--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/certificateandkeymgmt/tasn1/testnull.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,74 @@
+/*
+* Copyright (c) 2001-2009 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: 
+* Implementation for testing null object encoding/decoding
+*
+*/
+
+
+#include "testnull.h"
+#include "tasn1normaltest.h"
+#include <asn1enc.h>
+#include <asn1dec.h>
+
+#include <e32cons.h>
+
+CTestNull* CTestNull::NewL(CASN1NormalTest &aASN1Action)
+	{
+	CTestNull* test = new (ELeave) CTestNull(aASN1Action);
+	return test;
+	}
+
+CTestNull::CTestNull(CASN1NormalTest &aASN1Action) : CTestBase(aASN1Action)
+	{
+	};
+
+void CTestNull::GetName(TDes& aBuf)
+	{
+	aBuf.Copy(_L("Test Null"));
+	}
+
+TBool CTestNull::PerformTestsL(CConsoleBase& aConsole)
+	{
+	// Get the encoder and decoder
+	CASN1EncNull* encoder = CASN1EncNull::NewLC();
+	TASN1DecNull decoder;
+
+	// Prepare a buffer
+	TInt totalLength = encoder->LengthDER();
+	HBufC8* buf = HBufC8::NewMaxLC(totalLength);
+	TPtr8 tBuf = buf->Des();
+	
+	// Write into the buffer
+	TUint writeLength = 0;
+	encoder->WriteDERL(tBuf, writeLength);
+
+	// Read it out again + check lengths
+	TInt readLength = 0;
+	decoder.DecodeDERL(tBuf, readLength);
+
+	if (writeLength != STATIC_CAST(TUint, readLength))
+		{
+		aConsole.Write(_L("ERROR!\n"));
+		iASN1Action.ReportProgressL(KErrASN1EncodingError, 1, 1);
+		CleanupStack::PopAndDestroy(2); // buf, encoder
+		return(EFalse);
+		}
+	else
+		{
+		iASN1Action.ReportProgressL(KErrNone, 1, 1);
+		CleanupStack::PopAndDestroy(2); // buf, encoder
+		return(ETrue);
+		}
+	}