modules/rostests/winetests/kernel32/format_msg.c

   1 /* Unit test suite for FormatMessageA/W
   2  *
   3  * Copyright 2002 Mike McCormack for CodeWeavers
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "precomp.h"
  21
  22 #define ULL(a,b)   (((ULONG64)(a) << 32) | (b))
  23
  24 static DWORD __cdecl doit(DWORD flags, LPCVOID src, DWORD msg_id, DWORD lang_id,
  25                           LPSTR out, DWORD outsize, ... )
  26 {
  27     __ms_va_list list;
  28     DWORD r;
  29
  30     __ms_va_start(list, outsize);
  31     r = FormatMessageA(flags, src, msg_id,
  32         lang_id, out, outsize, &list);
  33     __ms_va_end(list);
  34     return r;
  35 }
  36
  37 static DWORD __cdecl doitW(DWORD flags, LPCVOID src, DWORD msg_id, DWORD lang_id,
  38                            LPWSTR out, DWORD outsize, ... )
  39 {
  40     __ms_va_list list;
  41     DWORD r;
  42
  43     __ms_va_start(list, outsize);
  44     r = FormatMessageW(flags, src, msg_id,
  45         lang_id, out, outsize, &list);
  46     __ms_va_end(list);
  47     return r;
  48 }
  49
  50 static void test_message_from_string_wide(void)
  51 {
  52     static const WCHAR test[]        = {'t','e','s','t',0};
  53     static const WCHAR empty[]       = {0};
  54     static const WCHAR te[]          = {'t','e',0};
  55     static const WCHAR st[]          = {'s','t',0};
  56     static const WCHAR t[]           = {'t',0};
  57     static const WCHAR e[]           = {'e',0};
  58     static const WCHAR s[]           = {'s',0};
  59     static const WCHAR fmt_null[]    = {'%',0};
  60     static const WCHAR fmt_tnull[]   = {'t','e','s','t','%',0};
  61     static const WCHAR fmt_1[]       = {'%','1',0};
  62     static const WCHAR fmt_12[]      = {'%','1','%','2',0};
  63     static const WCHAR fmt_123[]     = {'%','1','%','3','%','2','%','1',0};
  64     static const WCHAR fmt_123c[]    = {'%','1','!','c','!','%','2','!','c','!','%','3','!','c','!','%','1','!','c','!',0};
  65     static const WCHAR fmt_123lc[]   = {'%','1','!','l','c','!','%','2','!','l','c','!','%','3','!','l','c','!','%','1','!','l','c','!',0};
  66     static const WCHAR fmt_123wc[]   = {'%','1','!','w','c','!','%','2','!','w','c','!','%','3','!','w','c','!','%','1','!','w','c','!',0};
  67     static const WCHAR fmt_123C[]    = {'%','1','!','C','!','%','2','!','C','!','%','3','!','C','!','%','1','!','C','!',0};
  68     static const WCHAR fmt_123d[]    = {'%','1','!','d','!','%','2','!','d','!','%','3','!','d','!',0};
  69     static const WCHAR fmt_1s[]      = {'%','1','!','s','!',0};
  70     static const WCHAR fmt_s[]       = {'%','!','s','!',0};
  71     static const WCHAR fmt_ls[]      = {'%','!','l','s','!',0};
  72     static const WCHAR fmt_ws[]      = {'%','!','w','s','!',0};
  73     static const WCHAR fmt_S[]       = {'%','!','S','!',0};
  74     static const WCHAR fmt_14d[]     = {'%','1','!','4','d','!',0};
  75     static const WCHAR fmt_14x[]     = {'%','1','!','4','x','!',0};
  76     static const WCHAR fmt_14X[]     = {'%','1','!','4','X','!',0};
  77     static const WCHAR fmt_1_4X[]    = {'%','1','!','-','4','X','!',0};
  78     static const WCHAR fmt_1_4d[]    = {'%','1','!','-','4','d','!',0};
  79     static const WCHAR fmt_2pct[]    = {' ','%','%','%','%',' ',0};
  80     static const WCHAR fmt_2dot1d[]  = {' ', '%','.','%','.',' ',' ','%','1','!','d','!',0};
  81     static const WCHAR fmt_t0t[]     = {'t','e','s','t','%','0','t','e','s','t',0};
  82     static const WCHAR fmt_yah[]     = {'y','a','h','%','!','%','0',' ',' ',' ',0};
  83     static const WCHAR fmt_space[]   = {'%',' ','%',' ',' ',' ',0};
  84     static const WCHAR fmt_nrt[]     = {'%','n','%','r','%','t',0};
  85     static const WCHAR fmt_hi_lf[]   = {'h','i','\n',0};
  86     static const WCHAR fmt_hi_crlf[] = {'h','i','\r','\n',0};
  87     static const WCHAR fmt_cr[]      = {'\r',0};
  88     static const WCHAR fmt_crcrlf[]  = {'\r','\r','\n',0};
  89     static const WCHAR fmt_13s[]     = {'%','1','!','3','s','!',0};
  90     static const WCHAR fmt_1os[]     = {'%','1','!','*','s','!',0};
  91     static const WCHAR fmt_142u[]    = {'%','1','!','4','.','2','u','!',0};
  92     static const WCHAR fmt_1oou[]    = {'%','1','!','*','.','*','u','!',0};
  93     static const WCHAR fmt_1oou1oou[] = {'%','1','!','*','.','*','u','!',',','%','1','!','*','.','*','u','!',0};
  94     static const WCHAR fmt_1oou3oou[] = {'%','1','!','*','.','*','u','!',',','%','3','!','*','.','*','u','!',0};
  95     static const WCHAR fmt_1oou4oou[] = {'%','1','!','*','.','*','u','!',',','%','4','!','*','.','*','u','!',0};
  96
  97     static const WCHAR s_123d[]      = {'1','2','3',0};
  98     static const WCHAR s_14d[]       = {' ',' ',' ','1',0};
  99     static const WCHAR s_14x[]       = {' ',' ',' ','b',0};
 100     static const WCHAR s_14X[]       = {' ',' ',' ','B',0};
 101     static const WCHAR s_1_4X[]      = {'B',' ',' ',' ',0};
 102     static const WCHAR s_14d2[]      = {' ',' ','1','1',0};
 103     static const WCHAR s_1_4d[]      = {'1',' ',' ',' ',0};
 104     static const WCHAR s_1AB[]       = {' ','1','A','B',0};
 105     static const WCHAR s_2pct[]      = {' ','%','%',' ',0};
 106     static const WCHAR s_2dot147[]   = {' ','.','.',' ',' ','4','2','7',0};
 107     static const WCHAR s_yah[]       = {'y','a','h','!',0};
 108     static const WCHAR s_space[]     = {' ',' ',' ',' ',0};
 109     static const WCHAR s_nrt[]       = {'\r','\n','\r','\t',0};
 110     static const WCHAR s_hi_crlf[]   = {'h','i','\r','\n',0};
 111     static const WCHAR s_crlf[]      = {'\r','\n',0};
 112     static const WCHAR s_crlfcrlf[]  = {'\r','\n','\r','\n',0};
