diff -r 000000000000 -r bde4ae8d615e os/kernelhwsrv/kerneltest/e32test/usbho/t_usbdi/inc/TestCaseFactory.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/kernelhwsrv/kerneltest/e32test/usbho/t_usbdi/inc/TestCaseFactory.h	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,227 @@
+#ifndef __TEST_FACTORY_H
+#define __TEST_FACTORY_H
+
+/*
+* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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 TestCaseFactory.h
+* @internalComponent
+* 
+*
+*/
+
+
+
+#include <e32base.h>
+#include <e32hashtab.h> 
+#include <e32test.h>
+#include "testdebug.h"
+#include "basetestcase.h"
+
+const TInt KTestCaseIdLength(18);
+
+// Test object
+
+extern RTest gtest;
+ 
+/**
+*/
+namespace NUnitTesting_USBDI
+	{
+	
+/**
+This class describes an identity that consists of a string and will
+be used for the key for the association map in the test factory
+*/
+class TStringIdentity
+	{
+public:
+	/**
+	Generate a unique has value from the key
+	@param aKey the key i.e. string identity
+	@return the 32bit unique hash value
+	*/
+	static TUint32 Hash(const TStringIdentity& aKey)
+		{
+		return DefaultHash::Des16(aKey.iIdentity);
+		}
+		
+	/**
+	Compare the string identity of a target key with the element key
+	@param aKeyTarget the target string identity 
+	@param aKeyElement the current element key from the association map
+	@return the boolean result
+	*/
+	static TBool Id(const TStringIdentity& aKeyTarget,const TStringIdentity& aKeyElement)
+		{
+		return aKeyElement.iIdentity == aKeyTarget.iIdentity;
+		}
+
+public:
+
+	/**
+	Constructor, build the identity from a string
+	@param anIdentity the string that is used for a unique identity
+	*/
+	explicit TStringIdentity(const TDesC& anIdentity)
+		{
+		iIdentity.Copy(anIdentity);
+		iIdentity.UpperCase();
+		}
+	
+private:
+	/**
+	The identity as a string symbian descriptor
+	*/
+	TBuf<64> iIdentity;
+	};
+
+
+/**
+*/	
+class TBaseTestCaseFunctor
+	{
+public:
+	virtual CBaseTestCase* operator()(TBool) const = 0;
+	};
+
+	
+/**
+This class represents the test case factory
+Design pattern used: Singleton,Factory
+*/
+class RTestFactory
+	{
+private:
+	// The signature for the container of test case associations
+
+	typedef RHashMap<TStringIdentity,TBaseTestCaseFunctor const*> RFactoryMap;
+	
+public:
+
+	/**
+	Destructor, Destroy the test factory
+	*/	
+	~RTestFactory();
+
+public:
+	
+	/**
+	Register a test case with this factory.  If the test case could not be registered, the resultant
+	error will be logged and when requested to be created the factory should state that the test case could
+	not be supported.
+	@param aTestCaseId the identity of the test case
+	@param aCreationMethod the method used to create the test case
+	*/
+	static void RegisterTestCase(const TDesC& aTestCaseId,TBaseTestCaseFunctor const* aFunctor);	
+
+	/**
+	Obtain a test case object that is for the given test case identity
+	@param aTestCaseId the identity of the test case
+	@return the test case object for the given identity
+	@leave KErrNotSupported if the test case object was not found
+	*/
+	static CBaseTestCase* CreateTestCaseL(const TDesC& aTestCaseId,TBool aHostRole);
+	
+	/**
+	Display through the use of the debug port, a list of all the test cases that 
+	have registered themselves with the factory
+	*/
+	static void ListRegisteredTestCases();
+
+private:
+	/**
+	Constructor
+	*/
+	RTestFactory();
+	
+	/**
+	Disable copy constructor
+	*/
+	RTestFactory(const RTestFactory& aRef);
+		
+	/**
+	Disable assignment operator
+	*/
+	RTestFactory& operator=(const RTestFactory& aRhs);
+		
+	/**
+	Retrieve the factory singleton instance
+	@return the only instance of this class
+	*/
+	static RTestFactory& Instance();	
+	
+private:
+	/**
+	The association between the test cases identities and the test case objects
+	that have registered themselves with the factory (i.e. that are available)	
+	*/
+	RFactoryMap iTestCases;
+	};
+	
+	
+	
+	
+	
+/**
+This functor class represents the receipt object that when instantiated registers a test case class
+in the Test case factory under its test case identity.
+*/
+template<typename TestCase,typename Parameter>
+class TFunctorTestCase : public TBaseTestCaseFunctor
+	{
+private:
+	/**
+	The signature of the method to create the test case.  All test cases that have a receipt will have a method of being 
+	created by this factory.
+	*/
+	typedef TestCase* (*TSymbianTwoPhaseCreationMethod)(Parameter);
+
+public:
+	/**
+	Constructor, builds on instantiation a factory receipt object for a test case
+	@param aTestCaseId the identity of the test case for which this is a receipt for
+	*/
+	explicit TFunctorTestCase(const TDesC& aTestCaseId)
+		{
+		iCreationMethod = TestCase::NewL;
+		RTestFactory::RegisterTestCase(aTestCaseId,this);		
+		}
+	
+	/**
+	The invoker function to create a test case
+	@param aHostFlag the flag to indicate at construction time a host or client test case
+	@return the test case
+	*/
+	CBaseTestCase* operator()(TBool aHostFlag) const
+		{
+		return iCreationMethod(aHostFlag);
+		}
+	
+private:
+	/**
+	The creation method that will creation the test case when instructed to by the factory
+	*/
+	TSymbianTwoPhaseCreationMethod iCreationMethod;
+	};	
+	
+	
+	
+	
+	
+
+	}
+
+#endif
+