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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /layout/base/tests/test_flush_on_paint.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'layout/base/tests/test_flush_on_paint.html')
| -rw-r--r-- | layout/base/tests/test_flush_on_paint.html | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/layout/base/tests/test_flush_on_paint.html b/layout/base/tests/test_flush_on_paint.html new file mode 100644 index 000000000..de088b4de --- /dev/null +++ b/layout/base/tests/test_flush_on_paint.html @@ -0,0 +1,64 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test that we flush before painting</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body onload="doIteration()"> +<p id="display"></p> +<div id="content" style="display: none"> +</div> +<embed type="application/x-test" id="plugin" drawmode="solid" style="width:200px; height:200px;"></embed> +<pre id="test"> +<script type="application/javascript"> +SimpleTest.waitForExplicitFinish(); +SimpleTest.requestFlakyTimeout("This test deals with painting and invalidation. " + + "Those are tricky to detect, so we have to poll here, which means that we have to rely on flaky timeouts. " + + "This special case is safe because we're only polling for events."); + +var iterations = 0; +var plugin = document.getElementById("plugin"); +var lastPaintCount; +var expectedWidth; + +var toggle = true; +function invalidationLoop() { + toggle = !toggle; + var color = toggle ? "8F" : "00"; + plugin.setColor("FFFFFF" + color); + setTimeout(invalidationLoop, 20); +} +invalidationLoop(); + +function doIteration() { + lastPaintCount = window.mozPaintCount; + ok(true, "Beginning iteration " + iterations + ", last paint count: " + lastPaintCount); + + expectedWidth = 201 + iterations; + plugin.style.width = expectedWidth + "px"; + checkDone(); +} + +function checkDone() { + ok(true, "Check to see if we're done: " + window.mozPaintCount); + if (window.mozPaintCount == lastPaintCount) { + setTimeout(checkDone, 30); + return; + } + + var utils = SpecialPowers.getDOMWindowUtils(window); + is(plugin.getWidthAtLastPaint(), utils.screenPixelsPerCSSPixel*expectedWidth, + "Check that we set width before painting"); + + ++iterations; + if (iterations < 100) { + doIteration(); + } else { + SimpleTest.finish(); + } +} +</script> +</pre> +</body> +</html> |