[Testing] Resolve all promises (#3829)

* all promises in test specs should be returned

Co-authored-by: Shefali Joshi <simplyrender@gmail.com>
Co-authored-by: Andrew Henry <akhenry@gmail.com>

src/plugins/CouchDBSearchFolder/pluginSpec.js

@@ -73,7 +73,7 @@ describe('the plugin', function () {
     });
 
     it('provides a folder to hold plans', () => {
-        openmct.objects.get(identifier).then((object) => {
+        return openmct.objects.get(identifier).then((object) => {
             expect(object).toEqual({
                 identifier,
                 type: 'folder',
@@ -83,7 +83,7 @@ describe('the plugin', function () {
     });
 
     it('provides composition for couch search folders', () => {
-        composition.load().then((objects) => {
+        return composition.load().then((objects) => {
             expect(objects.length).toEqual(2);
         });
     });

src/plugins/LADTable/pluginSpec.js

@@ -67,10 +67,6 @@ describe("The LAD Table", () => {
 
     // this setups up the app
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
         openmct = createOpenMct();
 
         parent = document.createElement('div');
@@ -90,7 +86,7 @@ describe("The LAD Table", () => {
         });
 
         openmct.on('start', done);
-        openmct.startHeadless(appHolder);
+        openmct.startHeadless();
     });
 
     afterEach(() => {
@@ -113,7 +109,8 @@ describe("The LAD Table", () => {
 
         beforeEach(() => {
             ladTableCompositionCollection = openmct.composition.get(mockObj.ladTable);
-            ladTableCompositionCollection.load();
+
+            return ladTableCompositionCollection.load();
         });
 
         it("should accept telemetry producing objects", () => {
@@ -192,8 +189,6 @@ describe("The LAD Table", () => {
 
             await Promise.all([telemetryRequestPromise, telemetryObjectPromise, anotherTelemetryObjectPromise]);
             await Vue.nextTick();
-
-            return;
         });
 
         it("should show one row per object in the composition", () => {
@@ -242,13 +237,6 @@ describe("The LAD Table Set", () => {
     let ladPlugin;
     let parent;
     let child;
-    let telemetryCount = 3;
-    let timeFormat = 'utc';
-
-    let mockTelemetry = getMockTelemetry({
-        count: telemetryCount,
-        format: timeFormat
-    });
 
     let mockObj = getMockObjects({
         objectKeyStrings: ['ladTable', 'ladTableSet', 'telemetry']
@@ -264,31 +252,22 @@ describe("The LAD Table Set", () => {
     mockObj.ladTableSet.composition.push(mockObj.ladTable.identifier);
 
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
-
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
         openmct = createOpenMct();
 
         parent = document.createElement('div');
         child = document.createElement('div');
         parent.appendChild(child);
 
-        spyOn(openmct.telemetry, 'request').and.returnValue(Promise.resolve([]));
-
         ladPlugin = new LadPlugin();
         openmct.install(ladPlugin);
 
-        spyOn(openmct.objects, 'get').and.returnValue(Promise.resolve({}));
-
         openmct.time.bounds({
             start: bounds.start,
             end: bounds.end
         });
 
         openmct.on('start', done);
-        openmct.start(appHolder);
+        openmct.startHeadless();
     });
 
     afterEach(() => {
@@ -301,6 +280,8 @@ describe("The LAD Table Set", () => {
     });
 
     it("should provide a lad table set view only for lad table set objects", () => {
+        spyOn(openmct.objects, 'get').and.returnValue(Promise.resolve({}));
+
         let applicableViews = openmct.objectViews.get(mockObj.ladTableSet, []);
 
         let ladTableSetView = applicableViews.find(
@@ -315,8 +296,11 @@ describe("The LAD Table Set", () => {
         let ladTableSetCompositionCollection;
 
         beforeEach(() => {
+            spyOn(openmct.objects, 'get').and.returnValue(Promise.resolve({}));
+
             ladTableSetCompositionCollection = openmct.composition.get(mockObj.ladTableSet);
-            ladTableSetCompositionCollection.load();
+
+            return ladTableSetCompositionCollection.load();
         });
 
         it("should accept lad table objects", () => {
@@ -354,41 +338,17 @@ describe("The LAD Table Set", () => {
         otherObj.ladTable.composition.push(mockObj.telemetry.identifier);
         mockObj.ladTableSet.composition.push(otherObj.ladTable.identifier);
 
