michael@0: var slaveLoadsPending = 1;
michael@0: 
michael@0: var slaveOrigin = "";
michael@0: var slave = null;
michael@0: 
michael@0: var failureRegExp = new RegExp("^FAILURE");
michael@0: const slavePath = "/tests/dom/tests/mochitest/localstorage/";
michael@0: 
michael@0: window.addEventListener("message", onMessageReceived, false);
michael@0: 
michael@0: function onMessageReceived(event)
michael@0: {
michael@0:   switch (event.data)
michael@0:   {
michael@0:     // Indication of the frame onload event
michael@0:     case "frame loaded":
michael@0:       if (--slaveLoadsPending)
michael@0:         break;
michael@0: 
michael@0:       // Just fall through...
michael@0: 
michael@0:     // Indication of successfully finished step of a test
michael@0:     case "perf":
michael@0:       if (event.data == "perf")
michael@0:         doStep();
michael@0: 
michael@0:       slave.postMessage("step", slaveOrigin);
michael@0:       break;
michael@0: 
michael@0:     // Indication of all test parts finish (from any of the frames)
michael@0:     case "done":
michael@0:       localStorage.clear();
michael@0:       slaveLoadsPending = 1;
michael@0:       doNextTest();
michael@0:       break;
michael@0: 
michael@0:     // Any other message indicates error or succes message of a test
michael@0:     default:
michael@0:       SimpleTest.ok(!event.data.match(failureRegExp), event.data);
michael@0:       break;
michael@0:   }
michael@0: }