stdio-common/tst-sscanf.c

   1 /* Copyright (C) 2000, 2002, 2004 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <stdlib.h>
  21 #include <stdio.h>
  22 #include <locale.h>
  23
  24 const char *str_double[] =
  25 {
  26   "-.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01",
  27   "0.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01",
  28   "-1234567E0198765432E0912345678901987654321091234567890198765432109",
  29   "-0.1000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01"
  30 };
  31
  32 const double val_double[] =
  33 {
  34   -.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
  35   0.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
  36   -1234567E01, 98765432E09, 12345678901.0, 98765432109.0, 12345678901.0,
  37     98765432109.0,
  38   -0.1000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01
  39 };
  40
  41 const char *str_long[] =
  42 {
  43   "-12345678987654321123456789987654321123456789987654321",
  44   "-12345678987654321123456789987654321123456789987654321",
  45   "-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321",
  46   "-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321"
  47 };
  48
  49 const char *fmt_long[] =
  50 {
  51   "%9ld%9ld%9ld%9ld%9ld%9ld",
  52   "%I9ld%I9ld%I9ld%I9ld%I9ld%I9ld",
  53   "%'11ld%'11ld%'11ld%'11ld%'11ld%'11ld",
  54   "%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld"
  55 };
  56
  57 const long int val_long[] =
  58 {
  59   -12345678, 987654321, 123456789, 987654321, 123456789, 987654321
  60 };
  61
  62 struct int_test
  63 {
  64   const char *str;
  65   const char *fmt;
  66   int retval;
  67 } int_tests[] =
  68 {
  69   { "foo\n", "foo\nbar", -1 },
  70   { "foo\n", "foo bar", -1 },
  71   { "foo\n", "foo %d", -1 },
  72   { "foo\n", "foo\n%d", -1 },
  73   { "foon", "foonbar", -1 },
  74   { "foon", "foon%d", -1 },
  75   { "foo ", "foo bar", -1 },
  76   { "foo ", "foo %d", -1 },
  77   { "foo\t", "foo\tbar", -1 },
  78   { "foo\t", "foo bar", -1 },
  79   { "foo\t", "foo %d", -1 },
  80   { "foo\t", "foo\t%d", -1 },
  81   { "foo", "foo", 0 },
  82   { "foon", "foo bar", 0 },
  83   { "foon", "foo %d", 0 },
  84   { "foo ", "fooxbar", 0 },
  85   { "foo ", "foox%d", 0 },
  86   { "foo bar", "foon", 0 },
  87   { "foo bar", "foo bar", 0 },
  88   { "foo bar", "foo %d", 0 },
  89   { "foo bar", "foon%d", 0 },
  90   { "foo ", "foo %n", 0 },
  91   { "foo%bar1", "foo%%bar%d", 1 },
  92   /* Some OSes skip whitespace here while others don't.  */
  93   { "foo \t %bar1", "foo%%bar%d", 1 }
  94 };
  95
  96 int
  97 main (void)
  98 {
  99   double d[6];
 100   long l[6];
 101   int i, j;
 102   int tst_locale;
 103   int result = 0;
 104
 105   tst_locale = 1;
 106   if (tst_locale)
 107     if (setlocale (LC_ALL, "en_US.ISO-8859-1") == NULL)
 108       {
 109         puts ("Failed to set en_US locale, skipping locale related tests");
 110         tst_locale = 0;
 111       }
 112
 113   for (i = 0; i < 4; ++i)
 114     {
 115       if (sscanf (str_double[i], "%11lf%11lf%11lf%11lf%11lf%11lf",
 116                   &d[0], &d[1], &d[2], &d[3], &d[4], &d[5]) != 6)
 117         {
 118           printf ("Double sscanf test %d wrong number of "
 119                   "assigned inputs\n", i);
 120           result = 1;
 121         }
 122       else
 123         for (j = 0; j < 6; ++j)
 124           if (d[j] != val_double[6 * i + j])
 125             {
 126               printf ("Double sscanf test %d failed (%g instead of %g)\n",
 127                       i, d[j], val_double[6 * i + j]);
 128               result = 1;
 129               break;
 130             }
 131     }
 132
 133   for (i = 0; i < 4; ++i)
 134     {
 135       if (sscanf (str_long[i], fmt_long[i],
 136                   &l[0], &l[1], &l[2], &l[3], &l[4], &l[5]) != 6)
 137         {
 138           printf ("Integer sscanf test %d wrong number of "
 139                   "assigned inputs\n", i);
 140           result = 1;
 141         }
 142       else
 143         for (j = 0; j < 6; ++j)
 144           if (l[j] != val_long[j])
 145             {
 146               printf ("Integer sscanf test %d failed (%ld instead %ld)\n",
 147                       i, l[j], val_long[j]);
 148               result = 1;
 149               break;
 150             }
 151
 152       if (! tst_locale)
 153         break;
 154     }
 155
 156   for (i = 0; i < sizeof (int_tests) / sizeof (int_tests[0]); ++i)
 157     {
 158       int dummy, ret;
 159
 160       if ((ret = sscanf (int_tests[i].str, int_tests[i].fmt,
 161                          &dummy)) != int_tests[i].retval)
 162         {
 163           printf ("int_tests[%d] returned %d != %d\n",
 164                   i, ret, int_tests[i].retval);
 165           result = 1;
 166         }
 167     }
 168
 169   return result;
 170 }