I think there is a missing step here: https://github.com/PX4/Devguide/blob/6194b65f72615ffbcb4c8ed07a6b2a07a9a9362d/en/test_and_ci/unit_tests.md In the section `Writing a SITL Unit Test`, we also need to add the test to `platforms/posix/cmake/sitl_tests.cmake`, and it's not mentioned anywhere.
I think there is a missing step here:
https://github.com/PX4/Devguide/blob/6194b65f72615ffbcb4c8ed07a6b2a07a9a9362d/en/test_and_ci/unit_tests.md
In the section
Writing a SITL Unit Test, we also need to add the test toplatforms/posix/cmake/sitl_tests.cmake, and it's not mentioned anywhere.