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| 1 <!-- | |
| 2 Copyright 2013 Google Inc. All Rights Reserved. | |
| 3 | |
| 4 Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 you may not use this file except in compliance with the License. | |
| 6 You may obtain a copy of the License at | |
| 7 | |
| 8 http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | |
| 10 Unless required by applicable law or agreed to in writing, software | |
| 11 distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 See the License for the specific language governing permissions and | |
| 14 limitations under the License. | |
| 15 --> | |
| 16 | |
| 17 <!DOCTYPE html><meta charset="UTF-8"> | |
| 18 <div id="anim"></div> | |
| 19 | |
| 20 <script src="../bootstrap.js"></script> | |
| 21 <script> | |
| 22 "use strict"; | |
| 23 | |
| 24 var elem = document.getElementById("anim"); | |
| 25 var animFunc = {left: "100px"}; | |
| 26 | |
| 27 // Test that Animation is constructed with no parent. | |
| 28 var child = new Animation(elem, animFunc, 1); | |
| 29 test(function() {assert_equals(child.parent, null)}, | |
| 30 "Child should have no parent"); | |
| 31 | |
| 32 // Test that group is constructed with zero children. | |
| 33 var parent = new AnimationGroup(); | |
| 34 test(function() {assert_equals(parent.children.length, 0)}, | |
| 35 "Parent should have zero children"); | |
| 36 | |
| 37 // Test that updates are made to child when constructing parent. | |
| 38 var parent = new AnimationGroup([child]); | |
| 39 test(function() {assert_equals(child.parent, parent)}, | |
| 40 "Parent's constructor, Child's parent should be set to parent"); | |
| 41 test(function() {assert_equals(parent.children.length, 1)}, | |
| 42 "Parent's constructor, Parent should have 1 child"); | |
| 43 test(function() {assert_equals(parent.children[0], child)}, | |
| 44 "Parent's constructor, Parent should have correct child"); | |
| 45 | |
| 46 // Test that updates are made to previous and new parent when using append(). | |
| 47 var newParent = new AnimationGroup(); | |
| 48 newParent.append(child); | |
| 49 test(function() {assert_equals(child.parent, newParent)}, | |
| 50 "With .append, child's parent should be updated to new parent"); | |
| 51 test(function() {assert_equals(parent.children.length, 0)}, | |
| 52 "With .append, Previous parent should no longer have children"); | |
| 53 test(function() {assert_equals(newParent.children.length, 1)}, | |
| 54 "With .append, New parent should now have 1 child"); | |
| 55 test(function() {assert_equals(newParent.children[0], child)}, | |
| 56 "With .append, New parent should now have correct child"); | |
| 57 | |
| 58 // Test that calling append() with an existing child causes that child to be mov
ed | |
| 59 // to the end of the list of children. | |
| 60 var sibling = new Animation(elem, animFunc, 1.0); | |
| 61 var animationSequence = new AnimationSequence([child, sibling]); | |
| 62 test(function() {assert_equals(animationSequence.children.length, 2)}, | |
| 63 "Moved child, new animationSequence.children.length"); | |
| 64 test(function() {assert_equals(animationSequence.children[0], child)}, | |
| 65 "Moved child, new animationSequence's first child should be 'child'"); | |
| 66 test(function() {assert_equals(animationSequence.children[1], sibling)}, | |
| 67 "Moved child, Second child should be 'sibling'"); | |
| 68 test(function() {assert_equals(child.startTime, 0.0)}, | |
| 69 "Moved child, start time of 'child' == 0.0"); | |
| 70 test(function() {assert_equals(sibling.startTime, 1.0)}, | |
| 71 "Moved child, start time of 'sibling' == 1.0"); | |
| 72 animationSequence.append(animationSequence.children[0]); | |
| 73 test(function() {assert_equals(animationSequence.children.length, 2)}, | |
| 74 "After .append, animationSequence.children.length"); | |
| 75 test(function() {assert_equals(animationSequence.children[0], sibling)}, | |
| 76 "After .append, First child should be 'sibling'"); | |
| 77 test(function() {assert_equals(animationSequence.children[1], child)}, | |
| 78 "After .append, Second child should be 'child'"); | |
| 79 test(function() {assert_equals(sibling.startTime, 0.0)}, | |
| 80 "After .append, Start time of 'sibling'"); | |
| 81 test(function() {assert_equals(child.startTime, 1.0)}, | |
| 82 "After.append, Start time of 'child'"); | |
| 83 | |
| 84 // Test that setting TimedItem.parent is ignored. | |
| 85 test(function() { | |
| 86 assert_throws(new TypeError(), function() { | |
| 87 child.parent = null; | |
| 88 }); | |
| 89 assert_equals(child.parent, animationSequence); | |
| 90 }, "TimedItem.parent should be read-only"); | |
| 91 test(function() {assert_equals(animationSequence.children.length, 2)}, | |
| 92 "animationSequence.children.length"); | |
| 93 test(function() {assert_equals(animationSequence.children[0], sibling)}, | |
| 94 "First child should be 'sibling'"); | |
| 95 test(function() {assert_equals(animationSequence.children[1], child)}, | |
| 96 "Second child should be 'child'"); | |
| 97 test(function() {assert_equals(sibling.startTime, 0.0)}, | |
| 98 "Start time of 'sibling'"); | |
| 99 test(function() {assert_equals(child.startTime, 1.0)}, | |
| 100 "Start time of 'child'"); | |
| 101 | |
| 102 // Test that TimedItem.clear() updates both parent and children. | |
| 103 animationSequence.clear(); | |
| 104 test(function() {assert_equals(animationSequence.children.length, 0)}, | |
| 105 "Parent's children should be cleared"); | |
| 106 test(function() {assert_equals(child.parent, null)}, | |
| 107 "Child's parent should be cleared"); | |
| 108 test(function() {assert_equals(sibling.parent, null)}, | |
| 109 "Sibling's parent should be cleared"); | |
| 110 | |
| 111 </script> | |
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