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wine/dlls/kernel32/tests/codepage.c

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/*
* Unit tests for code page to/from unicode translations
*
* Copyright (c) 2002 Dmitry Timoshkov
* Copyright (c) 2008 Colin Finck
*
* 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 <stdarg.h>
#include <limits.h>
#include "wine/test.h"
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
static void test_destination_buffer(void)
{
LPSTR buffer;
INT maxsize;
INT needed;
INT len;
SetLastError(0xdeadbeef);
needed = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, 0, NULL, NULL);
ok( (needed > 0), "returned %d with %u (expected '> 0')\n",
needed, GetLastError());
maxsize = needed*2;
buffer = HeapAlloc(GetProcessHeap(), 0, maxsize);
if (buffer == NULL) return;
maxsize--;
memset(buffer, 'x', maxsize);
buffer[maxsize] = '\0';
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed+1, NULL, NULL);
ok( (len > 0), "returned %d with %u and '%s' (expected '> 0')\n",
len, GetLastError(), buffer);
memset(buffer, 'x', maxsize);
buffer[maxsize] = '\0';
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed, NULL, NULL);
ok( (len > 0), "returned %d with %u and '%s' (expected '> 0')\n",
len, GetLastError(), buffer);
memset(buffer, 'x', maxsize);
buffer[maxsize] = '\0';
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, needed-1, NULL, NULL);
ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
"returned %d with %u and '%s' (expected '0' with "
"ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), buffer);
memset(buffer, 'x', maxsize);
buffer[maxsize] = '\0';
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 1, NULL, NULL);
ok( !len && (GetLastError() == ERROR_INSUFFICIENT_BUFFER),
"returned %d with %u and '%s' (expected '0' with "
"ERROR_INSUFFICIENT_BUFFER)\n", len, GetLastError(), buffer);
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buffer, 0, NULL, NULL);
ok( (len > 0), "returned %d with %u (expected '> 0')\n",
len, GetLastError());
SetLastError(0xdeadbeef);
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, NULL, needed, NULL, NULL);
ok( !len && (GetLastError() == ERROR_INVALID_PARAMETER),
"returned %d with %u (expected '0' with "
"ERROR_INVALID_PARAMETER)\n", len, GetLastError());
HeapFree(GetProcessHeap(), 0, buffer);
}
static void test_null_source(void)
{
int len;
DWORD GLE;
SetLastError(0);
len = WideCharToMultiByte(CP_ACP, 0, NULL, 0, NULL, 0, NULL, NULL);
GLE = GetLastError();
ok(!len && GLE == ERROR_INVALID_PARAMETER,
"WideCharToMultiByte returned %d with GLE=%u (expected 0 with ERROR_INVALID_PARAMETER)\n",
len, GLE);
SetLastError(0);
len = WideCharToMultiByte(CP_ACP, 0, NULL, -1, NULL, 0, NULL, NULL);
GLE = GetLastError();
ok(!len && GLE == ERROR_INVALID_PARAMETER,
"WideCharToMultiByte returned %d with GLE=%u (expected 0 with ERROR_INVALID_PARAMETER)\n",
len, GLE);
}
/* lstrcmpW is not supported on Win9x! */
static int mylstrcmpW(const WCHAR* str1, const WCHAR* str2)
{
while (*str1 && *str1==*str2) {
str1++;
str2++;
}
return *str1-*str2;
}
static void test_negative_source_length(void)
{
int len;
char buf[10];
WCHAR bufW[10];
/* Test, whether any negative source length works as strlen() + 1 */
SetLastError( 0xdeadbeef );
memset(buf,'x',sizeof(buf));
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -2002, buf, 10, NULL, NULL);
ok(len == 7 && !lstrcmpA(buf, "foobar") && GetLastError() == 0xdeadbeef,
"WideCharToMultiByte(-2002): len=%d error=%u\n", len, GetLastError());
SetLastError( 0xdeadbeef );
memset(bufW,'x',sizeof(bufW));
len = MultiByteToWideChar(CP_ACP, 0, "foobar", -2002, bufW, 10);
ok(len == 7 && !mylstrcmpW(bufW, foobarW) && GetLastError() == 0xdeadbeef,
