/*** This file is part of systemd Copyright 2013 Zbigniew Jędrzejewski-Szmek systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <stdio.h> #include <stdlib.h> typedef const char* (*lookup_t)(int); typedef int (*reverse_t)(const char*); static inline void _test_table(const char *name, lookup_t lookup, reverse_t reverse, int size, bool sparse) { int i; for (i = -1; i < size + 1; i++) { const char* val = lookup(i); int rev; if (val) rev = reverse(val); else rev = reverse("--no-such--value----"); printf("%s: %d → %s → %d\n", name, i, val, rev); if (i >= 0 && i < size ? sparse ? rev != i && rev != -1 : val == NULL || rev != i : val != NULL || rev != -1) exit(EXIT_FAILURE); } } #define test_table(lower, upper) \ _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX, false)