/***************************************************************************** * Open MCT, Copyright (c) 2014-2017, 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/TelemetryCapability"], function (TelemetryCapability) { describe("The telemetry capability", function () { var mockInjector, mockQ, mockLog, mockDomainObject, mockTelemetryService, mockReject, mockUnsubscribe, telemetry, mockTelemetryAPI, mockAPI; function mockPromise(value) { return { then: function (callback) { return mockPromise(callback(value)); } }; } function noop() { } beforeEach(function () { mockInjector = jasmine.createSpyObj("$injector", ["get"]); mockQ = jasmine.createSpyObj("$q", ["when", "reject"]); mockLog = jasmine.createSpyObj("$log", ["warn", "info", "debug"]); mockDomainObject = jasmine.createSpyObj( "domainObject", ["getId", "getCapability", "getModel"] ); mockTelemetryService = jasmine.createSpyObj( "telemetryService", ["requestTelemetry", "subscribe"] ); mockReject = jasmine.createSpyObj("reject", ["then"]); mockUnsubscribe = jasmine.createSpy("unsubscribe"); mockInjector.get.andReturn(mockTelemetryService); mockQ.when.andCallFake(mockPromise); mockQ.reject.andReturn(mockReject); mockDomainObject.getId.andReturn("testId"); mockDomainObject.getModel.andReturn({ telemetry: { source: "testSource", key: "testKey" } }); mockTelemetryService.requestTelemetry .andReturn(mockPromise({})); mockTelemetryService.subscribe .andReturn(mockUnsubscribe); // Bubble up... mockReject.then.andReturn(mockReject); mockTelemetryAPI = jasmine.createSpyObj("telemetryAPI", [ "getMetadata", "subscribe", "request", "findRequestProvider", "findSubscriptionProvider" ]); mockTelemetryAPI.getMetadata.andReturn({ valuesForHints: function (hint) { var metadatum = {}; metadatum[hint] = "foo"; return [metadatum]; } }); mockAPI = { telemetry: mockTelemetryAPI, time: { bounds: function () { return { start: 0, end: 1 }; }, timeSystem: function () { return { key: 'mockTimeSystem' }; } } }; telemetry = new TelemetryCapability( mockAPI, mockInjector, mockQ, mockLog, mockDomainObject ); }); it("applies only to objects with telemetry sources", function () { expect(TelemetryCapability.appliesTo({ telemetry: { source: "testSource" } })).toBeTruthy(); expect(TelemetryCapability.appliesTo({ xtelemetry: { source: "testSource" } })).toBeFalsy(); expect(TelemetryCapability.appliesTo({})).toBeFalsy(); expect(TelemetryCapability.appliesTo()).toBeFalsy(); }); it("gets a telemetry service from the injector", function () { telemetry.requestData(); expect(mockInjector.get) .toHaveBeenCalledWith("telemetryService"); }); it("applies request arguments", function () { telemetry.requestData({ start: 42 }); expect(mockTelemetryService.requestTelemetry) .toHaveBeenCalledWith([{ id: "testId", // from domain object source: "testSource", // from model key: "testKey", // from model start: 42, // from argument domain: 'mockTimeSystem', domains: [{ domain: "foo" }], ranges: [{ range: "foo" }] }]); }); it("provides an empty series when telemetry is missing", function () { var series; mockTelemetryService.requestTelemetry.andReturn(mockPromise({})); telemetry.requestData({}).then(function (s) { series = s; }); expect(series.getPointCount()).toEqual(0); }); it("provides telemetry metadata", function () { expect(telemetry.getMetadata()).toEqual({ id: "testId", // from domain object source: "testSource", key: "testKey", start: 0, end: 1, domain: 'mockTimeSystem', domains: [{ domain: "foo" }], ranges: [{ range: "foo" }] }); }); it("uses domain object as a key if needed", function () { // Don't include key in telemetry mockDomainObject.getModel.andReturn({ telemetry: { source: "testSource" } }); // Should have used the domain object's ID expect(telemetry.getMetadata()).toEqual({ id: "testId", // from domain object source: "testSource", // from model key: "testId", // from domain object start: 0, end: 1, domain: 'mockTimeSystem', domains: [{ domain: "foo" }], ranges: [{ range: "foo" }] }); }); it("warns if no telemetry service can be injected", function () { mockInjector.get.andCallFake(function () { throw ""; }); // Verify precondition expect(mockLog.warn).not.toHaveBeenCalled(); telemetry.requestData(); expect(mockLog.info).toHaveBeenCalled(); }); it("if a new style telemetry source is available, use it", function () { var mockProvider = {}; mockTelemetryAPI.findSubscriptionProvider.andReturn(mockProvider); telemetry.subscribe(noop, {}); expect(mockTelemetryService.subscribe).not.toHaveBeenCalled(); expect(mockTelemetryAPI.subscribe).toHaveBeenCalled(); }); it("if a new style telemetry source is not available, revert to old API", function () { mockTelemetryAPI.findSubscriptionProvider.andReturn(undefined); telemetry.subscribe(noop, {}); expect(mockTelemetryAPI.subscribe).not.toHaveBeenCalled(); expect(mockTelemetryService.subscribe).toHaveBeenCalled(); }); it("Wraps telemetry returned from the new API as a telemetry series", function () { var returnedTelemetry; var mockTelemetry = [{ prop1: "val1", prop2: "val2", prop3: "val3" }, { prop1: "val4", prop2: "val5", prop3: "val6" }]; var mockProvider = {}; var dunzo = false; mockTelemetryAPI.findRequestProvider.andReturn(mockProvider); mockTelemetryAPI.request.andReturn(Promise.resolve(mockTelemetry)); telemetry.requestData({}).then(function (data) { returnedTelemetry = data; dunzo = true; }); waitsFor(function () { return dunzo; }); runs(function () { expect(returnedTelemetry.getPointCount).toBeDefined(); expect(returnedTelemetry.getDomainValue).toBeDefined(); expect(returnedTelemetry.getRangeValue).toBeDefined(); expect(returnedTelemetry.getPointCount()).toBe(2); }); }); it("allows subscriptions to updates", function () { var mockCallback = jasmine.createSpy("callback"), subscription = telemetry.subscribe(mockCallback); // Verify subscription to the appropriate object expect(mockTelemetryService.subscribe).toHaveBeenCalledWith( jasmine.any(Function), [{ id: "testId", // from domain object source: "testSource", key: "testKey", start: 0, end: 1, domain: 'mockTimeSystem', domains: [{ domain: "foo" }], ranges: [{ range: "foo" }] }] ); // Check that the callback gets invoked expect(mockCallback).not.toHaveBeenCalled(); mockTelemetryService.subscribe.mostRecentCall.args[0]({ testSource: { testKey: { someKey: "some value" } } }); expect(mockCallback).toHaveBeenCalledWith( { someKey: "some value" } ); // Finally, unsubscribe expect(mockUnsubscribe).not.toHaveBeenCalled(); subscription(); // should be an unsubscribe function expect(mockUnsubscribe).toHaveBeenCalled(); }); it("applies time conductor bounds if request bounds not defined", function () { var fullRequest = telemetry.buildRequest({}); var mockBounds = mockAPI.time.bounds(); expect(fullRequest.start).toBe(mockBounds.start); expect(fullRequest.end).toBe(mockBounds.end); fullRequest = telemetry.buildRequest({start: 10, end: 20}); expect(fullRequest.start).toBe(10); expect(fullRequest.end).toBe(20); }); it("applies domain from time system if none defined", function () { var fullRequest = telemetry.buildRequest({}); var mockTimeSystem = mockAPI.time.timeSystem(); expect(fullRequest.domain).toBe(mockTimeSystem.key); fullRequest = telemetry.buildRequest({domain: 'someOtherDomain'}); expect(fullRequest.domain).toBe('someOtherDomain'); }); }); } );