mirror of
https://github.com/nasa/openmct.git
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280 lines
11 KiB
JavaScript
280 lines
11 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT Web is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT Web includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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/*global define,describe,it,expect,beforeEach,jasmine,spyOn*/
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define(
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["../src/LayoutController"],
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function (LayoutController) {
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"use strict";
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describe("The Layout controller", function () {
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var mockScope,
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mockEvent,
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testModel,
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testConfiguration,
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controller,
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mockCompositionCapability,
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mockComposition,
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mockCompositionObjects;
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function mockPromise(value){
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return {
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then: function (thenFunc) {
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return mockPromise(thenFunc(value));
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}
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};
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}
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function mockDomainObject(id){
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return {
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getId: function() {
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return id;
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},
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useCapability: function() {
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return mockCompositionCapability;
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}
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};
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}
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beforeEach(function () {
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mockScope = jasmine.createSpyObj(
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"$scope",
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[ "$watch", "$watchCollection", "$on", "commit" ]
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);
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mockEvent = jasmine.createSpyObj(
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'event',
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[ 'preventDefault' ]
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);
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testModel = {};
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mockComposition = ["a", "b", "c"];
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mockCompositionObjects = mockComposition.map(mockDomainObject);
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testConfiguration = {
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panels: {
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a: {
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position: [20, 10],
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dimensions: [5, 5]
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}
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}
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};
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mockCompositionCapability = mockPromise(mockCompositionObjects);
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mockScope.domainObject = mockDomainObject("mockDomainObject");
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mockScope.model = testModel;
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mockScope.configuration = testConfiguration;
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spyOn(mockScope.domainObject, "useCapability").andCallThrough();
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controller = new LayoutController(mockScope);
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spyOn(controller, "layoutPanels").andCallThrough();
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});
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// Model changes will indicate that panel positions
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// may have changed, for instance.
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it("watches for changes to composition", function () {
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expect(mockScope.$watchCollection).toHaveBeenCalledWith(
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"model.composition",
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jasmine.any(Function)
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);
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});
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it("Retrieves updated composition from composition capability", function () {
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mockScope.$watchCollection.mostRecentCall.args[1]();
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expect(mockScope.domainObject.useCapability).toHaveBeenCalledWith(
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"composition"
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);
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expect(controller.layoutPanels).toHaveBeenCalledWith(
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mockComposition
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);
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});
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it("Is robust to concurrent changes to composition", function () {
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var secondMockComposition = ["a", "b", "c", "d"],
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secondMockCompositionObjects = secondMockComposition.map(mockDomainObject),
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firstCompositionCB,
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secondCompositionCB;
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spyOn(mockCompositionCapability, "then");
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mockScope.$watchCollection.mostRecentCall.args[1]();
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mockScope.$watchCollection.mostRecentCall.args[1]();
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firstCompositionCB = mockCompositionCapability.then.calls[0].args[0];
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secondCompositionCB = mockCompositionCapability.then.calls[1].args[0];
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//Resolve promises in reverse order
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secondCompositionCB(secondMockCompositionObjects);
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firstCompositionCB(mockCompositionObjects);
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//Expect the promise call that was initiated most recently to
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// be the one used to populate scope, irrespective of order that
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// it was eventually resolved
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expect(mockScope.composition).toBe(secondMockCompositionObjects);
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});
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it("provides styles for frames, from configuration", function () {
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mockScope.$watchCollection.mostRecentCall.args[1]();
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expect(controller.getFrameStyle("a")).toEqual({
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top: "320px",
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left: "640px",
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width: "160px",
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height: "160px"
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});
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});
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it("provides default styles for frames", function () {
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var styleB, styleC;
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// b and c do not have configured positions
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mockScope.$watchCollection.mostRecentCall.args[1]();
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styleB = controller.getFrameStyle("b");
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styleC = controller.getFrameStyle("c");
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// Should have a position, but we don't care what
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expect(styleB.left).toBeDefined();
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expect(styleB.top).toBeDefined();
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expect(styleC.left).toBeDefined();
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expect(styleC.top).toBeDefined();
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// Should have ensured some difference in position
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expect(styleB).not.toEqual(styleC);
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});
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it("allows panels to be dragged", function () {
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// Populate scope
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mockScope.$watchCollection.mostRecentCall.args[1]();
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// Verify precondtion
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expect(testConfiguration.panels.b).not.toBeDefined();
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// Do a drag
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controller.startDrag("b", [1, 1], [0, 0]);
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controller.continueDrag([100, 100]);
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controller.endDrag();
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// We do not look closely at the details here;
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// that is tested in LayoutDragSpec. Just make sure
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// that a configuration for b has been defined.
