# Add each simgear test category. foreach( simgear_test_category math props canvas structure timing ) add_subdirectory(${simgear_test_category}) endforeach( simgear_test_category ) set(TESTSUITE_SOURCES ${TESTSUITE_SOURCES} PARENT_SCOPE ) set(TESTSUITE_HEADERS ${TESTSUITE_HEADERS} PARENT_SCOPE )