stdlib/tst-strtod3.c

   1 #include <locale.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5
   6 static const struct
   7 {
   8   const char *in;
   9   const char *out;
  10   double expected;
  11 } tests[] =
  12   {
  13     { "000,,,e1", ",,,e1", 0.0 },
  14     { "000e1", "", 0.0 },
  15     { "000,1e1", ",1e1", 0.0 }
  16   };
  17 #define NTESTS (sizeof (tests) / sizeof (tests[0]))
  18
  19
  20 static int
  21 do_test (void)
  22 {
  23   if (setlocale (LC_ALL, "en_US.ISO-8859-1") == NULL)
  24     {
  25       puts ("could not set locale");
  26       return 1;
  27     }
  28
  29   int status = 0;
  30
  31   for (int i = 0; i < NTESTS; ++i)
  32     {
  33       char *ep;
  34       double r = __strtod_internal (tests[i].in, &ep, 1);
  35
  36       if (strcmp (ep, tests[i].out) != 0)
  37         {
  38           printf ("%d: got rest string \"%s\", expected \"%s\"\n",
  39                   i, ep, tests[i].out);
  40           status = 1;
  41         }
  42
  43       if (r != tests[i].expected)
  44         {
  45           printf ("%d: got wrong results %g, expected %g\n",
  46                   i, r, tests[i].expected);
  47           status = 1;
  48         }
  49     }
  50
  51   return status;
  52 }
  53
  54 #define TEST_FUNCTION do_test ()
  55 #include "../test-skeleton.c"