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96 lines
4.0 KiB
JavaScript
96 lines
4.0 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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define(
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['../../src/elements/LineProxy'],
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function (LineProxy) {
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describe("A fixed position line proxy", function () {
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var vertical, horizontal, diagonal, reversed;
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beforeEach(function () {
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vertical = { x: 1, y: 4, x2: 1, y2: 8 };
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horizontal = { x: 3, y: 3, x2: 12, y2: 3 };
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diagonal = { x: 3, y: 8, x2: 5, y2: 11 };
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reversed = { x2: 3, y2: 8, x: 5, y: 11 };
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});
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it("ensures visible width for vertical lines", function () {
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expect(new LineProxy(vertical).width()).toEqual(1);
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});
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it("ensures visible height for horizontal lines", function () {
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expect(new LineProxy(horizontal).height()).toEqual(1);
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});
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it("provides a bounding box for lines", function () {
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var proxy = new LineProxy(diagonal);
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expect(proxy.x()).toEqual(3);
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expect(proxy.y()).toEqual(8);
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expect(proxy.width()).toEqual(2);
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expect(proxy.height()).toEqual(3);
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});
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it("bounds lines identically regardless of point order", function () {
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// That is, x(), width(), y(), and height() should always give
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// the same results for the same line segments, regardless of
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// which point is x,y and which is x2,y2
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['x', 'y', 'width', 'height'].forEach(function (method) {
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expect(new LineProxy(diagonal)[method]())
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.toEqual(new LineProxy(reversed)[method]());
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});
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});
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it("adjusts both ends when mutating x", function () {
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var proxy = new LineProxy(diagonal);
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proxy.x(6);
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expect(diagonal).toEqual({ x: 6, y: 8, x2: 8, y2: 11 });
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});
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it("adjusts both ends when mutating y", function () {
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var proxy = new LineProxy(diagonal);
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proxy.y(6);
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expect(diagonal).toEqual({ x: 3, y: 6, x2: 5, y2: 9 });
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});
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it("provides internal positions for SVG lines", function () {
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var proxy;
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proxy = new LineProxy(diagonal);
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expect(proxy.x1()).toEqual(0);
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expect(proxy.y1()).toEqual(0);
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expect(proxy.x2()).toEqual(2);
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expect(proxy.y2()).toEqual(3);
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proxy = new LineProxy(reversed);
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expect(proxy.x1()).toEqual(2);
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expect(proxy.y1()).toEqual(3);
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expect(proxy.x2()).toEqual(0);
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expect(proxy.y2()).toEqual(0);
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});
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it("provides handles for both ends", function () {
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expect(new LineProxy(diagonal).handles().length).toEqual(2);
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});
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});
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}
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);
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