gecko/js/xpconnect/tests/mochitest/test_lookupMethod.html
2012-07-18 13:51:28 +02:00

80 lines
2.5 KiB
HTML

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=774245
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 774245</title>
<script type="application/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=774245">Mozilla Bug 774245</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Components.lookupMethod in content scope. **/
SimpleTest.waitForExplicitFinish();
var gLoaded = 0;
function loaded() {
if (++gLoaded == 2)
go();
}
var sameOriginWin;
var crossOriginWin;
function go() {
// Grab references to the content windows.
sameOriginWin = document.getElementById('ifr-same').contentWindow;
crossOriginWin = document.getElementById('ifr-cross').contentWindow;
// Test same-compartment.
document.getElementsByTagName = function() { ok(false, "dont call me"); };
var result = Components.lookupMethod(document, 'getElementsByTagName')('iframe');
is(result.length, 2, "same-origin lookupMethod works");
// Test that the method is bound.
var gebtn = Components.lookupMethod(document, 'getElementsByTagName');
is(Function.call.apply(gebtn, [window, 'iframe']).length, 2, "method is bound");
// Test that we throw for location objects. Location objects already use same-
// compartment Xrays, so callers shouldn't need to use lookupMethod there. And
// making it work would involve complicating the security surounding the
// implementation.
try {
Components.lookupMethod(location, 'href');
ok(false, "Didn't throw when we should have!");
} catch(e) {
ok(true, "Correctly threw when trying to lookupMethod on location object");
}
// Test cross-compartment same-origin.
sameOriginWin.setTimeout = function() { ok(false, "dont call me either"); };
Components.lookupMethod(sameOriginWin, 'setTimeout')(continueTest, 0);
}
function continueTest() {
// Test that cross-origin fails.
try {
Components.lookupMethod(crossOriginWin, 'top');
ok(false, "Should have thrown");
} catch (e) {
ok(true, "Threw appropriately");
}
SimpleTest.finish();
}
</script>
</pre>
<iframe id="ifr-same" onload="loaded();" src="file_empty.html"></iframe>
<iframe id="ifr-cross" onload="loaded();" src="http://example.org/tests/js/xpconnect/tests/mochitest/file_empty.html"></iframe>
</body>
</html>