Sweden-Number/dlls/ucrtbase/tests/printf.c

866 lines
38 KiB
C

/*
* Conformance tests for *printf functions.
*
* Copyright 2002 Uwe Bonnes
* Copyright 2004 Aneurin Price
* Copyright 2005 Mike McCormack
* Copyright 2015 Martin Storsjo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdio.h>
#include <errno.h>
#include <math.h>
#include <inttypes.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "wine/test.h"
#define DEFINE_EXPECT(func) \
static BOOL expect_ ## func = FALSE, called_ ## func = FALSE
#define SET_EXPECT(func) \
expect_ ## func = TRUE
#define CHECK_EXPECT2(func) \
do { \
ok(expect_ ##func, "unexpected call " #func "\n"); \
called_ ## func = TRUE; \
}while(0)
#define CHECK_EXPECT(func) \
do { \
CHECK_EXPECT2(func); \
expect_ ## func = FALSE; \
}while(0)
#define CHECK_CALLED(func) \
do { \
ok(called_ ## func, "expected " #func "\n"); \
expect_ ## func = called_ ## func = FALSE; \
}while(0)
DEFINE_EXPECT(invalid_parameter_handler);
static inline float __port_ind(void)
{
static const unsigned __ind_bytes = 0xffc00000;
return *(const float *)&__ind_bytes;
}
#define IND __port_ind()
static void __cdecl test_invalid_parameter_handler(const wchar_t *expression,
const wchar_t *function, const wchar_t *file,
unsigned line, uintptr_t arg)
{
CHECK_EXPECT(invalid_parameter_handler);
ok(expression == NULL, "expression is not NULL\n");
ok(function == NULL, "function is not NULL\n");
ok(file == NULL, "file is not NULL\n");
ok(line == 0, "line = %u\n", line);
ok(arg == 0, "arg = %lx\n", (UINT_PTR)arg);
}
static int WINAPIV vsprintf_wrapper(unsigned __int64 options, char *str,
size_t len, const char *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vsprintf(options, str, len, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_snprintf (void)
{
const char *tests[] = {"short", "justfit", "justfits", "muchlonger", "", "1"};
char buffer[8];
int bufsizes[] = { 0, 1, sizeof(buffer) };
unsigned int i, j;
for (j = 0; j < ARRAY_SIZE(bufsizes); j++) {
const int bufsiz = bufsizes[j];
/* Legacy _snprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const char *fmt = tests[i];
const int expect = strlen(fmt) > bufsiz ? -1 : strlen(fmt);
const int n = vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, bufsiz, fmt);
const int valid = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
ok (n == expect, "\"%s\": expected %d, returned %d\n",
fmt, expect, n);
ok (!memcmp (fmt, buffer, valid),
"\"%s\": rendered \"%.*s\"\n", fmt, valid, buffer);
}
/* C99 snprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const char *fmt = tests[i];
const int expect = strlen(fmt);
const int n = vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, bufsiz, fmt);
const int valid = n >= bufsiz ? (bufsiz > 0 ? bufsiz - 1 : 0) : n < 0 ? 0 : n;
ok (n == expect, "\"%s\": expected %d, returned %d\n",
fmt, expect, n);
ok (!memcmp (fmt, buffer, valid),
"\"%s\": rendered \"%.*s\" bufsiz %d\n", fmt, valid, buffer, bufsiz);
ok (bufsiz == 0 || buffer[valid] == '\0',
"\"%s\": Missing null termination (ret %d) - is %d (bufsiz %d)\n", fmt, n, buffer[valid], bufsiz);
}
/* swprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const char *fmt = tests[i];
const int expect = strlen(fmt) >= bufsiz ? bufsiz > 0 ? -2 : -1 : strlen(fmt);
const int n = vsprintf_wrapper (0, buffer, bufsiz, fmt);
const int valid = n < 0 ? bufsiz > 0 ? bufsiz - 1 : 0 : n;
ok (n == expect, "\"%s\": expected %d, returned %d\n",
fmt, expect, n);
ok (!memcmp (fmt, buffer, valid),
"\"%s\": rendered \"%.*s\" bufsiz %d\n", fmt, valid, buffer, bufsiz);
ok (bufsiz == 0 || buffer[valid] == '\0',
"\"%s\": Missing null termination (ret %d) - is %d\n", fmt, n, buffer[valid]);
}
}
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, NULL, 0, "abcd") == 4,
"Failure to snprintf to NULL\n");
