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Diffstat (limited to 'tests/unistdio/test-u32-vasnprintf3.c')
| -rw-r--r-- | tests/unistdio/test-u32-vasnprintf3.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/tests/unistdio/test-u32-vasnprintf3.c b/tests/unistdio/test-u32-vasnprintf3.c new file mode 100644 index 00000000..73f7c6c7 --- /dev/null +++ b/tests/unistdio/test-u32-vasnprintf3.c @@ -0,0 +1,132 @@ +/* Test of u32_vasnprintf() function in an UTF-8 locale. + Copyright (C) 2007-2008 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2007. */ + +#include <config.h> + +#include "unistdio.h" + +#include <locale.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <string.h> + +#include "unistr.h" + +#define SIZEOF(array) (sizeof (array) / sizeof (array[0])) +#define ASSERT(expr) \ + do \ + { \ + if (!(expr)) \ + { \ + fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \ + fflush (stderr); \ + abort (); \ + } \ + } \ + while (0) + +static void +test_function (uint32_t * (*my_asnprintf) (uint32_t *, size_t *, const char *, ...)) +{ + /* Test the support of the 's' conversion specifier for strings. */ + + { + const char *locale_string = "\303\204rger"; /* Ärger */ + { + size_t length; + uint32_t *result = + my_asnprintf (NULL, &length, "%s %d", locale_string, 33, 44, 55); + static const uint32_t expected[] = + { 0x00c4, 'r', 'g', 'e', 'r', ' ', '3', '3', 0 }; + ASSERT (result != NULL); + ASSERT (u32_strcmp (result, expected) == 0); + ASSERT (length == u32_strlen (result)); + free (result); + } + { /* Width. */ + size_t length; + uint32_t *result = + my_asnprintf (NULL, &length, "%10s %d", locale_string, 33, 44, 55); + static const uint32_t expected[] = + { ' ', ' ', ' ', ' ', ' ', 0x00c4, 'r', 'g', 'e', 'r', + ' ', '3', '3', 0 + }; + ASSERT (result != NULL); + ASSERT (u32_strcmp (result, expected) == 0); + ASSERT (length == u32_strlen (result)); + free (result); + } + { /* FLAG_LEFT. */ + size_t length; + uint32_t *result = + my_asnprintf (NULL, &length, "%-10s %d", locale_string, 33, 44, 55); + static const uint32_t expected[] = + { 0x00c4, 'r', 'g', 'e', 'r', ' ', ' ', ' ', ' ', ' ', + ' ', '3', '3', 0 + }; + ASSERT (result != NULL); + ASSERT (u32_strcmp (result, expected) == 0); + ASSERT (length == u32_strlen (result)); + free (result); + } + { /* FLAG_ZERO: no effect. */ + size_t length; + uint32_t *result = + my_asnprintf (NULL, &length, "%010s %d", locale_string, 33, 44, 55); + static const uint32_t expected[] = + { ' ', ' ', ' ', ' ', ' ', 0x00c4, 'r', 'g', 'e', 'r', + ' ', '3', '3', 0 + }; + ASSERT (result != NULL); + ASSERT (u32_strcmp (result, expected) == 0); + ASSERT (length == u32_strlen (result)); + free (result); + } + } +} + +static uint32_t * +my_asnprintf (uint32_t *resultbuf, size_t *lengthp, const char *format, ...) +{ + va_list args; + uint32_t *ret; + + va_start (args, format); + ret = u32_vasnprintf (resultbuf, lengthp, format, args); + va_end (args); + return ret; +} + +static void +test_vasnprintf () +{ + test_function (my_asnprintf); +} + +int +main (int argc, char *argv[]) +{ + /* configure should already have checked that the locale is supported. */ + if (setlocale (LC_ALL, "") == NULL) + return 1; + + test_vasnprintf (); + return 0; +} |