Commit dcefb677 authored by Dan Kegel's avatar Dan Kegel Committed by Alexandre Julliard

kernel32: Test negative dest len in WideCharToMultiByte.

parent d43de316
......@@ -19,6 +19,7 @@
*/
#include <stdarg.h>
#include <limits.h>
#include "wine/test.h"
#include "windef.h"
......@@ -145,6 +146,56 @@ static void test_negative_source_length(void)
"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};
......@@ -163,5 +214,6 @@ START_TEST(codepage)
test_destination_buffer();
test_null_source();
test_negative_source_length();
test_negative_dest_length();
test_overlapped_buffers();
}
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