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, NULL, 0, "abcd") == 4,
"Failure to snprintf to NULL\n");
ok (vsprintf_wrapper (0, NULL, 0, "abcd") == 4,
"Failure to snprintf to NULL\n");
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, "abcd") == 4,
"Failure to snprintf to zero length buffer\n");
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, "abcd") == -1,
"Failure to snprintf to zero length buffer\n");
ok (vsprintf_wrapper (0, buffer, 0, "abcd") == -1,
"Failure to snprintf to zero length buffer\n");
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, "") == 0,
"Failure to snprintf a zero length string to a zero length buffer\n");
ok (vsprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, "") == 0,
"Failure to snprintf a zero length string to a zero length buffer\n");
ok (vsprintf_wrapper (0, buffer, 0, "") == -1,
"Failure to snprintf a zero length string to a zero length buffer\n");
}
static int WINAPIV vswprintf_wrapper(unsigned __int64 options, wchar_t *str,
size_t len, const wchar_t *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vswprintf(options, str, len, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_swprintf (void)
{
const wchar_t str_short[] = {'s','h','o','r','t',0};
const wchar_t str_justfit[] = {'j','u','s','t','f','i','t',0};
const wchar_t str_justfits[] = {'j','u','s','t','f','i','t','s',0};
const wchar_t str_muchlonger[] = {'m','u','c','h','l','o','n','g','e','r',0};
const wchar_t str_empty[] = {0};
const wchar_t *tests[] = {str_short, str_justfit, str_justfits, str_muchlonger};
wchar_t buffer[8];
char narrow[8], narrow_fmt[16];
const int bufsiz = ARRAY_SIZE(buffer);
unsigned int i;
/* Legacy _snprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const wchar_t *fmt = tests[i];
const int expect = wcslen(fmt) > bufsiz ? -1 : wcslen(fmt);
const int n = vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, bufsiz, fmt);
const int valid = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
ok (n == expect, "\"%s\": expected %d, returned %d\n",
narrow_fmt, expect, n);
ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
"\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
}
/* C99 snprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const wchar_t *fmt = tests[i];
const int expect = wcslen(fmt);
const int n = vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, bufsiz, fmt);
const int valid = n >= bufsiz ? bufsiz - 1 : n < 0 ? 0 : n;
WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
ok (n == expect, "\"%s\": expected %d, returned %d\n",
narrow_fmt, expect, n);
ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
"\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
ok (buffer[valid] == '\0',
"\"%s\": Missing null termination (ret %d) - is %d\n", narrow_fmt, n, buffer[valid]);
}
/* swprintf style termination */
for (i = 0; i < ARRAY_SIZE(tests); i++) {
const wchar_t *fmt = tests[i];
const int expect = wcslen(fmt) >= bufsiz ? -2 : wcslen(fmt);
const int n = vswprintf_wrapper (0, buffer, bufsiz, fmt);
const int valid = n < 0 ? bufsiz - 1 : n;
WideCharToMultiByte (CP_ACP, 0, buffer, -1, narrow, sizeof(narrow), NULL, NULL);
WideCharToMultiByte (CP_ACP, 0, fmt, -1, narrow_fmt, sizeof(narrow_fmt), NULL, NULL);
ok (n == expect, "\"%s\": expected %d, returned %d\n",
narrow_fmt, expect, n);
ok (!memcmp (fmt, buffer, valid * sizeof(wchar_t)),
"\"%s\": rendered \"%.*s\"\n", narrow_fmt, valid, narrow);
ok (buffer[valid] == '\0',
"\"%s\": Missing null termination (ret %d) - is %d\n", narrow_fmt, n, buffer[valid]);
}
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, NULL, 0, str_short) == 5,
"Failure to swprintf to NULL\n");
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, NULL, 0, str_short) == 5,
"Failure to swprintf to NULL\n");
