ENH:Add a main to run the unittests

CMake/Utilities/imstkAddTest.cmake

@@ -50,10 +50,11 @@ function(imstk_add_test_internal target kind)
   # Link test driver against current target, gtest and pthread
   target_link_libraries(${test_driver_executable}
     ${target}
+    Testing
+    Threads::Threads
     GTest::gtest
     GTest::gmock
-    GTest::gtest_main
-    Threads::Threads
+
   )
 
 if (MSVC)

CMakeLists.txt

@@ -377,6 +377,7 @@ add_subdirectory(Source/CollisionDetection)
 add_subdirectory(Source/CollisionHandling)
 add_subdirectory(Source/Scene)
 add_subdirectory(Source/SimulationManager)
+add_subdirectory(Source/Testing)
 add_subdirectory(Source/Filtering)
 add_subdirectory(Source/FilteringCore)
 

Source/Testing/CMakeLists.txt

+#-----------------------------------------------------------------------------
+# Create target
+#-----------------------------------------------------------------------------
+if( ${PROJECT_NAME}_BUILD_TESTING )
+include(imstkAddLibrary)
+imstk_add_library( Testing
+  DEPENDS
+    Common
+    GTest::gtest
+    ${VTK_LIBRARIES}
+  )
+
+endif()
\ No newline at end of file

Source/Testing/imstkTestingMain.cpp

+/*=========================================================================
+
+   Library: iMSTK
+
+   Copyright (c) Kitware, Inc. & Center for Modeling, Simulation,
+   & Imaging in Medicine, Rensselaer Polytechnic Institute.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0.txt
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+=========================================================================*/
+
+#include <vtksys/SystemTools.hxx>
+
+#include <gtest/gtest.h>
+
+#include "imstkLogger.h"
+
+int
+main(int argc, char** argv)
+{
+    bool removeLog = true;
+    for (int i = 0; i < argc; ++i)
+    {
+        if (std::string(argv[i]) == "--imstk_keep_log")
+        {
+            removeLog = true;
+        }
+    }
+
+    if (removeLog)
+    {
+        vtksys::SystemTools::RemoveADirectory("testlog");
+        vtksys::SystemTools::MakeDirectory("testlog");
+    }
+
+    auto& logger = imstk::Logger::getInstance();
+    logger.addFileSink("test", "testlog");
+
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
\ No newline at end of file