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/* Unit test suite for FormatMessageA
*
* Copyright 2002 Mike McCormack for CodeWeavers
*
* 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 "wine/test.h"
#include "windef.h"
#include "winbase.h"
/* #define ok(cond,failstr) if(!(cond)) {printf("line %d : %s\n",__LINE__,failstr);exit(1);} */
static DWORD doit(DWORD flags, LPCVOID src, DWORD msg_id, DWORD lang_id,
LPSTR out, DWORD outsize, ... )
{
va_list list;
DWORD r;
va_start(list, outsize);
r = FormatMessageA(flags, src, msg_id,
lang_id, out, outsize, &list);
va_end(list);
return r;
}
static void test_message_from_string(void)
{
CHAR out[0x100] = {0};
DWORD r;
static const WCHAR szwTest[] = { 't','e','s','t',0};
/* the basics */
r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test", 0,
0, out, sizeof(out)/sizeof(CHAR),NULL);
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* using the format feature */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!s!", 0,
0, out, sizeof(out)/sizeof(CHAR), "test");
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* no format */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1", 0,
0, out, sizeof(out)/sizeof(CHAR), "test");
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* two pieces */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1%2", 0,
0, out, sizeof(out)/sizeof(CHAR), "te","st");
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* three pieces */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1%3%2%1", 0,
0, out, sizeof(out)/sizeof(CHAR), "t","s","e");
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* s doesn't seem to work in format strings */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%!s!", 0,
0, out, sizeof(out)/sizeof(CHAR), "test");
ok(!strcmp("!s!", out),"failed out=[%s]\n",out);
ok(r==3,"failed: r=%d\n",r);
/* S is unicode */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!S!", 0,
0, out, sizeof(out)/sizeof(CHAR), szwTest);
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* as characters */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!c!%2!c!%3!c!%1!c!", 0,
0, out, sizeof(out)/sizeof(CHAR), 't','e','s');
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* some numbers */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!d!%2!d!%3!d!", 0,
0, out, sizeof(out)/sizeof(CHAR), 1,2,3);
ok(!strcmp("123", out),"failed out=[%s]\n",out);
ok(r==3,"failed: r=%d\n",r);
/* a single digit with some spacing */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4d!", 0,
0, out, sizeof(out)/sizeof(CHAR), 1);
ok(!strcmp(" 1", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* a single digit, left justified */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!-4d!", 0,
0, out, sizeof(out)/sizeof(CHAR), 1);
ok(!strcmp("1 ", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* two digit decimal number */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4d!", 0,
0, out, sizeof(out)/sizeof(CHAR), 11);
ok(!strcmp(" 11", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* a hex number */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4x!", 0,
0, out, sizeof(out)/sizeof(CHAR), 11);
ok(!strcmp(" b", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* a hex number, upper case */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4X!", 0,
0, out, sizeof(out)/sizeof(CHAR), 11);
ok(!strcmp(" B", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* a hex number, upper case, left justified */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!-4X!", 0,
0, out, sizeof(out)/sizeof(CHAR), 11);
ok(!strcmp("B ", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* a long hex number, upper case */
r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4X!", 0,
0, out, sizeof(out)/sizeof(CHAR), 0x1ab);
ok(!strcmp(" 1AB", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* two percent... */
r = doit(FORMAT_MESSAGE_FROM_STRING, " %%%% ", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp(" %% ", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* periods are special cases */
r = doit(FORMAT_MESSAGE_FROM_STRING, " %.%. %1!d!", 0,
0, out, sizeof(out)/sizeof(CHAR), 0x1ab);
ok(!strcmp(" .. 427", out),"failed out=[%s]\n",out);
ok(r==7,"failed: r=%d\n",r);
/* %0 ends the line */
r = doit(FORMAT_MESSAGE_FROM_STRING, "test%0test", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("test", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* %! prints an exclamation */
r = doit(FORMAT_MESSAGE_FROM_STRING, "yah%!%0 ", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("yah!", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* %space */
r = doit(FORMAT_MESSAGE_FROM_STRING, "% % ", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp(" ", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING, "hi\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("hi\r\n", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING, "hi\r\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("hi\r\n", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING, "\r", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("\r\n", out),"failed out=[%s]\n",out);
ok(r==2,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING, "\r\r\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("\r\n\r\n", out),"failed out=[%s]\n",out);
ok(r==4,"failed: r=%d\n",r);
/* change of pace... test the low byte of dwflags */
/* line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("hi ", out) || !strcmp("hi\r\n", out),"failed out=[%s]\n",out);
ok(r==3 || r==4,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\r\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp("hi ", out),"failed out=[%s]\n",out);
ok(r==3,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp(" ", out),"failed out=[%s]\n",out);
ok(r==1,"failed: r=%d\n",r);
/* carriage return line feed */
r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r\r\n", 0,
0, out, sizeof(out)/sizeof(CHAR));
ok(!strcmp(" ", out),"failed out=[%s]\n",out);
ok(r==2,"failed: r=%d\n",r);
}
static void test_message_null_buffer(void)
{
DWORD ret, error;
SetLastError(0xdeadbeef);
ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 0, NULL);
error = GetLastError();
ok(!ret, "FormatMessageA returned %u\n", ret);
ok(error == ERROR_NOT_ENOUGH_MEMORY, "last error %u\n", error);
SetLastError(0xdeadbeef);
ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 0, NULL);
error = GetLastError();
if (!ret && error == ERROR_CALL_NOT_IMPLEMENTED)
{
skip("FormatMessageW is not implemented\n");
return;
}
ok(!ret, "FormatMessageW returned %u\n", ret);
ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
}
START_TEST(format_msg)
{
test_message_from_string();
test_message_null_buffer();
}
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