ok (vswprintf_wrapper (0, NULL, 0, str_short) == 5,
"Failure to swprintf to NULL\n");
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, str_short) == 5,
"Failure to swprintf to a zero length buffer\n");
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, str_short) == -1,
"Failure to swprintf to a zero length buffer\n");
ok (vswprintf_wrapper (0, buffer, 0, str_short) == -1,
"Failure to swprintf to a zero length buffer\n");
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_STANDARD_SNPRINTF_BEHAVIOR, buffer, 0, str_empty) == 0,
"Failure to swprintf a zero length string to a zero length buffer\n");
ok (vswprintf_wrapper (_CRT_INTERNAL_PRINTF_LEGACY_VSPRINTF_NULL_TERMINATION, buffer, 0, str_empty) == 0,
"Failure to swprintf a zero length string to a zero length buffer\n");
ok (vswprintf_wrapper (0, buffer, 0, str_empty) == -1,
"Failure to swprintf a zero length string to a zero length buffer\n");
}
static int WINAPIV vfprintf_wrapper(FILE *file,
const char *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vfprintf(0, file, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_fprintf(void)
{
static const char file_name[] = "fprintf.tst";
FILE *fp = fopen(file_name, "wb");
char buf[1024];
int ret;
ret = vfprintf_wrapper(fp, "simple test\n");
ok(ret == 12, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 12, "ftell returned %d\n", ret);
ret = vfprintf_wrapper(fp, "contains%cnull\n", '\0');
ok(ret == 14, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 26, "ftell returned %d\n", ret);
fclose(fp);
fp = fopen(file_name, "rb");
fgets(buf, sizeof(buf), fp);
ret = ftell(fp);
ok(ret == 12, "ftell returned %d\n", ret);
ok(!strcmp(buf, "simple test\n"), "buf = %s\n", buf);
fgets(buf, sizeof(buf), fp);
ret = ftell(fp);
ok(ret == 26, "ret = %d\n", ret);
ok(!memcmp(buf, "contains\0null\n", 14), "buf = %s\n", buf);
fclose(fp);
fp = fopen(file_name, "wt");
ret = vfprintf_wrapper(fp, "simple test\n");
ok(ret == 12, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 13, "ftell returned %d\n", ret);
ret = vfprintf_wrapper(fp, "contains%cnull\n", '\0');
ok(ret == 14, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 28, "ftell returned %d\n", ret);
fclose(fp);
fp = fopen(file_name, "rb");
fgets(buf, sizeof(buf), fp);
ret = ftell(fp);
ok(ret == 13, "ftell returned %d\n", ret);
ok(!strcmp(buf, "simple test\r\n"), "buf = %s\n", buf);
fgets(buf, sizeof(buf), fp);
ret = ftell(fp);
ok(ret == 28, "ret = %d\n", ret);
ok(!memcmp(buf, "contains\0null\r\n", 15), "buf = %s\n", buf);
fclose(fp);
unlink(file_name);
}
static int WINAPIV vfwprintf_wrapper(FILE *file,
const wchar_t *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vfwprintf(0, file, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_fwprintf(void)
{
static const char file_name[] = "fprintf.tst";
static const WCHAR simple[] = {'s','i','m','p','l','e',' ','t','e','s','t','\n',0};
static const WCHAR cont_fmt[] = {'c','o','n','t','a','i','n','s','%','c','n','u','l','l','\n',0};
static const WCHAR cont[] = {'c','o','n','t','a','i','n','s','\0','n','u','l','l','\n',0};
FILE *fp = fopen(file_name, "wb");
wchar_t bufw[1024];
char bufa[1024];
int ret;
ret = vfwprintf_wrapper(fp, simple);
ok(ret == 12, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 24, "ftell returned %d\n", ret);
ret = vfwprintf_wrapper(fp, cont_fmt, '\0');
ok(ret == 14, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 52, "ftell returned %d\n", ret);
fclose(fp);
fp = fopen(file_name, "rb");
fgetws(bufw, ARRAY_SIZE(bufw), fp);
ret = ftell(fp);
ok(ret == 24, "ftell returned %d\n", ret);
ok(!wcscmp(bufw, simple), "buf = %s\n", wine_dbgstr_w(bufw));
fgetws(bufw, ARRAY_SIZE(bufw), fp);
ret = ftell(fp);
ok(ret == 52, "ret = %d\n", ret);
ok(!memcmp(bufw, cont, 28), "buf = %s\n", wine_dbgstr_w(bufw));
