# 单元测试（设计 §12）。M1 spike 阶段先放一个 gtest 冒烟用例，
# 验证 gtest 经 vcpkg 接入、ctest 可跑；随 core/data/algo 实现补充真实用例。

find_package(GTest CONFIG REQUIRED)

add_executable(geopro_tests smoke_test.cpp)
target_link_libraries(geopro_tests PRIVATE GTest::gtest GTest::gtest_main)

include(GoogleTest)

# PROJ 运行时需要数据目录（proj.db 等）。vcpkg 把数据装在 share/proj 下。
# 通过测试环境变量 PROJ_DATA 注入，使 `ctest -R CrsTransform` 无需调用方手动 set。
file(GLOB _proj_data_dirs
  "${CMAKE_BINARY_DIR}/vcpkg_installed/*/share/proj"
)
# DISCOVERY_MODE PRE_TEST：把用例枚举推迟到 ctest 运行时执行，而非构建后立即跑
# exe。因 geopro_data 链 Qt6::Core，构建期发现会因 Qt6Core.dll 尚未拷贝到 exe 旁而
# 失败（0xc0000135）；推迟到运行期时 POST_BUILD 已把运行时 DLL 拷到位。
if(_proj_data_dirs)
  list(GET _proj_data_dirs 0 GEOPRO_PROJ_DATA)
  gtest_discover_tests(geopro_tests
    DISCOVERY_MODE PRE_TEST
    PROPERTIES ENVIRONMENT "PROJ_DATA=${GEOPRO_PROJ_DATA}")
else()
  gtest_discover_tests(geopro_tests DISCOVERY_MODE PRE_TEST)
endif()

target_sources(geopro_tests PRIVATE core/test_local_frame.cpp)
target_sources(geopro_tests PRIVATE core/test_model.cpp)
target_sources(geopro_tests PRIVATE core/test_color_scale.cpp)
target_sources(geopro_tests PRIVATE core/test_idw.cpp)
target_sources(geopro_tests PRIVATE core/test_crs_transform.cpp)
target_sources(geopro_tests PRIVATE core/test_model_data.cpp)
target_link_libraries(geopro_tests PRIVATE geopro_core)

target_sources(geopro_tests PRIVATE data/test_parsers.cpp)
target_sources(geopro_tests PRIVATE data/test_local_repo.cpp)
target_link_libraries(geopro_tests PRIVATE geopro_data)

# net 层：RSA 加密器。测试需直接用 OpenSSL 生成/解密密钥，故显式 find_package
# 并链接 OpenSSL（geopro_net 的 PUBLIC 链接通常已传递，这里显式以防头文件找不到）。
find_package(OpenSSL REQUIRED)
find_package(Qt6 COMPONENTS Core Network REQUIRED)
target_sources(geopro_tests PRIVATE net/test_rsa.cpp)
# 端到端登录连通测试（ApiClient + AuthService），需 Qt6::Core/Network 与事件循环。
target_sources(geopro_tests PRIVATE net/test_auth.cpp)
target_link_libraries(geopro_tests PRIVATE geopro_net OpenSSL::SSL OpenSSL::Crypto Qt6::Core Qt6::Network)

# geopro_data 链 Qt6::Core，测试 exe 运行（含 gtest 发现）需要 Qt6Core.dll 等运行时
# DLL 在旁。复用 app 同样的 TARGET_RUNTIME_DLLS POST_BUILD 拷贝。
if(WIN32)
  add_custom_command(TARGET geopro_tests POST_BUILD
    COMMAND ${CMAKE_COMMAND} -E copy_if_different
            $<TARGET_RUNTIME_DLLS:geopro_tests> $<TARGET_FILE_DIR:geopro_tests>
    COMMAND_EXPAND_LISTS)
endif()

# render 层：ColorLutBuilder（core ColorScale -> vtkLookupTable）。
# 需 vtkLookupTable（VTK::CommonCore）；geopro_render 已 PUBLIC 传递其余 VTK 组件。
find_package(VTK REQUIRED COMPONENTS CommonCore)
target_sources(geopro_tests PRIVATE render/test_color_lut.cpp)
target_link_libraries(geopro_tests PRIVATE geopro_render ${VTK_LIBRARIES})
vtk_module_autoinit(TARGETS geopro_tests MODULES ${VTK_LIBRARIES})

add_subdirectory(spike)   # spike S3: banded contour 渲染验证