Replace BUILD_TESTS CMake option with ENABLE_TESTS variable which all…

…ows to specify multiple test types

.github/workflows/linux.yml

@@ -37,7 +37,7 @@ jobs:
         sudo ./llvm.sh 19
         echo "CXXFLAGS=\"--gcc-install-dir=/usr/lib/gcc/x86_64-linux-gnu/13\"" >> "$GITHUB_ENV"
     - name: configure
-      run: CXX=${{ matrix.compiler }} cmake -Werror=dev -D CMAKE_BUILD_TYPE=${{ matrix.configuration }} -D BUILD_TESTS=1 -D CMAKE_COMPILE_WARNING_AS_ERROR=1 -B build
+      run: CXX=${{ matrix.compiler }} cmake -Werror=dev -D CMAKE_BUILD_TYPE=${{ matrix.configuration }} -D ENABLE_TESTS="unit" -D CMAKE_COMPILE_WARNING_AS_ERROR=1 -B build
     - name: build source
       run: cmake --build build --target Osiris -j $(nproc --all)
     - name: build unit tests

.github/workflows/windows.yml

@@ -32,7 +32,7 @@ jobs:
       if: matrix.toolset == 'ClangCL'
       run: echo "toolset=-T ${{ matrix.toolset }}" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
     - name: configure
-      run: cmake -Werror=dev -D BUILD_TESTS=1 -D CMAKE_COMPILE_WARNING_AS_ERROR=1 -A x64 ${{ env.toolset }} -B build
+      run: cmake -Werror=dev -D ENABLE_TESTS="unit" -D CMAKE_COMPILE_WARNING_AS_ERROR=1 -A x64 ${{ env.toolset }} -B build
     - name: build source
       run: cmake --build build --target Osiris --config ${{ matrix.configuration }}
     - name: build unit tests

CMakeLists.txt

@@ -11,11 +11,7 @@ elseif(UNIX)
   enable_language(ASM-ATT)
 endif()
 
-add_subdirectory(Source)
-
-option(BUILD_TESTS "Build unit tests" OFF)
+set(ENABLE_TESTS CACHE STRING "List of test types to enable e.g. \"unit\"")
 
-if (BUILD_TESTS)
-  enable_testing()
-  add_subdirectory(Tests)
-endif()
+add_subdirectory(Source)
+add_subdirectory(Tests)

Tests/CMakeLists.txt

@@ -1,16 +1,18 @@
-set(THREADS_PREFER_PTHREAD_FLAG ON)
+if("unit" IN_LIST ENABLE_TESTS)
+  enable_testing()
+  set(THREADS_PREFER_PTHREAD_FLAG ON)
+  find_package(Threads REQUIRED)
 
-find_package(Threads REQUIRED)
+  include(FetchContent)
+  FetchContent_Declare(
+    googletest
+    GIT_REPOSITORY https://github.com/google/googletest.git
+    GIT_TAG f8d7d77c06936315286eb55f8de22cd23c188571 # v1.14.0
+    GIT_SHALLOW TRUE
+  )
+  FetchContent_MakeAvailable(googletest)
 
-include(FetchContent)
-FetchContent_Declare(
-  googletest
-  GIT_REPOSITORY https://github.com/google/googletest.git
-  GIT_TAG f8d7d77c06936315286eb55f8de22cd23c188571 # v1.14.0
-  GIT_SHALLOW TRUE
-)
-FetchContent_MakeAvailable(googletest)
+  include(GoogleTest)
 
-include(GoogleTest)
-
-add_subdirectory(UnitTests)
+  add_subdirectory(UnitTests)
+endif()