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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=960820
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 960820</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for exception stacks crossing **/
// Synchronous event dispatch creates a new script entry point. At the time
// of this writing, an event listener defined in a Sandbox will cause the
// SafeJSContext to be pushed to the cx stack, which differs from the JSContext
// associated with this DOM window. So we test both kinds of boundaries.
var sb = new SpecialPowers.Cu.Sandbox(SpecialPowers.Services.scriptSecurityManager.getSystemPrincipal());
sb.win = window;
SpecialPowers.Cu.evalInSandbox("win.document.addEventListener('click', " +
"function clickHandler() { win.wrappedJSObject.clickCallback(); });", sb);
function clickCallback() {
var stack = (new Error()).stack;
ok(true, "Invoked clickCallback. Stack: " + stack);
ok(/clickCallback/.test(stack), "clickCallback should be in the stack");
ok(!/clickHandler/.test(stack), "clickHandler should not be in the stack");
ok(/dispatchClick/.test(stack), "dispatchClick should be in the stack");
// Check Components.stack, but first filter through the SpecialPowers junk.
var stack = SpecialPowers.wrap(SpecialPowers.Components).stack;
while (/specialpowers/.test(stack)) {
stack = stack.caller;
}
ok(/clickCallback/.test(stack), "clickCallback should be reachable via Components.stack");
ok(/clickHandler/.test(stack.caller), "clickHandler should be reachable via Components.stack");
ok(/dispatchClick/.test(stack.caller.caller), "dispatchClick hould be reachable via Components.stack");
}
function dispatchClick() {
document.dispatchEvent(new MouseEvent('click'));
}
dispatchClick();
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=960820">Mozilla Bug 960820</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>
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