include(AddLLVM) # for configure_lit_site_cfg and add_lit_testsuite
include(HandleLitArguments)
macro(pythonize_bool var)
  if (${var})
    set(${var} True)
  else()
    set(${var} False)
  endif()
endmacro()

set(LIBCXXABI_TESTING_INSTALL_PREFIX "${LIBCXXABI_BINARY_DIR}/test-suite-install")
add_custom_target(libcxxabi-install-cxx-for-testing
                      DEPENDS cxx-headers
                              cxx
                              cxx_experimental
                              cxx-modules
                      COMMAND ${CMAKE_COMMAND} -E make_directory "${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                      COMMAND "${CMAKE_COMMAND}"
                              -DCMAKE_INSTALL_COMPONENT=cxx-headers
                              -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                              -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
                      COMMAND "${CMAKE_COMMAND}"
                              -DCMAKE_INSTALL_COMPONENT=cxx-modules
                              -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                              -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
                      COMMAND "${CMAKE_COMMAND}"
                              -DCMAKE_INSTALL_COMPONENT=cxx
                              -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                              -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
add_dependencies(cxxabi-test-depends libcxxabi-install-cxx-for-testing)

add_custom_target(libcxxabi-install-cxxabi-for-testing
                      DEPENDS cxxabi-headers
                              cxxabi
                      COMMAND ${CMAKE_COMMAND} -E make_directory "${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                      COMMAND "${CMAKE_COMMAND}"
                              -DCMAKE_INSTALL_COMPONENT=cxxabi-headers
                              -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                              -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
                      COMMAND "${CMAKE_COMMAND}"
                              -DCMAKE_INSTALL_COMPONENT=cxxabi
                              -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
                              -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
add_dependencies(cxxabi-test-depends libcxxabi-install-cxxabi-for-testing)

if (LIBCXXABI_USE_LLVM_UNWINDER AND TARGET unwind)
  add_custom_target(libcxxabi-install-unwind-for-testing
    DEPENDS unwind-headers
            unwind
    COMMAND ${CMAKE_COMMAND} -E make_directory "${LIBCXXABI_TESTING_INSTALL_PREFIX}"
    COMMAND "${CMAKE_COMMAND}"
            -DCMAKE_INSTALL_COMPONENT=unwind-headers
            -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
            -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
    COMMAND "${CMAKE_COMMAND}"
            -DCMAKE_INSTALL_COMPONENT=unwind
            -DCMAKE_INSTALL_PREFIX="${LIBCXXABI_TESTING_INSTALL_PREFIX}"
            -P "${CMAKE_BINARY_DIR}/cmake_install.cmake")
  add_dependencies(cxxabi-test-depends libcxxabi-install-unwind-for-testing)
endif()

pythonize_bool(LIBCXXABI_USE_LLVM_UNWINDER)

set(AUTO_GEN_COMMENT "## Autogenerated by libcxxabi configuration.\n# Do not edit!")
set(SERIALIZED_LIT_PARAMS "# Lit parameters serialized here for llvm-lit to pick them up\n")

serialize_lit_string_param(SERIALIZED_LIT_PARAMS compiler "${CMAKE_CXX_COMPILER}")

if (NOT LIBCXXABI_ENABLE_EXCEPTIONS)
  serialize_lit_param(SERIALIZED_LIT_PARAMS enable_exceptions False)
endif()

if (LIBCXXABI_ENABLE_ASSERTIONS)
  serialize_lit_param(SERIALIZED_LIT_PARAMS enable_assertions True)
endif()

serialize_lit_param(SERIALIZED_LIT_PARAMS enable_experimental False)

if (LLVM_USE_SANITIZER)
  serialize_lit_string_param(SERIALIZED_LIT_PARAMS use_sanitizer "${LLVM_USE_SANITIZER}")
endif()

if (CMAKE_CXX_COMPILER_TARGET)
  serialize_lit_string_param(SERIALIZED_LIT_PARAMS target_triple "${CMAKE_CXX_COMPILER_TARGET}")
else()
  serialize_lit_string_param(SERIALIZED_LIT_PARAMS target_triple "${LLVM_DEFAULT_TARGET_TRIPLE}")
endif()

serialize_lit_params_list(SERIALIZED_LIT_PARAMS LIBCXXABI_TEST_PARAMS)

configure_file("${CMAKE_CURRENT_SOURCE_DIR}/configs/cmake-bridge.cfg.in"
               "${CMAKE_CURRENT_BINARY_DIR}/cmake-bridge.cfg"
               @ONLY)

configure_lit_site_cfg(
  "${LIBCXXABI_TEST_CONFIG}"
  ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
  MAIN_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}/lit.cfg.py")

add_lit_testsuite(check-cxxabi "Running libcxxabi tests"
  ${CMAKE_CURRENT_BINARY_DIR}
  DEPENDS cxxabi-test-depends)