From a8b409dbc9e1e853a0f92d92603d9bb74592b1ff Mon Sep 17 00:00:00 2001 From: Zbigniew Jędrzejewski-Szmek Date: Fri, 5 Jul 2013 00:25:26 -0400 Subject: tests: add tests for string lookup tables The tests check if the tables have entries for all values in the enum, and that the entries are unique. --- src/shared/test-tables.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 src/shared/test-tables.h (limited to 'src/shared/test-tables.h') diff --git a/src/shared/test-tables.h b/src/shared/test-tables.h new file mode 100644 index 0000000000..ac7deda39b --- /dev/null +++ b/src/shared/test-tables.h @@ -0,0 +1,46 @@ +/*** + 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 . +***/ + +#include +#include + +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) { + int i; + + for (i = 0; i < size; i++) { + const char* val = lookup(i); + int rev = -1; + + if (val) + rev = reverse(val); + + printf("%s: %d → %s → %d\n", name, i, val, rev); + if (!val || rev != i) + exit(EXIT_FAILURE); + } +} + +#define test_table(lower, upper) \ + _test_table(STRINGIFY(lower), lower##_to_string, lower##_from_string, _##upper##_MAX) -- cgit v1.2.3-54-g00ecf