layout/base/tests/test_flush_on_paint.html@6474c204b198
layout/base/tests/test_flush_on_paint.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 <head>
4 <title>Test that we flush before painting</title>
5 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
7 </head>
8 <body onload="doIteration()">
9 <p id="display"></p>
10 <div id="content" style="display: none">
11 </div>
12 <embed type="application/x-test" id="plugin" drawmode="solid" style="width:200px; height:200px;"></embed>
13 <pre id="test">
14 <script type="application/javascript">
15 SimpleTest.waitForExplicitFinish();
17 var iterations = 0;
18 var plugin = document.getElementById("plugin");
19 var lastPaintCount;
20 var expectedWidth;
22 var toggle = true;
23 function invalidationLoop() {
24 toggle = !toggle;
25 var color = toggle ? "8F" : "00";
26 plugin.setColor("FFFFFF" + color);
27 setTimeout(invalidationLoop, 20);
28 }
29 invalidationLoop();
31 function doIteration() {
32 lastPaintCount = window.mozPaintCount;
33 ok(true, "Beginning iteration " + iterations + ", last paint count: " + lastPaintCount);
35 expectedWidth = 201 + iterations;
36 plugin.style.width = expectedWidth + "px";
37 checkDone();
38 }
40 function checkDone() {
41 ok(true, "Check to see if we're done: " + window.mozPaintCount);
42 if (window.mozPaintCount == lastPaintCount) {
43 setTimeout(checkDone, 30);
44 return;
45 }
47 var utils = SpecialPowers.getDOMWindowUtils(window);
48 is(plugin.getWidthAtLastPaint(), utils.screenPixelsPerCSSPixel*expectedWidth,
49 "Check that we set width before painting");
51 ++iterations;
52 if (iterations < 100) {
53 doIteration();
54 } else {
55 SimpleTest.finish();
56 }
57 }
58 </script>
59 </pre>
60 </body>
61 </html>
