| /* Basic tests for __strtod_internal. |
| Copyright (C) 1991-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library 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. |
| |
| The GNU C Library 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 the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <ctype.h> |
| #include <locale.h> |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <errno.h> |
| #include <string.h> |
| #include <math.h> |
| |
| /* Perform a few tests in a locale with thousands separators. */ |
| static int |
| do_test (void) |
| { |
| static const struct |
| { |
| const char *loc; |
| const char *str; |
| double exp; |
| ptrdiff_t nread; |
| } tests[] = |
| { |
| { "de_DE.UTF-8", "1,5", 1.5, 3 }, |
| { "de_DE.UTF-8", "1.5", 1.0, 1 }, |
| { "de_DE.UTF-8", "1.500", 1500.0, 5 }, |
| { "de_DE.UTF-8", "36.893.488.147.419.103.232", 0x1.0p65, 26 } |
| }; |
| #define ntests (sizeof (tests) / sizeof (tests[0])) |
| size_t n; |
| int result = 0; |
| |
| puts ("\nLocale tests"); |
| |
| for (n = 0; n < ntests; ++n) |
| { |
| double d; |
| char *endp; |
| |
| if (setlocale (LC_ALL, tests[n].loc) == NULL) |
| { |
| printf ("cannot set locale %s\n", tests[n].loc); |
| result = 1; |
| continue; |
| } |
| |
| d = __strtod_internal (tests[n].str, &endp, 1); |
| if (d != tests[n].exp) |
| { |
| printf ("strtod(\"%s\") returns %g and not %g\n", |
| tests[n].str, d, tests[n].exp); |
| result = 1; |
| } |
| else if (endp - tests[n].str != tests[n].nread) |
| { |
| printf ("strtod(\"%s\") read %td bytes and not %td\n", |
| tests[n].str, endp - tests[n].str, tests[n].nread); |
| result = 1; |
| } |
| } |
| |
| if (result == 0) |
| puts ("all OK"); |
| |
| return result ? EXIT_FAILURE : EXIT_SUCCESS; |
| } |
| |
| #include <support/test-driver.c> |