stdio-common/tst-sscanf.c

   1 /* Copyright (C) 2000, 2002, 2004, 2007 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 #ifndef CHAR
  25 # define CHAR char
  26 # define L(str) str
  27 # define SSCANF sscanf
  28 #endif
  29
  30 const CHAR *str_double[] =
  31 {
  32   L("-.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01"),
  33   L("0.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01"),
  34   L("-1234567E0198765432E0912345678901987654321091234567890198765432109"),
  35   L("-0.1000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01")
  36 };
  37
  38 const double val_double[] =
  39 {
  40   -.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
  41   0.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
  42   -1234567E01, 98765432E09, 12345678901.0, 98765432109.0, 12345678901.0,
  43     98765432109.0,
  44   -0.1000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01
  45 };
  46
  47 const CHAR *str_long[] =
  48 {
  49   L("-12345678987654321123456789987654321123456789987654321"),
  50   L("-12345678987654321123456789987654321123456789987654321"),
  51   L("-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321"),
  52   L("-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321")
  53 };
  54
  55 const CHAR *fmt_long[] =
  56 {
  57   L("%9ld%9ld%9ld%9ld%9ld%9ld"),
  58   L("%I9ld%I9ld%I9ld%I9ld%I9ld%I9ld"),
  59   L("%'11ld%'11ld%'11ld%'11ld%'11ld%'11ld"),
  60   L("%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld")
  61 };
  62
  63 const long int val_long[] =
  64 {
  65   -12345678, 987654321, 123456789, 987654321, 123456789, 987654321
  66 };
  67
  68 struct test
  69 {
  70   const CHAR *str;
  71   const CHAR *fmt;
  72   int retval;
  73 } int_tests[] =
  74 {
  75   { L("foo\n"), L("foo\nbar"), -1 },
  76   { L("foo\n"), L("foo bar"), -1 },
  77   { L("foo\n"), L("foo %d"), -1 },
  78   { L("foo\n"), L("foo\n%d"), -1 },
  79   { L("foon"), L("foonbar"), -1 },
  80   { L("foon"), L("foon%d"), -1 },
  81   { L("foo "), L("foo bar"), -1 },
  82   { L("foo "), L("foo %d"), -1 },
  83   { L("foo\t"), L("foo\tbar"), -1 },
  84   { L("foo\t"), L("foo bar"), -1 },
  85   { L("foo\t"), L("foo %d"), -1 },
  86   { L("foo\t"), L("foo\t%d"), -1 },
  87   { L("foo"), L("foo"), 0 },
  88   { L("foon"), L("foo bar"), 0 },
  89   { L("foon"), L("foo %d"), 0 },
  90   { L("foo "), L("fooxbar"), 0 },
  91   { L("foo "), L("foox%d"), 0 },
  92   { L("foo bar"), L("foon"), 0 },
  93   { L("foo bar"), L("foo bar"), 0 },
  94   { L("foo bar"), L("foo %d"), 0 },
  95   { L("foo bar"), L("foon%d"), 0 },
  96   { L("foo "), L("foo %n"), 0 },
  97   { L("foo%bar1"), L("foo%%bar%d"), 1 },
  98   /* Some OSes skip whitespace here while others don't.  */
  99   { L("foo \t %bar1"), L("foo%%bar%d"), 1 }
 100 };
 101
 102 struct test double_tests[] =
 103 {
 104   { L("-1"), L("%1g"), 0 },
 105   { L("-.1"), L("%2g"), 0 },
 106   { L("-inf"), L("%3g"), 0 },
 107   { L("+0"), L("%1g"),  },
 108   { L("-0x1p0"), L("%2g"), 1 },
 109   { L("-..1"), L("%g"), 0 },
 110   { L("-inf"), L("%g"), 1 }
 111 };
 112
 113 int
 114 main (void)
 115 {
 116   double d[6];
 117   long l[6];
 118   int i, j;
 119   int tst_locale;
 120   int result = 0;
 121
 122   tst_locale = 1;
 123   if (tst_locale)
 124     if (setlocale (LC_ALL, "en_US.ISO-8859-1") == NULL)
 125       {
 126         puts ("Failed to set en_US locale, skipping locale related tests");
 127         tst_locale = 0;
 128       }
 129
 130   for (i = 0; i < 4; ++i)
 131     {
 132       if (SSCANF (str_double[i], L("%11lf%11lf%11lf%11lf%11lf%11lf"),
 133                   &d[0], &d[1], &d[2], &d[3], &d[4], &d[5]) != 6)
 134         {
 135           printf ("Double sscanf test %d wrong number of "
 136                   "assigned inputs\n", i);
 137           result = 1;
 138         }
 139       else
 140         for (j = 0; j < 6; ++j)
 141           if (d[j] != val_double[6 * i + j])
 142             {
 143               printf ("Double sscanf test %d failed (%g instead of %g)\n",
 144                       i, d[j], val_double[6 * i + j]);
 145               result = 1;
 146               break;
 147             }
 148     }
 149
 150   for (i = 0; i < 4; ++i)
 151     {
 152       if (SSCANF (str_long[i], fmt_long[i],
 153                   &l[0], &l[1], &l[2], &l[3], &l[4], &l[5]) != 6)
 154         {
 155           printf ("Integer sscanf test %d wrong number of "
 156                   "assigned inputs\n", i);
 157           result = 1;
 158         }
 159       else
 160         for (j = 0; j < 6; ++j)
 161           if (l[j] != val_long[j])
 162             {
 163               printf ("Integer sscanf test %d failed (%ld instead %ld)\n",
 164                       i, l[j], val_long[j]);
 165               result = 1;
 166               break;
 167             }
 168
 169       if (! tst_locale)
 170         break;
 171     }
 172
 173   for (i = 0; i < sizeof (int_tests) / sizeof (int_tests[0]); ++i)
 174     {
 175       int dummy, ret;
 176
 177       if ((ret = SSCANF (int_tests[i].str, int_tests[i].fmt,
 178                          &dummy)) != int_tests[i].retval)
 179         {
 180           printf ("int_tests[%d] returned %d != %d\n",
 181                   i, ret, int_tests[i].retval);
 182           result = 1;
 183         }
 184     }
 185
 186   for (i = 0; i < sizeof (double_tests) / sizeof (double_tests[0]); ++i)
 187     {
 188       double dummy;
 189       int ret;
 190
 191       if ((ret = SSCANF (double_tests[i].str, double_tests[i].fmt,
 192                          &dummy)) != double_tests[i].retval)
 193         {
 194           printf ("double_tests[%d] returned %d != %d\n",
 195                   i, ret, double_tests[i].retval);
 196           result = 1;
 197         }
 198     }
 199
 200   return result;
 201 }