fclose(fp);
fp = fopen(file_name, "wt");
ret = vfwprintf_wrapper(fp, simple);
ok(ret == 12, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 13, "ftell returned %d\n", ret);
ret = vfwprintf_wrapper(fp, cont_fmt, '\0');
ok(ret == 14, "ret = %d\n", ret);
ret = ftell(fp);
ok(ret == 28, "ftell returned %d\n", ret);
fclose(fp);
fp = fopen(file_name, "rb");
fgets(bufa, sizeof(bufa), fp);
ret = ftell(fp);
ok(ret == 13, "ftell returned %d\n", ret);
ok(!strcmp(bufa, "simple test\r\n"), "buf = %s\n", bufa);
fgets(bufa, sizeof(bufa), fp);
ret = ftell(fp);
ok(ret == 28, "ret = %d\n", ret);
ok(!memcmp(bufa, "contains\0null\r\n", 15), "buf = %s\n", bufa);
fclose(fp);
unlink(file_name);
/* NULL format */
errno = 0xdeadbeef;
SET_EXPECT(invalid_parameter_handler);
ret = vfwprintf_wrapper(fp, NULL);
ok(errno == EINVAL, "expected errno EINVAL, got %d\n", errno);
ok(ret == -1, "expected ret -1, got %d\n", ret);
CHECK_CALLED(invalid_parameter_handler);
/* NULL file */
errno = 0xdeadbeef;
SET_EXPECT(invalid_parameter_handler);
ret = vfwprintf_wrapper(NULL, simple);
ok(errno == EINVAL, "expected errno EINVAL, got %d\n", errno);
ok(ret == -1, "expected ret -1, got %d\n", ret);
CHECK_CALLED(invalid_parameter_handler);
/* format using % with NULL arglist*/
/* crashes on Windows */
/* ret = __stdio_common_vfwprintf(0, fp, cont_fmt, NULL, NULL); */
}
static int WINAPIV _vsnprintf_s_wrapper(char *str, size_t sizeOfBuffer,
size_t count, const char *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vsnprintf_s(0, str, sizeOfBuffer, count, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_vsnprintf_s(void)
{
const char format[] = "AB%uC";
const char out7[] = "AB123C";
const char out6[] = "AB123";
const char out2[] = "A";
const char out1[] = "";
char buffer[14] = { 0 };
int exp, got;
/* Enough room. */
exp = strlen(out7);
got = _vsnprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
got = _vsnprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
got = _vsnprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out7, buffer), "buffer wrong, got=%s\n", buffer);
/* Not enough room. */
exp = -1;
got = _vsnprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out6, buffer), "buffer wrong, got=%s\n", buffer);
got = _vsnprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out2, buffer), "buffer wrong, got=%s\n", buffer);
got = _vsnprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !strcmp(out1, buffer), "buffer wrong, got=%s\n", buffer);
}
static int WINAPIV _vsnwprintf_s_wrapper(WCHAR *str, size_t sizeOfBuffer,
size_t count, const WCHAR *format, ...)
{
int ret;
__ms_va_list valist;
__ms_va_start(valist, format);
ret = __stdio_common_vsnwprintf_s(0, str, sizeOfBuffer, count, format, NULL, valist);
__ms_va_end(valist);
return ret;
}
static void test_vsnwprintf_s(void)
{
const WCHAR format[] = {'A','B','%','u','C',0};
const WCHAR out7[] = {'A','B','1','2','3','C',0};
const WCHAR out6[] = {'A','B','1','2','3',0};
const WCHAR out2[] = {'A',0};
const WCHAR out1[] = {0};
WCHAR buffer[14] = { 0 };
int exp, got;
/* Enough room. */
exp = lstrlenW(out7);
got = _vsnwprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
got = _vsnwprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
got = _vsnwprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
/* Not enough room. */
exp = -1;
got = _vsnwprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out6, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
got = _vsnwprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out2, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
got = _vsnwprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
ok( !lstrcmpW(out1, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
}
static void test_printf_legacy_wide(void)
{
