layout/base/tests/test_bug514127.html@6474c204b198
layout/base/tests/test_bug514127.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 https://bugzilla.mozilla.org/show_bug.cgi?id=514127
5 -->
6 <head>
7 <title>Test for Bug 514127</title>
8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
10 </head>
11 <body onload="runTest();">
12 <p><a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=514127">Mozilla Bug 514127</a></p>
14 <!--
15 iframe source is
16 <html><body style='background: rgb(0,0,255); width: 100px; height: 50100px;'></body></html>
17 -->
18 <iframe id="source" width="50" height="50"
19 src="data:text/html,%3Chtml%3E%3Cbody%20style%3D%27background%3A%20rgb%280%2C0%2C255%29%3B%20width%3A%20100px%3B%20height%3A%2050100px%3B%27%3E%3C%2Fbody%3E%3C%2Fhtml%3E"></iframe>
21 <pre id="test">
22 <script type="application/javascript">
24 /** Test for Bug 514127 **/
26 SimpleTest.waitForExplicitFinish();
28 function runTest() {
30 var source = document.getElementById('source').contentWindow;
31 var canvasWidth = 50;
32 var canvasHeight = 50;
34 rect = { left: 25, top: 50000,
35 width: canvasWidth, height: canvasHeight };
36 var canvas = SpecialPowers.snapshotRect(source, rect, "transparent");
37 var context = canvas.getContext("2d");
39 var data = context.getImageData(0, 0, canvasWidth, canvasHeight).data;
40 var failed = false;
41 for (var i = 0; i < data.length; i+=4) {
42 if (data[i] != 0 || data[i+1] != 0 || data[i+2] != 255 || data[i+3] != 255) {
43 failed = true;
44 break;
45 }
46 }
47 ok(!failed, "all pixels blue");
49 SimpleTest.finish();
50 }
52 </script>
53 </pre>
54 </body>
55 </html>
