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<!DOCTYPE html>
<html>
<head>
<title>Test for Bug 1371453</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
<link rel="stylesheet" href="data:text/css,{}">
<body>
<script>
SimpleTest.waitForExplicitFinish();
const Cu = SpecialPowers.Components.utils;
const { ContentTaskUtils } = ChromeUtils.import("resource://testing-common/ContentTaskUtils.jsm");
document.styleSheetChangeEventsEnabled = true;
onload = runTest;
async function runTest() {
const sheet = document.getElementsByTagName("link")[1].sheet;
sheet.insertRule('@import url("blahblah")', 0);
const rule = sheet.cssRules[0];
is(rule.type, CSSRule.IMPORT_RULE, "Got expected import rule.");
isnot(rule.styleSheet, null, "Import rule contains a stylesheet.");
isnot(rule.media, null, "Import rule contains a media list.");
is(rule.href, "blahblah", "Import rule contains expected href.");
SimpleTest.finish();
}
</script>
</body>
</html>
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