openmct/platform/features/clock/test/actions/StopTimerActionSpec.js

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define(
    ["../../src/actions/StopTimerAction"],
    function (StopTimerAction) {

        describe("A timer's stop action", function () {
            var mockNow,
                mockDomainObject,
                testModel,
                testContext,
                action;

            function asPromise(value) {
                return (value || {}).then ? value : {
                        then: function (callback) {
                            return asPromise(callback(value));
                        }
                    };
            }

            beforeEach(function () {
                mockNow = jasmine.createSpy('now');
                mockDomainObject = jasmine.createSpyObj(
                    'domainObject',
                    ['getCapability', 'useCapability', 'getModel']
                );

                mockDomainObject.useCapability.andCallFake(function (c, v) {
                    if (c === 'mutation') {
                        testModel = v(testModel) || testModel;
                        return asPromise(true);
                    }
                });
                mockDomainObject.getModel.andCallFake(function () {
                    return testModel;
                });

                testModel = {};
                testContext = {domainObject: mockDomainObject};

                action = new StopTimerAction(mockNow, testContext);
            });

            it("updates the model with a timestamp", function () {
                mockNow.andReturn(12000);
                action.perform();
                expect(testModel.timestamp).toEqual(12000);
            });

            it("applies only to timers in a non-stopped state", function () {
                //in a stopped state
                testStates(testModel, 'timer', undefined, undefined, false);

                //in a paused state
                testStates(testModel, 'timer', 'pause', undefined, true);

                //in a playing state
                testStates(testModel, 'timer', 'play', undefined, true);

                //not a timer
                testStates(testModel, 'clock', 'pause', undefined, false);
            });

            function testStates(testModel, type, timerState, timestamp, expected) {
                testModel.type = type;
                testModel.timerState = timerState;
                testModel.timestamp = timestamp;

                if (expected) {
                    expect(StopTimerAction.appliesTo(testContext)).toBeTruthy()
                } else {
                    expect(StopTimerAction.appliesTo(testContext)).toBeFalsy()
                }

                //first test without time, this test with time
                if (timestamp === undefined) {
                    testStates(testModel, type, timerState, 12000, expected);
                }
            }
        });
    }
);