-        beforeEach(async () => {
+        beforeEach(() => {
-            let telemetryRequestResolve;
+            spyOn(openmct.telemetry, 'request').and.returnValue(Promise.resolve([]));
-            let ladObjectResolve;
-            let anotherLadObjectResolve;
 
-            let telemetryRequestPromise = new Promise((resolve) => {
+            spyOn(openmct.objects, 'get').and.callFake((obj) => {
-                telemetryRequestResolve = resolve;
-            });
-
-            let ladObjectPromise = new Promise((resolve) => {
-                ladObjectResolve = resolve;
-            });
-
-            let anotherLadObjectPromise = new Promise((resolve) => {
-                anotherLadObjectResolve = resolve;
-            });
-
-            openmct.telemetry.request.and.callFake(() => {
-                telemetryRequestResolve(mockTelemetry);
-
-                return telemetryRequestPromise;
-            });
-
-            openmct.objects.get.and.callFake((obj) => {
                 if (obj.key === 'lad-object') {
-                    ladObjectResolve(mockObj.ladObject);
+                    return Promise.resolve(mockObj.ladTable);
-
-                    return ladObjectPromise;
                 } else if (obj.key === 'another-lad-object') {
-                    anotherLadObjectResolve(otherObj.ladObject);
+                    return Promise.resolve(otherObj.ladTable);
-
+                } else if (obj.key === 'telemetry-object') {
-                    return anotherLadObjectPromise;
+                    return Promise.resolve(mockObj.telemetry);
                 }
-
-                return Promise.resolve({});
             });
 
             openmct.time.bounds({
@@ -399,20 +359,19 @@ describe("The LAD Table Set", () => {
             applicableViews = openmct.objectViews.get(mockObj.ladTableSet, []);
             ladTableSetViewProvider = applicableViews.find((viewProvider) => viewProvider.key === ladTableSetKey);
             ladTableSetView = ladTableSetViewProvider.view(mockObj.ladTableSet, [mockObj.ladTableSet]);
-            ladTableSetView.show(child, true);
+            ladTableSetView.show(child);
 
-            await Promise.all([telemetryRequestPromise, ladObjectPromise, anotherLadObjectPromise]);
+            return Vue.nextTick();
-            await Vue.nextTick();
-
-            return;
         });
 
         it("should show one row per lad table object in the composition", () => {
+            const ladTableSetCompositionCollection = openmct.composition.get(mockObj.ladTableSet);
+
+            return ladTableSetCompositionCollection.load().then(() => {
                 const rowCount = parent.querySelectorAll(LAD_SET_TABLE_HEADERS).length;
 
                 expect(rowCount).toBe(mockObj.ladTableSet.composition.length);
-            pending();
             });
         });
     });
-
+});

src/plugins/URLIndicatorPlugin/URLIndicatorSpec.js

@@ -22,12 +22,14 @@
 
 define(
     [
+        "utils/testing",
         "./URLIndicator",
         "./URLIndicatorPlugin",
         "../../MCT",
         "zepto"
     ],
     function (
+        testingUtils,
         URLIndicator,
         URLIndicatorPlugin,
         MCT,
@@ -44,7 +46,7 @@ define(
 
             beforeEach(function () {
                 jasmine.clock().install();
-                openmct = new MCT();
+                openmct = new testingUtils.createOpenMct();
                 spyOn(openmct.indicators, 'add');
                 spyOn($, 'ajax');
                 $.ajax.and.callFake(function (options) {
@@ -55,6 +57,8 @@ define(
             afterEach(function () {
                 $.ajax = defaultAjaxFunction;
                 jasmine.clock().uninstall();
+
+                return testingUtils.resetApplicationState(openmct);
             });
 
             describe("on initialization", function () {

src/plugins/autoflow/AutoflowTabularPluginSpec.js

@@ -28,8 +28,10 @@ import {
     resetApplicationState,
     spyOnBuiltins
 } from 'utils/testing';
+import Vue from 'vue';
 
