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Test Info:

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<title>Test for Bug 450191</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body onload="run()">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=450191">Mozilla Bug 450191</a>
<iframe id="display" src="about:blank"></iframe>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 450191 **/
SimpleTest.waitForExplicitFinish();
function run() {
var iframe = document.getElementById("display");
var subdoc = iframe.contentDocument;
var subwin = iframe.contentWindow;
var doctext = "<div style='font-size: 2em'>div text <table><tr><td id='t'>table text</td></tr></table></div>";
function subdoc_body_font() {
return subwin.getComputedStyle(subdoc.body).fontSize;
}
function subdoc_cell_font() {
return subwin.getComputedStyle(subdoc.getElementById("t")).fontSize;
}
subdoc.open();
subdoc.write(doctext);
subdoc.close();
is(subdoc_cell_font(), subdoc_body_font(),
"Quirks style sheet should be applied.");
subdoc.open();
subdoc.write("<!DOCTYPE HTML>" + doctext);
subdoc.close();
isnot(subdoc_cell_font(), subdoc_body_font(),
"Quirks style sheet should NOT be applied.");
subdoc.open();
subdoc.write(doctext);
subdoc.close();
is(subdoc_cell_font(), subdoc_body_font(),
"Quirks style sheet should be applied.");
SimpleTest.finish();
}
</script>
</pre>
</body>
</html>