Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
glibc/libio/tst_swprintf.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
92 lines (82 sloc)
2.08 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include <stdio.h> | |
#include <wchar.h> | |
#include <sys/types.h> | |
static wchar_t buf[100]; | |
#define nbuf (sizeof (buf) / sizeof (buf[0])) | |
static const struct | |
{ | |
size_t n; | |
const char *str; | |
ssize_t exp; | |
} tests[] = | |
{ | |
{ nbuf, "hello world", 11 }, | |
{ 0, "hello world", -1 }, | |
{ 0, "", -1 }, | |
{ nbuf, "", 0 } | |
}; | |
int | |
main (int argc, char *argv[]) | |
{ | |
size_t n; | |
int result = 0; | |
puts ("test 1"); | |
n = swprintf (buf, nbuf, L"Hello %s", "world"); | |
if (n != 11) | |
{ | |
printf ("incorrect return value: %zd instead of 11\n", n); | |
result = 1; | |
} | |
else if (wcscmp (buf, L"Hello world") != 0) | |
{ | |
printf ("incorrect string: L\"%ls\" instead of L\"Hello world\"\n", buf); | |
result = 1; | |
} | |
puts ("test 2"); | |
n = swprintf (buf, nbuf, L"Is this >%g< 3.1?", 3.1); | |
if (n != 18) | |
{ | |
printf ("incorrect return value: %zd instead of 18\n", n); | |
result = 1; | |
} | |
else if (wcscmp (buf, L"Is this >3.1< 3.1?") != 0) | |
{ | |
printf ("incorrect string: L\"%ls\" instead of L\"Is this >3.1< 3.1?\"\n", | |
buf); | |
result = 1; | |
} | |
for (n = 0; n < sizeof (tests) / sizeof (tests[0]); ++n) | |
{ | |
ssize_t res = swprintf (buf, tests[n].n, L"%s", tests[n].str); | |
if (tests[n].exp < 0 && res >= 0) | |
{ | |
printf ("swprintf (buf, %Zu, L\"%%s\", \"%s\") expected to fail\n", | |
tests[n].n, tests[n].str); | |
result = 1; | |
} | |
else if (tests[n].exp >= 0 && tests[n].exp != res) | |
{ | |
printf ("swprintf (buf, %Zu, L\"%%s\", \"%s\") expected to return %Zd, but got %Zd\n", | |
tests[n].n, tests[n].str, tests[n].exp, res); | |
result = 1; | |
} | |
else | |
printf ("swprintf (buf, %Zu, L\"%%s\", \"%s\") OK\n", | |
tests[n].n, tests[n].str); | |
} | |
if (swprintf (buf, nbuf, L"%.0s", "foo") != 0 | |
|| wcslen (buf) != 0) | |
{ | |
printf ("swprintf (buf, %Zu, L\"%%.0s\", \"foo\") create some output\n", | |
nbuf); | |
result = 1; | |
} | |
if (swprintf (buf, nbuf, L"%.0ls", L"foo") != 0 | |
|| wcslen (buf) != 0) | |
{ | |
printf ("swprintf (buf, %Zu, L\"%%.0ls\", L\"foo\") create some output\n", | |
nbuf); | |
result = 1; | |
} | |
return result; | |
} |