зеркало из https://github.com/mozilla/gecko-dev.git
77 строки
2.1 KiB
HTML
77 строки
2.1 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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Bug 1132764 - Test controlling the maximum allocations log length over the RDP.
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-->
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<head>
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<meta charset="utf-8">
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<title>Memory monitoring actor test</title>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
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</head>
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<body>
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<pre id="test">
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<script src="memory-helpers.js" type="application/javascript;version=1.8"></script>
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<script>
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window.onload = function() {
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SimpleTest.waitForExplicitFinish();
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Task.spawn(function* () {
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var { memory, client } = yield startServerAndGetSelectedTabMemory();
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yield memory.attach();
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var allocs = [];
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var eventsFired = 0;
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var intervalId = null;
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function onAlloc () {
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eventsFired++;
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}
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function startAllocating () {
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intervalId = setInterval(() => {
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for (var i = 100000; --i;) {
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allocs.push(new Object());
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}
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}, 1);
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}
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function stopAllocating () {
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clearInterval(intervalId);
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}
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memory.on("allocations", onAlloc);
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yield memory.startRecordingAllocations({
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drainAllocationsTimeout: 10
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});
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yield waitUntil(() => eventsFired > 5);
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ok(eventsFired > 5, "Some allocation events fired without allocating much via auto drain");
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yield memory.stopRecordingAllocations();
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// Set a really high auto drain timer so we can test if
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// it fires on GC
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eventsFired = 0;
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var startTime = performance.now();
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var drainTimer = 1000000;
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yield memory.startRecordingAllocations({
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drainAllocationsTimeout: drainTimer
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});
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startAllocating();
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yield waitUntil(() => {
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Cu.forceGC();
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return eventsFired > 1;
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});
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stopAllocating();
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ok(performance.now() - drainTimer < startTime, "Allocation events fired on GC before timer");
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yield memory.stopRecordingAllocations();
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memory.off("allocations", onAlloc);
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yield memory.detach();
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destroyServerAndFinish(client);
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});
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};
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</script>
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</pre>
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</body>
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</html>
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