-describe("AutoflowTabularPlugin", () => {
+// TODO lots of its without expects
+xdescribe("AutoflowTabularPlugin", () => {
     let testType;
     let testObject;
     let mockmct;
@@ -51,7 +53,7 @@ describe("AutoflowTabularPlugin", () => {
     });
 
     afterEach(() => {
-        resetApplicationState(mockmct);
+        return resetApplicationState(mockmct);
     });
 
     it("installs a view provider", () => {
@@ -101,7 +103,7 @@ describe("AutoflowTabularPlugin", () => {
                 });
             }
 
-            beforeEach((done) => {
+            beforeEach(() => {
                 callbacks = {};
 
                 spyOnBuiltins(['requestAnimationFrame']);
@@ -180,7 +182,7 @@ describe("AutoflowTabularPlugin", () => {
                 view = provider.view(testObject);
                 view.show(testContainer);
 
-                return done();
+                return Vue.nextTick();
             });
 
             afterEach(() => {

src/plugins/duplicate/pluginSpec.js

@@ -121,10 +121,9 @@ describe("The Duplicate Action plugin", () => {
 
     describe("when moving an object to a new parent", () => {
 
-        beforeEach(async (done) => {
+        beforeEach(async () => {
             duplicateTask = new DuplicateTask(openmct);
             await duplicateTask.duplicate(parentObject, anotherParentObject);
-            done();
         });
 
         it("the duplicate child object's name (when not changing) should be the same as the original object", async () => {
@@ -143,15 +142,15 @@ describe("The Duplicate Action plugin", () => {
     });
 
     describe("when a new name is provided for the duplicated object", () => {
+        it("the name is updated", () => {
             const NEW_NAME = 'New Name';
+            let childName;
 
-        beforeEach(() => {
             duplicateTask = new DuplicateAction(openmct);
             duplicateTask.updateNameCheck(parentObject, NEW_NAME);
-        });
 
-        it("the name is updated", () => {
+            childName = parentObject.name;
-            let childName = parentObject.name;
+
             expect(childName).toEqual(NEW_NAME);
         });
     });

src/plugins/goToOriginalAction/pluginSpec.js

@@ -24,10 +24,15 @@ import {
     resetApplicationState
 } from 'utils/testing';
 
-describe("the plugin", () => {
+describe("the goToOriginalAction plugin", () => {
     let openmct;
-    let goToFolderAction;
+    let goToOriginalAction;
+    let mockRootFolder;
+    let mockSubFolder;
+    let mockSubSubFolder;
+    let mockObject;
     let mockObjectPath;
+    let hash;
 
     beforeEach((done) => {
         openmct = createOpenMct();
@@ -35,7 +40,7 @@ describe("the plugin", () => {
         openmct.on('start', done);
         openmct.startHeadless();
 
-        goToFolderAction = openmct.actions._allActions.goToOriginal;
+        goToOriginalAction = openmct.actions._allActions.goToOriginal;
     });
 
     afterEach(() => {
@@ -43,34 +48,153 @@ describe("the plugin", () => {
     });
 
     it('installs the go to folder action', () => {
-        expect(goToFolderAction).toBeDefined();
+        expect(goToOriginalAction).toBeDefined();
     });
 
     describe('when invoked', () => {
         beforeEach(() => {
-            mockObjectPath = [{
+            mockRootFolder = getMockObject('mock-root');
-                name: 'mock folder',
+            mockSubFolder = getMockObject('mock-sub');
-                type: 'folder',
+            mockSubSubFolder = getMockObject('mock-sub-sub');
-                identifier: {
+            mockObject = getMockObject('mock-table');
-                    key: 'mock-folder',
-                    namespace: ''
-                }
-            }];
-            spyOn(openmct.objects, 'get').and.returnValue(Promise.resolve({
-                identifier: {
-                    namespace: '',
-                    key: 'test'
-                }
-            }));
 
