openmct/platform/features/layout/test/FixedControllerSpec.js

518 lines
20 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2016, 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.
*****************************************************************************/
define(
["../src/FixedController"],
function (FixedController) {
describe("The Fixed Position controller", function () {
var mockScope,
mockQ,
mockDialogService,
mockHandler,
mockFormatter,
mockDomainObject,
mockHandle,
mockEvent,
testGrid,
testModel,
testValues,
testConfiguration,
controller;
// Utility function; find a watch for a given expression
function findWatch(expr) {
var watch;
mockScope.$watch.calls.forEach(function (call) {
if (call.args[0] === expr) {
watch = call.args[1];
}
});
return watch;
}
// As above, but for $on calls
function findOn(expr) {
var on;
mockScope.$on.calls.forEach(function (call) {
if (call.args[0] === expr) {
on = call.args[1];
}
});
return on;
}
function makeMockDomainObject(id) {
var mockObject = jasmine.createSpyObj(
'domainObject-' + id,
['getId', 'getModel', 'getCapability']
);
mockObject.getId.andReturn(id);
mockObject.getModel.andReturn({ name: "Point " + id});
return mockObject;
}
beforeEach(function () {
mockScope = jasmine.createSpyObj(
'$scope',
["$on", "$watch", "commit"]
);
mockHandler = jasmine.createSpyObj(
'telemetryHandler',
['handle']
);
mockQ = jasmine.createSpyObj('$q', ['when']);
mockDialogService = jasmine.createSpyObj(
'dialogService',
['getUserInput']
);
mockFormatter = jasmine.createSpyObj(
'telemetryFormatter',
['formatDomainValue', 'formatRangeValue']
);
mockDomainObject = jasmine.createSpyObj(
'domainObject',
['getId', 'getModel', 'getCapability']
);
mockHandle = jasmine.createSpyObj(
'subscription',
[
'unsubscribe',
'getDomainValue',
'getTelemetryObjects',
'getRangeValue',
'getDatum',
'request'
]
);
mockEvent = jasmine.createSpyObj(
'event',
['preventDefault']
);
testGrid = [123, 456];
testModel = {
composition: ['a', 'b', 'c'],
layoutGrid: testGrid
};
testValues = { a: 10, b: 42, c: 31.42 };
testConfiguration = { elements: [
{ type: "fixed.telemetry", id: 'a', x: 1, y: 1 },
{ type: "fixed.telemetry", id: 'b', x: 1, y: 1 },
{ type: "fixed.telemetry", id: 'c', x: 1, y: 1 }
]};
mockHandler.handle.andReturn(mockHandle);
mockHandle.getTelemetryObjects.andReturn(
testModel.composition.map(makeMockDomainObject)
);
mockHandle.getRangeValue.andCallFake(function (o) {
return testValues[o.getId()];
});
mockHandle.getDomainValue.andReturn(12321);
mockFormatter.formatRangeValue.andCallFake(function (v) {
return "Formatted " + v;
});
mockScope.model = testModel;
mockScope.configuration = testConfiguration;
mockScope.selection = jasmine.createSpyObj(
'selection',
['select', 'get', 'selected', 'deselect', 'proxy']
);
controller = new FixedController(
mockScope,
mockQ,
mockDialogService,
mockHandler,
mockFormatter
);
findWatch("selection")(mockScope.selection);
});
it("subscribes when a domain object is available", function () {
mockScope.domainObject = mockDomainObject;
findWatch("domainObject")(mockDomainObject);
expect(mockHandler.handle).toHaveBeenCalledWith(
mockDomainObject,
jasmine.any(Function)
);
});
it("releases subscriptions when domain objects change", function () {
mockScope.domainObject = mockDomainObject;
// First pass - should simply should subscribe
findWatch("domainObject")(mockDomainObject);
expect(mockHandle.unsubscribe).not.toHaveBeenCalled();
expect(mockHandler.handle.calls.length).toEqual(1);
// Object changes - should unsubscribe then resubscribe
findWatch("domainObject")(mockDomainObject);
expect(mockHandle.unsubscribe).toHaveBeenCalled();
expect(mockHandler.handle.calls.length).toEqual(2);
});
it("exposes visible elements based on configuration", function () {
var elements;
mockScope.model = testModel;
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
expect(elements.length).toEqual(3);
expect(elements[0].id).toEqual('a');
expect(elements[1].id).toEqual('b');
expect(elements[2].id).toEqual('c');
});
it("allows elements to be selected", function () {
var elements;
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
controller.select(elements[1]);
expect(mockScope.selection.select)
.toHaveBeenCalledWith(elements[1]);
});
it("allows selection retrieval", function () {
// selected with no arguments should give the current
// selection
var elements;
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
controller.select(elements[1]);
mockScope.selection.get.andReturn(elements[1]);
expect(controller.selected()).toEqual(elements[1]);
});
it("allows selections to be cleared", function () {
var elements;
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
controller.select(elements[1]);
controller.clearSelection();
expect(controller.selected(elements[1])).toBeFalsy();
});
it("retains selections during refresh", function () {
// Get elements; remove one of them; trigger refresh.
