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78 lines
2.0 KiB
HTML
78 lines
2.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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Test that the preallocated process starts up with priority BACKGROUND.
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-->
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<head>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="application/javascript" src="../browserElementTestHelpers.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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<script type="application/javascript;version=1.7">
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"use strict";
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SimpleTest.waitForExplicitFinish();
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browserElementTestHelpers.setEnabledPref(true);
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browserElementTestHelpers.addPermission();
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browserElementTestHelpers.enableProcessPriorityManager();
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var preallocationEnabledPref = null;
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try {
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preallocationEnabledPref = SpecialPowers.getBoolPref('dom.ipc.processPrelaunch.enabled');
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}
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catch(e) {
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preallocationEnabledPref = null;
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}
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var childID = null;
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var cleanedUp = false;
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function cleanUp()
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{
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if (cleanedUp) {
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return;
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}
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cleanedUp = true;
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if (preallocationEnabledPref === null) {
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SpecialPowers.clearUserPref('dom.ipc.processPrelaunch.enabled');
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} else {
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SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled',
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preallocationEnabledPref);
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}
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}
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// Even if this test times out, we still want to run cleanUp so as to set the
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// pref back.
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addEventListener('unload', cleanUp);
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function runTest()
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{
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if (preallocationEnabledPref) {
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ok(false, "dom.ipc.processPrelaunch.enabled must be " +
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"false for this test to work.");
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SimpleTest.finish();
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return;
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}
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// Ensure that the preallocated process initially gets BACKGROUND priority.
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// That's it.
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expectProcessCreated().then(function(childID) {
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return expectPriorityChange(childID, 'BACKGROUND');
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}).then(function() {
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cleanUp();
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SimpleTest.finish();
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});
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// Setting this pref to true should cause us to prelaunch a process.
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SpecialPowers.setBoolPref('dom.ipc.processPrelaunch.enabled', true);
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}
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addEventListener('testready', runTest);
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</script>
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</body>
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</html>
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