          if (input === currentInput) {
-            validationResult = {
-              valid: false,
-              message: 'Start and end difference exceeds allowable limit'
-            };
-          }
-        } else if (input === currentInput) {
-          validationResult = this.openmct.time.validateBounds(boundsValues);
-        }
-
-        return this.handleValidationResults(input, validationResult);
-      });
+      } else {
+        this.logicalValidityMap.limit = { valid: true };
+      }
     },
-    areBoundsFormatsValid() {
-      return [this.$refs.startDate, this.$refs.endDate].every((input) => {
-        const formattedDate =
-          input === this.$refs.startDate
-            ? `${this.formattedBounds.start} ${this.formattedBounds.startTime}`
-            : `${this.formattedBounds.end} ${this.formattedBounds.endTime}`;
+    reportValidity(refName) {
+      const input = this.getInput(refName);
+      const validationResult = this.inputValidityMap[refName] ?? this.logicalValidityMap[refName];
 
-        const validationResult = this.timeFormatter.validate(formattedDate)
-          ? { valid: true }
-          : { valid: false, message: 'Invalid date' };
-
-        return this.handleValidationResults(input, validationResult);
-      });
-    },
-    getBoundsLimit() {
-      const configuration = this.configuration.menuOptions
-        .filter((option) => option.timeSystem === this.timeSystem.key)
-        .find((option) => option.limit);
-
-      const limit = configuration ? configuration.limit : undefined;
-
-      return limit;
-    },
-    handleValidationResults(input, validationResult) {
       if (validationResult.valid !== true) {
         input.setCustomValidity(validationResult.message);
         input.title = validationResult.message;
-        this.isDisabled = true;
+        this.hasLogicalValidationErrors = true;
       } else {
         input.setCustomValidity('');
         input.title = '';
       }
 
       this.$refs.fixedDeltaInput.reportValidity();
+    },
+    getInput(refName) {
+      if (Object.keys(this.inputValidityMap).includes(refName)) {
+        return this.$refs[refName];
+      }
 
-      return validationResult.valid;
+      return this.$refs.startDate;
     },
     startDateSelected(date) {
-      this.formattedBounds.start = this.timeFormatter.format(date).split(' ')[0];
-      this.validateAllBounds('startDate');
+      this.formattedBounds.startDate = this.timeFormatter.format(date).split(' ')[0];
+      this.validateInput('startDate');
+      this.reportValidity('startDate');
     },
     endDateSelected(date) {
-      this.formattedBounds.end = this.timeFormatter.format(date).split(' ')[0];
-      this.validateAllBounds('endDate');
+      this.formattedBounds.endDate = this.timeFormatter.format(date).split(' ')[0];
+      this.validateInput('endDate');
+      this.reportValidity('endDate');
     },
     hide($event) {
       if ($event.target.className.indexOf('c-button icon-x') > -1) {

src/plugins/timeline/TimelineViewLayout.vue

@@ -99,6 +99,7 @@ export default {
     this.composition.off('remove', this.removeItem);
     this.composition.off('reorder', this.reorder);
     this.stopFollowingTimeContext();
+    this.handleContentResize.cancel();
     this.contentResizeObserver.disconnect();
   },
   mounted() {

src/styles/_constants-espresso.scss

@@ -461,7 +461,7 @@ $colorGaugeMeterTextValue: $colorGaugeTextValue; // Meter text value, overlaid o
 $colorGaugeRange: $colorBodyFg; // Range text color
 $colorGaugeLimitHigh: rgba($colorLimitRedBg, 0.4);
 $colorGaugeLimitLow: $colorGaugeLimitHigh;
-$colorGaugeNeedle: rgba(#fff, 0);
+$colorGaugeNeedle: $colorGaugeValue; // Color of needle in a needle gauge.
 $transitionTimeGauge: 150ms; // CSS transition time used to smooth needle gauge and meter value transitions
 $marginGaugeMeterValue: 10%; // Margin between meter value bar and bounds edges
 $gaugeMeterValueShadow: rgba(255, 255, 255, 0);

