# Dependency-free CTest targets (see test_util.h for why there is no gtest).

function(stplugin_add_test name)
    add_executable(${name} ${name}.cpp)
    target_link_libraries(${name} PRIVATE stplugin_core)
    target_include_directories(${name} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
    if(WIN32)
        # loopback_server.h needs Winsock for the real-backend tests.
        target_link_libraries(${name} PRIVATE ws2_32)

        # stplugin_core links LiveKit::livekit PUBLICly (see
        # ../CMakeLists.txt), so every test executable here is linked
        # against livekit.dll / livekit_ffi.dll. Unlike the RPATH/$ORIGIN
        # handling obs-adapter/CMakeLists.txt sets up for Linux/macOS,
        # Windows has no way to find a DLL relative to the .exe -- it must
        # physically sit next to it (or be on PATH) at process start, or
        # the loader fails before main() with STATUS_DLL_NOT_FOUND
        # (0xc0000135), which is exactly what CTest saw for test_session,
        # test_integration_livekit and test_livekit_smoke. Copy the same
        # LIVEKIT_SDK_RUNTIME_LIBS list (from cmake/LiveKitSDK.cmake) that
        # obs-adapter stages next to the plugin module, next to each test
        # binary instead. Applied to every test here, not just the three
        # known to actually reference LiveKit symbols today -- harmless for
        # the others and avoids re-diagnosing this if a future test starts
        # touching stplugin_core's LiveKit-dependent code paths.
        add_custom_command(TARGET ${name} POST_BUILD
            COMMAND ${CMAKE_COMMAND} -E copy_if_different
                ${LIVEKIT_SDK_RUNTIME_LIBS} "$<TARGET_FILE_DIR:${name}>"
            COMMENT "Copying LiveKit runtime DLLs next to ${name}"
            VERBATIM
        )
    endif()
    add_test(NAME ${name} COMMAND ${name})
    # Nothing here should ever take a minute; a hang is a failure, not a
    # reason for CI to sit for its default 1500s.
    set_tests_properties(${name} PROPERTIES TIMEOUT 120)
endfunction()

stplugin_add_test(test_core)
target_compile_definitions(test_core PRIVATE
    STPLUGIN_EXPECTED_CORE_VERSION="${PROJECT_VERSION}"
)
stplugin_add_test(test_json)
stplugin_add_test(test_api_client)
stplugin_add_test(test_session)

# End-to-end against a REAL LiveKit room: publishes a synthetic camera with
# the same SDK and subscribes to it through LiveKitSession. Skips (exit 0)
# unless STPLUGIN_IT_* is set, so the three build runners -- which have no
# LiveKit server -- stay green. See scripts/livekit-dev-room.py.
stplugin_add_test(test_integration_livekit)
set_tests_properties(test_integration_livekit PROPERTIES TIMEOUT 300)

# Smoke test for the LiveKit SDK link: initialize()/shutdown() must succeed
# in-process. This is the cheapest possible proof that LiveKit::livekit is
# not just linked but loadable and callable (it dlopen-chains into
# liblivekit_ffi, which is where a broken RPATH would show up).
stplugin_add_test(test_livekit_smoke)
target_compile_definitions(test_livekit_smoke PRIVATE
    STPLUGIN_EXPECTED_LIVEKIT_VERSION="${LIVEKIT_SDK_VERSION_RESOLVED}"
)