diff -r 000000000000 -r bde4ae8d615e os/graphics/windowing/windowserver/test/t_ratelimiter/inc/t_wservratelimiterteststep.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/graphics/windowing/windowserver/test/t_ratelimiter/inc/t_wservratelimiterteststep.h	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,73 @@
+// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @test
+ @internalComponent
+*/
+
+#ifndef T_WSERVRATELIMITERTESTSTEP_H_
+#define T_WSERVRATELIMITERTESTSTEP_H_
+
+#include <fbs.h>
+#include <w32std.h>
+#include <test/testexecutestepbase.h>
+#include "../tratelimitdrawer/wsratelimitdrawer.h"
+
+const TUint32 KNullWsHandle = 0xFFFFFFFF;
+
+/**
+  A main interface for implementation test cases
+ */
+class MTestCases
+	{
+public:
+	virtual void RunTestCaseL(TInt aCurTestCase) = 0;
+	};
+
+class CTestManager;
+
+class CT_WServRateLimiterTestStep : public CTestStep, public MTestCases
+	{
+public:
+	CT_WServRateLimiterTestStep();
+	~CT_WServRateLimiterTestStep();
+	// from CTestStep
+	virtual enum TVerdict doTestStepL();
+	void RunTestCaseL(TInt aCurTestCase);
+	
+private:
+	void CreateRWindowL(const RWindowGroup& aWinGroup, RWindow& aWin, const TPoint& aPos, const TRgb& aBkgdColor, const TSize& aWinSize,  const TUint32 aHandle = KNullWsHandle );
+	void DrawGraphic(RWindow& aWin, CWsGraphic* aGraphic, CWindowGc* aGc);
+	// Test cases
+	void TestRateLimitedAnimationL();
+	TBool IsRunningAtExpectedFrameRate(TReal aActualFrameRate, TReal aExpectedFrameRate, TReal aErrorThreshHold);
+
+private:	// Data members
+	TInt					iTestId;
+	TDisplayMode			iDisplayMode;
+	CWindowGc* 				iGc;
+	CWindowGc* 				iGc2;
+	CWsScreenDevice* 		iScreen;
+	CWsScreenDevice* 		iScreen1;
+	RWsSession 				iWsSession;
+	RWindowGroup 			iWinGroup;
+	RWindowGroup 			iWinGroup1;
+	CTestManager* 			iTestManager;
+	TBool					iTwoScreens;
+	};
+
+#endif /*T_WSERVRATELIMITERTESTSTEP_H_*/