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| <!-- |
| @license |
| Copyright (C) 2018 The Android Open Source Project |
| 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. |
| --> |
| <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes"> |
| <meta charset="utf-8"> |
| <title>gr-opacity-diff-mode</title> |
| <script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"></script> |
| <script src="../node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"></script> |
| <script src="../bower_components/web-component-tester/browser.js"></script> |
| |
| <test-fixture id='opacity-diff-fixture'> |
| <template> |
| <gr-opacity-diff-mode></gr-opacity-diff-mode> |
| </template> |
| </test-fixture> |
| |
| <script type="module"> |
| import '../test/common-test-setup.js'; |
| import "./gr-opacity-diff-mode.js"; |
| function getComputedStyleValue(name, el) { |
| let style; |
| if (window.ShadyCSS) { |
| style = ShadyCSS.getComputedStyleValue(el, name); |
| } else if (el.getComputedStyleValue) { |
| style = el.getComputedStyleValue(name); |
| } else { |
| style = getComputedStyle(el).getPropertyValue(name); |
| } |
| return style; |
| }; |
| |
| suite('gr-opacity-diff-tool tests', () => { |
| let element; |
| |
| setup(() => { |
| element= fixture('opacity-diff-fixture'); |
| }); |
| |
| test('slider changes opacity of image', () => { |
| const arrayOfNumbers = [0.73, 0.5, 0.0]; |
| arrayOfNumbers.forEach(number => { |
| assert.notEqual( |
| getComputedStyleValue('--my-opacity-value', element), |
| number); |
| element.$.opacitySlider.value = number; |
| element.handleOpacityChange(); |
| assert.equal( |
| getComputedStyleValue('--my-opacity-value', element), |
| number); |
| }); |
| }); |
| |
| test('create the src string for images', () => { |
| element.revisionImage = { |
| type: 'IMG/src', |
| body: 'Zx3Cgffk=', |
| }; |
| const expectedOutcome = 'data:IMG/src;base64, Zx3Cgffk='; |
| assert.equal(element.computeSrcString(element.revisionImage), |
| expectedOutcome); |
| }); |
| |
| test('size scaling', () => { |
| element._maxWidth = 200; |
| element._maxHeight = 400; |
| |
| assert.equal(getComputedStyleValue('--img-width', element), ''); |
| assert.equal(getComputedStyleValue('--img-height', element), ''); |
| MockInteractions.tap(element.$.scaleSizesToggle); |
| flushAsynchronousOperations(); |
| |
| assert.equal(getComputedStyleValue('--img-width', element), '200px'); |
| assert.equal(getComputedStyleValue('--img-height', element), '400px'); |
| }); |
| |
| test('resize the div container for base & revision image comparison', () => { |
| assert.equal(getComputedStyleValue('--div-height', element), ''); |
| element._maxHeight = 500; |
| element._maxWidth = 300; |
| flushAsynchronousOperations(); |
| |
| assert.equal(getComputedStyleValue('--div-height', element), '500px'); |
| }); |
| }); |
| </script> |