src/styles/_constants-maelstrom.scss

@@ -477,7 +477,7 @@ $colorGaugeMeterTextValue: $colorGaugeTextValue; // Meter text value, overlaid o
 $colorGaugeRange: $colorBodyFg; // Range text color
 $colorGaugeLimitHigh: rgba($colorLimitRedBg, 0.4);
 $colorGaugeLimitLow: $colorGaugeLimitHigh;
-$colorGaugeNeedle: rgba(#fff, 0);
+$colorGaugeNeedle: $colorGaugeValue; // Color of needle in a needle gauge.
 $transitionTimeGauge: 150ms; // CSS transition time used to smooth needle gauge and meter value transitions
 $marginGaugeMeterValue: 10%; // Margin between meter value bar and bounds edges
 $gaugeMeterValueShadow: rgba(255, 255, 255, 0);

src/styles/_constants-snow.scss

@@ -460,7 +460,7 @@ $colorGaugeMeterTextValue: $colorGaugeTextValue; // Meter text value, overlaid o
 $colorGaugeRange: $colorBodyFg; // Range text color
 $colorGaugeLimitHigh: rgba($colorLimitRedBg, 0.2);
 $colorGaugeLimitLow: $colorGaugeLimitHigh;
-$colorGaugeNeedle: rgba(#fff, 0);
+$colorGaugeNeedle: $colorGaugeValue; // Color of needle in a needle gauge.
 $transitionTimeGauge: 150ms; // CSS transition time used to smooth needle gauge and meter value transitions
 $marginGaugeMeterValue: 10%; // Margin between meter value bar and bounds edges
 $gaugeMeterValueShadow: rgba(255, 255, 255, 0);

src/ui/components/TimeSystemAxis.vue

@@ -79,6 +79,7 @@ export default {
     const svgWidth = ref(0);
     const svgHeight = ref(0);
     const axisTransform = ref('translate(0,20)');
+    const alignmentOffset = ref(0);
     const nowMarkerStyle = reactive({
       height: '0px',
       left: '0px'
@@ -100,6 +101,7 @@ export default {
       svgWidth,
       svgHeight,
       axisTransform,
+      alignmentOffset,
       nowMarkerStyle,
       openmct
     };

src/ui/components/progress-bar.scss

@@ -1,16 +1,13 @@
 /******************************************************** PROGRESS BAR */
 @keyframes progressIndeterminate {
   0% {
-    left: 0;
-    width: 0;
+    transform:scaleX(0);
   }
-  70% {
-    left: 0;
-    width: 100%;
+  90% {
+    transform:scaleX(1);
     opacity: 1;
   }
   100% {
-    left: 100%;
     opacity: 0;
   }
 }
@@ -24,11 +21,10 @@
 
   &__bar {
     background: $colorProgressBar;
-    height: 100%;
-    min-height: $progressBarMinH;
+    transform-origin: left;
 
     &.--indeterminate {
-      position: absolute;
+      @include abs();
       animation: progressIndeterminate 1.5s ease-in infinite;
     }
   }

src/ui/layout/AboutDialog.vue

@@ -33,7 +33,7 @@
         <h1 class="l-title s-title">Open MCT</h1>
         <div class="l-description s-description">
           <p>
-            Open MCT, Copyright &copy; 2014-2023, United States Government as represented by the
+            Open MCT, Copyright &copy; 2014-2024, United States Government as represented by the
             Administrator of the National Aeronautics and Space Administration. All rights reserved.
           </p>
           <p>

src/ui/layout/AppLogo.vue

@@ -32,6 +32,7 @@
 <script>
 import mount from 'utils/mount';
 
+import { encode_url } from '../../utils/encoding';
 import AboutDialog from './AboutDialog.vue';
 
 export default {
@@ -39,7 +40,7 @@ export default {
   mounted() {
     const branding = this.openmct.branding();
     if (branding.smallLogoImage) {
-      this.$refs.aboutLogo.style.backgroundImage = `url('${branding.smallLogoImage}')`;
+      this.$refs.aboutLogo.style.backgroundImage = `url('${encode_url(branding.smallLogoImage)}')`;
     }
   },
   methods: {

src/ui/layout/BrowseBar.vue

@@ -24,6 +24,7 @@
     <div class="l-browse-bar__start">
       <button
         v-if="hasParent"
+        aria-label="Navigate up to parent"
         class="l-browse-bar__nav-to-parent-button c-icon-button c-icon-button--major icon-arrow-nav-to-parent"
         title="Navigate up to parent"
         @click="goToParent"
@@ -36,7 +37,7 @@
           ref="objectName"
           class="l-browse-bar__object-name c-object-label__name"
           :class="{ 'c-input-inline': isPersistable }"
-          :contenteditable="isPersistable"
+          :contenteditable="isNameEditable"
           @blur="updateName"
           @keydown.enter.prevent
           @keyup.enter.prevent="updateNameOnEnterKeyPress"
@@ -78,7 +79,7 @@
         ></button>
 
