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a8b409db ZJS |
1 | /*** |
2 | This file is part of systemd | |
3 | ||
4 | Copyright 2013 Zbigniew Jędrzejewski-Szmek | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
22 | ||
23 | typedef const char* (*lookup_t)(int); | |
24 | typedef int (*reverse_t)(const char*); | |
25 | ||
26 | static inline void _test_table(const char *name, | |
27 | lookup_t lookup, | |
28 | reverse_t reverse, | |
29 | int size) { | |
30 | int i; | |
31 | ||
bf502e63 | 32 | for (i = 0; i < size + 1; i++) { |
a8b409db | 33 | const char* val = lookup(i); |
bf502e63 | 34 | int rev; |
a8b409db ZJS |
35 | |
36 | if (val) | |
37 | rev = reverse(val); | |
bf502e63 ZJS |
38 | else |
39 | rev = reverse("--no-such--value----"); | |
a8b409db ZJS |
40 | |
41 | printf("%s: %d → %s → %d\n", name, i, val, rev); | |
bf502e63 | 42 | if (i < size ? val == NULL || rev != i : val != NULL || rev != -1) |
a8b409db ZJS |
43 | exit(EXIT_FAILURE); |
44 | } | |
45 | } | |
46 | ||
47 | #define test_table(lower, upper) \ | |
48 | _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX) |