cmake_minimum_required(VERSION 3.0) project(test_subdirectory_target CXX) add_subdirectory(${PYBIND11_PROJECT_DIR} pybind11) add_library(test_cmake_build MODULE ../main.cpp) target_link_libraries(test_cmake_build PRIVATE pybind11::module) # make sure result is, for example, test_installed_target.so, not libtest_installed_target.dylib set_target_properties(test_cmake_build PROPERTIES PREFIX "${PYTHON_MODULE_PREFIX}" SUFFIX "${PYTHON_MODULE_EXTENSION}") add_custom_target(check ${CMAKE_COMMAND} -E env PYTHONPATH=$ ${PYTHON_EXECUTABLE} ${PROJECT_SOURCE_DIR}/../test.py ${PROJECT_NAME})