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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
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dom/tests/mochitest/bugs/test_bug541530.html Normal file
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<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=541530
-->
<head>
<title>Test for Bug 411103</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=541530">Mozilla Bug 541530</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test">
<script class="testbody" type="text/javascript">
var orig = window;
window = {};
var origLocation = location;
ok(window === orig, "can't override window");
ok(window.location === location, "properties are properly aliased");
ok(document.location === location, "properties are properly aliased");
var canDefine = false;
try {
this.__defineGetter__.call(this, 'bar', function() {});
this.__defineSetter__.call(this, 'bar', function() {});
canDefine = true;
} catch (e) {}
ok(canDefine, "Should have access to __defineGetter__ and __defineSetter__");
try {
this.__defineGetter__('window', function() {});
ok(false, "should not be able to defineGetter(window)");
} catch (e) {
}
try {
this.__defineGetter__.call(window, 'location', function(){});
ok(false, "should not be able to defineGetter(window.location)");
} catch (e) {
}
try {
this.__defineGetter__.call(window.location, 'href', function(){});
ok(false, "shouldn't be able to override location.href");
} catch (e) {
ok(/shadow/.exec(e.message) ||
/can't redefine non-configurable/.exec(e.message),
"Should be caught by the anti-shadow mechanism.");
}
// Try deleting the property.
delete window.location.href;
ok(typeof window.location.href !== 'undefined',
"shouldn't be able to delete the inherited property");
delete Object.getPrototypeOf(window.location).href;
ok(typeof window.location.href !== 'undefined',
"shouldn't be able to delete the property off of the prototype");
this.__defineGetter__.call(Object.getPrototypeOf(window.location), 'href', function(){});
ok(true, "should be able to define things on the prototype");
try {
this.__defineSetter__.call(window.location, 'href', function(){});
ok(false, "overrode a setter for location.href?");
} catch (e) {
ok(/shadow/.exec(e.message) ||
/can't redefine non-configurable/.exec(e.message),
"Should be caught by the anti-shadow mechanism.");
}
try {
this.__defineGetter__.call(document, 'location', function(){});
ok(false, "shouldn't be able to override document.location");
} catch (e) {
}
ok(window === orig, "can't override window");
ok(window.location === origLocation, "properties are properly aliased");
ok(document.location === origLocation, "properties are properly aliased");
location.href = 'javascript:ok(true, "was able to set location.href through a watchpoint")';
</script>
</pre>
</body>
</html>