48 lines
2.0 KiB
JavaScript
48 lines
2.0 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2018, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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define(
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["../../src/services/Now"],
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function (Now) {
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describe("The 'now' service", function () {
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var now = new Now();
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it("reports system time", function () {
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var a = Date.now(),
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b = now(),
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c = Date.now();
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// Clock could, in principle, tick between evaluating the
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// expressions above. We can't predict or prevent this but
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// want the test to be stable, so we only verify that now()
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// returns a value that makes sense given a previous and
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// subsequent measurement from Date.now()
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expect(a <= b).toBeTruthy();
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expect(b <= c).toBeTruthy();
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expect(b).toBeDefined();
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});
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});
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}
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);
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