test_WebAudioMemoryReporting.html (1667B)
1 <!DOCTYPE HTML> 2 <html> 3 <head> 4 <title>Web Audio memory reporting</title> 5 <script src="/tests/SimpleTest/SimpleTest.js"></script> 6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> 7 </head> 8 <script class="testbody" type="text/javascript"> 9 10 SimpleTest.waitForExplicitFinish(); 11 12 var ac = new AudioContext(); 13 var sp = ac.createScriptProcessor(4096, 1, 1); 14 sp.connect(ac.destination); 15 16 // Not started so as to test 17 // https://bugzilla.mozilla.org/show_bug.cgi?id=1225003#c2 18 var oac = new OfflineAudioContext(1, 1, 48000); 19 20 var nodeTypes = ["ScriptProcessorNode", "AudioDestinationNode"]; 21 var objectTypes = ["dom-nodes", "engine-objects", "track-objects"]; 22 23 var usages = { "explicit/webaudio/audiocontext": 0 }; 24 25 for (var i = 0; i < nodeTypes.length; ++i) { 26 for (var j = 0; j < objectTypes.length; ++j) { 27 usages["explicit/webaudio/audio-node/" + 28 nodeTypes[i] + "/" + objectTypes[j]] = 0; 29 } 30 } 31 32 var handleReport = function(aProcess, aPath, aKind, aUnits, aAmount) { 33 if (aPath in usages) { 34 usages[aPath] += aAmount; 35 } 36 } 37 38 var finished = function () { 39 ok(true, "Yay didn't crash!"); 40 for (var resource in usages) { 41 ok(usages[resource] > 0, "Non-zero usage for " + resource); 42 }; 43 SimpleTest.finish(); 44 } 45 46 SpecialPowers.Cc["@mozilla.org/memory-reporter-manager;1"]. 47 getService(SpecialPowers.Ci.nsIMemoryReporterManager). 48 getReports(handleReport, null, finished, null, /* anonymized = */ false); 49 50 // To test bug 1225003, run a failing decodeAudioData() job over a time when 51 // the tasks from getReports() are expected to run. 52 ac.decodeAudioData(new ArrayBuffer(4), function(){}, function(){}); 53 </script> 54 </html>