Engine directory for ticket #1

Engine/source/platform/test/testThreadPool.cpp

@@ -0,0 +1,85 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 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.
+//-----------------------------------------------------------------------------
+
+#include "unit/test.h"
+#include "platform/threads/threadPool.h"
+#include "console/console.h"
+#include "core/util/tVector.h"
+
+#ifndef TORQUE_SHIPPING
+
+using namespace UnitTesting;
+
+#define TEST( x ) test( ( x ), "FAIL: " #x )
+
+// Simple test that creates and verifies an array of numbers using
+// thread pool work items.
+
+CreateUnitTest( TestThreadPool, "Platform/ThreadPool/Simple" )
+{
+   enum { DEFAULT_NUM_ITEMS = 4000 };
+   
+   static Vector< U32 > results;
+   
+   struct TestItem : public ThreadPool::WorkItem
+   {
+         typedef ThreadPool::WorkItem Parent;
+         
+         U32 mIndex;
+         
+         TestItem( U32 index )
+            : mIndex( index ) {}
+      
+      protected:
+         virtual void execute()
+         {
+            results[ mIndex ] = mIndex;
+         }
+   };
+   
+   void run()
+   {
+      U32 numItems = Con::getIntVariable( "$testThreadPool::numValues", DEFAULT_NUM_ITEMS );
+      ThreadPool* pool = &ThreadPool::GLOBAL();
+      results.setSize( numItems );
+
+      for( U32 i = 0; i < numItems; ++ i )
+         results[ i ] = U32( -1 );
+      
+      for( U32 i = 0; i < numItems; ++ i )
+      {
+         ThreadSafeRef< TestItem > item( new TestItem( i ) );
+         pool->queueWorkItem( item );
+      }
+      
+      pool->flushWorkItems();
+      
+      for( U32 i = 0; i < numItems; ++ i )
+         test( results[ i ] == i, "result mismatch" );
+         
+      results.clear();
+   }
+};
+
+Vector< U32 > TestThreadPool::results( __FILE__, __LINE__ );
+
+#endif // !TORQUE_SHIPPING