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52 lines
1.7 KiB
HTML
52 lines
1.7 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=1279202
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-->
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<head>
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<title>Test for Bug 1279202</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body onload="run()">
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1279202">Mozilla Bug 1279202</a>
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<iframe src="resize_flush_iframe.html" id="iframe" height="200" width="200" style="border:none"></iframe>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 1279202 **/
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SimpleTest.waitForExplicitFinish();
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function run() {
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var iframe = document.getElementById("iframe");
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var doc = iframe.contentDocument.documentElement;
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var win = iframe.contentWindow;
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var body = iframe.contentDocument.body;
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// Flush any pending layout changes before we start.
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var width = doc.clientWidth;
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// Resize the iframe
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iframe.width = '300px';
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// Flush pending style changes, but not layout ones. We do this twice because the first flush
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// does a partial flush of the resize (setting the size on the pres context) which sets the
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// need style flush flag again. The second call makes sure mNeedStyleFlush is false.
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var color = win.getComputedStyle(body).getPropertyValue("background-color");
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color = win.getComputedStyle(body).getPropertyValue("background-color");
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is(color, "rgb(0, 128, 0)", "Style flush not completed when resizing an iframe!");
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// Query the size of the inner document and make sure it has had a layout flush.
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width = doc.clientWidth;
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is(width, 300, "Layout flush not completed when resizing an iframe!");
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SimpleTest.finish();
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}
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</script>
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</pre>
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</body>
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</html>
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