openmct/platform/features/plot/test/elements/PlotSeriesWindowSpec.js

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/*****************************************************************************
* Open MCT Web, Copyright (c) 2014-2015, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT Web 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 Web 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
* at runtime from the About dialog for additional information.
*****************************************************************************/
define(
["../../src/elements/PlotSeriesWindow"],
function (PlotSeriesWindow) {
describe("A plot's window on a telemetry series", function () {
var mockSeries,
testSeries,
window;
beforeEach(function () {
testSeries = [
[ 0, 42 ],
[ 10, 1 ],
[ 20, 4 ],
[ 30, 9 ],
[ 40, 3 ]
];
mockSeries = jasmine.createSpyObj(
'series',
['getPointCount', 'getDomainValue', 'getRangeValue']
);
mockSeries.getPointCount.andCallFake(function () {
return testSeries.length;
});
mockSeries.getDomainValue.andCallFake(function (i) {
return testSeries[i][0];
});
mockSeries.getRangeValue.andCallFake(function (i) {
return testSeries[i][1];
});
window = new PlotSeriesWindow(
mockSeries,
"testDomain",
"testRange",
1,
testSeries.length
);
});
it("provides a window upon a data series", function () {
expect(window.getPointCount()).toEqual(4);
expect(window.getDomainValue(0)).toEqual(10);
expect(window.getRangeValue(0)).toEqual(1);
});
it("looks up using specific domain/range keys", function () {
window.getDomainValue(0);
window.getRangeValue(0);
expect(mockSeries.getDomainValue)
.toHaveBeenCalledWith(1, 'testDomain');
expect(mockSeries.getRangeValue)
.toHaveBeenCalledWith(1, 'testRange');
});
it("can be split into smaller windows", function () {
var windows = window.split();
expect(windows.length).toEqual(2);
expect(windows[0].getPointCount()).toEqual(2);
expect(windows[1].getPointCount()).toEqual(2);
expect(windows[0].getDomainValue(0)).toEqual(10);
expect(windows[1].getDomainValue(0)).toEqual(30);
expect(windows[0].getRangeValue(0)).toEqual(1);
expect(windows[1].getRangeValue(0)).toEqual(9);
});
});
}
);