const wchar_t wide[] = {'A','B','C','D',0};
const char narrow[] = "abcd";
const char out[] = "abcd ABCD";
/* The legacy wide flag doesn't affect narrow printfs, so the same
* format should behave the same both with and without the flag. */
const char narrow_fmt[] = "%s %ls";
/* The standard behaviour is to use the same format as for the narrow
* case, while the legacy case has got a different meaning for %s. */
const wchar_t std_wide_fmt[] = {'%','s',' ','%','l','s',0};
const wchar_t legacy_wide_fmt[] = {'%','h','s',' ','%','s',0};
char buffer[20];
wchar_t wbuffer[20];
vsprintf_wrapper(0, buffer, sizeof(buffer), narrow_fmt, narrow, wide);
ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_WIDE_SPECIFIERS, buffer, sizeof(buffer), narrow_fmt, narrow, wide);
ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
vswprintf_wrapper(0, wbuffer, sizeof(wbuffer), std_wide_fmt, narrow, wide);
WideCharToMultiByte(CP_ACP, 0, wbuffer, -1, buffer, sizeof(buffer), NULL, NULL);
ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
vswprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_WIDE_SPECIFIERS, wbuffer, sizeof(wbuffer), legacy_wide_fmt, narrow, wide);
WideCharToMultiByte(CP_ACP, 0, wbuffer, -1, buffer, sizeof(buffer), NULL, NULL);
ok(!strcmp(buffer, out), "buffer wrong, got=%s\n", buffer);
}
static void test_printf_legacy_msvcrt(void)
{
char buf[50];
/* In standard mode, %F is a float format conversion, while it is a
* length modifier in legacy msvcrt mode. In legacy mode, N is also
* a length modifier. */
vsprintf_wrapper(0, buf, sizeof(buf), "%F", 1.23);
ok(!strcmp(buf, "1.230000"), "buf = %s\n", buf);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%Fd %Nd", 123, 456);
ok(!strcmp(buf, "123 456"), "buf = %s\n", buf);
vsprintf_wrapper(0, buf, sizeof(buf), "%f %F %f %e %E %g %G", INFINITY, INFINITY, -INFINITY, INFINITY, INFINITY, INFINITY, INFINITY);
ok(!strcmp(buf, "inf INF -inf inf INF inf INF"), "buf = %s\n", buf);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", INFINITY);
ok(!strcmp(buf, "1.#INF00"), "buf = %s\n", buf);
vsprintf_wrapper(0, buf, sizeof(buf), "%f %F", NAN, NAN);
ok(!strcmp(buf, "nan NAN"), "buf = %s\n", buf);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", NAN);
ok(!strcmp(buf, "1.#QNAN0"), "buf = %s\n", buf);
vsprintf_wrapper(0, buf, sizeof(buf), "%f %F", IND, IND);
ok(!strcmp(buf, "-nan(ind) -NAN(IND)"), "buf = %s\n", buf);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY, buf, sizeof(buf), "%f", IND);
ok(!strcmp(buf, "-1.#IND00"), "buf = %s\n", buf);
}
static void test_printf_legacy_three_digit_exp(void)
{
char buf[20];
vsprintf_wrapper(0, buf, sizeof(buf), "%E", 1.23);
ok(!strcmp(buf, "1.230000E+00"), "buf = %s\n", buf);
vsprintf_wrapper(_CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS, buf, sizeof(buf), "%E", 1.23);
ok(!strcmp(buf, "1.230000E+000"), "buf = %s\n", buf);
vsprintf_wrapper(0, buf, sizeof(buf), "%E", 1.23e+123);
ok(!strcmp(buf, "1.230000E+123"), "buf = %s\n", buf);
}
static void test_printf_c99(void)
{
char buf[30];
int i;
/* The msvcrt compatibility flag doesn't affect whether 'z' is interpreted
* as size_t size for integers. */
for (i = 0; i < 2; i++) {
unsigned __int64 options = (i == 0) ? 0 :
_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY;
/* z modifier accepts size_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%zx %d", SIZE_MAX, 1);
if (sizeof(size_t) == 8)
ok(!strcmp(buf, "ffffffffffffffff 1"), "buf = %s\n", buf);
else
ok(!strcmp(buf, "ffffffff 1"), "buf = %s\n", buf);
/* j modifier with signed format accepts intmax_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%jd %d", INTMAX_MIN, 1);
ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
/* j modifier with unsigned format accepts uintmax_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%ju %d", UINTMAX_MAX, 1);
