pybind11/tests/CMakeLists.txt

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if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
message(STATUS "Setting tests build type to MinSizeRel as none was specified")
set(CMAKE_BUILD_TYPE MinSizeRel CACHE STRING "Choose the type of build" FORCE)
endif()
set(PYBIND11_TEST_FILES
test_buffers.cpp
test_callbacks.cpp
test_constants_and_functions.cpp
test_enum.cpp
test_eval.cpp
test_exceptions.cpp
test_inheritance.cpp
test_issues.cpp
test_keep_alive.cpp
test_kwargs_and_defaults.cpp
test_methods_and_attributes.cpp
test_modules.cpp
test_numpy_dtypes.cpp
test_numpy_vectorize.cpp
test_opaque_types.cpp
test_operator_overloading.cpp
test_pickling.cpp
test_python_types.cpp
test_sequences_and_iterators.cpp
test_smart_ptr.cpp
test_stl_binders.cpp
test_virtual_functions.cpp
)
# Check if Eigen is available
find_package(Eigen3 QUIET)
if(EIGEN3_FOUND)
list(APPEND PYBIND11_TEST_FILES test_eigen.cpp)
message(STATUS "Building tests with Eigen v${EIGEN3_VERSION}")
else()
message(STATUS "Building tests WITHOUT Eigen")
endif()
# Create the binding library
pybind11_add_module(pybind11_tests pybind11_tests.cpp ${PYBIND11_TEST_FILES})
pybind11_enable_warnings(pybind11_tests)
if(EIGEN3_FOUND)
target_include_directories(pybind11_tests PRIVATE ${EIGEN3_INCLUDE_DIR})
target_compile_definitions(pybind11_tests PRIVATE -DPYBIND11_TEST_EIGEN)
endif()
set(testdir ${PROJECT_SOURCE_DIR}/tests)
# Always write the output file directly into the 'tests' directory (even on MSVC)
if(NOT CMAKE_LIBRARY_OUTPUT_DIRECTORY)
set_target_properties(pybind11_tests PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${testdir})
foreach(config ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${config} config)
set_target_properties(pybind11_tests PROPERTIES LIBRARY_OUTPUT_DIRECTORY_${config} ${testdir})
endforeach()
endif()
# Make sure pytest is found or try to install it if it's not found
macro(pybind11_execute_python)
execute_process(COMMAND ${PYTHON_EXECUTABLE} -m ${ARGN} OUTPUT_QUIET ERROR_QUIET
RESULT_VARIABLE pybind11_execute_python_error)
endmacro()
if(NOT PYBIND11_PYTEST_FOUND)
pybind11_execute_python(pytest --version --noconftest)
if(pybind11_execute_python_error)
message(STATUS "Installing pytest using pip")
pybind11_execute_python(pip install pytest)
if(pybind11_execute_python_error)
message(STATUS "Installing pytest using pip --user (fallback)")
pybind11_execute_python(pip install --user pytest)
endif()
pybind11_execute_python(pytest --version --noconftest)
if(pybind11_execute_python_error)
message(FATAL_ERROR "Running the tests requires pytest. Please install it manually.")
endif()
endif()
set(PYBIND11_PYTEST_FOUND TRUE CACHE INTERAL "")
endif()
# A single command to compile and run the tests
add_custom_target(pytest COMMAND ${PYTHON_EXECUTABLE} -m pytest -rws
DEPENDS pybind11_tests WORKING_DIRECTORY ${testdir})