<!DOCTYPE html>
<html>
<body>
<script src="../../../resources/js-test-pre.js"></script>
<iframe src="http://localhost:8000/security/resources/iframe-with-element.html"></iframe>
<script>
description("Test the behavior of Object.preventExtensions() for Window / Location.");
jsTestIsAsync = true;

onload = function() {
    debug ("* Cross origin");
    shouldBeTrue("Object.isExtensible(frames[0])");
    shouldThrowErrorName("Object.preventExtensions(frames[0])", "TypeError");
    shouldBeTrue("Object.isExtensible(frames[0])");

    shouldBeTrue("Object.isExtensible(frames[0].location)");
    shouldThrowErrorName("Object.preventExtensions(frames[0].location)", "TypeError");
    shouldBeTrue("Object.isExtensible(frames[0].location)");

    debug("");
    debug("* Same origin");
    shouldBeTrue("Object.isExtensible(window)");
    shouldThrowErrorName("Object.preventExtensions(window)", "TypeError");
    shouldBeTrue("Object.isExtensible(window)");

    shouldBeTrue("Object.isExtensible(window.location)");
    shouldThrowErrorName("Object.preventExtensions(window.location)", "TypeError");
    shouldBeTrue("Object.isExtensible(window.location)");

    finishJSTest();
};
</script>
<script src="../../../resources/js-test-post.js"></script>
</body>
</html>