зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
1.6 KiB
HTML
61 строка
1.6 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=1142577
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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 1142577 - Async stacks for setTimeout</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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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1142577">Mozilla Bug 1142577</a>
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<pre id="stack"></pre>
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<iframe id="iframe"></iframe>
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<script type="application/javascript">
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SimpleTest.waitForExplicitFinish();
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var otherGlobal = document.getElementById("iframe").contentWindow;
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function getFunctionName(frame) {
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return frame.slice(0, frame.indexOf("@"));
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}
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function a() { b() }
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function b() { c() }
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function c() { otherGlobal.setTimeout(d, 1) }
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function d() { e() }
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function e() { f() }
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function f() { otherGlobal.setTimeout(g, 1) }
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function g() { h() }
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function h() { i() }
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function i() {
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var stackString = Error().stack;
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document.getElementById("stack").textContent = stackString;
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var frames = stackString
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.split("\n")
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.map(getFunctionName)
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.filter(function (name) { return !!name; });
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is(frames[0], "i");
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is(frames[1], "h");
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is(frames[2], "g");
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is(frames[3], "setTimeout handler*f");
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is(frames[4], "e");
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is(frames[5], "d");
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is(frames[6], "setTimeout handler*c");
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is(frames[7], "b");
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is(frames[8], "a");
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SimpleTest.finish();
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}
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SpecialPowers.pushPrefEnv(
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{"set": [['javascript.options.asyncstack', true]]},
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a);
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</script>
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</body>
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</html>
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