-            goToFolderAction.invoke(mockObjectPath);
+            mockObjectPath = [
+                mockObject,
+                mockSubSubFolder,
+                mockSubFolder,
+                mockRootFolder
+            ];
+
+            spyOn(openmct.objects, 'get').and.callFake(identifier => {
+                const mockedObject = getMockObject(identifier);
+
+                return Promise.resolve(mockedObject);
             });
 
-        it('goes to the original location', (done) => {
+            spyOn(openmct.router, 'navigate').and.callFake(navigateTo => {
-            setTimeout(() => {
+                hash = navigateTo;
-                expect(window.location.href).toContain('context.html#/browse/?tc.mode=fixed&tc.startBound=0&tc.endBound=1&tc.timeSystem=utc');
+            });
-                done();
+
-            }, 1500);
+            return goToOriginalAction.invoke(mockObjectPath);
+        });
+
+        it('goes to the original location', () => {
+            const originalLocationHash = '#/browse/mock-root/mock-table';
+
+            return waitForNavigation(() => {
+                return hash === originalLocationHash;
+            }).then(() => {
+                expect(hash).toEqual(originalLocationHash);
             });
         });
     });
+
+    function waitForNavigation(navigated) {
+        return new Promise((resolve, reject) => {
+            const start = Date.now();
+
+            checkNavigated();
+
+            function checkNavigated() {
+                const elapsed = Date.now() - start;
+
+                if (navigated()) {
+                    resolve();
+                } else if (elapsed >= jasmine.DEFAULT_TIMEOUT_INTERVAL - 1000) {
+                    reject("didn't navigate in time");
+                } else {
+                    setTimeout(checkNavigated);
+                }
+            }
+        });
+    }
+
+    function getMockObject(key) {
+        const id = typeof key === 'string' ? key : key.key;
+
+        const mockMCTObjects = {
+            "ROOT": {
+                "composition": [
+                    {
+                        "namespace": "",
+                        "key": "mock-root"
+                    }
+                ],
+                "identifier": {
+                    "namespace": "",
+                    "key": "mock-root"
+                }
+            },
+            "mock-root": {
+                "composition": [
+                    {
+                        "namespace": "",
+                        "key": "mock-sub"
+                    },
+                    {
+                        "namespace": "",
+                        "key": "mock-table"
+                    }
+                ],
+                "name": "root",
+                "type": "folder",
+                "id": "mock-root",
+                "location": "ROOT",
+                "identifier": {
+                    "namespace": "",
+                    "key": "mock-root"
+                }
+            },
+            "mock-sub": {
+                "composition": [
+                    {
+                        "namespace": "",
+                        "key": "mock-sub-sub"
+                    },
+                    {
+                        "namespace": "",
+                        "key": "mock-table"
+                    }
+                ],
+                "name": "sub",
+                "type": "folder",
+                "location": "mock-root",
+                "identifier": {
+                    "namespace": "",
+                    "key": "mock-sub"
+                }
+            },
+            "mock-table": {
+                "composition": [],
+                "configuration": {
+                    "columnWidths": {},
+                    "hiddenColumns": {}
+                },
+                "name": "table",
+                "type": "table",
+                "location": "mock-root",
+                "identifier": {
+                    "namespace": "",
+                    "key": "mock-table"
+                }
+            },
+            "mock-sub-sub": {
+                "composition": [
+                    {
+                        "namespace": "",
+                        "key": "mock-table"
+                    }
+                ],
+                "name": "sub sub",
+                "type": "folder",
+                "location": "mock-sub",
+                "identifier": {
+                    "namespace": "",
+                    "key": "mock-sub-sub"
+                }
+            }
+        };
+
+        return mockMCTObjects[id];
+    }
+});

src/plugins/interceptors/pluginSpec.js

@@ -30,10 +30,6 @@ describe('the plugin', function () {
     const TEST_NAMESPACE = 'test';
 
