The Tor Browser: dom/plugins/test/mochitest/hang

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     2 Components.utils.import("resource://gre/modules/KeyValueParser.jsm");

     4 const Cc = Components.classes;

     5 const Ci = Components.interfaces;

     7 var success = false;

     8 var observerFired = false;

    10 var testObserver = {

    11   idleHang: true,

    13   observe: function(subject, topic, data) {

    14     observerFired = true;

    15     ok(true, "Observer fired");

    16     is(topic, "plugin-crashed", "Checking correct topic");

    17     is(data,  null, "Checking null data");

    18     ok((subject instanceof Ci.nsIPropertyBag2), "got Propbag");

    19     ok((subject instanceof Ci.nsIWritablePropertyBag2), "got writable Propbag");

    21     var pluginId = subject.getPropertyAsAString("pluginDumpID");

    22     isnot(pluginId, "", "got a non-empty plugin crash id");

    24     // check plugin dump and extra files

    25     let directoryService =

    26       Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);

    27     let profD = directoryService.get("ProfD", Ci.nsIFile);

    28     profD.append("minidumps");

    29     let pluginDumpFile = profD.clone();

    30     pluginDumpFile.append(pluginId + ".dmp");

    31     ok(pluginDumpFile.exists(), "plugin minidump exists");

    33     let pluginExtraFile = profD.clone();

    34     pluginExtraFile.append(pluginId + ".extra");

    35     ok(pluginExtraFile.exists(), "plugin extra file exists");

    37     let extraData = parseKeyValuePairsFromFile(pluginExtraFile);

    39     // check additional dumps

    41     ok("additional_minidumps" in extraData, "got field for additional minidumps");

    42     let additionalDumps = extraData.additional_minidumps.split(',');

    43     ok(additionalDumps.indexOf('browser') >= 0, "browser in additional_minidumps");

    45     let additionalDumpFiles = [];

    46     for (let name of additionalDumps) {

    47       let file = profD.clone();

    48       file.append(pluginId + "-" + name + ".dmp");

    49       ok(file.exists(), "additional dump '"+name+"' exists");

    50       if (file.exists()) {

    51         additionalDumpFiles.push(file);

    52       }

    53     }

    55     // check cpu usage field

    57     ok("PluginCpuUsage" in extraData, "got extra field for plugin cpu usage");

    58     let cpuUsage = parseFloat(extraData["PluginCpuUsage"]);

    59     if (this.idleHang) {

    60       ok(cpuUsage == 0, "plugin cpu usage is 0%");

    61     } else {

    62       ok(cpuUsage > 0, "plugin cpu usage is >0%");

    63     }

    65     // check processor count field

    66     ok("NumberOfProcessors" in extraData, "got extra field for processor count");

    67     ok(parseInt(extraData["NumberOfProcessors"]) > 0, "number of processors is >0");

    69     // cleanup, to be nice

    70     pluginDumpFile.remove(false);

    71     pluginExtraFile.remove(false);

    72     for (let file of additionalDumpFiles) {

    73       file.remove(false);

    74     }

    75   },

    77   QueryInterface: function(iid) {

    78     if (iid.equals(Ci.nsIObserver) ||

    79         iid.equals(Ci.nsISupportsWeakReference) ||

    80         iid.equals(Ci.nsISupports))

    81       return this;

    82     throw Components.results.NS_NOINTERFACE;

    83   }

    84 };

    87 function onPluginCrashed(aEvent) {

    88   ok(true, "Plugin crashed notification received");

    89   ok(observerFired, "Observer should have fired first");

    90   is(aEvent.type, "PluginCrashed", "event is correct type");

    92   var pluginElement = document.getElementById("plugin1");

    93   is (pluginElement, aEvent.target, "Plugin crashed event target is plugin element");

    95   ok(aEvent instanceof Ci.nsIDOMCustomEvent,

    96      "plugin crashed event has the right interface");

    98   var propBag = aEvent.detail.QueryInterface(Ci.nsIPropertyBag2);

    99   var pluginDumpID = propBag.getPropertyAsAString("pluginDumpID");

   100   isnot(pluginDumpID, "", "got a non-empty dump ID");

   101   var pluginName = propBag.getPropertyAsAString("pluginName");

   102   is(pluginName, "Test Plug-in", "got correct plugin name");

   103   var pluginFilename = propBag.getPropertyAsAString("pluginFilename");

   104   isnot(pluginFilename, "", "got a non-empty filename");

   105   var didReport = propBag.getPropertyAsBool("submittedCrashReport");

   106   // The app itself may or may not have decided to submit the report, so

   107   // allow either true or false here.

   108   ok((didReport == true || didReport == false), "event said crash report was submitted");

   110   var os = Cc["@mozilla.org/observer-service;1"].

   111            getService(Ci.nsIObserverService);

   112   os.removeObserver(testObserver, "plugin-crashed");

   114   SimpleTest.finish();

   115 }

The Tor Browser / file revision