Trouble setting environment variables for CTest tests

Question

I\'m tasked with building python bindings for a c++-based project (using swig). The project uses cmake to build and ctest to test and the build and test of the bindings are

Answer 1

Craig Scott already provided a great solution via ENVIRONMENT test properties. I just want to add how this works on Windows with the Visual Studio generator and generator expressions:

set_tests_properties(
    name_of_test_one
    name_of_test_two
PROPERTIES
    # Make sure DLL is found by adding its directory to PATH
    ENVIRONMENT "PATH=$\;$ENV{PATH}"
)

Note 1: Instead of a colon, use an escaped semi-colon Note 2: I'm using the more flexible $ generator expression