gecko-dev/dom/base/test/test_constructor.html

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<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE html>
<html>
<head>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<script type="application/javascript">
function testConstructor(name)
{
window[name]; // resolve not through assignment
window[name] = 17;
var desc = Object.getOwnPropertyDescriptor(window, name);
ok(typeof desc === "object" && desc !== null, name + ": property must exist");
is(desc.value, 17, name + ": overwrite didn't work correctly");
is(desc.enumerable, false,
name + ": initial descriptor was non-enumerable, and [[Put]] changes " +
"the property value but not its enumerability");
is(desc.configurable, true,
name + ": initial descriptor was configurable, and [[Put]] changes the " +
"property value but not its configurability");
is(desc.writable, true,
name + ": initial descriptor was writable, and [[Put]] changes the " +
"property value but not its writability");
}
var ctors =
[
"HTMLElement",
"HTMLDivElement",
"HTMLSpanElement",
"HTMLParagraphElement",
"HTMLOptionElement",
"HTMLHtmlElement",
"Element",
"Node",
"Document",
"Image",
"Audio",
"HTMLAudioElement",
"HTMLVideoElement",
"Window",
"XMLHttpRequest",
"Navigator",
"WebSocket",
"Event",
"IDBKeyRange",
"CSSPageRule",
"SVGPatternElement",
];
ctors.forEach(testConstructor);
</script>
</body>
</html>