ok(!strcmp(buf, "18446744073709551615 1"), "buf = %s\n", buf);
/* t modifier accepts ptrdiff_t argument */
vsprintf_wrapper(options, buf, sizeof(buf), "%td %d", PTRDIFF_MIN, 1);
if (sizeof(ptrdiff_t) == 8)
ok(!strcmp(buf, "-9223372036854775808 1"), "buf = %s\n", buf);
else
ok(!strcmp(buf, "-2147483648 1"), "buf = %s\n", buf);
}
}
static void test_printf_natural_string(void)
{
const wchar_t wide[] = {'A','B','C','D',0};
const char narrow[] = "abcd";
const char narrow_fmt[] = "%s %Ts";
const char narrow_out[] = "abcd abcd";
const wchar_t wide_fmt[] = {'%','s',' ','%','T','s',0};
const wchar_t wide_out[] = {'a','b','c','d',' ','A','B','C','D',0};
char buffer[20];
wchar_t wbuffer[20];
vsprintf_wrapper(0, buffer, sizeof(buffer), narrow_fmt, narrow, narrow);
ok(!strcmp(buffer, narrow_out), "buffer wrong, got=%s\n", buffer);
vswprintf_wrapper(0, wbuffer, sizeof(wbuffer), wide_fmt, narrow, wide);
ok(!lstrcmpW(wbuffer, wide_out), "buffer wrong, got=%s\n", wine_dbgstr_w(wbuffer));
}
static void test_printf_fp(void)
{
static const int flags[] = {
0,
_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY,
_CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS,
_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY
| _CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS,
_CRT_INTERNAL_PRINTF_LEGACY_MSVCRT_COMPATIBILITY
| _CRT_INTERNAL_PRINTF_LEGACY_THREE_DIGIT_EXPONENTS
| _CRT_INTERNAL_PRINTF_STANDARD_ROUNDING
};
const struct {
const char *fmt;
double d;
const char *res[ARRAY_SIZE(flags)];
const char *broken[ARRAY_SIZE(flags)];
} tests[] = {
{ "%a", NAN, { "nan", "0x1.#QNAN00000000p+0", "nan", "0x1.#QNAN00000000p+0" }},
{ "%A", NAN, { "NAN", "0X1.#QNAN00000000P+0", "NAN", "0X1.#QNAN00000000P+0" }},
{ "%e", NAN, { "nan", "1.#QNAN0e+00", "nan", "1.#QNAN0e+000" }},
{ "%E", NAN, { "NAN", "1.#QNAN0E+00", "NAN", "1.#QNAN0E+000" }},
{ "%g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
{ "%G", NAN, { "NAN", "1.#QNAN", "NAN", "1.#QNAN" }},
{ "%21a", NAN, { " nan", " 0x1.#QNAN00000000p+0", " nan", " 0x1.#QNAN00000000p+0" }},
{ "%20e", NAN, { " nan", " 1.#QNAN0e+00", " nan", " 1.#QNAN0e+000" }},
{ "%20g", NAN, { " nan", " 1.#QNAN", " nan", " 1.#QNAN" }},
{ "%.21a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
{ "%.20e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
{ "%.20g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
{ "%.021a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
{ "%.020e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
{ "%.020g", NAN, { "nan", "1.#QNAN", "nan", "1.#QNAN" }},
{ "%#.21a", NAN, { "nan", "0x1.#QNAN0000000000000000p+0", "nan", "0x1.#QNAN0000000000000000p+0" }},
{ "%#.20e", NAN, { "nan", "1.#QNAN000000000000000e+00", "nan", "1.#QNAN000000000000000e+000" }},
{ "%#.20g", NAN, { "nan", "1.#QNAN00000000000000", "nan", "1.#QNAN00000000000000" }},
{ "%.1g", NAN, { "nan", "1", "nan", "1" }},
{ "%.2g", NAN, { "nan", "1.$", "nan", "1.$" }},
{ "%.3g", NAN, { "nan", "1.#R", "nan", "1.#R" }},
{ "%a", IND, { "-nan(ind)", "-0x1.#IND000000000p+0", "-nan(ind)", "-0x1.#IND000000000p+0" }},
{ "%e", IND, { "-nan(ind)", "-1.#IND00e+00", "-nan(ind)", "-1.#IND00e+000" }},
{ "%g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
{ "%21a", IND, { " -nan(ind)", "-0x1.#IND000000000p+0", " -nan(ind)", "-0x1.#IND000000000p+0" }},
{ "%20e", IND, { " -nan(ind)", " -1.#IND00e+00", " -nan(ind)", " -1.#IND00e+000" }},
{ "%20g", IND, { " -nan(ind)", " -1.#IND", " -nan(ind)", " -1.#IND" }},
{ "%.21a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
{ "%.20e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
{ "%.20g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
{ "%.021a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
