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97 lines
3.7 KiB
JavaScript
97 lines
3.7 KiB
JavaScript
/*****************************************************************************
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* Open MCT Web, Copyright (c) 2014-2015, 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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/*global define,Promise,describe,it,expect,beforeEach,waitsFor,jasmine*/
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/**
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* MergeModelsSpec. Created by vwoeltje on 11/6/14.
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*/
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define(
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["../src/Canvas2DChart"],
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function (Canvas2DChart) {
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"use strict";
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describe("A canvas 2d chart", function () {
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var mockCanvas,
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mock2d,
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chart;
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beforeEach(function () {
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mockCanvas = jasmine.createSpyObj("canvas", [ "getContext" ]);
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mock2d = jasmine.createSpyObj(
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"2d",
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[
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"clearRect",
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"beginPath",
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"moveTo",
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"lineTo",
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"stroke",
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"fillRect"
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]
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);
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mockCanvas.getContext.andReturn(mock2d);
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chart = new Canvas2DChart(mockCanvas);
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});
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// Note that tests below are less specific than they
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// could be, esp. w.r.t. arguments to drawing calls;
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// this is a fallback option so is a lower test priority.
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it("allows the canvas to be cleared", function () {
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chart.clear();
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expect(mock2d.clearRect).toHaveBeenCalled();
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});
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it("doees not construct if 2D is unavailable", function () {
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mockCanvas.getContext.andReturn(undefined);
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expect(function () {
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return new Canvas2DChart(mockCanvas);
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}).toThrow();
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});
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it("allows dimensions to be set", function () {
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// No return value, just verify API is present
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chart.setDimensions([120, 120], [0, 10]);
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});
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it("allows lines to be drawn", function () {
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var testBuffer = [ 0, 1, 3, 8 ],
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testColor = [ 0.25, 0.33, 0.66, 1.0 ],
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testPoints = 2;
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chart.drawLine(testBuffer, testColor, testPoints);
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expect(mock2d.beginPath).toHaveBeenCalled();
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expect(mock2d.lineTo.calls.length).toEqual(1);
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expect(mock2d.stroke).toHaveBeenCalled();
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});
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it("allows squares to be drawn", function () {
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var testMin = [0, 1],
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testMax = [10, 10],
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testColor = [ 0.25, 0.33, 0.66, 1.0 ];
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chart.drawSquare(testMin, testMax, testColor);
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expect(mock2d.fillRect).toHaveBeenCalled();
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});
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});
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}
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); |