 113     static const WCHAR s_hi_sp[]     = {'h','i',' ',0};
 114     static const WCHAR s_sp[]        = {' ',0};
 115     static const WCHAR s_2sp[]       = {' ',' ',0};
 116     static const WCHAR s_spt[]       = {' ',' ','t',0};
 117     static const WCHAR s_sp3t[]      = {' ',' ',' ','t',0};
 118     static const WCHAR s_sp03[]      = {' ',' ','0','3',0};
 119     static const WCHAR s_sp001[]     = {' ',' ','0','0','1',0};
 120     static const WCHAR s_sp001002[]  = {' ',' ','0','0','1',',',' ','0','0','0','2',0};
 121     static const WCHAR s_sp001sp002[] = {' ',' ','0','0','1',',',' ',' ','0','0','0','2',0};
 122     static const WCHAR s_sp002sp001[] = {' ',' ','0','0','0','2',',',' ',' ','0','0','1',0};
 123     static const WCHAR s_sp002sp003[] = {' ',' ','0','0','0','2',',',' ','0','0','0','0','3',0};
 124     static const WCHAR s_sp001004[]   = {' ',' ','0','0','1',',','0','0','0','0','0','4',0};
 125     static const WCHAR s_null[]       = {'(','n','u','l','l',')',0};
 126
 127     static const WCHAR init_buf[] = {'x', 'x', 'x', 'x', 'x', 'x'};
 128     static const WCHAR broken_buf[] = {'t','e','s','t','x','x'};
 129
 130     WCHAR out[0x100] = {0};
 131     DWORD r, error;
 132
 133     /* the basics */
 134     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, test, 0,
 135         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 136     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 137     ok(r==4, "failed: r=%d\n", r);
 138
 139     /* null string, crashes on Windows */
 140     if (0)
 141     {
 142         SetLastError(0xdeadbeef);
 143         memcpy(out, init_buf, sizeof(init_buf));
 144         FormatMessageW(FORMAT_MESSAGE_FROM_STRING, NULL, 0,
 145             0, out, sizeof(out)/sizeof(WCHAR), NULL);
 146     }
 147
 148     /* empty string */
 149     SetLastError(0xdeadbeef);
 150     memcpy(out, init_buf, sizeof(init_buf));
 151     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, empty, 0,
 152         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 153     error = GetLastError();
 154     ok(!lstrcmpW(empty, out), "failed out=%s\n", wine_dbgstr_w(out));
 155     ok(r==0, "succeeded: r=%d\n", r);
 156     ok(error==0xdeadbeef, "last error %u\n", error);
 157
 158     /* format placeholder with no specifier */
 159     SetLastError(0xdeadbeef);
 160     memcpy(out, init_buf, sizeof(init_buf));
 161     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, fmt_null, 0,
 162         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 163     error = GetLastError();
 164     ok(!memcmp(out, init_buf, sizeof(init_buf)),
 165        "Expected the buffer to be unchanged\n");
 166     ok(r==0, "succeeded: r=%d\n", r);
 167     ok(error==ERROR_INVALID_PARAMETER, "last error %u\n", error);
 168
 169     /* test string with format placeholder with no specifier */
 170     SetLastError(0xdeadbeef);
 171     memcpy(out, init_buf, sizeof(init_buf));
 172     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, fmt_tnull, 0,
 173         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 174     error = GetLastError();
 175     ok(!memcmp(out, init_buf, sizeof(init_buf)) ||
 176        broken(!memcmp(out, broken_buf, sizeof(broken_buf))), /* W2K3+ */
 177        "Expected the buffer to be unchanged\n");
 178     ok(r==0, "succeeded: r=%d\n", r);
 179     ok(error==ERROR_INVALID_PARAMETER, "last error %u\n", error);
 180
 181     /* insertion with no variadic arguments */
 182     SetLastError(0xdeadbeef);
 183     memcpy(out, init_buf, sizeof(init_buf));
 184     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, fmt_1, 0,
 185         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 186     error = GetLastError();
 187     ok(!memcmp(out, init_buf, sizeof(init_buf)),
 188        "Expected the buffer to be unchanged\n");
 189     ok(r==0, "succeeded: r=%d\n", r);
 190     ok(error==ERROR_INVALID_PARAMETER, "last error %u\n", error);
 191
 192     SetLastError(0xdeadbeef);
 193     memcpy(out, init_buf, sizeof(init_buf));
 194     r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY, fmt_1, 0,
 195         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 196     error = GetLastError();
 197     ok(!memcmp(out, init_buf, sizeof(init_buf)),
 198        "Expected the buffer to be unchanged\n");
 199     ok(r==0, "succeeded: r=%d\n", r);
 200     ok(error==ERROR_INVALID_PARAMETER, "last error %u\n", error);
 201
 202     /* using the format feature */
 203     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1s, 0,
 204         0, out, sizeof(out)/sizeof(WCHAR), test);
 205     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 206     ok(r==4,"failed: r=%d\n", r);
 207
 208     /* no format */
 209     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1, 0,
 210         0, out, sizeof(out)/sizeof(WCHAR), test);
 211     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 212     ok(r==4,"failed: r=%d\n", r);
 213
 214     /* two pieces */
 215     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_12, 0,
 216         0, out, sizeof(out)/sizeof(WCHAR), te, st);
 217     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 218     ok(r==4,"failed: r=%d\n", r);
 219
 220     /* three pieces */
 221     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123, 0,
 222         0, out, sizeof(out)/sizeof(WCHAR), t, s, e);
 223     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 224     ok(r==4,"failed: r=%d\n", r);
 225
 226     /* s doesn't seem to work in format strings */
 227     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_s, 0,
