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

45 lines
1.2 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test Cross-Compartment DOM WeakMaps</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<script type="application/javascript">
var my_map = WeakMap();
function setup() {
var item = window.frames[0].document.querySelector("body");
my_map.set(item, "success_string");
var rule_fail = false;
try {
my_map.set(window.frames[0].document.styleSheets[0].cssRules[0], 1);
} catch (e) {
rule_fail = true;
}
ok(rule_fail, "Using rule as a weak map key across compartments should produce an exception because it can't be wrapper preserved.");
}
function runTest() {
setup();
SpecialPowers.forceGC();
SpecialPowers.forceCC();
SpecialPowers.forceGC();
SpecialPowers.forceCC();
var item = window.frames[0].document.querySelector("body");
is(my_map.get(item), "success_string", "Preserve reflectors used cross-compartment as weak map keys.");
}
</script>
<iframe src="file_crosscompartment_weakmap.html" onload="runTest()"></iframe>
</pre>
</body>
</html>