gecko/js/xpconnect/tests/mochitest/test_lookupMethod.html

83 lines
2.6 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 SpecialPowers.Components.lookupMethod in content scope. **/
SimpleTest.waitForExplicitFinish();
// We're testing things from an unprivileged perspective, so don't use
// SpecialPowers.Cu and friends, since those are SpecialPowers-wrapped versions
// that allow unprivileged tests to do privileged things.
var SC = SpecialPowers.Components;
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 = SC.lookupMethod(document, 'getElementsByTagName')('iframe');
is(result.length, 2, "same-origin lookupMethod works");
// Test that the method is bound.
var gebtn = SC.lookupMethod(document, 'getElementsByTagName');
is(Function.call.apply(gebtn, [window, 'iframe']).length, 2, "method is bound");
// Test that lookupMethod doesn't return ChromeOnly properties when used from
// content.
is(SC.lookupMethod(new XMLHttpRequest(), 'getInterface'), undefined,
"lookupMethod from content shouldn't find a ChromeOnly property");
// Test location objects.
var href = SC.lookupMethod(location, 'href');
is(href(), location.href, "lookupMethod works for Location");
// Test cross-compartment same-origin.
sameOriginWin.setTimeout = function() { ok(false, "dont call me either"); };
SC.lookupMethod(sameOriginWin, 'setTimeout')(continueTest, 0);
}
function continueTest() {
// Test that cross-origin fails.
try {
SC.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>