// Same element (at least by index) should still be selected.
var elements;
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
controller.select(elements[1]);
// Verify precondition
expect(mockScope.selection.select.calls.length).toEqual(1);
// Mimic selection behavior
mockScope.selection.get.andReturn(elements[1]);
elements[2].remove();
testModel.modified = 2;
findWatch("model.modified")(testModel.modified);
elements = controller.getElements();
// Verify removal, as test assumes this
expect(elements.length).toEqual(2);
expect(mockScope.selection.select.calls.length).toEqual(2);
});
it("provides values for telemetry elements", function () {
var elements;
// Initialize
mockScope.domainObject = mockDomainObject;
mockScope.model = testModel;
findWatch("domainObject")(mockDomainObject);
findWatch("model.modified")(1);
findWatch("model.composition")(mockScope.model.composition);
// Invoke the subscription callback
mockHandler.handle.mostRecentCall.args[1]();
// Get elements that controller is now exposing
elements = controller.getElements();
// Formatted values should be available
expect(elements[0].value).toEqual("Formatted 10");
expect(elements[1].value).toEqual("Formatted 42");
expect(elements[2].value).toEqual("Formatted 31.42");
});
it("updates elements styles when grid size changes", function () {
var originalLeft;
mockScope.domainObject = mockDomainObject;
mockScope.model = testModel;
findWatch("domainObject")(mockDomainObject);
findWatch("model.modified")(1);
findWatch("model.composition")(mockScope.model.composition);
findWatch("model.layoutGrid")([10, 10]);
originalLeft = controller.getElements()[0].style.left;
findWatch("model.layoutGrid")([20, 20]);
expect(controller.getElements()[0].style.left)
.not.toEqual(originalLeft);
});
it("listens for drop events", function () {
// Layout should position panels according to
// where the user dropped them, so it needs to
// listen for drop events.
expect(mockScope.$on).toHaveBeenCalledWith(
'mctDrop',
jasmine.any(Function)
);
// Verify precondition
expect(testConfiguration.elements.length).toEqual(3);
// Notify that a drop occurred
testModel.composition.push('d');
findOn('mctDrop')(
mockEvent,
'd',
{ x: 300, y: 100 }
);
// Should have added an element
expect(testConfiguration.elements.length).toEqual(4);
// ...and prevented default...
expect(mockEvent.preventDefault).toHaveBeenCalled();
// Should have triggered commit (provided by
// EditRepresenter) with some message.