{ "%.020e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
{ "%.020g", IND, { "-nan(ind)", "-1.#IND", "-nan(ind)", "-1.#IND" }},
{ "%#.21a", IND, { "-nan(ind)", "-0x1.#IND00000000000000000p+0", "-nan(ind)", "-0x1.#IND00000000000000000p+0" }},
{ "%#.20e", IND, { "-nan(ind)", "-1.#IND0000000000000000e+00", "-nan(ind)", "-1.#IND0000000000000000e+000" }},
{ "%#.20g", IND, { "-nan(ind)", "-1.#IND000000000000000", "-nan(ind)", "-1.#IND000000000000000" }},
{ "%a", INFINITY, { "inf", "0x1.#INF000000000p+0", "inf", "0x1.#INF000000000p+0" }},
{ "%e", INFINITY, { "inf", "1.#INF00e+00", "inf", "1.#INF00e+000" }},
{ "%g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
{ "%21a", INFINITY, { " inf", " 0x1.#INF000000000p+0", " inf", " 0x1.#INF000000000p+0" }},
{ "%20e", INFINITY, { " inf", " 1.#INF00e+00", " inf", " 1.#INF00e+000" }},
{ "%20g", INFINITY, { " inf", " 1.#INF", " inf", " 1.#INF" }},
{ "%.21a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
{ "%.20e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
{ "%.20g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
{ "%.021a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
{ "%.020e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
{ "%.020g", INFINITY, { "inf", "1.#INF", "inf", "1.#INF" }},
{ "%#.21a", INFINITY, { "inf", "0x1.#INF00000000000000000p+0", "inf", "0x1.#INF00000000000000000p+0" }},
{ "%#.20e", INFINITY, { "inf", "1.#INF0000000000000000e+00", "inf", "1.#INF0000000000000000e+000" }},
{ "%#.20g", INFINITY, { "inf", "1.#INF000000000000000", "inf", "1.#INF000000000000000" }},
{ "%a", -INFINITY, { "-inf", "-0x1.#INF000000000p+0", "-inf", "-0x1.#INF000000000p+0" }},
{ "%e", -INFINITY, { "-inf", "-1.#INF00e+00", "-inf", "-1.#INF00e+000" }},
{ "%g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
{ "%21a", -INFINITY, { " -inf", "-0x1.#INF000000000p+0", " -inf", "-0x1.#INF000000000p+0" }},
{ "%20e", -INFINITY, { " -inf", " -1.#INF00e+00", " -inf", " -1.#INF00e+000" }},
{ "%20g", -INFINITY, { " -inf", " -1.#INF", " -inf", " -1.#INF" }},
{ "%.21a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
{ "%.20e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
{ "%.20g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
{ "%.021a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
{ "%.020e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
{ "%.020g", -INFINITY, { "-inf", "-1.#INF", "-inf", "-1.#INF" }},
{ "%#.21a", -INFINITY, { "-inf", "-0x1.#INF00000000000000000p+0", "-inf", "-0x1.#INF00000000000000000p+0" }},
{ "%#.20e", -INFINITY, { "-inf", "-1.#INF0000000000000000e+00", "-inf", "-1.#INF0000000000000000e+000" }},
{ "%#.20g", -INFINITY, { "-inf", "-1.#INF000000000000000", "-inf", "-1.#INF000000000000000" }},
{ "%a", 0, { "0x0.0000000000000p+0" }},
{ "%A", 0, { "0X0.0000000000000P+0" }},
{ "%a", 0.5, { "0x1.0000000000000p-1" }},
{ "%a", 1, { "0x1.0000000000000p+0" }},
{ "%a", 20, { "0x1.4000000000000p+4" }},
{ "%a", -1, { "-0x1.0000000000000p+0" }},
{ "%a", 0.1, { "0x1.999999999999ap-4" }},
{ "%24a", 0.1, { " 0x1.999999999999ap-4" }},
{ "%024a", 0.1, { "0x00001.999999999999ap-4" }},
{ "%.2a", 0.1, { "0x1.9ap-4" }},
{ "%.20a", 0.1, { "0x1.999999999999a0000000p-4" }},
{ "%.a", 0.1e-20, { "0x1p-70" }},
{ "%a", 0.1e-20, { "0x1.2e3b40a0e9b4fp-70" }},
{ "%a", 4.9406564584124654e-324, { "0x0.0000000000001p-1022" }},
{ "%.0a", -1.5, { "-0x2p+0" }, { "-0x1p+0" }},
{ "%.0a", -0.5, { "-0x1p-1" }},
{ "%.0a", 0.5, { "0x1p-1" }},
{ "%.0a", 1.5, { "0x2p+0" }, { "0x1p+0" }},
{ "%.0a", 1.99, { "0x2p+0" }},
{ "%.0a", 2, { "0x1p+1" }},
{ "%.0a", 9.5, { "0x1p+3" }},
{ "%.0a", 10.5, { "0x1p+3" }},
{ "%#.0a", -1.5, { "-0x2.p+0" }, { "-0x1.p+0" }},
{ "%#.0a", -0.5, { "-0x1.p-1" }},
{ "%#.0a", 0.5, { "0x1.p-1" }},
{ "%#.0a", 1.5, { "0x2.p+0" }, { "0x1.p+0" }},