 228         0, out, sizeof(out)/sizeof(WCHAR), test);
 229     ok(!lstrcmpW(&fmt_s[1], out), "failed out=%s\n", wine_dbgstr_w(out));
 230     ok(r==3, "failed: r=%d\n", r);
 231
 232     /* nor ls */
 233     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_ls, 0,
 234         0, out, sizeof(out)/sizeof(WCHAR), test);
 235     ok(!lstrcmpW(&fmt_ls[1], out), "failed out=%s\n", wine_dbgstr_w(out));
 236     ok(r==4, "failed: r=%d\n", r);
 237
 238     /* nor S */
 239     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_S, 0,
 240         0, out, sizeof(out)/sizeof(WCHAR), test);
 241     ok(!lstrcmpW(&fmt_S[1], out), "failed out=%s\n", wine_dbgstr_w(out));
 242     ok(r==3, "failed: r=%d\n", r);
 243
 244     /* nor ws */
 245     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_ws, 0,
 246         0, out, sizeof(out)/sizeof(WCHAR), test);
 247     ok(!lstrcmpW(&fmt_ws[1], out), "failed out=%s\n", wine_dbgstr_w(out));
 248     ok(r==4, "failed: r=%d\n", r);
 249
 250     /* as characters */
 251     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123c, 0,
 252         0, out, sizeof(out)/sizeof(WCHAR), 't', 'e', 's');
 253     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 254     ok(r==4,"failed: r=%d\n", r);
 255
 256     /* lc is unicode */
 257     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123lc, 0,
 258         0, out, sizeof(out)/sizeof(WCHAR), 't', 'e', 's');
 259     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 260     ok(r==4,"failed: r=%d\n", r);
 261
 262     /* wc is unicode */
 263     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123wc, 0,
 264         0, out, sizeof(out)/sizeof(WCHAR), 't', 'e', 's');
 265     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 266     ok(r==4,"failed: r=%d\n", r);
 267
 268     /* C is unicode */
 269     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123C, 0,
 270         0, out, sizeof(out)/sizeof(WCHAR), 't', 'e', 's');
 271     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 272     ok(r==4,"failed: r=%d\n", r);
 273
 274     /* some numbers */
 275     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_123d, 0,
 276         0, out, sizeof(out)/sizeof(WCHAR), 1, 2, 3);
 277     ok(!lstrcmpW(s_123d, out), "failed out=%s\n", wine_dbgstr_w(out));
 278     ok(r==3,"failed: r=%d\n", r);
 279
 280     /* a single digit with some spacing */
 281     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_14d, 0,
 282         0, out, sizeof(out)/sizeof(WCHAR), 1);
 283     ok(!lstrcmpW(s_14d, out), "failed out=%s\n", wine_dbgstr_w(out));
 284     ok(r==4,"failed: r=%d\n", r);
 285
 286     /* a single digit, left justified */
 287     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1_4d, 0,
 288         0, out, sizeof(out)/sizeof(CHAR), 1);
 289     ok(!lstrcmpW(s_1_4d, out), "failed out=%s\n", wine_dbgstr_w(out));
 290     ok(r==4,"failed: r=%d\n", r);
 291
 292     /* two digit decimal number */
 293     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_14d, 0,
 294         0, out, sizeof(out)/sizeof(WCHAR), 11);
 295     ok(!lstrcmpW(s_14d2, out), "failed out=%s\n", wine_dbgstr_w(out));
 296     ok(r==4,"failed: r=%d\n", r);
 297
 298     /* a hex number */
 299     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_14x, 0,
 300         0, out, sizeof(out)/sizeof(WCHAR), 11);
 301     ok(!lstrcmpW(s_14x, out), "failed out=%s\n", wine_dbgstr_w(out));
 302     ok(r==4,"failed: r=%d\n", r);
 303
 304     /* a hex number, upper case */
 305     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_14X, 0,
 306         0, out, sizeof(out)/sizeof(WCHAR), 11);
 307     ok(!lstrcmpW(s_14X, out), "failed out=%s\n", wine_dbgstr_w(out));
 308     ok(r==4,"failed: r=%d\n", r);
 309
 310     /* a hex number, upper case, left justified */
 311     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1_4X, 0,
 312         0, out, sizeof(out)/sizeof(WCHAR), 11);
 313     ok(!lstrcmpW(s_1_4X, out), "failed out=%s\n", wine_dbgstr_w(out));
 314     ok(r==4,"failed: r=%d\n", r);
 315
 316     /* a long hex number, upper case */
 317     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_14X, 0,
 318         0, out, sizeof(out)/sizeof(WCHAR), 0x1ab);
 319     ok(!lstrcmpW(s_1AB, out), "failed out=%s\n", wine_dbgstr_w(out));
 320     ok(r==4,"failed: r=%d\n", r);
 321
 322     /* two percent... */
 323     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_2pct, 0,
 324         0, out, sizeof(out)/sizeof(WCHAR));
 325     ok(!lstrcmpW(s_2pct, out), "failed out=%s\n", wine_dbgstr_w(out));
 326     ok(r==4,"failed: r=%d\n", r);
 327
 328     /* periods are special cases */
 329     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_2dot1d, 0,
 330         0, out, sizeof(out)/sizeof(WCHAR), 0x1ab);
 331     ok(!lstrcmpW(s_2dot147, out), "failed out=%s\n", wine_dbgstr_w(out));
 332     ok(r==8,"failed: r=%d\n", r);
 333
 334     /* %0 ends the line */
 335     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_t0t, 0,
 336         0, out, sizeof(out)/sizeof(WCHAR));
 337     ok(!lstrcmpW(test, out), "failed out=%s\n", wine_dbgstr_w(out));
 338     ok(r==4,"failed: r=%d\n", r);
 339
 340     /* %! prints an exclamation */
 341     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_yah, 0,
 342         0, out, sizeof(out)/sizeof(WCHAR));
 343     ok(!lstrcmpW(s_yah, out), "failed out=%s\n", wine_dbgstr_w(out));
 344     ok(r==4,"failed: r=%d\n", r);
 345
 346     /* %space */
 347     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_space, 0,
 348         0, out, sizeof(out)/sizeof(WCHAR));
 349     ok(!lstrcmpW(s_space, out), "failed out=%s\n", wine_dbgstr_w(out));
