diff --git a/Modules/Multilabel/Testing/mitkLabelSetTest.cpp b/Modules/Multilabel/Testing/mitkLabelSetTest.cpp
deleted file mode 100644
index 01adf5f941..0000000000
--- a/Modules/Multilabel/Testing/mitkLabelSetTest.cpp
+++ /dev/null
@@ -1,170 +0,0 @@
-/*============================================================================
-
-The Medical Imaging Interaction Toolkit (MITK)
-
-Copyright (c) German Cancer Research Center (DKFZ)
-All rights reserved.
-
-Use of this source code is governed by a 3-clause BSD license that can be
-found in the LICENSE file.
-
-============================================================================*/
-
-#include <mitkLabelSet.h>
-#include <mitkLabelSetImage.h>
-#include <mitkStringProperty.h>
-#include <mitkTestFixture.h>
-#include <mitkTestingMacros.h>
-
-class mitkLabelSetTestSuite : public mitk::TestFixture
-{
-  CPPUNIT_TEST_SUITE(mitkLabelSetTestSuite);
-  MITK_TEST(TestSetLayer);
-  MITK_TEST(TestSetActiveLabel);
-  MITK_TEST(TestRemoveLabel);
-  MITK_TEST(TestAddLabel);
-  MITK_TEST(TestRenameLabel);
-  MITK_TEST(TestSetAllLabelsVisible);
-  MITK_TEST(TestSetAllLabelsLocked);
-  MITK_TEST(TestRemoveAllLabels);
-  CPPUNIT_TEST_SUITE_END();
-
-private:
-  mitk::LabelSet::Pointer m_LabelSet;
-  mitk::LabelSet::PixelType m_InitialNumberOfLabels;
-
-  void AddLabels(mitk::LabelSet::PixelType numOfLabels)
-  {
-    mitk::Label::Pointer label;
-    const std::string namePrefix = "Label_";
-    const mitk::Color gray(0.5f);
-
-    for (mitk::Label::PixelType i = 0; i < numOfLabels; ++i)
-    {
-      label = mitk::Label::New();
-      label->SetName(namePrefix + std::to_string(i));
-      label->SetValue(i);
-      label->SetVisible((i % 2 == 0));
-      label->SetLayer(i % 3);
-      label->SetColor(gray);
-
-      m_LabelSet->AddLabel(label);
-    }
-  }
-
-public:
-  void setUp() override
-  {
-    m_InitialNumberOfLabels = 6;
-    m_LabelSet = mitk::LabelSet::New();
-
-    this->AddLabels(m_InitialNumberOfLabels);
-    m_LabelSet->SetLayer(0);
-    m_LabelSet->SetActiveLabel(0);
-  }
-
-  void tearDown() override
-  {
-    m_LabelSet = nullptr;
-  }
-
-  void TestSetLayer()
-  {
-    CPPUNIT_ASSERT_MESSAGE("Wrong initial layer", m_LabelSet->GetLayer() == 0);
-
-    m_LabelSet->SetLayer(1);
-    CPPUNIT_ASSERT_MESSAGE("Wrong layer", m_LabelSet->GetLayer() == 1);
-  }
-
-  void TestSetActiveLabel()
-  {
-    CPPUNIT_ASSERT_MESSAGE("Wrong initial active label", m_LabelSet->GetActiveLabel() == nullptr);
-
-    m_LabelSet->SetActiveLabel(1);
-    CPPUNIT_ASSERT_MESSAGE("Wrong active label", m_LabelSet->GetActiveLabel()->GetValue() == 1);
-  }
-
-  void TestRemoveLabel()
-  {
-    CPPUNIT_ASSERT_MESSAGE("Wrong initial number of label", m_LabelSet->GetNumberOfLabels() == m_InitialNumberOfLabels);
-
-    // Remove a label that is not the active label
-    m_LabelSet->SetActiveLabel(2);
-    m_LabelSet->RemoveLabel(1);
-
-    mitk::LabelSet::PixelType numLabels = m_InitialNumberOfLabels - 1;
-
