diff -r 000000000000 -r 6474c204b198 netwerk/test/TestIOThreads.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/test/TestIOThreads.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,79 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "TestCommon.h"
+#include "nsXPCOM.h"
+#include "nsIServiceManager.h"
+#include "nsServiceManagerUtils.h"
+#include "nsIEventTarget.h"
+#include "nsCOMPtr.h"
+#include "nsNetCID.h"
+#include "prlog.h"
+
+#if defined(PR_LOGGING)
+//
+// set NSPR_LOG_MODULES=Test:5
+//
+static PRLogModuleInfo *gTestLog = nullptr;
+#endif
+#define LOG(args) PR_LOG(gTestLog, PR_LOG_DEBUG, args)
+
+class nsIOEvent : public nsIRunnable {
+public:
+    NS_DECL_THREADSAFE_ISUPPORTS
+
+    nsIOEvent(int i) : mIndex(i) {}
+
+    NS_IMETHOD Run() {
+        LOG(("Run [%d]\n", mIndex));
+        return NS_OK;
+    }
+
+private:
+    int mIndex;
+};
+NS_IMPL_ISUPPORTS(nsIOEvent, nsIRunnable)
+
+static nsresult RunTest()
+{
+    nsresult rv;
+    nsCOMPtr<nsIEventTarget> target =
+        do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID, &rv);
+    if (NS_FAILED(rv))
+        return rv;
+
+    for (int i=0; i<10; ++i) {
+        nsCOMPtr<nsIRunnable> event = new nsIOEvent(i); 
+        LOG(("Dispatch %d\n", i));
+        target->Dispatch(event, NS_DISPATCH_NORMAL);
+    }
+
+    return NS_OK;
+}
+
+int main(int argc, char **argv)
+{
+    if (test_common_init(&argc, &argv) != 0)
+        return -1;
+
+    nsresult rv;
+
+#if defined(PR_LOGGING)
+    gTestLog = PR_NewLogModule("Test");
+#endif
+
+    rv = NS_InitXPCOM2(nullptr, nullptr, nullptr);
+    if (NS_FAILED(rv))
+        return rv;
+
+    rv = RunTest();
+    if (NS_FAILED(rv))
+        LOG(("RunTest failed [rv=%x]\n", rv));
+
+    LOG(("sleeping main thread for 2 seconds...\n"));
+    PR_Sleep(PR_SecondsToInterval(2));
+    
+    NS_ShutdownXPCOM(nullptr);
+    return 0;
+}