diff --git a/Core/Code/Testing/mitkPointSetDataInteractorTest.cpp b/Core/Code/Testing/mitkPointSetDataInteractorTest.cpp
index fca9afbd33..1eef99461b 100644
--- a/Core/Code/Testing/mitkPointSetDataInteractorTest.cpp
+++ b/Core/Code/Testing/mitkPointSetDataInteractorTest.cpp
@@ -1,98 +1,98 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 #include "mitkTestingMacros.h"
 #include <mitkTestingConfig.h>
 #include <mitkTestFixture.h>
 
 #include <mitkIOUtil.h>
 #include <mitkInteractionTestHelper.h>
 #include <mitkPointSet.h>
 #include <mitkPointSetDataInteractor.h>
 
 
 class mitkPointSetDataInteractorTestSuite : public mitk::TestFixture
 {
 
   CPPUNIT_TEST_SUITE(mitkPointSetDataInteractorTestSuite);
   MITK_TEST(AddPointInteraction);
   CPPUNIT_TEST_SUITE_END();
 
 
 private:
-  mitk::DataNode::Pointer testPointSetNode;
-  mitk::PointSetDataInteractor::Pointer dataInteractor;
-  mitk::PointSet::Pointer testPointSet;
-  mitk::InteractionTestHelper::Pointer interactionTestHelper;
+  mitk::DataNode::Pointer m_TestPointSetNode;
+  mitk::PointSetDataInteractor::Pointer m_DataInteractor;
+  mitk::PointSet::Pointer m_TestPointSet;
+  mitk::InteractionTestHelper::Pointer m_InteractionTestHelper;
 
 public:
 
   void setUp()
   {
     //Create DataNode as a container for our PointSet to be tested
-    testPointSetNode = mitk::DataNode::New();
+    m_TestPointSetNode = mitk::DataNode::New();
 
     // Create PointSetData Interactor
-    dataInteractor = mitk::PointSetDataInteractor::New();
+    m_DataInteractor = mitk::PointSetDataInteractor::New();
     // Load the according state machine for regular point set interaction
-    dataInteractor->LoadStateMachine("PointSet.xml");
+    m_DataInteractor->LoadStateMachine("PointSet.xml");
     // Set the configuration file that defines the triggers for the transitions
-    dataInteractor->SetEventConfig("PointSetConfig.xml");
+    m_DataInteractor->SetEventConfig("PointSetConfig.xml");
     // set the DataNode (which already is added to the DataStorage)
-    dataInteractor->SetDataNode(testPointSetNode);
+    m_DataInteractor->SetDataNode(m_TestPointSetNode);
 
     //Create new PointSet which will receive the interaction input
-    testPointSet = mitk::PointSet::New();
-    testPointSetNode->SetData(testPointSet);
+    m_TestPointSet = mitk::PointSet::New();
+    m_TestPointSetNode->SetData(m_TestPointSet);
   }
 
   void tearDown()
   {
     //destroy all objects
-    testPointSetNode = NULL;
-    testPointSet = NULL;
-    dataInteractor = NULL;
+    m_TestPointSetNode = NULL;
+    m_TestPointSet = NULL;
+    m_DataInteractor = NULL;
     //make sure to destroy the test helper object after each test
-    interactionTestHelper = NULL;
+    m_InteractionTestHelper = NULL;
   }
 
   void AddPointInteraction()
   {
     //Path to the reference PointSet
     std::string referencePointSetPath = "/Users/schroedt/Desktop/pointsetTestRef.mps";
 
     //Path to the interaction xml file
     std::string interactionXmlPath = "/Users/schroedt/Desktop/pointsetTest.xml";
 
     //Create test helper to initialize all necessary objects for interaction
-    interactionTestHelper = mitk::InteractionTestHelper::New(interactionXmlPath);
+    m_InteractionTestHelper = mitk::InteractionTestHelper::New(interactionXmlPath);
 
     //Add our test node to the DataStorage of our test helper
-    interactionTestHelper->AddNodeToStorage(testPointSetNode);
+    m_InteractionTestHelper->AddNodeToStorage(m_TestPointSetNode);
 
     //Start Interaction
-    interactionTestHelper->PlaybackInteraction();
+    m_InteractionTestHelper->PlaybackInteraction();
 
     //Load the reference PointSet
     mitk::PointSet::Pointer referencePointSet = mitk::IOUtil::LoadPointSet(referencePointSetPath);
 
     //Compare reference with the result of the interaction
-    MITK_ASSERT_EQUAL(testPointSet.GetPointer(), referencePointSet.GetPointer(), "");
+    MITK_ASSERT_EQUAL(m_TestPointSet.GetPointer(), referencePointSet.GetPointer(), "");
   }
 
 };
 
 MITK_TEST_SUITE_REGISTRATION(mitkPointSetDataInteractor)