michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: 
michael@0: var addedTopic = "xpcom-category-entry-added";
michael@0: var removedTopic = "xpcom-category-entry-removed";
michael@0: var testCategory = "bug-test-category";
michael@0: var testEntry = "@mozilla.org/bug-test-entry;1";
michael@0: 
michael@0: var testValue= "check validity";
michael@0: var result = "";
michael@0: var expected = "add remove add remove ";
michael@0: var timer;
michael@0: 
michael@0: var observer = {
michael@0:   QueryInterface: function(iid) {
michael@0:     if (iid.equals(Ci.nsISupports) || iid.equals(Ci.nsIObserver))
michael@0:       return this;
michael@0: 
michael@0:     throw Components.results.NS_ERROR_NO_INTERFACE;
michael@0:   },
michael@0: 
michael@0:   observe: function(subject, topic, data) {
michael@0:     if (topic == "timer-callback") {
michael@0:       do_check_eq(result, expected);
michael@0: 
michael@0:       var observerService = Cc["@mozilla.org/observer-service;1"].getService(Ci.nsIObserverService);
michael@0:       observerService.removeObserver(this, addedTopic);
michael@0:       observerService.removeObserver(this, removedTopic);
michael@0: 
michael@0:       do_test_finished();
michael@0: 
michael@0:       timer = null;
michael@0:     }
michael@0: 
michael@0:     if (subject.QueryInterface(Ci.nsISupportsCString).data != testEntry || data != testCategory)
michael@0:       return;
michael@0: 
michael@0:     if (topic == addedTopic)
michael@0:       result += "add ";
michael@0:     else if (topic == removedTopic)
michael@0:       result += "remove ";
michael@0:   }
michael@0: };
michael@0: 
michael@0: function run_test() {
michael@0:   do_test_pending();
michael@0: 
michael@0:   var observerService = Cc["@mozilla.org/observer-service;1"].getService(Ci.nsIObserverService);
michael@0:   observerService.addObserver(observer, addedTopic, false);
michael@0:   observerService.addObserver(observer, removedTopic, false);
michael@0: 
michael@0:   var categoryManager = Cc["@mozilla.org/categorymanager;1"].getService(Ci.nsICategoryManager);
michael@0:   categoryManager.addCategoryEntry(testCategory, testEntry, testValue, false, true);
michael@0:   categoryManager.addCategoryEntry(testCategory, testEntry, testValue, false, true);
michael@0:   categoryManager.deleteCategoryEntry(testCategory, testEntry, false);
michael@0: 
michael@0:   timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
michael@0:   timer.init(observer, 0, timer.TYPE_ONE_SHOT);
michael@0: }