openmct/platform/entanglement/test/services/LinkServiceSpec.js

236 lines
9.5 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2016, 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
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*****************************************************************************/
define(
[
'../../src/services/LinkService',
'../DomainObjectFactory',
'../ControlledPromise'
],
function (LinkService, domainObjectFactory, ControlledPromise) {
describe("LinkService", function () {
var linkService,
mockPolicyService;
beforeEach(function () {
mockPolicyService = jasmine.createSpyObj(
'policyService',
['allow']
);
mockPolicyService.allow.andReturn(true);
linkService = new LinkService(mockPolicyService);
});
describe("validate", function () {
var object,
parentCandidate,
validate;
beforeEach(function () {
object = domainObjectFactory({
name: 'object'
});
parentCandidate = domainObjectFactory({
name: 'parentCandidate',
capabilities: {
composition: jasmine.createSpyObj(
'composition',
['invoke', 'add']
)
}
});
validate = function () {
return linkService.validate(object, parentCandidate);
};
});
it("does not allow invalid parentCandidate", function () {
parentCandidate = undefined;
expect(validate()).toBe(false);
parentCandidate = {};
expect(validate()).toBe(false);
});
it("does not allow parent to be object", function () {
parentCandidate.id = object.id = 'abc';
expect(validate()).toBe(false);
});
it("does not allow parent that contains object", function () {
object.id = 'abc';
parentCandidate.id = 'xyz';
parentCandidate.model.composition = ['abc'];
expect(validate()).toBe(false);
});
it("does not allow parents without composition", function () {
parentCandidate = domainObjectFactory({
name: 'parentCandidate'
});
object.id = 'abc';
parentCandidate.id = 'xyz';
parentCandidate.hasCapability.andCallFake(function (c) {
return c !== 'composition';
});
expect(validate()).toBe(false);
});
describe("defers to policyService", function () {
beforeEach(function () {
object.id = 'abc';
object.capabilities.type = { type: 'object' };
parentCandidate.id = 'xyz';
parentCandidate.capabilities.type = {
type: 'parentCandidate'
};
parentCandidate.model.composition = [];
});
it("calls policy service with correct args", function () {
validate();
expect(mockPolicyService.allow).toHaveBeenCalledWith(
"composition",
parentCandidate.capabilities.type,
object.capabilities.type
);
});
it("and returns false", function () {
mockPolicyService.allow.andReturn(true);
expect(validate()).toBe(true);
expect(mockPolicyService.allow).toHaveBeenCalled();
});
it("and returns true", function () {
mockPolicyService.allow.andReturn(false);
expect(validate()).toBe(false);
expect(mockPolicyService.allow).toHaveBeenCalled();
});
});
});
describe("perform", function () {
var object,
linkedObject,
parentModel,
parentObject,
compositionPromise,
persistencePromise,
addPromise,
compositionCapability,
persistenceCapability;
beforeEach(function () {
compositionPromise = new ControlledPromise();
persistencePromise = new ControlledPromise();
addPromise = new ControlledPromise();
persistenceCapability = jasmine.createSpyObj(
'persistenceCapability',
['persist']
);
persistenceCapability.persist.andReturn(persistencePromise);
compositionCapability = jasmine.createSpyObj(
'compositionCapability',
['invoke', 'add']
);
compositionCapability.invoke.andReturn(compositionPromise);
compositionCapability.add.andReturn(addPromise);
parentModel = {
composition: []
};
parentObject = domainObjectFactory({
name: 'parentObject',
model: parentModel,
capabilities: {
mutation: {
invoke: function (mutator) {
mutator(parentModel);
return new ControlledPromise();
}
},
persistence: persistenceCapability,
composition: compositionCapability
}
});
object = domainObjectFactory({
name: 'object',
id: 'xyz'
});
linkedObject = domainObjectFactory({
name: 'object-link',
id: 'xyz'
});
});
it("adds to the parent's composition", function () {
expect(compositionCapability.add).not.toHaveBeenCalled();
linkService.perform(object, parentObject);
expect(compositionCapability.add)
.toHaveBeenCalledWith(object);
});
it("persists parent", function () {
linkService.perform(object, parentObject);
expect(addPromise.then).toHaveBeenCalled();
addPromise.resolve(linkedObject);
expect(parentObject.getCapability)
.toHaveBeenCalledWith('persistence');
expect(persistenceCapability.persist).toHaveBeenCalled();
});
it("returns object representing new link", function () {
var returnPromise, whenComplete;
returnPromise = linkService.perform(object, parentObject);
whenComplete = jasmine.createSpy('whenComplete');
returnPromise.then(whenComplete);
addPromise.resolve(linkedObject);
persistencePromise.resolve();
compositionPromise.resolve([linkedObject]);
expect(whenComplete).toHaveBeenCalledWith(linkedObject);
});
it("throws an error when performed on invalid inputs", function () {
function perform() {
linkService.perform(object, parentObject);
}
spyOn(linkService, 'validate');
linkService.validate.andReturn(true);
expect(perform).not.toThrow();
linkService.validate.andReturn(false);
expect(perform).toThrow();
});
});
});
}
);