 350     ok(r==4,"failed: r=%d\n", r);
 351
 352     /* %n yields \r\n, %r yields \r, %t yields \t */
 353     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_nrt, 0,
 354         0, out, sizeof(out)/sizeof(WCHAR));
 355     ok(!lstrcmpW(s_nrt, out), "failed out=%s\n", wine_dbgstr_w(out));
 356     ok(r==4,"failed: r=%d\n", r);
 357
 358     /* line feed */
 359     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_hi_lf, 0,
 360         0, out, sizeof(out)/sizeof(WCHAR));
 361     ok(!lstrcmpW(s_hi_crlf, out), "failed out=%s\n", wine_dbgstr_w(out));
 362     ok(r==4,"failed: r=%d\n", r);
 363
 364     /* carriage return line feed */
 365     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_hi_crlf, 0,
 366         0, out, sizeof(out)/sizeof(WCHAR));
 367     ok(!lstrcmpW(s_hi_crlf, out), "failed out=%s\n", wine_dbgstr_w(out));
 368     ok(r==4,"failed: r=%d\n", r);
 369
 370     /* carriage return */
 371     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_cr, 0,
 372         0, out, sizeof(out)/sizeof(WCHAR));
 373     ok(!lstrcmpW(s_crlf, out), "failed out=%s\n", wine_dbgstr_w(out));
 374     ok(r==2,"failed: r=%d\n", r);
 375
 376     /* double carriage return line feed */
 377     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_crcrlf, 0,
 378         0, out, sizeof(out)/sizeof(WCHAR));
 379     ok(!lstrcmpW(s_crlfcrlf, out), "failed out=%s\n", wine_dbgstr_w(out));
 380     ok(r==4,"failed: r=%d\n", r);
 381
 382     /* null string as argument */
 383     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1, 0,
 384         0, out, sizeof(out)/sizeof(WCHAR), NULL);
 385     ok(!lstrcmpW(s_null, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 386     ok(r==6,"failed: r=%d\n",r);
 387
 388     /* precision and width */
 389
 390     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_13s,
 391               0, 0, out, sizeof(out)/sizeof(WCHAR), t );
 392     ok(!lstrcmpW(s_spt, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 393     ok(r==3, "failed: r=%d\n",r);
 394     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1os,
 395               0, 0, out, sizeof(out)/sizeof(WCHAR), 4, t );
 396     ok(!lstrcmpW( s_sp3t, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 397     ok(r==4,"failed: r=%d\n",r);
 398     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_142u,
 399               0, 0, out, sizeof(out)/sizeof(WCHAR), 3 );
 400     ok(!lstrcmpW( s_sp03, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 401     ok(r==4,"failed: r=%d\n",r);
 402     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1oou,
 403               0, 0, out, sizeof(out)/sizeof(WCHAR), 5, 3, 1 );
 404     ok(!lstrcmpW( s_sp001, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 405     ok(r==5,"failed: r=%d\n",r);
 406     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1oou1oou,
 407               0, 0, out, sizeof(out)/sizeof(WCHAR), 5, 3, 1, 4, 2 );
 408     ok(!lstrcmpW( s_sp001002, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 409     ok(r==11,"failed: r=%d\n",r);
 410     r = doitW(FORMAT_MESSAGE_FROM_STRING, fmt_1oou3oou,
 411               0, 0, out, sizeof(out)/sizeof(WCHAR), 5, 3, 1, 6, 4, 2 );
 412     ok(!lstrcmpW( s_sp001sp002, out) ||
 413        broken(!lstrcmpW(s_sp001004, out)), /* NT4/Win2k */
 414        "failed out=[%s]\n", wine_dbgstr_w(out));
 415     ok(r==12,"failed: r=%d\n",r);
 416     /* args are not counted the same way with an argument array */
 417     {
 418         ULONG_PTR args[] = { 6, 4, 2, 5, 3, 1 };
 419         r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY, fmt_1oou1oou,
 420                            0, 0, out, sizeof(out)/sizeof(WCHAR), (__ms_va_list *)args );
 421         ok(!lstrcmpW(s_sp002sp003, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 422         ok(r==13,"failed: r=%d\n",r);
 423         r = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY, fmt_1oou4oou,
 424                            0, 0, out, sizeof(out)/sizeof(WCHAR), (__ms_va_list *)args );
 425         ok(!lstrcmpW(s_sp002sp001, out),"failed out=[%s]\n", wine_dbgstr_w(out));
 426         ok(r==12,"failed: r=%d\n",r);
 427     }
 428
 429     /* change of pace... test the low byte of dwflags */
 430
 431     /* line feed */
 432     r = doitW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_hi_lf, 0,
 433         0, out, sizeof(out)/sizeof(WCHAR));
 434     ok(!lstrcmpW(s_hi_sp, out), "failed out=%s\n", wine_dbgstr_w(out));
 435     ok(r==3,"failed: r=%d\n", r);
 436
 437     /* carriage return line feed */
 438     r = doitW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_hi_crlf, 0,
 439         0, out, sizeof(out)/sizeof(WCHAR));
 440     ok(!lstrcmpW(s_hi_sp, out), "failed out=%s\n", wine_dbgstr_w(out));
 441     ok(r==3,"failed: r=%d\n", r);
 442
 443     /* carriage return */
 444     r = doitW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_cr, 0,
 445         0, out, sizeof(out)/sizeof(WCHAR));
 446     ok(!lstrcmpW(s_sp, out), "failed out=%s\n", wine_dbgstr_w(out));
 447     ok(r==1,"failed: r=%d\n", r);
 448
 449     /* double carriage return line feed */
 450     r = doitW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_crcrlf, 0,
 451         0, out, sizeof(out)/sizeof(WCHAR));
 452     ok(!lstrcmpW(s_2sp, out), "failed out=%s\n", wine_dbgstr_w(out));
 453     ok(r==2,"failed: r=%d\n", r);
 454 }
 455
 456 static void test_message_from_string(void)
 457 {
 458     CHAR out[0x100] = {0};
 459     DWORD r;
 460     static const char init_buf[] = {'x', 'x', 'x', 'x', 'x', 'x'};
 461     static const WCHAR szwTest[] = { 't','e','s','t',0};