"MultiByteToWideChar(-2002): len=%d error=%u\n", len, GetLastError());
SetLastError(0xdeadbeef);
memset(bufW, 'x', sizeof(bufW));
len = MultiByteToWideChar(CP_ACP, 0, "foobar", -1, bufW, 6);
ok(len == 0 && GetLastError() == ERROR_INSUFFICIENT_BUFFER,
"MultiByteToWideChar(-1): len=%d error=%u\n", len, GetLastError());
}
#define LONGBUFLEN 100000
static void test_negative_dest_length(void)
{
int len, i;
static char buf[LONGBUFLEN];
static WCHAR originalW[LONGBUFLEN];
static char originalA[LONGBUFLEN];
DWORD theError;
/* Test return on -1 dest length */
SetLastError( 0xdeadbeef );
memset(buf,'x',sizeof(buf));
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, -1, NULL, NULL);
todo_wine {
ok(len == 0 && GetLastError() == ERROR_INVALID_PARAMETER,
"WideCharToMultiByte(destlen -1): len=%d error=%x\n", len, GetLastError());
}
/* Test return on -1000 dest length */
SetLastError( 0xdeadbeef );
memset(buf,'x',sizeof(buf));
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, -1000, NULL, NULL);
todo_wine {
ok(len == 0 && GetLastError() == ERROR_INVALID_PARAMETER,
"WideCharToMultiByte(destlen -1000): len=%d error=%x\n", len, GetLastError());
}
/* Test return on INT_MAX dest length */
SetLastError( 0xdeadbeef );
memset(buf,'x',sizeof(buf));
len = WideCharToMultiByte(CP_ACP, 0, foobarW, -1, buf, INT_MAX, NULL, NULL);
ok(len == 7 && !lstrcmpA(buf, "foobar") && GetLastError() == 0xdeadbeef,
"WideCharToMultiByte(destlen INT_MAX): len=%d error=%x\n", len, GetLastError());
/* Test return on INT_MAX dest length and very long input */
SetLastError( 0xdeadbeef );
memset(buf,'x',sizeof(buf));
for (i=0; i < LONGBUFLEN - 1; i++) {
originalW[i] = 'Q';
originalA[i] = 'Q';
}
originalW[LONGBUFLEN-1] = 0;
originalA[LONGBUFLEN-1] = 0;
len = WideCharToMultiByte(CP_ACP, 0, originalW, -1, buf, INT_MAX, NULL, NULL);
theError = GetLastError();
ok(len == LONGBUFLEN && !lstrcmpA(buf, originalA) && theError == 0xdeadbeef,
"WideCharToMultiByte(srclen %d, destlen INT_MAX): len %d error=%x\n", LONGBUFLEN, len, theError);
}
static void test_overlapped_buffers(void)
{
static const WCHAR strW[] = {'j','u','s','t',' ','a',' ','t','e','s','t',0};
static const char strA[] = "just a test";
char buf[256];
int ret;
SetLastError(0xdeadbeef);
memcpy((WCHAR *)(buf + 1), strW, sizeof(strW));
ret = WideCharToMultiByte(CP_ACP, 0, (WCHAR *)(buf + 1), -1, buf, sizeof(buf), NULL, NULL);
ok(ret == sizeof(strA), "unexpected ret %d\n", ret);
ok(!memcmp(buf, strA, sizeof(strA)), "conversion failed: %s\n", buf);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
}
static void test_string_conversion(LPBOOL bUsedDefaultChar)
{
char mbc;
char mbs[5];
int ret;
WCHAR wc1 = 228; /* Western Windows-1252 character */
WCHAR wc2 = 1088; /* Russian Windows-1251 character not displayable for Windows-1252 */
WCHAR wcs[5] = {'T', 'h', 1088, 'i', 0}; /* String with ASCII characters and a Russian character */
WCHAR dbwcs[3] = {28953, 25152, 0}; /* String with Chinese (codepage 950) characters */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, &wc1, 1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 1, "ret is %d\n", ret);
ok(mbc == -28, "mbc is %d\n", mbc);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, &wc2, 1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 1, "ret is %d\n", ret);
ok(mbc == 63, "mbc is %d\n", mbc);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
if (IsValidCodePage(1251))
{
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1251, 0, &wc2, 1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 1, "ret is %d\n", ret);
ok(mbc == -16, "mbc is %d\n", mbc);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef ||
broken(GetLastError() == 0), /* win95 */
"GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1251, 0, &wc1, 1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 1, "ret is %d\n", ret);
ok(mbc == 97, "mbc is %d\n", mbc);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
}
else
skip("Codepage 1251 not available\n");
/* This call triggers the last Win32 error */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, wcs, -1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 0, "ret is %d\n", ret);
ok(mbc == 84, "mbc is %d\n", mbc);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, wcs, -1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 5, "ret is %d\n", ret);
ok(!strcmp(mbs, "Th?i"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
mbs[0] = 0;
/* WideCharToMultiByte mustn't add any null character automatically.
So in this case, we should get the same string again, even if we only copied the first three bytes. */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, wcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 3, "ret is %d\n", ret);
ok(!strcmp(mbs, "Th?i"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
ZeroMemory(mbs, 5);
/* Now this shouldn't be the case like above as we zeroed the complete string buffer. */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, wcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 3, "ret is %d\n", ret);
ok(!strcmp(mbs, "Th?"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
/* Double-byte tests */
ret = WideCharToMultiByte(1252, 0, dbwcs, 3, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 3, "ret is %d\n", ret);
ok(!strcmp(mbs, "??"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
/* Length-only tests */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, &wc2, 1, NULL, 0, NULL, bUsedDefaultChar);
ok(ret == 1, "ret is %d\n", ret);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(1252, 0, wcs, -1, NULL, 0, NULL, bUsedDefaultChar);
ok(ret == 5, "ret is %d\n", ret);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == TRUE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
if (!IsValidCodePage(950))
{
skip("Codepage 950 not available\n");
return;
}
/* Double-byte tests */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(950, 0, dbwcs, -1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 5, "ret is %d\n", ret);
ok(!strcmp(mbs, "<EFBFBD>H<EFBFBD><EFBFBD>"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(950, 0, dbwcs, 1, &mbc, 1, NULL, bUsedDefaultChar);
ok(ret == 0, "ret is %d\n", ret);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetLastError() is %u\n", GetLastError());
ZeroMemory(mbs, 5);
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(950, 0, dbwcs, 1, mbs, sizeof(mbs), NULL, bUsedDefaultChar);
ok(ret == 2, "ret is %d\n", ret);
ok(!strcmp(mbs, "<EFBFBD>H"), "mbs is %s\n", mbs);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
/* Length-only tests */
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(950, 0, dbwcs, 1, NULL, 0, NULL, bUsedDefaultChar);
ok(ret == 2, "ret is %d\n", ret);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
SetLastError(0xdeadbeef);
ret = WideCharToMultiByte(950, 0, dbwcs, -1, NULL, 0, NULL, bUsedDefaultChar);
ok(ret == 5, "ret is %d\n", ret);
if(bUsedDefaultChar) ok(*bUsedDefaultChar == FALSE, "bUsedDefaultChar is %d\n", *bUsedDefaultChar);
ok(GetLastError() == 0xdeadbeef, "GetLastError() is %u\n", GetLastError());
}
START_TEST(codepage)
{
BOOL bUsedDefaultChar;
test_destination_buffer();
test_null_source();
test_negative_source_length();
test_negative_dest_length();
test_overlapped_buffers();
/* WideCharToMultiByte has two code paths, test both here */
test_string_conversion(NULL);
test_string_conversion(&bUsedDefaultChar);
}
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