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Diffstat (limited to 'stdlib/tst-strtod5i.c')
| -rw-r--r-- | stdlib/tst-strtod5i.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/stdlib/tst-strtod5i.c b/stdlib/tst-strtod5i.c new file mode 100644 index 0000000000..7e319585bb --- /dev/null +++ b/stdlib/tst-strtod5i.c @@ -0,0 +1,100 @@ +/* Tests of __strtod_internal in a locale using decimal comma. + Copyright (C) 2007-2017 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 <locale.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <math.h> + +#define NBSP "\xc2\xa0" + +static const struct +{ + const char *in; + int group; + double expected; +} tests[] = + { + { "0", 0, 0.0 }, + { "000", 0, 0.0 }, + { "-0", 0, -0.0 }, + { "-000", 0, -0.0 }, + { "0,", 0, 0.0 }, + { "-0,", 0, -0.0 }, + { "0,0", 0, 0.0 }, + { "-0,0", 0, -0.0 }, + { "0e-10", 0, 0.0 }, + { "-0e-10", 0, -0.0 }, + { "0,e-10", 0, 0.0 }, + { "-0,e-10", 0, -0.0 }, + { "0,0e-10", 0, 0.0 }, + { "-0,0e-10", 0, -0.0 }, + { "0e-1000000", 0, 0.0 }, + { "-0e-1000000", 0, -0.0 }, + { "0,0e-1000000", 0, 0.0 }, + { "-0,0e-1000000", 0, -0.0 }, + { "0", 1, 0.0 }, + { "000", 1, 0.0 }, + { "-0", 1, -0.0 }, + { "-000", 1, -0.0 }, + { "0e-10", 1, 0.0 }, + { "-0e-10", 1, -0.0 }, + { "0e-1000000", 1, 0.0 }, + { "-0e-1000000", 1, -0.0 }, + { "000"NBSP"000"NBSP"000", 1, 0.0 }, + { "-000"NBSP"000"NBSP"000", 1, -0.0 } + }; +#define NTESTS (sizeof (tests) / sizeof (tests[0])) + + +static int +do_test (void) +{ + if (setlocale (LC_ALL, "cs_CZ.UTF-8") == NULL) + { + puts ("could not set locale"); + return 1; + } + + int status = 0; + + for (int i = 0; i < NTESTS; ++i) + { + char *ep; + double r = __strtod_internal (tests[i].in, &ep, tests[i].group); + + if (*ep != '\0') + { + printf ("%d: got rest string \"%s\", expected \"\"\n", i, ep); + status = 1; + } + + if (r != tests[i].expected + || copysign (10.0, r) != copysign (10.0, tests[i].expected)) + { + printf ("%d: got wrong results %g, expected %g\n", + i, r, tests[i].expected); + status = 1; + } + } + + return status; +} + +#include <support/test-driver.c> |