File: tst-strtod2.c

package info (click to toggle)
glibc 2.28-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 271,788 kB
  • sloc: ansic: 1,008,637; asm: 259,607; makefile: 11,271; sh: 10,477; python: 6,910; cpp: 4,992; perl: 2,258; awk: 2,005; yacc: 290; pascal: 182; sed: 73
file content (44 lines) | stat: -rw-r--r-- 844 bytes parent folder | download | duplicates (46)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
#include <stdio.h>
#include <stdlib.h>

struct test
{
  const char *str;
  double result;
  size_t offset;
} tests[] =
{
  { "0xy", 0.0, 1 },
  { "0x.y", 0.0, 1 },
  { "0x0.y", 0.0, 4 },
  { "0x.0y", 0.0, 4 },
  { ".y", 0.0, 0 },
  { "0.y", 0.0, 2 },
  { ".0y", 0.0, 2 }
};

static int
do_test (void)
{
  int status = 0;
  for (size_t i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
    {
      char *ep;
      double r = strtod (tests[i].str, &ep);
      if (r != tests[i].result)
	{
	  printf ("test %zu r = %g, expect %g\n", i, r, tests[i].result);
	  status = 1;
	}
      if (ep != tests[i].str + tests[i].offset)
	{
	  printf ("test %zu strtod parsed %tu characters, expected %zu\n",
		  i, ep - tests[i].str, tests[i].offset);
	  status = 1;
	}
    }
  return status;
}

#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"