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
         openmct = createOpenMct();
         openmct.install(new InterceptorPlugin(openmct));
 
@@ -46,7 +42,7 @@ describe('the plugin', function () {
         element.appendChild(child);
 
         openmct.on('start', done);
-        openmct.startHeadless(appHolder);
+        openmct.startHeadless();
     });
 
     afterEach(() => {
@@ -55,6 +51,7 @@ describe('the plugin', function () {
 
     describe('the missingObjectInterceptor', () => {
         let mockProvider;
+
         beforeEach(() => {
             mockProvider = jasmine.createSpyObj("mock provider", [
                 "get"
@@ -63,27 +60,28 @@ describe('the plugin', function () {
             openmct.objects.addProvider(TEST_NAMESPACE, mockProvider);
         });
 
-        it('returns missing objects', (done) => {
+        it('returns missing objects', () => {
             const identifier = {
                 namespace: TEST_NAMESPACE,
                 key: 'hello'
             };
-            openmct.objects.get(identifier).then((testObject) => {
+
+            return openmct.objects.get(identifier).then((testObject) => {
                 expect(testObject).toEqual({
                     identifier,
                     type: 'unknown',
                     name: 'Missing: test:hello'
                 });
-                done();
             });
         });
 
-        it('returns the My items object if not found', (done) => {
+        it('returns the My items object if not found', () => {
             const identifier = {
                 namespace: TEST_NAMESPACE,
                 key: 'mine'
             };
-            openmct.objects.get(identifier).then((testObject) => {
+
+            return openmct.objects.get(identifier).then((testObject) => {
                 expect(testObject).toEqual({
                     identifier,
                     "name": "My Items",
@@ -91,7 +89,6 @@ describe('the plugin', function () {
                     "composition": [],
                     "location": "ROOT"
                 });
-                done();
             });
         });
 

src/plugins/move/pluginSpec.js

@@ -19,8 +19,6 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
-import MoveActionPlugin from './plugin.js';
-import MoveAction from './MoveAction.js';
 import {
     createOpenMct,
     resetApplicationState,
@@ -37,10 +35,6 @@ describe("The Move Action plugin", () => {
 
     // this setups up the app
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
         openmct = createOpenMct();
 
         childObject = getMockObjects({
@@ -73,11 +67,10 @@ describe("The Move Action plugin", () => {
             }
         }).folder;
 
-        // already installed by default, but never hurts, just adds to context menu
-        openmct.install(MoveActionPlugin());
-
         openmct.on('start', done);
-        openmct.startHeadless(appHolder);
+        openmct.startHeadless();
+
+        moveAction = openmct.actions._allActions.move;
     });
 
     afterEach(() => {
@@ -85,13 +78,12 @@ describe("The Move Action plugin", () => {
     });
 
     it("should be defined", () => {
-        expect(MoveActionPlugin).toBeDefined();
+        expect(moveAction).toBeDefined();
     });
 
     describe("when moving an object to a new parent and removing from the old parent", () => {
 
         beforeEach(() => {
-            moveAction = new MoveAction(openmct);
             moveAction.addToNewParent(childObject, anotherParentObject);
             moveAction.removeFromOldParent(parentObject, childObject);
         });

src/plugins/newFolderAction/pluginSpec.js

@@ -79,7 +79,7 @@ describe("the plugin", () => {
             spyOn(compositionAPI, 'get').and.returnValue(mockComposition);
             spyOn(openmct.objects, 'save').and.returnValue(Promise.resolve(true));
 
