reactos/rostests/apitests/crt/_vsnwprintf.c

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/*
* PROJECT: ReactOS api tests
* LICENSE: GPL - See COPYING in the top level directory
* PURPOSE: Test for _vsnwprintf
*/
#include <apitest.h>
#define WIN32_NO_STATUS
#include <stdio.h>
#include <tchar.h>
#include <pseh/pseh2.h>
#include <ndk/mmfuncs.h>
#include <ndk/rtlfuncs.h>
static void call_varargs(wchar_t* buf, size_t buf_size, int expected_ret, LPCWSTR formatString, ...)
{
va_list args;
int ret;
/* Test the basic functionality */
va_start(args, formatString);
ret = _vsnwprintf(buf, buf_size, formatString, args);
ok(expected_ret == ret, "Test failed: expected %i, got %i.\n", expected_ret, ret);
}
START_TEST(_vsnwprintf)
{
wchar_t buffer[255];
/* Test basic functionality */
//call_varargs(buffer, 255, 10, L"%s world!", "hello"); // this test is broken
call_varargs(buffer, 255, 12, L"%s world!", L"hello");
call_varargs(buffer, 255, 11, L"%u cookies", 100);
/* This is how WINE implements _vcsprintf, and they are obviously wrong */
StartSeh()
#if defined(TEST_CRTDLL)
call_varargs(NULL, INT_MAX, -1, L"%s it really work?", L"does");
#else
call_varargs(NULL, INT_MAX, 20, L"%s it really work?", L"does");
#endif
#if defined(TEST_USER32)
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
#if defined(TEST_USER32)/* NTDLL doesn't use/set errno */
ok(errno == EINVAL, "Expected EINVAL, got %u\n", errno);
#else
ok(errno == 0, "Expected 0, got %u\n", errno);
#endif
/* This one is no better */
StartSeh()
#if defined(TEST_CRTDLL)
call_varargs(NULL, 0, -1, L"%s it really work?", L"does");
#else
call_varargs(NULL, 0, 20, L"%s it really work?", L"does");
#endif
EndSeh(STATUS_SUCCESS);
ok(errno == 0, "Expected 0, got %u\n", errno);
/* One more NULL checks */
StartSeh()
call_varargs(buffer, 255, -1, NULL);
EndSeh(STATUS_ACCESS_VIOLATION);
ok(errno == 0, "Expected 0, got %u\n", errno);
}