os/graphics/graphicstest/graphicstestharness/inc/t_simloadutils.h
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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 @file
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 @test
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*/
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#ifndef __T_SIM_LOAD_UTILS_H__
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#define __T_SIM_LOAD_UTILS_H__
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#include <e32base.h>
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 _LIT(KDefaultSectionName, "default");
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class CTSimLoadAppUtils
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	{
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public:
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	/**
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	* Read in sim load type parameter from configuration file
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	* created by test step, and indicate whether the type is
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	* static.
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	*
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	* @return   ETrue if static load specified.
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				EFalse if spiked load specified
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	* @leave	KErrAbort if the load type cannot be determined,
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				otherwise a system error code.
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	*/
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	IMPORT_C static TBool IsStaticLoadL();
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	/**
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	* Read in the simload (as a percentage) config parameter from
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	* configuration file created by test step.
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	*
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	* @return	The simulated load that the app (in
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	*			combination with 2 other apps) is to achieve.
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	* @leave	System error code.
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	*/
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	IMPORT_C static TInt SimLoadL();
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	/**
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	* Given a load percentage, and seed value for delay, create a load that when
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	* combined with 2 other sim load apps produce the load percentage passed in.
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	*
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	* @param	aLoadPercentage The simulated load that the app (in
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	*			combination with 2 other apps) is to achieve.
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	* @param    aDelay Seed value which harmonises the load pattern.
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	* @leave	System wide error code
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	*/
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	IMPORT_C static void SimulateStaticLoadL(TInt aLoadPercentage, TInt aDelay);
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	/**
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	* Simulates a spiked load, e.g. 100% load for short period of time, at regular
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	* spaced intervals, to simulate the load produced when for example a phone
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	* call is received.
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	*/
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	IMPORT_C static void SimulateSpikedLoad();
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private:
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	CTSimLoadAppUtils() {}
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	static void SimulateTestLoad(TInt, TInt);
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	static TInt CalculateSimLoadL(TInt);
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	};
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#endif // __T_SIM_LOAD_UTILS_H__
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