1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
<!DOCTYPE html>
<html>
<!--
Copyright 2008 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<!--
Author: arv@google.com (Erik Arvidsson)
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.fx.CssSpriteAnimation</title>
<script src="../base.js"></script>
<script>
goog.require('goog.fx.CssSpriteAnimation');
goog.require('goog.math.Box');
goog.require('goog.math.Size');
goog.require('goog.testing.MockClock');
goog.require('goog.testing.jsunit');
</script>
<style>
#test {
width: 10px;
height: 10px;
}
</style>
</head>
<body>
<div id="test"></div>
<script>
var el = document.getElementById('test');
var size = new goog.math.Size(10, 10);
var box = new goog.math.Box(0, 10, 100, 0);
var time = 1000;
var anim, clock;
function setUpPage() {
clock = new goog.testing.MockClock(true);
}
function tearDownPage() {
clock.dispose();
}
function setUp() {
anim = new goog.fx.CssSpriteAnimation(el, size, box, time);
anim.play();
}
function tearDown() {
anim.clearSpritePosition();
anim.dispose();
}
function assertBackgroundPosition(x, y) {
if (typeof el.style.backgroundPositionX != 'undefined') {
assertEquals(x + 'px', el.style.backgroundPositionX);
assertEquals(y + 'px', el.style.backgroundPositionY);
} else {
var bgPos = el.style.backgroundPosition;
var message = 'Expected <' + x + 'px ' + y + 'px>, found <' + bgPos + '>';
if (x == y) {
// when x and y are the same the browser sometimes collapse the prop
assertTrue(message,
bgPos == x || // in case of 0 without a unit
bgPos == x + 'px' ||
bgPos == x + ' ' + y ||
bgPos == x + 'px ' + y + 'px');
} else {
assertTrue(message,
bgPos == x + ' ' + y ||
bgPos == x + 'px ' + y ||
bgPos == x + ' ' + y + 'px' ||
bgPos == x + 'px ' + y + 'px');
}
}
}
function testAnimation() {
assertBackgroundPosition(0, 0);
clock.tick(5);
assertBackgroundPosition(0, 0);
clock.tick(95);
assertBackgroundPosition(0, -10);
clock.tick(100);
assertBackgroundPosition(0, -20);
clock.tick(300);
assertBackgroundPosition(0, -50);
clock.tick(400);
assertBackgroundPosition(0, -90);
// loop around
clock.tick(100);
assertBackgroundPosition(0, 0);
}
function testClearSpritePosition() {
assertBackgroundPosition(0, 0);
clock.tick(100);
assertBackgroundPosition(0, -10);
anim.clearSpritePosition();
if (typeof el.style.backgroundPositionX != 'undefined') {
assertEquals('', el.style.backgroundPositionX);
assertEquals('', el.style.backgroundPositionY);
}
assertEquals('', el.style.backgroundPosition);
}
</script>
</body>
</html>
|
