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/*------------------------------------------------------------------
* test_vsnwprintf_s
* File 'wchar/vsnwprintf_s.c'
* Lines executed:77.55% of 49
*
*------------------------------------------------------------------
*/
#include "test_private.h"
#include "safe_str_lib.h"
#include <stdlib.h>
#include <stdarg.h>
#define LEN (128)
static wchar_t str1[LEN];
static wchar_t str2[LEN];
static inline int vtwprintf_s(wchar_t *restrict dest, rsize_t dmax,
const wchar_t *restrict fmt, ...) BOSW_CHK(dest)
BOS_NULL(fmt);
int test_vsnwprintf_s(void);
static inline int vtwprintf_s(wchar_t *restrict dest, rsize_t dmax,
const wchar_t *restrict fmt, ...) {
int rc;
va_list ap;
va_start(ap, fmt);
rc = vsnwprintf_s(dest, dmax, fmt, ap);
va_end(ap);
return rc;
}
int test_vsnwprintf_s(void) {
errno_t rc;
size_t len2;
size_t len3;
int errs = 0;
/*--------------------------------------------------*/
/* not testable
rc = vtwprintf_s(str1, LEN, L"%ls", NULL);
NEGERR(ESNULLP)
*/
#ifndef HAVE_CT_BOS_OVR
EXPECT_BOS("empty dest")
rc = vtwprintf_s(NULL, LEN, L"%ls", str2);
NEGERR(ESNULLP);
EXPECT_BOS("empty fmt")
rc = vtwprintf_s(str1, LEN, NULL);
NEGERR(ESNULLP);
EXPECT_BOS("empty dest or dmax")
rc = vtwprintf_s(str1, 0, L"%ls", str2);
NEGERR(ESZEROL)
EXPECT_BOS("dest overflow")
rc = vtwprintf_s(str1, (RSIZE_MAX_WSTR + 1), L"%ls", str2);
NEGERR(ESLEMAX);
#endif
/*--------------------------------------------------*/
str2[0] = '\0';
rc = vtwprintf_s(str1, LEN, L"%s %n", str2);
NEGERR(EINVAL)
rc = vtwprintf_s(str1, LEN, L"%s %%n", str2);
ERR(3)
rc = vtwprintf_s(str1, LEN, L"%%n");
ERR(2);
/*--------------------------------------------------*/
wcscpy(str1, L"aaaaaaaaaa");
wcscpy(str2, L"keep it simple");
len2 = wcslen(str2);
rc = vtwprintf_s(str1, 50, L"%ls", str2);
ERR((errno_t)len2)
len3 = wcslen(str1);
if (len3 != len2) {
#ifdef DEBUG
size_t len1 = wcslen(str1);
debug_printf("%s %u lengths wrong: %d %d %d \n", __FUNCTION__,
__LINE__, (int)len1, (int)len2, (int)len3);
#endif
errs++;
}
/*--------------------------------------------------*/
str1[0] = '\0';
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, 1, L"%ls", str2);
NOERR() /* truncation */
WEXPNULL(str1)
/*--------------------------------------------------*/
str1[0] = '\0';
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, 2, L"%ls", str2);
NOERR() /* truncation */
WEXPSTR(str1, L"k");
/*--------------------------------------------------*/
str1[0] = '\0';
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, 20, L"%ls", str2);
NOERR()
WEXPSTR(str1, str2)
/*--------------------------------------------------*/
str1[0] = '\0';
str2[0] = '\0';
rc = vtwprintf_s(str1, LEN, L"%ls", str2);
ERR(0)
WEXPNULL(str1)
/*--------------------------------------------------*/
str1[0] = '\0';
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, LEN, L"%ls", str2);
NOERR()
WEXPSTR(str1, str2)
/*--------------------------------------------------*/
wcscpy(str1, L"qqweqq");
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, LEN, L"%ls", str2);
NOERR()
WEXPSTR(str1, str2)
/*--------------------------------------------------*/
wcscpy(str1, L"1234");
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, 12, L"%ls", str2);
NOERR() /* truncation */
WEXPSTR(str1, L"keep it sim")
/*--------------------------------------------------*/
wcscpy(str1, L"1234");
wcscpy(str2, L"keep it simple");
rc = vtwprintf_s(str1, 52, L"%ls", str2);
NOERR()
WEXPSTR(str1, str2)
/*--------------------------------------------------*/
wcscpy(str1, L"12345678901234567890");
rc = vtwprintf_s(str1, 8, L"%ls", &str1[7]);
NOERR() /* truncation, overlapping allowed */
WEXPSTR(str1, L"8901234")
/*--------------------------------------------------*/
wcscpy(str1, L"123456789");
rc = vtwprintf_s(str1, 9, L"%ls", &str1[8]);
ERR(1) /* overlapping allowed */
WEXPSTR(str1, L"9")
/*--------------------------------------------------*/
wcscpy(str2, L"123");
wcscpy(str1, L"keep it simple");
rc = vtwprintf_s(str2, 31, L"%ls", &str1[0]);
NOERR()
WEXPSTR(str2, L"keep it simple");
/*--------------------------------------------------*/
wcscpy(str2, L"1234");
wcscpy(str1, L"56789");
rc = vtwprintf_s(str2, 10, L"%ls", str1);
NOERR();
WEXPSTR(str2, L"56789");
/*--------------------------------------------------*/
/* crashes with g++ -std=c11 or darwin clang-mp-4.0 -std=c99 */
#if !defined(__cplusplus) && !defined(__APPLE__)
/* XXX valgrind error in __vfprintf */
rc = vtwprintf_s(str1, 10, L"%vls", str2);
#if defined(__GLIBC__) || defined(BSD_OR_WINDOWS_LIKE)
/* they print unknown formats verbatim */
NOERR();
#else /* musl and darwin disallow this */
ERR(-1);
/* darwin throws Illegal byte sequence */
WEXPNULL(str1);
#endif
{
wchar_t *wstr3;
*str1 = 0;
/* not the fast stack-branch */
wstr3 = (wchar_t *)malloc(513);
rc = vtwprintf_s(wstr3, 513, L"%vls", str1);
#if defined(__GLIBC__) || defined(BSD_OR_WINDOWS_LIKE)
/* they print unknown formats verbatim */
NOERR();
#else /* musl and darwin disallow this */
ERR(-1);
WEXPNULL(str1);
#endif
free(wstr3);
}
#endif
/*--------------------------------------------------*/
return (errs);
}
int main(void) { return (test_vsnwprintf_s()); }
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