 462
 463     /* the basics */
 464     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test", 0,
 465         0, out, sizeof(out)/sizeof(CHAR),NULL);
 466     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 467     ok(r==4,"failed: r=%d\n",r);
 468
 469     /* null string, crashes on Windows */
 470     if (0)
 471     {
 472         SetLastError(0xdeadbeef);
 473         memcpy(out, init_buf, sizeof(init_buf));
 474         FormatMessageA(FORMAT_MESSAGE_FROM_STRING, NULL, 0,
 475             0, out, sizeof(out)/sizeof(CHAR), NULL);
 476     }
 477
 478     /* empty string */
 479     SetLastError(0xdeadbeef);
 480     memcpy(out, init_buf, sizeof(init_buf));
 481     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "", 0,
 482         0, out, sizeof(out)/sizeof(CHAR), NULL);
 483     ok(!memcmp(out, init_buf, sizeof(init_buf)), "Expected the buffer to be untouched\n");
 484     ok(r==0, "succeeded: r=%d\n", r);
 485     ok(GetLastError()==0xdeadbeef,
 486        "last error %u\n", GetLastError());
 487
 488     /* format placeholder with no specifier */
 489     SetLastError(0xdeadbeef);
 490     memcpy(out, init_buf, sizeof(init_buf));
 491     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "%", 0,
 492         0, out, sizeof(out)/sizeof(CHAR), NULL);
 493     ok(!memcmp(out, init_buf, sizeof(init_buf)),
 494        "Expected the buffer to be untouched\n");
 495     ok(r==0, "succeeded: r=%d\n", r);
 496     ok(GetLastError()==ERROR_INVALID_PARAMETER,
 497        "last error %u\n", GetLastError());
 498
 499     /* test string with format placeholder with no specifier */
 500     SetLastError(0xdeadbeef);
 501     memcpy(out, init_buf, sizeof(init_buf));
 502     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test%", 0,
 503         0, out, sizeof(out)/sizeof(CHAR), NULL);
 504     ok(!memcmp(out, init_buf, sizeof(init_buf)),
 505        "Expected the buffer to be untouched\n");
 506     ok(r==0, "succeeded: r=%d\n", r);
 507     ok(GetLastError()==ERROR_INVALID_PARAMETER,
 508        "last error %u\n", GetLastError());
 509
 510     /* insertion with no variadic arguments */
 511     SetLastError(0xdeadbeef);
 512     memcpy(out, init_buf, sizeof(init_buf));
 513     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "%1", 0,
 514         0, out, sizeof(out)/sizeof(CHAR), NULL);
 515     ok(!memcmp(out, init_buf, sizeof(init_buf)), "Expected the buffer to be untouched\n");
 516     ok(r==0, "succeeded: r=%d\n", r);
 517     ok(GetLastError()==ERROR_INVALID_PARAMETER, "last error %u\n", GetLastError());
 518
 519     SetLastError(0xdeadbeef);
 520     memcpy(out, init_buf, sizeof(init_buf));
 521     r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY, "%1", 0,
 522         0, out, sizeof(out)/sizeof(CHAR), NULL);
 523     ok(!memcmp(out, init_buf, sizeof(init_buf)), "Expected the buffer to be untouched\n");
 524     ok(r==0, "succeeded: r=%d\n", r);
 525     ok(GetLastError()==ERROR_INVALID_PARAMETER, "last error %u\n", GetLastError());
 526
 527     /* using the format feature */
 528     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!s!", 0,
 529         0, out, sizeof(out)/sizeof(CHAR), "test");
 530     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 531     ok(r==4,"failed: r=%d\n",r);
 532
 533     /* no format */
 534     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1", 0,
 535         0, out, sizeof(out)/sizeof(CHAR), "test");
 536     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 537     ok(r==4,"failed: r=%d\n",r);
 538
 539     /* two pieces */
 540     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1%2", 0,
 541         0, out, sizeof(out)/sizeof(CHAR), "te","st");
 542     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 543     ok(r==4,"failed: r=%d\n",r);
 544
 545     /* three pieces */
 546     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1%3%2%1", 0,
 547         0, out, sizeof(out)/sizeof(CHAR), "t","s","e");
 548     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 549     ok(r==4,"failed: r=%d\n",r);
 550
 551     /* s doesn't seem to work in format strings */
 552     r = doit(FORMAT_MESSAGE_FROM_STRING, "%!s!", 0,
 553         0, out, sizeof(out)/sizeof(CHAR), "test");
 554     ok(!strcmp("!s!", out),"failed out=[%s]\n",out);
 555     ok(r==3,"failed: r=%d\n",r);
 556
 557     /* ls is unicode */
 558     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!ls!", 0,
 559         0, out, sizeof(out)/sizeof(CHAR), szwTest);
 560     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 561     ok(r==4,"failed: r=%d\n",r);
 562
 563     /* S is unicode */
 564     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!S!", 0,
 565         0, out, sizeof(out)/sizeof(CHAR), szwTest);
 566     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 567     ok(r==4,"failed: r=%d\n",r);
 568
 569     /* ws is unicode */
 570     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!ws!", 0,
 571         0, out, sizeof(out)/sizeof(CHAR), szwTest);
 572     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 573     ok(r==4,"failed: r=%d\n",r);
 574
 575     /* as characters */
 576     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!c!%2!c!%3!c!%1!c!", 0,
 577         0, out, sizeof(out)/sizeof(CHAR), 't','e','s');
 578     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 579     ok(r==4,"failed: r=%d\n",r);
 580
 581     /* lc is unicode */
 582     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!lc!%2!lc!%3!lc!%1!lc!", 0,
 583         0, out, sizeof(out)/sizeof(CHAR), 't','e','s');
