Jamie Gennis | 6833e18 | 2013-07-19 14:00:49 -0700 | [diff] [blame] | 1 | // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | 'use strict'; |
| 6 | |
| 7 | base.requireStylesheet('ui.value_bar'); |
| 8 | base.require('base.unittest'); |
| 9 | base.require('base.bbox2'); |
| 10 | base.require('ui.dom_helpers'); |
| 11 | base.require('ui.value_bar'); |
| 12 | base.require('ui.value_display'); |
| 13 | |
| 14 | base.unittest.testSuite('ui.value_bar', function() { |
| 15 | |
| 16 | function synClick(element) { |
| 17 | var event = new MouseEvent('click', {}); |
| 18 | element.dispatchEvent(event); |
| 19 | } |
| 20 | |
| 21 | function createValueBar(testFramework) { |
| 22 | var container = ui.createDiv(); |
| 23 | container.style.position = 'relative'; |
| 24 | container.style.height = '200px'; |
| 25 | |
| 26 | var valueBar = new ui.ValueBar(); |
| 27 | valueBar.style['-webkit-flex-direction'] = 'column'; |
| 28 | |
| 29 | testFramework.addHTMLOutput(container); |
| 30 | container.appendChild(valueBar); |
| 31 | |
| 32 | return valueBar; |
| 33 | } |
| 34 | |
| 35 | test('vertical', function() { |
| 36 | var valueBar = createValueBar(this); |
| 37 | |
| 38 | // Test public change event api |
| 39 | var changeEventsTested = 0; |
| 40 | valueBar.addEventListener('lowestValueChange', function(event) { |
| 41 | assertEquals(event.newValue, valueBar.lowestValue); |
| 42 | changeEventsTested++; |
| 43 | }); |
| 44 | |
| 45 | valueBar.addEventListener('highestValueChange', function(event) { |
| 46 | assertEquals(event.newValue, valueBar.highestValue); |
| 47 | changeEventsTested++; |
| 48 | }); |
| 49 | |
| 50 | valueBar.addEventListener('valueChange', function(event) { |
| 51 | assertEquals(event.newValue, valueBar.value); |
| 52 | changeEventsTested++; |
| 53 | }); |
| 54 | |
| 55 | valueBar.addEventListener('previewValueChange', function(event) { |
| 56 | assertEquals(event.newValue, valueBar.previewValue); |
| 57 | changeEventsTested++; |
| 58 | }); |
| 59 | |
| 60 | valueBar.lowestValue = 0.2; |
| 61 | assertEquals(valueBar.lowestValue, 0.2); |
| 62 | |
| 63 | valueBar.highestValue = 3.0; |
| 64 | assertEquals(valueBar.highestValue, 3.0); |
| 65 | |
| 66 | valueBar.value = 1.0; |
| 67 | assertEquals(valueBar.value, 1.0); |
| 68 | |
| 69 | valueBar.previewValue = 0.5; |
| 70 | assertEquals(valueBar.previewValue, 0.5); |
| 71 | |
| 72 | // Verify that all change events fired. |
| 73 | assertEquals(changeEventsTested, 4); |
| 74 | }); |
| 75 | |
| 76 | test('rangeControl', function() { |
| 77 | var valueBar = createValueBar(this); |
| 78 | |
| 79 | var controlRange = valueBar.rangeControlPixelRange; |
| 80 | assertEquals(valueBar.fractionalValue_(0), 0); |
| 81 | assertEquals(valueBar.fractionalValue_(controlRange), 1); |
| 82 | |
| 83 | assertEquals(valueBar.pixelByValue_(0), 0); |
| 84 | assertEquals(valueBar.pixelByValue_(1), controlRange); |
| 85 | |
| 86 | var lowestValueButton = valueBar.querySelector('.lowest-value-control'); |
| 87 | synClick(lowestValueButton); |
| 88 | assertEquals(valueBar.value, valueBar.lowestValue); |
| 89 | |