{ "%#.1a", 1.03125, { "0x1.1p+0", NULL, NULL, NULL, "0x1.0p+0" }, { "0x1.0p+0" }},
{ "%#.1a", 1.09375, { "0x1.2p+0" }, { "0x1.1p+0" }},
{ "%#.1a", 1.15625, { "0x1.3p+0", NULL, NULL, NULL, "0x1.2p+0" }, { "0x1.2p+0" }},
{ "%f", 0, { "0.000000" }},
{ "%e", 0, { "0.000000e+00", NULL, "0.000000e+000" }},
{ "%g", 0, { "0" }},
{ "%21f", 0, { " 0.000000" }},
{ "%20e", 0, { " 0.000000e+00", NULL, " 0.000000e+000" }},
{ "%20g", 0, { " 0" }},
{ "%.21f", 0, { "0.000000000000000000000" }},
{ "%.20e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
{ "%.20g", 0, { "0" }},
{ "%.021f", 0, { "0.000000000000000000000" }},
{ "%.020e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
{ "%.020g", 0, { "0" }},
{ "%#.21f", 0, { "0.000000000000000000000" }},
{ "%#.20e", 0, { "0.00000000000000000000e+00", NULL, "0.00000000000000000000e+000" }},
{ "%#.20g", 0, { "0.0000000000000000000" }, { "0.00000000000000000000" }},
{ "%f", 123, { "123.000000" }},
{ "%e", 123, { "1.230000e+02", NULL, "1.230000e+002" }},
{ "%g", 123, { "123" }},
{ "%21f", 123, { " 123.000000" }},
{ "%20e", 123, { " 1.230000e+02", NULL, " 1.230000e+002" }},
{ "%20g", 123, { " 123" }},
{ "%.21f", 123, { "123.000000000000000000000" }},
{ "%.20e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
{ "%.20g", 123, { "123" }},
{ "%.021f", 123, { "123.000000000000000000000" }},
{ "%.020e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
{ "%.020g", 123, { "123" }},
{ "%#.21f", 123, { "123.000000000000000000000" }},
{ "%#.20e", 123, { "1.23000000000000000000e+02", NULL, "1.23000000000000000000e+002" }},
{ "%#.20g", 123, { "123.00000000000000000" }},
{ "%f", -765, { "-765.000000" }},
{ "%e", -765, { "-7.650000e+02", NULL, "-7.650000e+002" }},
{ "%g", -765, { "-765" }},
{ "%21f", -765, { " -765.000000" }},
{ "%20e", -765, { " -7.650000e+02", NULL, " -7.650000e+002" }},
{ "%20g", -765, { " -765" }},
{ "%.21f", -765, { "-765.000000000000000000000" }},
{ "%.20e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
{ "%.20g", -765, { "-765" }},
{ "%.021f", -765, { "-765.000000000000000000000" }},
{ "%.020e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
{ "%.020g", -765, { "-765" }},
{ "%#.21f", -765, { "-765.000000000000000000000" }},
{ "%#.20e", -765, { "-7.65000000000000000000e+02", NULL, "-7.65000000000000000000e+002" }},
{ "%#.20g", -765, { "-765.00000000000000000" }},
{ "%.30f", 1.0/3.0, { "0.333333333333333314829616256247" }},
{ "%.30lf", sqrt(2), { "1.414213562373095145474621858739" }},
{ "%.0g", 9.8949714229143402e-05, { "0.0001" }},
{ "%.0f", 0.5, { "1", NULL, NULL, NULL, "0" }, {NULL, NULL, NULL, NULL, "1" }},
{ "%.0f", 1.5, { "2" }},
{ "%.0f", 2.5, { "3", NULL, NULL, NULL, "2" }, {NULL, NULL, NULL, NULL, "3" }},
{ "%g", 9.999999999999999e-5, { "0.0001" }},
};
const char *res = NULL;
const char *broken_res;
char buf[100];
int i, j, r;
for (i = 0; i < ARRAY_SIZE(tests); i++)
{
broken_res = NULL;
for (j = 0; j < ARRAY_SIZE(flags); j++)
{
if (tests[i].res[j]) res = tests[i].res[j];
if (tests[i].broken[j]) broken_res = tests[i].broken[j];
r = vsprintf_wrapper(flags[j], buf, sizeof(buf), tests[i].fmt, tests[i].d);
ok(r == strlen(res) || broken(broken_res && r == strlen(broken_res)),
"%d,%d) r = %d, expected %d\n", i, j, r, strlen(res));
ok(!strcmp(buf, res) || broken(broken_res && !strcmp(buf, broken_res)),
"%d,%d) buf = %s, expected %s\n", i, j, buf, res);
}
}
}
START_TEST(printf)
{
ok(_set_invalid_parameter_handler(test_invalid_parameter_handler) == NULL,
"Invalid parameter handler was already set\n");
test_snprintf();
test_swprintf();
test_fprintf();
test_fwprintf();
test_vsnprintf_s();
test_vsnwprintf_s();
test_printf_legacy_wide();
test_printf_legacy_msvcrt();
test_printf_legacy_three_digit_exp();
test_printf_c99();
test_printf_natural_string();
test_printf_fp();
}