 584     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 585     ok(r==4,"failed: r=%d\n",r);
 586
 587     /* wc is unicode */
 588     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!wc!%2!wc!%3!wc!%1!wc!", 0,
 589         0, out, sizeof(out)/sizeof(CHAR), 't','e','s');
 590     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 591     ok(r==4,"failed: r=%d\n",r);
 592
 593     /* C is unicode */
 594     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!C!%2!C!%3!C!%1!C!", 0,
 595         0, out, sizeof(out)/sizeof(CHAR), 't','e','s');
 596     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 597     ok(r==4,"failed: r=%d\n",r);
 598
 599     /* some numbers */
 600     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!d!%2!d!%3!d!", 0,
 601         0, out, sizeof(out)/sizeof(CHAR), 1,2,3);
 602     ok(!strcmp("123", out),"failed out=[%s]\n",out);
 603     ok(r==3,"failed: r=%d\n",r);
 604
 605     /* a single digit with some spacing */
 606     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4d!", 0,
 607         0, out, sizeof(out)/sizeof(CHAR), 1);
 608     ok(!strcmp("   1", out),"failed out=[%s]\n",out);
 609     ok(r==4,"failed: r=%d\n",r);
 610
 611     /* a single digit, left justified */
 612     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!-4d!", 0,
 613         0, out, sizeof(out)/sizeof(CHAR), 1);
 614     ok(!strcmp("1   ", out),"failed out=[%s]\n",out);
 615     ok(r==4,"failed: r=%d\n",r);
 616
 617     /* two digit decimal number */
 618     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4d!", 0,
 619         0, out, sizeof(out)/sizeof(CHAR), 11);
 620     ok(!strcmp("  11", out),"failed out=[%s]\n",out);
 621     ok(r==4,"failed: r=%d\n",r);
 622
 623     /* a hex number */
 624     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4x!", 0,
 625         0, out, sizeof(out)/sizeof(CHAR), 11);
 626     ok(!strcmp("   b", out),"failed out=[%s]\n",out);
 627     ok(r==4,"failed: r=%d\n",r);
 628
 629     /* a hex number, upper case */
 630     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4X!", 0,
 631         0, out, sizeof(out)/sizeof(CHAR), 11);
 632     ok(!strcmp("   B", out),"failed out=[%s]\n",out);
 633     ok(r==4,"failed: r=%d\n",r);
 634
 635     /* a hex number, upper case, left justified */
 636     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!-4X!", 0,
 637         0, out, sizeof(out)/sizeof(CHAR), 11);
 638     ok(!strcmp("B   ", out),"failed out=[%s]\n",out);
 639     ok(r==4,"failed: r=%d\n",r);
 640
 641     /* a long hex number, upper case */
 642     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4X!", 0,
 643         0, out, sizeof(out)/sizeof(CHAR), 0x1ab);
 644     ok(!strcmp(" 1AB", out),"failed out=[%s]\n",out);
 645     ok(r==4,"failed: r=%d\n",r);
 646
 647     /* two percent... */
 648     r = doit(FORMAT_MESSAGE_FROM_STRING, " %%%% ", 0,
 649         0, out, sizeof(out)/sizeof(CHAR));
 650     ok(!strcmp(" %% ", out),"failed out=[%s]\n",out);
 651     ok(r==4,"failed: r=%d\n",r);
 652
 653     /* periods are special cases */
 654     r = doit(FORMAT_MESSAGE_FROM_STRING, " %.%. %1!d!", 0,
 655         0, out, sizeof(out)/sizeof(CHAR), 0x1ab);
 656     ok(!strcmp(" .. 427", out),"failed out=[%s]\n",out);
 657     ok(r==7,"failed: r=%d\n",r);
 658
 659     /* %0 ends the line */
 660     r = doit(FORMAT_MESSAGE_FROM_STRING, "test%0test", 0,
 661         0, out, sizeof(out)/sizeof(CHAR));
 662     ok(!strcmp("test", out),"failed out=[%s]\n",out);
 663     ok(r==4,"failed: r=%d\n",r);
 664
 665     /* %! prints an exclamation */
 666     r = doit(FORMAT_MESSAGE_FROM_STRING, "yah%!%0   ", 0,
 667         0, out, sizeof(out)/sizeof(CHAR));
 668     ok(!strcmp("yah!", out),"failed out=[%s]\n",out);
 669     ok(r==4,"failed: r=%d\n",r);
 670
 671     /* %space */
 672     r = doit(FORMAT_MESSAGE_FROM_STRING, "% %   ", 0,
 673         0, out, sizeof(out)/sizeof(CHAR));
 674     ok(!strcmp("    ", out),"failed out=[%s]\n",out);
 675     ok(r==4,"failed: r=%d\n",r);
 676
 677     /* %n yields \r\n, %r yields \r, %t yields \t */
 678     r = doit(FORMAT_MESSAGE_FROM_STRING, "%n%r%t", 0,
 679         0, out, sizeof(out)/sizeof(CHAR));
 680     ok(!strcmp("\r\n\r\t", out),"failed out=[%s]\n",out);
 681     ok(r==4,"failed: r=%d\n",r);
 682
 683     /* line feed */
 684     r = doit(FORMAT_MESSAGE_FROM_STRING, "hi\n", 0,
 685         0, out, sizeof(out)/sizeof(CHAR));
 686     ok(!strcmp("hi\r\n", out),"failed out=[%s]\n",out);
 687     ok(r==4,"failed: r=%d\n",r);
 688
 689     /* carriage return line feed */
 690     r = doit(FORMAT_MESSAGE_FROM_STRING, "hi\r\n", 0,
 691         0, out, sizeof(out)/sizeof(CHAR));
 692     ok(!strcmp("hi\r\n", out),"failed out=[%s]\n",out);
 693     ok(r==4,"failed: r=%d\n",r);
 694
 695     /* carriage return */
 696     r = doit(FORMAT_MESSAGE_FROM_STRING, "\r", 0,
 697         0, out, sizeof(out)/sizeof(CHAR));
 698     ok(!strcmp("\r\n", out),"failed out=[%s]\n",out);
 699     ok(r==2,"failed: r=%d\n",r);
 700
 701     /* double carriage return line feed */
 702     r = doit(FORMAT_MESSAGE_FROM_STRING, "\r\r\n", 0,
 703         0, out, sizeof(out)/sizeof(CHAR));
 704     ok(!strcmp("\r\n\r\n", out),"failed out=[%s]\n",out);
 705     ok(r==4,"failed: r=%d\n",r);
 706
 707     /* null string as argument */
 708     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1", 0,
 709         0, out, sizeof(out)/sizeof(CHAR), NULL);
 710     ok(!strcmp("(null)", out),"failed out=[%s]\n",out);
 711     ok(r==6,"failed: r=%d\n",r);
 712
 713     /* precision and width */
 714
 715     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!3s!",
