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Fix grouping when rounding increases number of integer digits.

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This commit is contained in:
Ulrich Drepper
2011-01-12 20:37:51 -05:00
parent f257bbd77d
commit f57e41a5b8
4 changed files with 105 additions and 12 deletions
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83
stdio-common/tst-grouping.c Normal file
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/* BZ 12394, test by Bruno Haible. */
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static int
do_test (void)
{
char buf1[1000];
char buf2[1000];
int result = 0;
if (setlocale (LC_NUMERIC, "de_DE.UTF-8") == NULL)
return 1;
sprintf (buf1, "%'.2f", 999.996);
sprintf (buf2, "%'.2f", 1000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 2;
sprintf (buf1, "%'.2f", 999999.996);
sprintf (buf2, "%'.2f", 1000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 2;
sprintf (buf1, "%'.2f", 999999999.996);
sprintf (buf2, "%'.2f", 1000000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 2;
sprintf (buf1, "%'.2f", 999999999999.996);
sprintf (buf2, "%'.2f", 1000000000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 2;
sprintf (buf1, "%'.2f", 999999999999999.996);
sprintf (buf2, "%'.2f", 1000000000000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 2;
sprintf (buf1, "%'.5g", 999.996);
sprintf (buf2, "%'.5g", 1000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 4;
sprintf (buf1, "%'.4g", 9999.996);
sprintf (buf2, "%'.4g", 10000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 8;
sprintf (buf1, "%'.5g", 99999.996);
sprintf (buf2, "%'.5g", 100000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 8;
sprintf (buf1, "%'.6g", 999999.996);
sprintf (buf2, "%'.6g", 1000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 8;
sprintf (buf1, "%'.7g", 9999999.996);
sprintf (buf2, "%'.7g", 10000000.004);
printf ("%d: \"%s\" vs \"%s\"\n", __LINE__, buf1, buf2);
if (strcmp (buf1, buf2) != 0)
result |= 8;
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"