openmct/platform/features/timeline/test/controllers/TimelineControllerSpec.js
2016-05-25 11:33:51 -07:00

258 lines
10 KiB
JavaScript

/*****************************************************************************
* Open MCT Web, Copyright (c) 2009-2015, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT Web 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 Web 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/controllers/TimelineController'],
function (TimelineController) {
var DOMAIN_OBJECT_METHODS = [
'getModel',
'getId',
'useCapability',
'hasCapability',
'getCapability'
];
describe("The timeline controller", function () {
var mockScope,
mockQ,
mockLoader,
mockDomainObject,
mockSpan,
testModels,
testConfiguration,
controller;
function asPromise(v) {
return (v || {}).then ? v : {
then: function (callback) {
return asPromise(callback(v));
},
testValue: v
};
}
function allPromises(promises) {
return asPromise(promises.map(function (p) {
return (p || {}).then ? p.testValue : p;
}));
}
function subgraph(domainObject, objects) {
function lookupSubgraph(id) {
return subgraph(objects[id], objects);
}
return {
domainObject: domainObject,
composition: (domainObject.getModel().composition || [])
.map(lookupSubgraph)
};
}
function fireWatch(expr, value) {
mockScope.$watch.calls.forEach(function (call) {
if (call.args[0] === expr) {
call.args[1](value);
}
});
}
beforeEach(function () {
var mockA, mockB, mockUtilization, mockPromise, mockGraph, testCapabilities;
function getCapability(c) {
return testCapabilities[c];
}
function useCapability(c) {
return c === 'timespan' ? asPromise(mockSpan) :
c === 'graph' ? asPromise({ abc: mockGraph, xyz: mockGraph }) :
undefined;
}
testModels = {
a: { modified: 40, composition: ['b'] },
b: { modified: 2 }
};
testConfiguration = {};
mockQ = jasmine.createSpyObj('$q', ['when', 'all']);
mockA = jasmine.createSpyObj('a', DOMAIN_OBJECT_METHODS);
mockB = jasmine.createSpyObj('b', DOMAIN_OBJECT_METHODS);
mockSpan = jasmine.createSpyObj('span', ['getStart', 'getEnd']);
mockUtilization = jasmine.createSpyObj('utilization', ['resources', 'utilization']);
mockGraph = jasmine.createSpyObj('graph', ['getPointCount']);
mockPromise = jasmine.createSpyObj('promise', ['then']);
mockScope = jasmine.createSpyObj(
"$scope",
['$watch', '$on']
);
mockLoader = jasmine.createSpyObj('objectLoader', ['load']);
mockDomainObject = mockA;
mockScope.domainObject = mockDomainObject;
mockScope.configuration = testConfiguration;
mockQ.when.andCallFake(asPromise);
mockQ.all.andCallFake(allPromises);
mockA.getId.andReturn('a');
mockA.getModel.andReturn(testModels.a);
mockB.getId.andReturn('b');
mockB.getModel.andReturn(testModels.b);
mockA.useCapability.andCallFake(useCapability);
mockB.useCapability.andCallFake(useCapability);
mockA.hasCapability.andReturn(true);
mockB.hasCapability.andReturn(true);
mockA.getCapability.andCallFake(getCapability);
mockB.getCapability.andCallFake(getCapability);
mockSpan.getStart.andReturn(42);
mockSpan.getEnd.andReturn(12321);
mockUtilization.resources.andReturn(['abc', 'xyz']);
mockUtilization.utilization.andReturn(mockPromise);
mockLoader.load.andCallFake(function () {
return asPromise(subgraph(mockA, {
a: mockA,
b: mockB
}));
});
testCapabilities = {
"utilization": mockUtilization
};
controller = new TimelineController(mockScope, mockQ, mockLoader, 0);
});
it("exposes scroll state tracker in scope", function () {
expect(mockScope.scroll.x).toEqual(0);
expect(mockScope.scroll.y).toEqual(0);
});
it("watches for a configuration object", function () {
expect(mockScope.$watch).toHaveBeenCalledWith(
"configuration",
jasmine.any(Function)
);
});
it("repopulates when modifications are made", function () {
var fnWatchCall;
// Find the $watch that was given a function
mockScope.$watch.calls.forEach(function (call) {
if (typeof call.args[0] === 'function') {
// white-box: we know the first call is
// the one we're looking for
fnWatchCall = fnWatchCall || call;
}
});
// Make sure string watch was for domainObject
fireWatch('domainObject', mockDomainObject);
// There should be to swimlanes
expect(controller.swimlanes().length).toEqual(2);
// Watch should be for sum of modified flags...
expect(fnWatchCall.args[0]()).toEqual(42);
// Remove the child, then fire the watch
testModels.a.composition = [];
fnWatchCall.args[1]();
// Swimlanes should have updated
expect(controller.swimlanes().length).toEqual(1);
});
it("repopulates graphs when graph choices change", function () {
var tmp;
// Note that this test is brittle; it relies upon the
// order of $watch calls in TimelineController.
// Initially populate
fireWatch('domainObject', mockDomainObject);
// Verify precondition - no graphs
expect(controller.graphs().length).toEqual(0);
// Execute the watch function for graph state
tmp = mockScope.$watch.calls[3].args[0]();
// Change graph state
testConfiguration.graph = { a: true, b: true };
// Verify that this would have triggered a watch
expect(mockScope.$watch.calls[3].args[0]())
.not.toEqual(tmp);
// Run the function the watch would have triggered
mockScope.$watch.calls[3].args[1]();
// Should have some graphs now
expect(controller.graphs().length).toEqual(2);
});
it("reports full scrollable width using zoom controller", function () {
var mockZoom = jasmine.createSpyObj('zoom', ['toPixels', 'duration']);
mockZoom.toPixels.andReturn(54321);
mockZoom.duration.andReturn(12345);
// Initially populate
fireWatch('domainObject', mockDomainObject);
expect(controller.width(mockZoom)).toEqual(54321);
// Verify interactions; we took zoom's duration for our start/end,
// and converted it to pixels.
// First, check that we used the start/end (from above)
expect(mockZoom.duration).toHaveBeenCalledWith(12321 - 42);
// Next, verify that the result was passed to toPixels
expect(mockZoom.toPixels).toHaveBeenCalledWith(12345);
});
it("provides drag handles", function () {
// TimelineDragPopulator et al are tested for these,
// so just verify that handles are indeed exposed.
expect(controller.handles()).toEqual(jasmine.any(Array));
});
it("refreshes graphs on request", function () {
var mockGraph = jasmine.createSpyObj('graph', ['refresh']);
// Sneak a mock graph into the graph populator...
// This is whiteboxy and will have to change if
// GraphPopulator changes
controller.graphs().push(mockGraph);
// Refresh
controller.refresh();
// Should have refreshed the graph
expect(mockGraph.refresh).toHaveBeenCalled();
});
});
}
);