michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Tests that automatically generated names for traces are unique.
michael@0:  */
michael@0: 
michael@0: var gDebuggee;
michael@0: var gClient;
michael@0: var gTraceClient;
michael@0: 
michael@0: function run_test()
michael@0: {
michael@0:   initTestTracerServer();
michael@0:   gDebuggee = addTestGlobal("test-tracer-actor");
michael@0:   gClient = new DebuggerClient(DebuggerServer.connectPipe());
michael@0:   gClient.connect(function() {
michael@0:     attachTestTab(gClient, "test-tracer-actor", function(aResponse, aTabClient) {
michael@0:       gClient.attachTracer(aResponse.traceActor, function(aResponse, aTraceClient) {
michael@0:         gTraceClient = aTraceClient;
michael@0:         test_unique_generated_trace_names();
michael@0:       });
michael@0:     });
michael@0:   });
michael@0:   do_test_pending();
michael@0: }
michael@0: 
michael@0: function test_unique_generated_trace_names()
michael@0: {
michael@0:   let deferred = promise.defer();
michael@0:   deferred.resolve([]);
michael@0: 
michael@0:   let p = deferred.promise, traces = 50;
michael@0:   for (let i = 0; i < traces; i++)
michael@0:     p = p.then(start_trace);
michael@0:   for (let i = 0; i < traces; i++)
michael@0:     p = p.then(stop_trace);
michael@0: 
michael@0:   p = p.then(function() {
michael@0:     finishClient(gClient);
michael@0:   });
michael@0: }
michael@0: 
michael@0: function start_trace(aTraceNames)
michael@0: {
michael@0:   let deferred = promise.defer();
michael@0:   gTraceClient.startTrace([], null, function(aResponse) {
michael@0:     let hasDuplicates = aTraceNames.some(name => name === aResponse.name);
michael@0:     do_check_true(!hasDuplicates, "Generated trace names should be unique");
michael@0:     aTraceNames.push(aResponse.name);
michael@0:     deferred.resolve(aTraceNames);
michael@0:   });
michael@0:   return deferred.promise;
michael@0: }
michael@0: 
michael@0: function stop_trace(aTraceNames)
michael@0: {
michael@0:   let deferred = promise.defer();
michael@0:   gTraceClient.stopTrace(null, function(aResponse) {
michael@0:     do_check_eq(aTraceNames.pop(), aResponse.name,
michael@0:                 "Stopped trace should be most recently started trace");
michael@0:     let hasDuplicates = aTraceNames.some(name => name === aResponse.name);
michael@0:     do_check_true(!hasDuplicates, "Generated trace names should be unique");
michael@0:     deferred.resolve(aTraceNames);
michael@0:   });
michael@0:   return deferred.promise;
michael@0: }