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expect(testConfiguration.panels.b).toBeDefined();
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});
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it("invokes commit after drag", function () {
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// Populate scope
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mockScope.$watchCollection.mostRecentCall.args[1]();
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// Do a drag
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controller.startDrag("b", [1, 1], [0, 0]);
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controller.continueDrag([100, 100]);
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controller.endDrag();
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// Should have triggered commit (provided by
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// EditRepresenter) with some message.
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expect(mockScope.commit)
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.toHaveBeenCalledWith(jasmine.any(String));
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});
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it("listens for drop events", function () {
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// Layout should position panels according to
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// where the user dropped them, so it needs to
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// listen for drop events.
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expect(mockScope.$on).toHaveBeenCalledWith(
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'mctDrop',
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jasmine.any(Function)
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);
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// Verify precondition
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expect(testConfiguration.panels.d).not.toBeDefined();
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// Notify that a drop occurred
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mockScope.$on.mostRecentCall.args[1](
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mockEvent,
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'd',
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{ x: 300, y: 100 }
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);
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expect(testConfiguration.panels.d).toBeDefined();
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expect(mockEvent.preventDefault).toHaveBeenCalled();
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// Should have triggered commit (provided by
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// EditRepresenter) with some message.
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expect(mockScope.commit)
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.toHaveBeenCalledWith(jasmine.any(String));
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});
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it("ignores drops when default has been prevented", function () {
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// Avoids redundant drop-handling, WTD-1233
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mockEvent.defaultPrevented = true;
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// Notify that a drop occurred
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mockScope.$on.mostRecentCall.args[1](
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mockEvent,
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'd',
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{ x: 300, y: 100 }
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);
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expect(testConfiguration.panels.d).not.toBeDefined();
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});
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it("ensures a minimum frame size", function () {
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var styleB, styleC;
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// Start with a very small frame size
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testModel.layoutGrid = [ 1, 1 ];
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// White-boxy; we know which watch is which
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mockScope.$watch.calls[0].args[1](testModel.layoutGrid);
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mockScope.$watchCollection.calls[0].args[1](testModel.composition);
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styleB = controller.getFrameStyle("b");
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// Resulting size should still be reasonably large pixel-size
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expect(parseInt(styleB.width, 10)).toBeGreaterThan(63);
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expect(parseInt(styleB.width, 10)).toBeGreaterThan(31);
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});
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it("ensures a minimum frame size on drop", function () {
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var style;
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// Start with a very small frame size
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testModel.layoutGrid = [ 1, 1 ];
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mockScope.$watch.calls[0].args[1](testModel.layoutGrid);
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// Notify that a drop occurred
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mockScope.$on.mostRecentCall.args[1](
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mockEvent,
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'd',
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{ x: 300, y: 100 }
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);
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mockScope.$watch.calls[0].args[1](['d']);
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style = controller.getFrameStyle("d");
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// Resulting size should still be reasonably large pixel-size
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expect(parseInt(style.width, 10)).toBeGreaterThan(63);
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expect(parseInt(style.height, 10)).toBeGreaterThan(31);
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});
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});
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}
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);
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