Ported thread pool and refcount tests. Failures, not sure why yet.

Engine/source/platform/threads/test/threadPoolTest.cpp

@@ -0,0 +1,71 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2014 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#ifdef TORQUE_TESTS_ENABLED
+#include "testing/unitTesting.h"
+#include "platform/threads/threadPool.h"
+#include "console/console.h"
+#include "core/util/tVector.h"
+
+TEST(ThreadPool, BasicAPI)
+{
+   // Represents a single unit of work. In this test we just set an element in
+   // a result vector.
+   struct TestItem : public ThreadPool::WorkItem
+   {
+      U32 mIndex;
+      Vector<U32>& mResults;
+      TestItem(U32 index, Vector<U32>& results)
+         : mIndex(index), mResults(results) {}
+
+   protected:
+      virtual void execute()
+      {
+         mResults[mIndex] = mIndex;
+      }
+   };
+
+   // Construct the vector of results from the work items.
+   const U32 numItems = 100;
+   Vector<U32> results(__FILE__, __LINE__);
+   results.setSize(numItems);
+   for (U32 i = 0; i < numItems; i++)
+      results[i] = U32(-1);
+
+   // Launch the work items.
+   ThreadPool* pool = &ThreadPool::GLOBAL();
+   for (U32 i = 0; i < numItems; i++)
+   {
+      ThreadSafeRef<TestItem> item(new TestItem(i, results));
+      pool->queueWorkItem(item);
+   }
+
+   // Wait for all items to complete.
+   pool->flushWorkItems();
+
+   // Verify.
+   for (U32 i = 0; i < numItems; i++)
+      EXPECT_EQ(results[i], i) << "result mismatch";
+   results.clear();
+}
+
+#endif