basic_test
basic_test(tc, mp, 0, false, NULL, NULL);
basic_test(tc, mp, 0, false, open_file_ro, close_file);
basic_test(tc, mp, EBUSY, false, open_file_rw, close_file);
basic_test(tc, mp, EBUSY, false, open_file_ro_unlink, close_file);
basic_test(tc, mp, 0, true, NULL, NULL);
basic_test(tc, mp, 0, true, open_file_ro, close_file);
basic_test(tc, mp, EBUSY, true, open_file_rw, close_file);
basic_test(tc, mp, EBUSY, true, open_file_ro_unlink, close_file);