diff -r b564fb5fd78b -r 5ebd530e523b datacommsserver/esockserver/test/te_mecunittest/src/mectest013step.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datacommsserver/esockserver/test/te_mecunittest/src/mectest013step.cpp	Tue Sep 14 23:38:38 2010 +0300
@@ -0,0 +1,48 @@
+// Copyright (c) 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:
+//
+// mectest013step.cpp
+//
+
+/**
+@file
+*/
+
+#include "mectest013step.h"
+#include "testextensions.h"
+#include "metaextensioncontainerspy.h"
+#include <comms-infras/ss_rmetaextensioncontainer.h>
+#include <comms-infras/ss_commsprov.h>
+
+using namespace ESock;
+
+CMecTest013Step::~CMecTest013Step()
+    {
+    }
+
+
+/**
+//! @SYMTestCaseID      MEC_UNIT_TEST_013
+//! @SYMTestCaseDesc    Test NULL return for RMetaExtensionContainerC::FindExtension() with un-opened container
+//! @SYMFssID           COMMS-INFRAS/Esock/MetaExtensionContainer/UnitTest
+//! @SYMTestActions     1) FindExtension T1 in constMec
+//! @SYMTestExpectedResults  NULL return code
+*/
+TVerdict CMecTest013Step::RunTestStepL()
+    {
+    RMetaExtensionContainerC mec;
+    const Meta::SMetaData* ext = mec.FindExtension(TTestExtension1::TypeId());
+    return ext == NULL ? EPass : EFail;
+    }
+