Blame layout/generic/test/test_invalidate_during_plugin_paint.html
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<html>
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<head>
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<title>Test handling plugins invalidating during paint</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="plugin-utils.js"></script>
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<script type="text/javascript">
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setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
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</script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<style>
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embed { width:200px; height:200px; display:block; }
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</style>
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</head>
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<body>
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<embed id="p1" type="application/x-test" drawmode="solid" color="80808080"></embed>
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<script class="testbody" type="text/javascript">
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var p1 = document.getElementById("p1");
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var initialPaintCount;
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function checkEnded() {
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var paints = p1.getPaintCount() - initialPaintCount;
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if (paints > 20) {
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ok(true, "Got " + paints + " paints");
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SimpleTest.finish();
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return;
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}
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setTimeout(checkEnded, 30);
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}
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function doTest() {
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initialPaintCount = p1.getPaintCount();
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// Tell the plugin to invalidate every time it paints
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p1.setInvalidateDuringPaint(true);
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// Trigger an invalidation to get painting started
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p1.setColor("FFFFFFFF");
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// Now we should have an infinite cycle of painting and invalidations.
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// Poll for more than 20 paints to happen.
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checkEnded();
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}
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// Need to run 'doTest' after painting is unsuppressed, or we'll set clip
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// regions to empty.
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addLoadEvent(doTest);
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SimpleTest.waitForExplicitFinish();
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SimpleTest.requestFlakyTimeout("untriaged");
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</script>
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</body>
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</html>
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