-    CPPUNIT_ASSERT_MESSAGE("Label was not removed", m_LabelSet->ExistLabel(1) == false);
-    CPPUNIT_ASSERT_MESSAGE("Wrong number of label", m_LabelSet->GetNumberOfLabels() == numLabels);
-    CPPUNIT_ASSERT_MESSAGE("Wrong active label", m_LabelSet->GetActiveLabel()->GetValue() == 2);
-
-    // Remove active label - now the succeeding label should be active
-    m_LabelSet->RemoveLabel(2);
-    CPPUNIT_ASSERT_MESSAGE("Wrong active label", m_LabelSet->GetActiveLabel()->GetValue() == 3);
-    CPPUNIT_ASSERT_MESSAGE("Label was not removed", m_LabelSet->ExistLabel(2) == false);
-    CPPUNIT_ASSERT_MESSAGE("Wrong initial number of label", m_LabelSet->GetNumberOfLabels() == --numLabels);
-  }
-
-  void TestAddLabel()
-  {
-    auto newLabel = mitk::Label::New();
-    newLabel->SetValue(1);
-    m_LabelSet->AddLabel(newLabel);
-
-    // Since label with value 1 already exists the new label will get the value m_InitialNumberOfValues
-    CPPUNIT_ASSERT_MESSAGE("Wrong label value", m_LabelSet->GetActiveLabel()->GetValue() == m_InitialNumberOfLabels+1);
-    CPPUNIT_ASSERT_MESSAGE("Wrong number of label", m_LabelSet->GetNumberOfLabels() == static_cast<decltype(m_LabelSet->GetNumberOfLabels())>(m_InitialNumberOfLabels + 1));
-  }
-
-  void TestRenameLabel()
-  {
-    const mitk::Color white(1.0f);
-    const std::string name = "MyAwesomeLabel";
-
-    m_LabelSet->RenameLabel(1, name, white);
-
-    const auto* label = m_LabelSet->GetLabel(1);
-    CPPUNIT_ASSERT_MESSAGE("Wrong label name", label->GetName() == name );
-
-    const auto& color = label->GetColor();
-    CPPUNIT_ASSERT_MESSAGE("Wrong color", color == white);
-  }
-
-  void TestSetAllLabelsVisible()
-  {
-    const auto numLabels = static_cast<mitk::LabelSet::PixelType>(m_LabelSet->GetNumberOfLabels());
-
-    m_LabelSet->SetAllLabelsVisible(true);
-
-    for (mitk::LabelSet::PixelType i = 1; i < numLabels; ++i)
-      CPPUNIT_ASSERT_MESSAGE("Label not visible", m_LabelSet->GetLabel(i)->GetVisible() == true);
-
-    m_LabelSet->SetAllLabelsVisible(false);
-
-    for (mitk::LabelSet::PixelType i = 1; i < numLabels; ++i)
-      CPPUNIT_ASSERT_MESSAGE("Label visible", m_LabelSet->GetLabel(i)->GetVisible() == false);
-  }
-
-  void TestSetAllLabelsLocked()
-  {
-    const auto numLabels = static_cast<mitk::LabelSet::PixelType>(m_LabelSet->GetNumberOfLabels());
-
-    m_LabelSet->SetAllLabelsLocked(true);
-
-    for (mitk::LabelSet::PixelType i = 1; i < numLabels; ++i)
-      CPPUNIT_ASSERT_MESSAGE("Label not locked", m_LabelSet->GetLabel(i)->GetLocked() == true);
-
-    m_LabelSet->SetAllLabelsLocked(false);
-
-    for (mitk::LabelSet::PixelType i = 1; i < numLabels; ++i)
-      CPPUNIT_ASSERT_MESSAGE("Label locked", m_LabelSet->GetLabel(i)->GetLocked() == false);
-  }
-
-  void TestRemoveAllLabels()
-  {
-    m_LabelSet->RemoveAllLabels();
-    CPPUNIT_ASSERT_MESSAGE("Not all labels were removed", m_LabelSet->GetNumberOfLabels() == 0);
-  }
-};
-
-MITK_TEST_SUITE_REGISTRATION(mitkLabelSet)