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<html>
<head>
<script>
document.childNodes.expando = "foo";
function getNodeList() {
return document.childNodes;
}
function getOptions() {
return document.createElement("select").options;
}
function tryToUseNodeList(nodeList, ok) {
function expectException(op, reason) {
try {
var result = op();
ok(false, "should have thrown an exception, got: " + result);
} catch (e) {
ok(/Permission denied/.test(e.toString()), reason);
}
}
expectException(function() { nodeList.length = 2; }, "should not be able to set attributes");
expectException(function() { nodeList.item(0); }, "should not have access to any functions");
expectException(function() { nodeList.foo = "foo"; }, "should not be able to add expandos");
}
</script>
</head>
<body>
</body>
</html>