зеркало из https://github.com/mozilla/gecko-dev.git
30 строки
1.0 KiB
HTML
30 строки
1.0 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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</head>
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<body onload="startTests()">
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<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=783129" target="_blank">Mozilla Bug 783129</a>
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<iframe id="fooframe" src="/"></iframe>
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<script type="application/javascript">
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/** Test for Bug 783129 **/
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SimpleTest.waitForExplicitFinish();
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function startTests() {
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var frame = document.getElementById("fooframe");
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class XFoo extends frame.contentWindow.HTMLElement {};
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frame.contentWindow.customElements.define("x-foo", XFoo);
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var elem = new XFoo();
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is(elem.tagName, "X-FOO", "Constructor should create an x-foo element.");
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var anotherElem = $("fooframe").contentDocument.createElement("x-foo");
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is(anotherElem.tagName, "X-FOO", "createElement should create an x-foo element.");
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SimpleTest.finish();
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}
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</script>
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</body>
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</html>
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