landing support for thread pools

git-svn-id: svn://10.0.0.236/branches/THREADS_20060213_BRANCH@190050 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/xpcom/tests/TestThreadPool.cpp

@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include "nsXPCOM.h"
+#include "nsIThreadPool.h"
+#include "nsComponentManagerUtils.h"
+#include "nsCOMPtr.h"
+#include "nsIRunnable.h"
+
+class Task : public nsIRunnable
+{
+public:
+  NS_DECL_ISUPPORTS
+
+  Task(int i) : mIndex(i) {}
+
+  NS_IMETHOD Run()
+  {
+    printf("###(%d) running from thread: %p\n", mIndex, (void *) PR_GetCurrentThread());
+    PR_Sleep(PR_MillisecondsToInterval(50));
+    return NS_OK;
+  }
+
+private:
+  int mIndex;
+};
+NS_IMPL_THREADSAFE_ISUPPORTS1(Task, nsIRunnable)
+
+static nsresult
+RunTests()
+{
+  nsCOMPtr<nsIThreadPool> pool = do_CreateInstance(NS_THREADPOOL_CONTRACTID);
+  NS_ENSURE_STATE(pool);
+
+  for (int i = 0; i < 100; ++i) {
+    nsCOMPtr<nsIRunnable> task = new Task(i);
+    pool->Dispatch(task, NS_DISPATCH_NORMAL);
+  }
+
+  pool->Shutdown();
+  return NS_OK;
+}
+
+int
+main(int argc, char **argv)
+{
+  NS_InitXPCOM2(nsnull, nsnull, nsnull);
+  RunTests();
+  NS_ShutdownXPCOM(nsnull);
+  return 0;
+}