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https://github.com/nasa/openmct.git
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87 lines
3.4 KiB
JavaScript
87 lines
3.4 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2009-2015, 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 Web 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 Web 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/controllers/TimelineTickController', '../../src/TimelineFormatter'],
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function (TimelineTickController, TimelineFormatter) {
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var BILLION = 1000000000,
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FORMATTER = new TimelineFormatter();
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describe("The timeline tick controller", function () {
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var mockToMillis,
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controller;
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function expectedTick(pixelValue) {
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return {
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left: pixelValue,
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text: FORMATTER.format(pixelValue * 2 + BILLION)
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};
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}
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beforeEach(function () {
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mockToMillis = jasmine.createSpy('toMillis');
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mockToMillis.andCallFake(function (v) {
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return v * 2 + BILLION;
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});
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controller = new TimelineTickController();
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});
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it("exposes tick marks within a requested pixel span", function () {
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// Simple case
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expect(controller.labels(8000, 300, 100, mockToMillis))
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.toEqual([8000, 8100, 8200, 8300].map(expectedTick));
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// Slightly more complicated case
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expect(controller.labels(7480, 4500, 1000, mockToMillis))
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.toEqual([7000, 8000, 9000, 10000, 11000, 12000].map(expectedTick));
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});
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it("does not rebuild arrays for same inputs", function () {
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var firstValue = controller.labels(800, 300, 100, mockToMillis);
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expect(controller.labels(800, 300, 100, mockToMillis))
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.toEqual(firstValue);
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expect(controller.labels(800, 300, 100, mockToMillis))
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.toBe(firstValue);
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});
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it("does rebuild arrays when zoom changes", function () {
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var firstValue = controller.labels(800, 300, 100, mockToMillis);
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mockToMillis.andCallFake(function (v) {
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return BILLION * 2 + v;
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});
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expect(controller.labels(800, 300, 100, mockToMillis))
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.not.toEqual(firstValue);
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expect(controller.labels(800, 300, 100, mockToMillis))
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.not.toBe(firstValue);
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});
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});
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}
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);
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