layout/base/tests/test_bug514127.html

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 <!DOCTYPE HTML>
michael@0 2 <html>
michael@0 3 <!--
michael@0 4 https://bugzilla.mozilla.org/show_bug.cgi?id=514127
michael@0 5 -->
michael@0 6 <head>
michael@0 7 <title>Test for Bug 514127</title>
michael@0 8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
michael@0 9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
michael@0 10 </head>
michael@0 11 <body onload="runTest();">
michael@0 12 <p><a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=514127">Mozilla Bug 514127</a></p>
michael@0 13
michael@0 14 <!--
michael@0 15 iframe source is
michael@0 16 <html><body style='background: rgb(0,0,255); width: 100px; height: 50100px;'></body></html>
michael@0 17 -->
michael@0 18 <iframe id="source" width="50" height="50"
michael@0 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>
michael@0 20
michael@0 21 <pre id="test">
michael@0 22 <script type="application/javascript">
michael@0 23
michael@0 24 /** Test for Bug 514127 **/
michael@0 25
michael@0 26 SimpleTest.waitForExplicitFinish();
michael@0 27
michael@0 28 function runTest() {
michael@0 29
michael@0 30 var source = document.getElementById('source').contentWindow;
michael@0 31 var canvasWidth = 50;
michael@0 32 var canvasHeight = 50;
michael@0 33
michael@0 34 rect = { left: 25, top: 50000,
michael@0 35 width: canvasWidth, height: canvasHeight };
michael@0 36 var canvas = SpecialPowers.snapshotRect(source, rect, "transparent");
michael@0 37 var context = canvas.getContext("2d");
michael@0 38
michael@0 39 var data = context.getImageData(0, 0, canvasWidth, canvasHeight).data;
michael@0 40 var failed = false;
michael@0 41 for (var i = 0; i < data.length; i+=4) {
michael@0 42 if (data[i] != 0 || data[i+1] != 0 || data[i+2] != 255 || data[i+3] != 255) {
michael@0 43 failed = true;
michael@0 44 break;
michael@0 45 }
michael@0 46 }
michael@0 47 ok(!failed, "all pixels blue");
michael@0 48
michael@0 49 SimpleTest.finish();
michael@0 50 }
michael@0 51
michael@0 52 </script>
michael@0 53 </pre>
michael@0 54 </body>
michael@0 55 </html>

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