 716              0, 0, out, sizeof(out), "t" );
 717     ok(!strcmp("  t", out),"failed out=[%s]\n",out);
 718     ok(r==3, "failed: r=%d\n",r);
 719     r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!*s!",
 720              0, 0, out, sizeof(out), 4, "t");
 721     if (!strcmp("*s",out)) win_skip( "width/precision not supported\n" );
 722     else
 723     {
 724         ok(!strcmp( "   t", out),"failed out=[%s]\n",out);
 725         ok(r==4,"failed: r=%d\n",r);
 726         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!4.2u!",
 727                  0, 0, out, sizeof(out), 3 );
 728         ok(!strcmp( "  03", out),"failed out=[%s]\n",out);
 729         ok(r==4,"failed: r=%d\n",r);
 730         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!*.*u!",
 731                  0, 0, out, sizeof(out), 5, 3, 1 );
 732         ok(!strcmp( "  001", out),"failed out=[%s]\n",out);
 733         ok(r==5,"failed: r=%d\n",r);
 734         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!*.*u!,%1!*.*u!",
 735                  0, 0, out, sizeof(out), 5, 3, 1, 4, 2 );
 736         ok(!strcmp( "  001, 0002", out),"failed out=[%s]\n",out);
 737         ok(r==11,"failed: r=%d\n",r);
 738         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!*.*u!,%3!*.*u!",
 739                  0, 0, out, sizeof(out), 5, 3, 1, 6, 4, 2 );
 740         /* older Win versions marked as broken even though this is arguably the correct behavior */
 741         /* but the new (brain-damaged) behavior is specified on MSDN */
 742         ok(!strcmp( "  001,  0002", out) ||
 743            broken(!strcmp("  001,000004", out)), /* NT4/Win2k */
 744            "failed out=[%s]\n",out);
 745         ok(r==12,"failed: r=%d\n",r);
 746         /* args are not counted the same way with an argument array */
 747         {
 748             ULONG_PTR args[] = { 6, 4, 2, 5, 3, 1 };
 749             r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY,
 750                                "%1!*.*u!,%1!*.*u!", 0, 0, out, sizeof(out), (__ms_va_list *)args );
 751             ok(!strcmp("  0002, 00003", out),"failed out=[%s]\n",out);
 752             ok(r==13,"failed: r=%d\n",r);
 753             r = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ARGUMENT_ARRAY,
 754                                "%1!*.*u!,%4!*.*u!", 0, 0, out, sizeof(out), (__ms_va_list *)args );
 755             ok(!strcmp("  0002,  001", out),"failed out=[%s]\n",out);
 756             ok(r==12,"failed: r=%d\n",r);
 757         }
 758     }
 759
 760     /* change of pace... test the low byte of dwflags */
 761
 762     /* line feed */
 763     r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\n", 0,
 764         0, out, sizeof(out)/sizeof(CHAR));
 765     ok(!strcmp("hi ", out), "failed out=[%s]\n",out);
 766     ok(r==3, "failed: r=%d\n",r);
 767
 768     /* carriage return line feed */
 769     r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\r\n", 0,
 770         0, out, sizeof(out)/sizeof(CHAR));
 771     ok(!strcmp("hi ", out),"failed out=[%s]\n",out);
 772     ok(r==3,"failed: r=%d\n",r);
 773
 774     /* carriage return */
 775     r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r", 0,
 776         0, out, sizeof(out)/sizeof(CHAR));
 777     ok(!strcmp(" ", out),"failed out=[%s]\n",out);
 778     ok(r==1,"failed: r=%d\n",r);
 779
 780     /* double carriage return line feed */
 781     r = doit(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r\r\n", 0,
 782         0, out, sizeof(out)/sizeof(CHAR));
 783     ok(!strcmp("  ", out),"failed out=[%s]\n",out);
 784     ok(r==2,"failed: r=%d\n",r);
 785 }
 786
 787 static void test_message_ignore_inserts(void)
 788 {
 789     static const char init_buf[] = {'x', 'x', 'x', 'x', 'x'};
 790
 791     DWORD ret;
 792     CHAR out[256];
 793
 794     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "test", 0, 0, out,
 795                          sizeof(out)/sizeof(CHAR), NULL);
 796     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 797     ok(!strcmp("test", out), "Expected output string \"test\", got %s\n", out);
 798
 799     /* The %0 escape sequence is handled. */
 800     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "test%0", 0, 0, out,
 801                          sizeof(out)/sizeof(CHAR), NULL);
 802     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 803     ok(!strcmp("test", out), "Expected output string \"test\", got %s\n", out);
 804
 805     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "test%0test", 0, 0, out,
 806                          sizeof(out)/sizeof(CHAR), NULL);
 807     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 808     ok(!strcmp("test", out), "Expected output string \"test\", got %s\n", out);
 809
 810     /* While FormatMessageA returns 0 in this case, no last error code is set. */
 811     SetLastError(0xdeadbeef);
 812     memcpy(out, init_buf, sizeof(init_buf));
 813     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "%0test", 0, 0, out,
 814                          sizeof(out)/sizeof(CHAR), NULL);
 815     ok(ret == 0, "Expected FormatMessageA to return 0, got %d\n", ret);
 816     ok(!memcmp(out, init_buf, sizeof(init_buf)), "Expected the output buffer to be untouched\n");
 817     ok(GetLastError() == 0xdeadbeef, "Expected GetLastError() to return 0xdeadbeef, got %u\n", GetLastError());
 818
 819     /* Insert sequences are ignored. */
 820     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "test%1%2!*.*s!%99", 0, 0, out,
 821                          sizeof(out)/sizeof(CHAR), NULL);
 822     ok(ret == 17, "Expected FormatMessageA to return 17, got %d\n", ret);
