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https://github.com/nasa/openmct.git
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86 lines
3.8 KiB
JavaScript
86 lines
3.8 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/capabilities/CumulativeGraph'],
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function (CumulativeGraph) {
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describe("A cumulative resource graph", function () {
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var mockGraph,
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points,
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graph;
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beforeEach(function () {
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points = [ 0, 10, -10, -100, 20, 100, 0 ];
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mockGraph = jasmine.createSpyObj(
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'graph',
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[ 'getPointCount', 'getDomainValue', 'getRangeValue' ]
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);
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mockGraph.getPointCount.andReturn(points.length * 2);
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mockGraph.getDomainValue.andCallFake(function (i) {
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return Math.floor(i / 2) * 100 + 25;
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});
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mockGraph.getRangeValue.andCallFake(function (i) {
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return points[Math.floor(i / 2) + i % 2];
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});
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graph = new CumulativeGraph(
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mockGraph,
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1000,
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2000,
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1500,
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1 / 10
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);
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});
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it("accumulates its wrapped instantaneous graph", function () {
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// Note that range values are percentages
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expect(graph.getDomainValue(0)).toEqual(0);
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expect(graph.getRangeValue(0)).toEqual(50); // initial state
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expect(graph.getDomainValue(1)).toEqual(25);
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expect(graph.getRangeValue(1)).toEqual(50); // initial state
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expect(graph.getDomainValue(2)).toEqual(125);
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expect(graph.getRangeValue(2)).toEqual(60); // +10
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expect(graph.getDomainValue(3)).toEqual(225);
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expect(graph.getRangeValue(3)).toEqual(50); // -10
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expect(graph.getDomainValue(4)).toEqual(275);
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expect(graph.getRangeValue(4)).toEqual(0); // -100 (hit bottom)
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expect(graph.getDomainValue(5)).toEqual(325);
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expect(graph.getRangeValue(5)).toEqual(0); // still at 0...
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expect(graph.getDomainValue(6)).toEqual(425);
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expect(graph.getRangeValue(6)).toEqual(20); // +20
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expect(graph.getDomainValue(7)).toEqual(505);
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expect(graph.getRangeValue(7)).toEqual(100); // +100
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expect(graph.getDomainValue(8)).toEqual(525);
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expect(graph.getRangeValue(8)).toEqual(100); // still full
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expect(graph.getDomainValue(9)).toEqual(625);
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expect(graph.getRangeValue(9)).toEqual(100); // still full
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expect(graph.getPointCount()).toEqual(10);
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});
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});
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}
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); |