mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
57 lines
2.2 KiB
HTML
57 lines
2.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=960820
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 960820</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<script type="application/javascript">
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/** Test for exception stacks crossing **/
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// Synchronous event dispatch creates a new script entry point. At the time
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// of this writing, an event listener defined in a Sandbox will cause the
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// SafeJSContext to be pushed to the cx stack, which differs from the JSContext
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// associated with this DOM window. So we test both kinds of boundaries.
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var sb = new SpecialPowers.Cu.Sandbox(SpecialPowers.Services.scriptSecurityManager.getSystemPrincipal());
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sb.win = window;
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SpecialPowers.Cu.evalInSandbox("win.document.addEventListener('click', " +
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"function clickHandler() { win.wrappedJSObject.clickCallback(); });", sb);
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function clickCallback() {
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var stack = (new Error()).stack;
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ok(true, "Invoked clickCallback. Stack: " + stack);
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ok(/clickCallback/.test(stack), "clickCallback should be in the stack");
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ok(!/clickHandler/.test(stack), "clickHandler should not be in the stack");
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ok(/dispatchClick/.test(stack), "dispatchClick should be in the stack");
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// Check Components.stack, but first filter through the SpecialPowers junk.
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var stack = SpecialPowers.wrap(SpecialPowers.Components).stack;
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while (/specialpowers/.test(stack)) {
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stack = stack.caller;
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}
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ok(/clickCallback/.test(stack), "clickCallback should be reachable via Components.stack");
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ok(/clickHandler/.test(stack.caller), "clickHandler should be reachable via Components.stack");
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ok(/dispatchClick/.test(stack.caller.caller), "dispatchClick hould be reachable via Components.stack");
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}
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function dispatchClick() {
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document.dispatchEvent(new MouseEvent('click'));
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}
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dispatchClick();
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</script>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=960820">Mozilla Bug 960820</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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</pre>
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</body>
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</html>
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