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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1107443
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1107443</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for Bug 1107443 **/
try {
Object.defineProperty(window, "nosuchprop", { value: 5, configurable: false });
throw "didn't throw";
} catch (e) {
is(e instanceof TypeError, true,
"defineProperty(window) with a non-configurable property should " +
"throw a TypeError, instead got: " + e);
is(Object.getOwnPropertyDescriptor(window, "nosuchprop"), undefined,
'Window should not have property after an attempt to define it failed');
}
Object.defineProperty(window, "nosuchprop", { value: 6 });
var desc = Object.getOwnPropertyDescriptor(window, "nosuchprop");
is(typeof(desc), "object", "Should have a property now");
todo_is(desc.configurable, true, "Property should be configurable");
is(desc.writable, false, "Property should be readonly");
is(desc.value, 6, "Property should have the right value");
Object.defineProperty(window, "nosuchprop2", { value: 7, configurable: true });
desc = Object.getOwnPropertyDescriptor(window, "nosuchprop2");
is(typeof(desc), "object", "Should have a property now");
is(desc.configurable, true, "Property should be configurable");
is(desc.writable, false, "Property should be readonly");
is(desc.value, 7, "Property should have the right value");
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1107443">Mozilla Bug 1107443</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>
|