         <button
-          v-if="isViewEditable & !isEditing"
+          v-if="shouldShowLock"
           :aria-label="lockedOrUnlockedTitle"
           :title="lockedOrUnlockedTitle"
           :class="{
@@ -88,6 +89,13 @@
           @click="toggleLock(!domainObject.locked)"
         ></button>
 
+        <span
+          v-else-if="domainObject?.locked"
+          class="icon-lock"
+          aria-label="Locked for editing, cannot be unlocked."
+          title="Locked for editing, cannot be unlocked."
+        ></span>
+
         <button
           v-if="isViewEditable && !isEditing && !domainObject.locked"
           class="l-browse-bar__actions__edit c-button c-button--major icon-pencil"
@@ -180,6 +188,18 @@ export default {
     };
   },
   computed: {
+    isNameEditable() {
+      return this.isPersistable && !this.domainObject.locked;
+    },
+    shouldShowLock() {
+      if (this.domainObject === undefined) {
+        return false;
+      }
+      if (this.domainObject.disallowUnlock) {
+        return false;
+      }
+      return this.domainObject.locked || (this.isViewEditable && !this.isEditing);
+    },
     statusClass() {
       return this.status ? `is-status--${this.status}` : '';
     },
@@ -253,11 +273,19 @@ export default {
       return false;
     },
     lockedOrUnlockedTitle() {
+      let title;
       if (this.domainObject.locked) {
-        return 'Locked for editing - click to unlock.';
+        if (this.domainObject.lockedBy !== undefined) {
+          title = `Locked for editing by ${this.domainObject.lockedBy}. `;
+        } else {
+          title = 'Locked for editing. ';
+        }
+        title += 'Click to unlock.';
       } else {
-        return 'Unlocked for editing - click to lock.';
+        title = 'Unlocked for editing, click to lock.';
       }
+
+      return title;
     },
     domainObjectName() {
       return this.domainObject?.name ?? '';
@@ -288,7 +316,6 @@ export default {
     document.addEventListener('click', this.closeViewAndSaveMenu);
     this.promptUserbeforeNavigatingAway = this.promptUserbeforeNavigatingAway.bind(this);
     window.addEventListener('beforeunload', this.promptUserbeforeNavigatingAway);
-
     this.openmct.editor.on('isEditing', (isEditing) => {
       this.isEditing = isEditing;
     });
@@ -421,8 +448,27 @@ export default {
       this.actionCollection.off('update', this.updateActionItems);
       delete this.actionCollection;
     },
-    toggleLock(flag) {
-      this.openmct.objects.mutate(this.domainObject, 'locked', flag);
+    async toggleLock(flag) {
+      if (!this.domainObject.disallowUnlock) {
+        const wasTransactionActive = this.openmct.objects.isTransactionActive();
+        let transaction;
+
+        if (!wasTransactionActive) {
+          transaction = this.openmct.objects.startTransaction();
+        }
+
+        this.openmct.objects.mutate(this.domainObject, 'locked', flag);
+        const user = await this.openmct.user.getCurrentUser();
+
+        if (user !== undefined) {
+          this.openmct.objects.mutate(this.domainObject, 'lockedBy', user.id);
+        }
+
+        if (!wasTransactionActive) {
+          await transaction.commit();
+          this.openmct.objects.endTransaction();
+        }
+      }
     },
     setStatus(status) {
       this.status = status;

src/utils/encoding.js

@@ -0,0 +1,25 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is licensed under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+export function encode_url(url) {
+  return url ? encodeURI(url) : url;
+}

src/utils/random.js

@@ -0,0 +1,12 @@
+/**
+ * Generates a pseudo-random number based on a seed.
+ *
+ * @param {number} seed - The seed value to generate the random number.
+ * @returns {number} A pseudo-random number between 0 (inclusive) and 1 (exclusive).
+ */
+function seededRandom(seed = Date.now()) {
+  const x = Math.sin(seed) * 10000;
+  return x - Math.floor(x);
+}
+
+export { seededRandom };