-            newFolderAction.invoke(mockObjectPath);
+            return newFolderAction.invoke(mockObjectPath);
         });
 
         it('gets user input for folder name', () => {

src/plugins/notebook/utils/notebook-entriesSpec.js

@@ -112,7 +112,7 @@ let openmct;
 let mockIdentifierService;
 
 describe('Notebook Entries:', () => {
-    beforeEach(done => {
+    beforeEach(() => {
         openmct = createOpenMct();
         openmct.$injector = jasmine.createSpyObj('$injector', ['get']);
         mockIdentifierService = jasmine.createSpyObj(
@@ -134,8 +134,6 @@ describe('Notebook Entries:', () => {
             'update'
         ]));
         window.localStorage.setItem('notebook-storage', null);
-
-        done();
     });
 
     afterEach(() => {
@@ -150,12 +148,11 @@ describe('Notebook Entries:', () => {
         expect(entries.length).toEqual(0);
     });
 
-    it('addNotebookEntry adds entry', (done) => {
+    it('addNotebookEntry adds entry', () => {
         const unlisten = openmct.objects.observe(notebookDomainObject, '*', (object) => {
             const entries = NotebookEntries.getNotebookEntries(notebookDomainObject, selectedSection, selectedPage);
 
             expect(entries.length).toEqual(1);
-            done();
             unlisten();
         });
 

src/plugins/notebook/utils/notebook-storageSpec.js

@@ -60,7 +60,7 @@ let openmct;
 let mockIdentifierService;
 
 describe('Notebook Storage:', () => {
-    beforeEach((done) => {
+    beforeEach(() => {
         openmct = createOpenMct();
         openmct.$injector = jasmine.createSpyObj('$injector', ['get']);
         mockIdentifierService = jasmine.createSpyObj(
@@ -79,7 +79,6 @@ describe('Notebook Storage:', () => {
             'create',
             'update'
         ]));
-        done();
     });
 
     afterEach(() => {

src/plugins/plan/pluginSpec.js

@@ -29,9 +29,10 @@ describe('the plugin', function () {
     let element;
     let child;
     let openmct;
+    let appHolder;
 
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
+        appHolder = document.createElement('div');
         appHolder.style.width = '640px';
         appHolder.style.height = '480px';
 
@@ -103,7 +104,7 @@ describe('the plugin', function () {
         ];
         let planView;
 
-        beforeEach((done) => {
+        beforeEach(() => {
             planDomainObject = {
                 identifier: {
                     key: 'test-object',
@@ -140,9 +141,7 @@ describe('the plugin', function () {
             let view = planView.view(planDomainObject, mockObjectPath);
             view.show(child, true);
 
-            return Vue.nextTick().then(() => {
+            return Vue.nextTick();
-                done();
-            });
         });
 
         it('loads activities into the view', () => {

src/plugins/plot/pluginSpec.js

@@ -34,6 +34,7 @@ describe("the plugin", function () {
     let child;
     let openmct;
     let telemetryPromise;
+    let telemetryPromiseResolve;
     let cleanupFirst;
     let mockObjectPath;
     let telemetrylimitProvider;
@@ -78,7 +79,6 @@ describe("the plugin", function () {
 
         openmct = createOpenMct();
 
-        let telemetryPromiseResolve;
         telemetryPromise = new Promise((resolve) => {
             telemetryPromiseResolve = resolve;
         });

src/plugins/remove/pluginSpec.js

@@ -19,8 +19,6 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
-import RemoveActionPlugin from './plugin.js';
-import RemoveAction from './RemoveAction.js';
 import {
     createOpenMct,
     resetApplicationState,
@@ -36,10 +34,6 @@ describe("The Remove Action plugin", () => {
 
