diff --git a/.github/workflows/cpp-testing-windows.yml b/.github/workflows/cpp-testing-windows.yml
index b3eeb08..de22276 100644
--- a/.github/workflows/cpp-testing-windows.yml
+++ b/.github/workflows/cpp-testing-windows.yml
@@ -13,9 +13,9 @@ on:
 jobs:
   build-and-testing-windows:
     runs-on: windows-latest
-
+    
     env:
-      EIGEN3_INCLUDE_IDR: C:\tools\eigen\include
+      EIGEN3_INCLUDE_DIR: C:\tools\eigen\include
 
     steps:
       - name: checkout repository
@@ -23,7 +23,7 @@ jobs:
       - name: Install Eigen (windows)
         run: choco install eigen
 
-      - name: Clara testing windows
+      - name: Install googletest
         shell: powershell
         run: |
           cd clara_test
@@ -36,10 +36,10 @@ jobs:
           cmake --build . --config Release --target install
           cd ../..
           Remove-Item -Recurse -Force googletest
-
-      - name: Build clara test windows
+        
+      - name: testing
         run: |
           mkdir build
           cd build
-          cmake -DEIGEN3_INCLUDE_DIR=$env:EIGEN3_INCLUDE_DIR ..
-          cmake --build . --config Release
+          cmake -f ../CMakeListsWindows.txt
+          cmake --buuild . --config Release      
diff --git a/clara_test/CMakeListsWindows.txt b/clara_test/CMakeListsWindows.txt
new file mode 100644
index 0000000..4511f93
--- /dev/null
+++ b/clara_test/CMakeListsWindows.txt
@@ -0,0 +1,86 @@
+cmake_minimum_required(VERSION 3.0.0)
+project(clara_testing)
+
+if(CYGWIN)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11")
+else()
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+endif()
+
+set(ADDITIONAL_FLAGS "-pedantic -Wall -Wextra -Weffc++")
+set(CMAKE_INCLUDE_SYSTEM_FLAG_CXX "-isystem")
+
+if(NOT ${CMAKE_CXX_COMPILER_ID} MATCHES "Clang"
+   AND NOT ${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU")
+  message(FATAL_ERROR "cmakelists works only with gnu gcc/clang/appleClang")
+endif()
+
+include_directories(../include)
+# eigen
+#[[ include_directories(SYSTEM "$ENV{HOME}/eigen") ]]
+include_directories(SYSTEM "C:/tools/eigen/include/eigen3")
+
+option(WITH_OPENMP "OpenMP support" ON)
+if(${WITH_OPENMP})
+  add_definitions(-DWITH_OPENMP_)
+  if(${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
+  elseif(${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "3.7")
+      set(CLANG_LIBOMP "/opt/local/lib/libomp/")
+      set(CLANG_LIBOMP_INCLUDE "/opt/local/include/libomp/")
+      include_directories(SYSTEM "${CLANG_LIBOMP_INCLUDE}")
+      set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp=libomp")
+      set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -L${CLANG_LIBOMP}")
+    endif()
+  else()
+    message(
+      WARNING
+        "compiler: ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}. support for OpenMP is enabled only for GNU gcc compiler Clang >= 3.7"
+    )
+  endif()
+endif()
+
+# google test
+add_subdirectory(googletest)
+
+# unitesting
+add_subdirectory(tests)
+
+# enable all warnings
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${ADDITIONAL_FLAGS}")
+
+if(${CMAKE_CXX_COMPILER_ID} STREQUAL "AppleClang")
+  add_definitions(-DNO_THREAD_LOCAL_)
+  message(
+    WARNING
+      "Detect compiler: ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION} thread_local not supported"
+  )
+endif()
+
+# gnu gcc aditional debug setting
+if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
+  if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-weak")
+  endif()
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_DEBUG} -Og -D_GLIBCXX_DEBUG")
+endif()
+
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
+set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL} -DEIGEN_NO_DEBUG")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO
+    "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -DEIGEN_NO_DEBUG")
+
+if(NOT CMAKE_BUILD_TYPE)
+  set(CMAKE_BUILD_TYPE
+      Release
+      CACHE STRING "Choose the type of build, options are: \
+         None Debug Release MinSizeRel RelWithDebInfo." FORCE)
+endif()
+
+if($WITH_OPENMP$
+   AND ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang"
+   AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "3.7")
+  target_link_libraries(clara_testing omp)
+endif()