2009-12-31 07:56:33 -08:00
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=536379
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-->
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<head>
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<title>Test for Bug 536379</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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<link rel="stylesheet" type="text/css" href="data:text/css,p { color: green }">
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<link rel="stylesheet" type="text/css" href="data:text/css,p { color: green }">
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=536379">Mozilla Bug 536379</a>
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<p id="display"></p>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 536379 **/
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2013-02-15 06:34:46 -08:00
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const CI = SpecialPowers.Ci;
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const CC = SpecialPowers.Cc;
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2009-12-31 07:56:33 -08:00
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var domUtils =
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CC["@mozilla.org/inspector/dom-utils;1"].getService(CI.inIDOMUtils);
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var rules = domUtils.getCSSStyleRules(document.getElementById("display"));
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var firstPRule =
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rules.GetElementAt(rules.Count() - 2).QueryInterface(CI.nsIDOMCSSStyleRule);
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firstPRule.style.removeProperty("color");
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ok(true, "should not crash");
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var links = document.getElementsByTagName("link");
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is(links.length, 3, "links.length");
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2013-02-15 06:34:46 -08:00
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is(SpecialPowers.unwrap(firstPRule.parentStyleSheet), links[1].sheet, "sheet match for first P rule");
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2009-12-31 07:56:33 -08:00
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var secondPRule =
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rules.GetElementAt(rules.Count() - 1).QueryInterface(CI.nsIDOMCSSStyleRule);
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2013-02-15 06:34:46 -08:00
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is(SpecialPowers.unwrap(secondPRule.parentStyleSheet), links[2].sheet, "sheet match for second P rule");
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2009-12-31 07:56:33 -08:00
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is(links[1].href, links[2].href, "links should have same href");
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isnot(links[1].sheet, links[2].sheet, "links should have different sheets");
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isnot(firstPRule, secondPRule, "rules should be different");
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isnot(firstPRule.cssText, secondPRule.cssText, "text should be different since property was removed from one");
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</script>
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</pre>
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</body>
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</html>
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