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
|
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=497665
-->
<head>
<title>Test for Bug 497665</title>
<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=497665">Mozilla Bug 497665</a>
<p id="display"></p>
<pre id="test">
<script type="application/javascript">
var image1first, image2first, image1second, image2second, image1third, image2third;
SimpleTest.waitForExplicitFinish();
function checkFirst()
{
var iframeelem = document.getElementById('test-iframe');
var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');
var firstimg = iframeelem.contentDocument.getElementById('image1');
var secondimg = iframeelem.contentDocument.getElementById('image2');
ctx.drawImage(firstimg, 0, 0);
image1first = canvas.toDataURL();
ctx.drawImage(secondimg, 0, 0);
image2first = canvas.toDataURL();
ok(image1first == image2first, "We got different images, but shouldn't have.");
iframeelem.onload = checkForceReload;
iframeelem.contentWindow.location.reload(true);
}
function checkForceReload()
{
var iframeelem = document.getElementById('test-iframe');
var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');
var firstimg = iframeelem.contentDocument.getElementById('image1');
var secondimg = iframeelem.contentDocument.getElementById('image2');
ctx.drawImage(firstimg, 0, 0);
image1second = canvas.toDataURL();
ctx.drawImage(secondimg, 0, 0);
image2second = canvas.toDataURL();
ok(image1second == image2second, "We got different images after a force-reload, but shouldn't have.");
// Sanity check that we actually reloaded.
ok(image1first != image1second, "We got the same images after a force-reload.");
iframeelem.onload = checkReload;
iframeelem.contentWindow.location.reload(false);
}
function checkReload()
{
var iframeelem = document.getElementById('test-iframe');
var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');
var firstimg = iframeelem.contentDocument.getElementById('image1');
var secondimg = iframeelem.contentDocument.getElementById('image2');
ctx.drawImage(firstimg, 0, 0);
image1third = canvas.toDataURL();
ctx.drawImage(secondimg, 0, 0);
image2third = canvas.toDataURL();
ok(image1third == image2third, "We got different images after a reload, but shouldn't have.");
SimpleTest.finish();
}
</script>
</pre>
<div id="content"> <!-- style="display: none" -->
<canvas id="canvas" width="100" height="100"> </canvas>
<iframe id="test-iframe" src="bug497665-iframe.html" onload="checkFirst()"></iframe>
</div>
</body>
</html>
|
