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openmct/platform/core/test/models/PersistedModelProviderSpec.js

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/*****************************************************************************
* 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.
*
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* 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
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*****************************************************************************/
/**
* PersistedModelProviderSpec. Created by vwoeltje on 11/6/14.
*/
define(
["../../src/models/PersistedModelProvider"],
function (PersistedModelProvider) {
describe("The persisted model provider", function () {
var mockQ,
mockPersistenceService,
SPACE = "space0",
modTimes,
mockNow,
provider;
function mockPromise(value) {
return (value || {}).then ? value : {
then: function (callback) {
return mockPromise(callback(value));
},
testValue: value
};
}
function mockAll(mockPromises) {
return mockPromise(mockPromises.map(function (p) {
return p.testValue;
}));
}
beforeEach(function () {
modTimes = {};
mockQ = { when: mockPromise, all: mockAll };
mockPersistenceService = jasmine.createSpyObj(
'persistenceService',
[
'createObject',
'readObject',
'updateObject',
'deleteObject',
'listSpaces',
'listObjects'
]
);
mockNow = jasmine.createSpy("now");
mockPersistenceService.readObject
.andCallFake(function (space, id) {
return mockPromise({
space: space,
id: id,
modified: (modTimes[space] || {})[id],
persisted: 0
});
});
mockPersistenceService.listSpaces
.andReturn(mockPromise([SPACE]));
provider = new PersistedModelProvider(
mockPersistenceService,
mockQ,
mockNow,
SPACE
);
});
it("reads object models from persistence", function () {
var models;
provider.getModels(["a", "x", "zz"]).then(function (m) {
models = m;
});
expect(models).toEqual({
a: { space: SPACE, id: "a", persisted: 0 },
x: { space: SPACE, id: "x", persisted: 0 },
zz: { space: SPACE, id: "zz", persisted: 0 }
});
});
it("ensures that persisted timestamps are present", function () {
var mockCallback = jasmine.createSpy("callback"),
testModels = {
a: { modified: 123, persisted: 1984, name: "A" },
b: { persisted: 1977, name: "B" },
c: { modified: 42, name: "C" },
d: { name: "D" }
};
mockPersistenceService.readObject.andCallFake(
function (space, id) {
return mockPromise(testModels[id]);
}
);
mockNow.andReturn(12321);
provider.getModels(Object.keys(testModels)).then(mockCallback);
expect(mockCallback).toHaveBeenCalledWith({
a: { modified: 123, persisted: 1984, name: "A" },
b: { persisted: 1977, name: "B" },
c: { modified: 42, persisted: 42, name: "C" },
d: { persisted: 12321, name: "D" }
});
});
});
}
);