     // this setups up the app
     beforeEach((done) => {
-        const appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
         openmct = createOpenMct();
 
         childObject = getMockObjects({
@@ -64,11 +58,10 @@ describe("The Remove Action plugin", () => {
             }
         }).folder;
 
-        // already installed by default, but never hurts, just adds to context menu
-        openmct.install(RemoveActionPlugin());
-
         openmct.on('start', done);
-        openmct.startHeadless(appHolder);
+        openmct.startHeadless();
+
+        removeAction = openmct.actions._allActions.remove;
     });
 
     afterEach(() => {
@@ -76,13 +69,12 @@ describe("The Remove Action plugin", () => {
     });
 
     it("should be defined", () => {
-        expect(RemoveActionPlugin).toBeDefined();
+        expect(removeAction).toBeDefined();
     });
 
     describe("when removing an object from a parent composition", () => {
 
         beforeEach(() => {
-            removeAction = new RemoveAction(openmct);
             spyOn(removeAction, 'removeFromComposition').and.callThrough();
             spyOn(removeAction, 'inNavigationPath').and.returnValue(false);
             spyOn(openmct.objects, 'mutate').and.callThrough();
@@ -103,7 +95,6 @@ describe("The Remove Action plugin", () => {
     describe("when determining the object is applicable", () => {
 
         beforeEach(() => {
-            removeAction = new RemoveAction(openmct);
             spyOn(removeAction, 'appliesTo').and.callThrough();
         });
 

src/plugins/tabs/pluginSpec.js

@@ -113,7 +113,7 @@ describe('the plugin', function () {
         let tabsLayoutViewProvider;
         let mockComposition;
 
-        beforeEach((done) => {
+        beforeEach(() => {
             mockComposition = new EventEmitter();
             mockComposition.load = () => {
                 return Promise.resolve([telemetryItem1]);
@@ -125,7 +125,8 @@ describe('the plugin', function () {
             tabsLayoutViewProvider = applicableViews.find((viewProvider) => viewProvider.key === 'tabs');
             let view = tabsLayoutViewProvider.view(testViewObject, []);
             view.show(child, true);
-            Vue.nextTick(done);
+
+            return Vue.nextTick();
         });
 
         it('provides a view', () => {
@@ -150,7 +151,7 @@ describe('the plugin', function () {
         let mockComposition;
         let count = 0;
 
-        beforeEach((done) => {
+        beforeEach(() => {
             mockComposition = new EventEmitter();
             mockComposition.load = () => {
                 if (count === 0) {
@@ -168,7 +169,8 @@ describe('the plugin', function () {
             tabsLayoutViewProvider = applicableViews.find((viewProvider) => viewProvider.key === 'tabs');
             let view = tabsLayoutViewProvider.view(testViewObject, []);
             view.show(child, true);
-            Vue.nextTick(done);
+
+            return Vue.nextTick();
         });
 
         it ('renders a tab for each item', () => {

src/plugins/timeline/pluginSpec.js

@@ -50,9 +50,6 @@ describe('the plugin', function () {
                 }
             }
         ];
-        const appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
 
         openmct = createOpenMct();
         openmct.install(new TimelinePlugin());
@@ -73,7 +70,7 @@ describe('the plugin', function () {
         });
 
         openmct.on('start', done);
-        openmct.startHeadless(appHolder);
+        openmct.startHeadless();
     });
 
     afterEach(() => {
@@ -100,7 +97,7 @@ describe('the plugin', function () {
     describe('the view', () => {
         let timelineView;
 
-        beforeEach((done) => {
+        beforeEach(() => {
             const testViewObject = {
                 id: "test-object",
                 type: "time-strip"
@@ -110,7 +107,8 @@ describe('the plugin', function () {
             timelineView = applicableViews.find((viewProvider) => viewProvider.key === 'time-strip.view');
             let view = timelineView.view(testViewObject, element);
             view.show(child, true);
-            Vue.nextTick(done);
+
+            return Vue.nextTick();
         });
 
         it('provides a view', () => {