openmct/platform/commonUI/browse/test/creation/CreationServiceSpec.js

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/*****************************************************************************
* Open MCT Web, Copyright (c) 2014-2015, 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.
*****************************************************************************/
/*global define,Promise,describe,it,expect,beforeEach,waitsFor,jasmine*/
/**
* MCTRepresentationSpec. Created by vwoeltje on 11/6/14.
*/
define(
["../../src/creation/CreationService"],
function (CreationService) {
"use strict";
describe("The creation service", function () {
var mockPersistenceService,
mockQ,
mockLog,
mockParentObject,
mockNewObject,
mockMutationCapability,
mockPersistenceCapability,
mockCompositionCapability,
mockCapabilities,
creationService;
function mockPromise(value) {
return (value && value.then) ? value : {
then: function (callback) {
return mockPromise(callback(value));
}
};
}
function mockReject(value) {
return {
then: function (callback, error) {
return mockPromise(error(value));
}
};
}
beforeEach(function () {
mockPersistenceService = jasmine.createSpyObj(
"persistenceService",
[ "createObject" ]
);
mockQ = { when: mockPromise, reject: mockReject };
mockLog = jasmine.createSpyObj(
"$log",
[ "error", "warn", "info", "debug" ]
);
mockParentObject = jasmine.createSpyObj(
"parentObject",
[ "getId", "getCapability", "useCapability" ]
);
mockNewObject = jasmine.createSpyObj(
"newObject",
[ "getId" ]
);
mockMutationCapability = jasmine.createSpyObj(
"mutation",
[ "invoke" ]
);
mockPersistenceCapability = jasmine.createSpyObj(
"persistence",
[ "persist", "getSpace" ]
);
mockCompositionCapability = jasmine.createSpyObj(
"composition",
["invoke"]
);
mockCapabilities = {
mutation: mockMutationCapability,
persistence: mockPersistenceCapability,
composition: mockCompositionCapability
};
mockPersistenceService.createObject.andReturn(
mockPromise(true)
);
mockParentObject.getCapability.andCallFake(function (key) {
return mockCapabilities[key];
});
mockParentObject.useCapability.andCallFake(function (key, value) {
return mockCapabilities[key].invoke(value);
});
mockPersistenceCapability.persist.andReturn(
mockPromise(true)
);
mockMutationCapability.invoke.andReturn(mockPromise(true));
mockPersistenceCapability.getSpace.andReturn("testSpace");
mockCompositionCapability.invoke.andReturn(
mockPromise([mockNewObject])
);
creationService = new CreationService(
mockPersistenceService,
mockQ,
mockLog
);
});
it("allows new objects to be created", function () {
var model = { someKey: "some value" };
creationService.createObject(model, mockParentObject);
expect(mockPersistenceService.createObject).toHaveBeenCalledWith(
"testSpace",
jasmine.any(String), // the object id; generated UUID
model
);
});
it("adds new id's to the parent's composition", function () {
var model = { someKey: "some value" },
parentModel = { composition: ["notAnyUUID"] };
creationService.createObject(model, mockParentObject);
// Invoke the mutation callback
expect(mockMutationCapability.invoke).toHaveBeenCalled();
mockMutationCapability.invoke.mostRecentCall.args[0](parentModel);
// Should have a longer composition now, with the new UUID
expect(parentModel.composition.length).toEqual(2);
});
it("warns if parent has no composition", function () {
var model = { someKey: "some value" },
parentModel = { };
creationService.createObject(model, mockParentObject);
// Verify precondition; no prior warnings
expect(mockLog.warn).not.toHaveBeenCalled();
// Invoke the mutation callback
expect(mockMutationCapability.invoke).toHaveBeenCalled();
mockMutationCapability.invoke.mostRecentCall.args[0](parentModel);
// Should have a longer composition now, with the new UUID
expect(mockLog.warn).toHaveBeenCalled();
// Composition should still be undefined
expect(parentModel.composition).toBeUndefined();
});
it("warns if parent has no persistence capability", function () {
// Callbacks
var success = jasmine.createSpy("success"),
failure = jasmine.createSpy("failure");
mockCapabilities.persistence = undefined;
creationService.createObject({}, mockParentObject).then(
success,
failure
);
// Should have warned and rejected the promise
expect(mockLog.warn).toHaveBeenCalled();
expect(success).not.toHaveBeenCalled();
expect(failure).toHaveBeenCalled();
});
it("logs an error when mutaton fails", function () {
// If mutation of the parent fails, we've lost the
// created object - this is an error.
var model = { someKey: "some value" },
parentModel = { composition: ["notAnyUUID"] };
mockMutationCapability.invoke.andReturn(mockPromise(false));
creationService.createObject(model, mockParentObject);
expect(mockLog.error).toHaveBeenCalled();
});
});
}
);