| 90 | var highestValueButton = valueBar.querySelector('.highest-value-control'); |
| 91 | synClick(highestValueButton); |
| 92 | assertEquals(valueBar.value, valueBar.highestValue); |
| 93 | }); |
| 94 | |
| 95 | test('valueDisplay', function() { |
| 96 | var valueBar = createValueBar(this); |
| 97 | var valueDisplay = new ui.ValueDisplay(); |
| 98 | valueDisplay.style.position = 'absolute'; |
| 99 | valueDisplay.style.left = '60px'; |
| 100 | valueDisplay.style.width = '200px'; |
| 101 | valueDisplay.style.display = '-webkit-flex'; |
| 102 | valueDisplay['-webkit-flex-direction'] = 'column'; |
| 103 | valueDisplay.valueBar = valueBar; |
| 104 | valueBar.parentElement.appendChild(valueDisplay); |
| 105 | |
| 106 | valueBar.lowestValue = 0.2; |
| 107 | var lowestValueButton = valueBar.querySelector('.lowest-value-control'); |
| 108 | synClick(lowestValueButton); |
| 109 | assertEquals('0.20 (\u2192 0.20)', valueDisplay.textContent); |
| 110 | |
| 111 | valueBar.highestValue = 3.0; |
| 112 | var highestValueButton = valueBar.querySelector('.highest-value-control'); |
| 113 | synClick(highestValueButton); |
| 114 | assertEquals('3.00 (\u2192 3.00)', valueDisplay.textContent); |
| 115 | }); |
| 116 | |
| 117 | test('horizontal', function() { |
| 118 | var container = ui.createDiv(); |
| 119 | container.style.position = 'relative'; |
| 120 | container.style.height = '200px'; |
| 121 | |
| 122 | var valueBar = new ui.ValueBar(); |
| 123 | valueBar.style['-webkit-flex-direction'] = 'row'; |
| 124 | |
| 125 | this.addHTMLOutput(container); |
| 126 | container.appendChild(valueBar); |
| 127 | valueBar.vertical = false; |
| 128 | |
| 129 | valueBar.lowestValue = -70; |
| 130 | assertEquals(valueBar.lowestValue, -70); |
| 131 | |
| 132 | valueBar.highestValue = 70; |
| 133 | assertEquals(valueBar.highestValue, 70); |
| 134 | |
| 135 | valueBar.value = 0.0; |
| 136 | assertEquals(valueBar.value, 0.0); |
| 137 | |
| 138 | valueBar.previewValue = 0.5; |
| 139 | assertEquals(valueBar.previewValue, 0.5); |
| 140 | |
| 141 | var controlRange = valueBar.rangeControlPixelRange; |
| 142 | assertEquals(valueBar.fractionalValue_(0), 0); |
| 143 | assertEquals(valueBar.fractionalValue_(controlRange), 1); |
| 144 | |
| 145 | assertEquals(valueBar.pixelByValue_(0), 0); |
| 146 | assertEquals(valueBar.pixelByValue_(1), controlRange); |
| 147 | }); |
| 148 | |
| 149 | test('overrideContent', function() { |
| 150 | var container = ui.createDiv(); |
| 151 | container.style.position = 'relative'; |
| 152 | container.style.height = '200px'; |
| 153 | |
| 154 | var ABBar = ui.define('ab-bar'); |
| 155 | ABBar.prototype = { |
| 156 | __proto__: ui.ValueBar.prototype, |
| 157 | updateLowestValueElement: function(element) { |
| 158 | element.style.fontSize = '25px'; |
| 159 | element.textContent = 'A'; |
| 160 | }, |
| 161 | updateHighestValueElement: function(element) { |
| 162 | element.style.fontSize = '25px'; |
| 163 | element.textContent = 'B'; |
| 164 | } |
| 165 | }; |
| 166 | var aBBar = new ABBar(); |
| 167 | assertEquals('AB', aBBar.textContent); |
| 168 | }); |
| 169 | }); |