expect(mockScope.commit)
.toHaveBeenCalledWith(jasmine.any(String));
});
it("ignores drops when default has been prevented", function () {
// Avoids redundant drop-handling, WTD-1233
mockEvent.defaultPrevented = true;
// Notify that a drop occurred
testModel.composition.push('d');
findOn('mctDrop')(
mockEvent,
'd',
{ x: 300, y: 100 }
);
// Should NOT have added an element
expect(testConfiguration.elements.length).toEqual(3);
});
it("unsubscribes when destroyed", function () {
// Make an object available
findWatch('domainObject')(mockDomainObject);
// Also verify precondition
expect(mockHandle.unsubscribe).not.toHaveBeenCalled();
// Destroy the scope
findOn('$destroy')();
// Should have unsubscribed
expect(mockHandle.unsubscribe).toHaveBeenCalled();
});
it("exposes its grid size", function () {
findWatch('model.layoutGrid')(testGrid);
// Template needs to be able to pass this into line
// elements to size SVGs appropriately
expect(controller.getGridSize()).toEqual(testGrid);
});
it("exposes a view-level selection proxy", function () {
expect(mockScope.selection.proxy).toHaveBeenCalledWith(
jasmine.any(Object)
);
});
it("exposes drag handles", function () {
var handles;
// Select something so that drag handles are expected
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
controller.select(controller.getElements()[1]);
// Should have a non-empty array of handles
handles = controller.handles();
expect(handles).toEqual(jasmine.any(Array));
expect(handles.length).not.toEqual(0);
// And they should have start/continue/end drag methods
handles.forEach(function (handle) {
expect(handle.startDrag).toEqual(jasmine.any(Function));
expect(handle.continueDrag).toEqual(jasmine.any(Function));
expect(handle.endDrag).toEqual(jasmine.any(Function));
});
});
it("exposes a move handle", function () {
var handle;
// Select something so that drag handles are expected
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
controller.select(controller.getElements()[1]);
// Should have a move handle
handle = controller.moveHandle();
// And it should have start/continue/end drag methods
expect(handle.startDrag).toEqual(jasmine.any(Function));
expect(handle.continueDrag).toEqual(jasmine.any(Function));
expect(handle.endDrag).toEqual(jasmine.any(Function));
});
it("updates selection style during drag", function () {
var oldStyle;
// Select something so that drag handles are expected
testModel.modified = 1;
findWatch("model.modified")(testModel.modified);
controller.select(controller.getElements()[1]);
mockScope.selection.get.andReturn(controller.getElements()[1]);
// Get style
oldStyle = controller.selected().style;
// Start a drag gesture
controller.moveHandle().startDrag();
// Haven't moved yet; style shouldn't have updated yet
expect(controller.selected().style).toEqual(oldStyle);
// Drag a little
controller.moveHandle().continueDrag([1000, 100]);
// Style should have been updated
expect(controller.selected().style).not.toEqual(oldStyle);
});
describe("on display bounds changes", function () {
var testBounds;
beforeEach(function () {
testBounds = { start: 123, end: 321 };
mockScope.domainObject = mockDomainObject;
mockScope.model = testModel;
findWatch("domainObject")(mockDomainObject);
findWatch("model.modified")(testModel.modified);
findWatch("model.composition")(mockScope.model.composition);
findOn('telemetry:display:bounds')({}, testBounds);
});
it("issues new requests", function () {
expect(mockHandle.request).toHaveBeenCalled();
});
it("requests only a single point", function () {
expect(mockHandle.request.mostRecentCall.args[0].size)
.toEqual(1);
});
describe("and after data has been received", function () {
var mockSeries,
testValue;
beforeEach(function () {
testValue = 12321;
mockSeries = jasmine.createSpyObj('series', [
'getPointCount',
'getDomainValue',
'getRangeValue'
]);
mockSeries.getPointCount.andReturn(1);
mockSeries.getRangeValue.andReturn(testValue);
// Fire the callback associated with the request
mockHandle.request.mostRecentCall.args[1](
mockHandle.getTelemetryObjects()[0],
mockSeries
);
});
it("updates displayed values", function () {
expect(controller.getElements()[0].value)
.toEqual("Formatted " + testValue);
});
});
});
it("reflects limit status", function () {
var elements;
mockHandle.getDatum.andReturn({});
mockHandle.getTelemetryObjects().forEach(function (mockObject) {
var id = mockObject.getId(),
mockLimitCapability =
jasmine.createSpyObj('limit-' + id, ['evaluate']);
mockObject.getCapability.andCallFake(function (key) {
return (key === 'limit') && mockLimitCapability;
});
mockLimitCapability.evaluate
.andReturn({ cssClass: 'alarm-' + id });
});
// Initialize
mockScope.domainObject = mockDomainObject;
mockScope.model = testModel;
findWatch("domainObject")(mockDomainObject);
findWatch("model.modified")(1);
findWatch("model.composition")(mockScope.model.composition);
// Invoke the subscription callback
mockHandler.handle.mostRecentCall.args[1]();
// Get elements that controller is now exposing
elements = controller.getElements();
// Limit-based CSS classes should be available
expect(elements[0].cssClass).toEqual("alarm-a");
expect(elements[1].cssClass).toEqual("alarm-b");
expect(elements[2].cssClass).toEqual("alarm-c");
});
});
}
);