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99 lines
4.4 KiB
CMake
99 lines
4.4 KiB
CMake
cmake_minimum_required(VERSION 3.14)
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project(nim_ffi_cpp_e2e CXX)
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# Test harness compiles at C++20 so we can use designated initializers
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# (`.field = …`) in test bodies; MSVC rejects them under /std:c++17.
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# The generated example bindings and the CMake template they ship with
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# stay at C++17, so library consumers aren't forced onto a newer std.
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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# ── Reuse the timer + echo cpp_bindings (exposing my_timer_headers / echo_headers) ──
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get_filename_component(_timer_cpp_bindings_dir
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"${CMAKE_CURRENT_SOURCE_DIR}/../../../examples/timer/cpp_bindings"
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ABSOLUTE)
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add_subdirectory("${_timer_cpp_bindings_dir}" timer_cpp_bindings_build)
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get_filename_component(_echo_cpp_bindings_dir
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"${CMAKE_CURRENT_SOURCE_DIR}/../../../examples/echo/cpp_bindings"
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ABSOLUTE)
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add_subdirectory("${_echo_cpp_bindings_dir}" echo_cpp_bindings_build)
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# ── GoogleTest via FetchContent ───────────────────────────────────────────────
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include(FetchContent)
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FetchContent_Declare(
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googletest
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GIT_REPOSITORY https://github.com/google/googletest.git
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GIT_TAG v1.14.0
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GIT_SHALLOW TRUE
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)
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set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
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FetchContent_MakeAvailable(googletest)
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enable_testing()
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add_executable(timer_e2e_tests test_timer_e2e.cpp)
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target_link_libraries(timer_e2e_tests PRIVATE my_timer_headers echo_headers GTest::gtest_main)
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add_dependencies(timer_e2e_tests my_timer_nim_lib echo_nim_lib)
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if(NIM_FFI_SAN_CFLAGS)
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target_compile_options(timer_e2e_tests PRIVATE ${NIM_FFI_SAN_CFLAGS})
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target_link_options(timer_e2e_tests PRIVATE ${NIM_FFI_SAN_LFLAGS})
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endif()
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# Nim-built dylibs use `@rpath/lib*.dylib` install_names on macOS and Linux, so embed
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# each IMPORTED target's build-tree dir as an rpath. Windows has no rpath —
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# stage the DLLs next to the exe in the POST_BUILD branch below instead.
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if(NOT CMAKE_SYSTEM_NAME STREQUAL "Windows")
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get_target_property(_my_timer_loc my_timer IMPORTED_LOCATION)
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get_filename_component(_my_timer_dir "${_my_timer_loc}" DIRECTORY)
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get_target_property(_echo_loc echo IMPORTED_LOCATION)
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get_filename_component(_echo_dir "${_echo_loc}" DIRECTORY)
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set_target_properties(timer_e2e_tests PROPERTIES
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BUILD_RPATH "${_my_timer_dir};${_echo_dir}"
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INSTALL_RPATH "${_my_timer_dir};${_echo_dir}")
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else()
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add_custom_command(TARGET timer_e2e_tests POST_BUILD
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different
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"${my_timer_RUNTIME_LIB}"
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"$<TARGET_FILE_DIR:timer_e2e_tests>"
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different
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"${echo_RUNTIME_LIB}"
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"$<TARGET_FILE_DIR:timer_e2e_tests>"
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COMMENT "Staging my_timer.dll + echo.dll next to timer_e2e_tests.exe")
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endif()
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# Per-sanitizer runtime options: halt and exit non-zero on any report so
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# ctest fails the job. The matching ASAN_OPTIONS / UBSAN_OPTIONS /
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# LSAN_OPTIONS / TSAN_OPTIONS in CI provide the same defaults; we set them
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# here too so local `ctest` runs behave identically.
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#
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# `asan-ubsan` runs LSan as part of ASan (detect_leaks=1). LSAN_OPTIONS
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# is still honoured for suppressions when LSan runs under ASan's runtime.
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set(_san_test_env "")
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if(NIM_FFI_SANITIZER STREQUAL "asan-ubsan")
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list(APPEND _san_test_env
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"ASAN_OPTIONS=halt_on_error=1:abort_on_error=1:detect_leaks=1:strict_string_checks=1"
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"UBSAN_OPTIONS=halt_on_error=1:print_stacktrace=1"
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"LSAN_OPTIONS=suppressions=${CMAKE_CURRENT_SOURCE_DIR}/lsan.supp:print_suppressions=0")
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elseif(NIM_FFI_SANITIZER STREQUAL "tsan")
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list(APPEND _san_test_env
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"TSAN_OPTIONS=halt_on_error=1:second_deadlock_stack=1:history_size=7")
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endif()
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# Discover at test time, not build time: a POST_BUILD discovery run launches the
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# freshly-linked exe while Windows Defender is still scanning it (and its staged
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# DLLs), which routinely overran the default 5s timeout on CI. PRE_TEST defers
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# enumeration to `ctest`, and the bumped timeout absorbs first-launch scan delays.
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include(GoogleTest)
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if(_san_test_env)
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gtest_discover_tests(timer_e2e_tests
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DISCOVERY_MODE PRE_TEST
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DISCOVERY_TIMEOUT 120
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PROPERTIES ENVIRONMENT "${_san_test_env}")
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else()
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gtest_discover_tests(timer_e2e_tests
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DISCOVERY_MODE PRE_TEST
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DISCOVERY_TIMEOUT 120)
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endif()
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