- snprintf(buffer, sizeof(buffer), "-p %d", int(default_port()));
- const char *args[]= { "-q", buffer, " -a ", 0 };
+ snprintf(buffer, sizeof(buffer), "%d", int(default_port()));
+ const char *args[]= { "-p", buffer, " -a ", 0 };
+
+ test_true(exec_cmdline(executable, args, true) <= EXIT_FAILURE);