 823     ok(!strcmp("test%1%2!*.*s!%99", out), "Expected output string \"test%%1%%2!*.*s!%%99\", got %s\n", out);
 824
 825     /* Only the "%n", "%r", and "%t" escape sequences are processed. */
 826     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "%%% %.%!", 0, 0, out,
 827                          sizeof(out)/sizeof(CHAR), NULL);
 828     ok(ret == 8, "Expected FormatMessageA to return 8, got %d\n", ret);
 829     ok(!strcmp("%%% %.%!", out), "Expected output string \"%%%%%% %%.%%!\", got %s\n", out);
 830
 831     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "%n%r%t", 0, 0, out,
 832                          sizeof(out)/sizeof(CHAR), NULL);
 833     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 834     ok(!strcmp("\r\n\r\t", out), "Expected output string \"\\r\\n\\r\\t\", got %s\n", out);
 835
 836     /* CRLF characters are processed normally. */
 837     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "hi\n", 0, 0, out,
 838                          sizeof(out)/sizeof(CHAR), NULL);
 839     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 840     ok(!strcmp("hi\r\n", out), "Expected output string \"hi\\r\\n\", got %s\n", out);
 841
 842     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "hi\r\n", 0, 0, out,
 843                          sizeof(out)/sizeof(CHAR), NULL);
 844     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 845     ok(!strcmp("hi\r\n", out), "Expected output string \"hi\\r\\n\", got %s\n", out);
 846
 847     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "\r", 0, 0, out,
 848                          sizeof(out)/sizeof(CHAR), NULL);
 849     ok(ret == 2, "Expected FormatMessageA to return 2, got %d\n", ret);
 850     ok(!strcmp("\r\n", out), "Expected output string \"\\r\\n\", got %s\n", out);
 851
 852     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, "\r\r\n", 0, 0, out,
 853                          sizeof(out)/sizeof(CHAR), NULL);
 854     ok(ret == 4, "Expected FormatMessageA to return 4, got %d\n", ret);
 855     ok(!strcmp("\r\n\r\n", out), "Expected output string \"\\r\\n\\r\\n\", got %s\n", out);
 856
 857     /* The width parameter is handled the same also. */
 858     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 859                          FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\n", 0, 0, out,
 860                          sizeof(out)/sizeof(CHAR), NULL);
 861     ok(!strcmp("hi ", out), "Expected output string \"hi \", got %s\n", out);
 862     ok(ret == 3, "Expected FormatMessageA to return 3, got %d\n", ret);
 863
 864     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 865                          FORMAT_MESSAGE_MAX_WIDTH_MASK, "hi\r\n", 0, 0, out,
 866                          sizeof(out)/sizeof(CHAR), NULL);
 867     ok(ret == 3, "Expected FormatMessageA to return 3, got %d\n", ret);
 868     ok(!strcmp("hi ", out), "Expected output string \"hi \", got %s\n", out);
 869
 870     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 871                          FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r", 0, 0, out,
 872                          sizeof(out)/sizeof(CHAR), NULL);
 873     ok(ret == 1, "Expected FormatMessageA to return 1, got %d\n", ret);
 874     ok(!strcmp(" ", out), "Expected output string \" \", got %s\n", out);
 875
 876     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 877                          FORMAT_MESSAGE_MAX_WIDTH_MASK, "\r\r\n", 0, 0, out,
 878                          sizeof(out)/sizeof(CHAR), NULL);
 879     ok(ret == 2, "Expected FormatMessageA to return 2, got %d\n", ret);
 880     ok(!strcmp("  ", out), "Expected output string \"  \", got %s\n", out);
 881 }
 882
 883 static void test_message_ignore_inserts_wide(void)
 884 {
 885     static const WCHAR test[] = {'t','e','s','t',0};
 886     static const WCHAR empty[] = {0};
 887     static const WCHAR fmt_t0[] = {'t','e','s','t','%','0',0};
 888     static const WCHAR fmt_t0t[] = {'t','e','s','t','%','0','t','e','s','t',0};
 889     static const WCHAR fmt_0t[] = {'%','0','t','e','s','t',0};
 890     static const WCHAR fmt_t12oos99[] = {'t','e','s','t','%','1','%','2','!','*','.','*','s','!','%','9','9',0};
 891     static const WCHAR fmt_pctspacedot[] = {'%','%','%',' ','%','.','%','!',0};
 892     static const WCHAR fmt_nrt[] = {'%','n','%','r','%','t',0};
 893     static const WCHAR fmt_hi_lf[]   = {'h','i','\n',0};
 894     static const WCHAR fmt_hi_crlf[] = {'h','i','\r','\n',0};
 895     static const WCHAR fmt_cr[]      = {'\r',0};
 896     static const WCHAR fmt_crcrlf[]  = {'\r','\r','\n',0};
 897
 898     static const WCHAR s_nrt[] = {'\r','\n','\r','\t',0};
 899     static const WCHAR s_hi_crlf[] = {'h','i','\r','\n',0};
 900     static const WCHAR s_crlf[] = {'\r','\n',0};
 901     static const WCHAR s_crlfcrlf[] = {'\r','\n','\r','\n',0};
 902     static const WCHAR s_hi_sp[] = {'h','i',' ',0};
 903     static const WCHAR s_sp[] = {' ',0};
 904     static const WCHAR s_2sp[] = {' ',' ',0};
 905
 906     DWORD ret;
 907     WCHAR out[256];
 908
 909     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, test, 0, 0, out,
 910                          sizeof(out)/sizeof(WCHAR), NULL);
 911     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 912     ok(!lstrcmpW(test, out), "Expected output string \"test\", got %s\n", wine_dbgstr_w(out));
 913
 914     /* The %0 escape sequence is handled. */
 915     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_t0, 0, 0, out,
 916                          sizeof(out)/sizeof(WCHAR), NULL);
 917     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 918     ok(!lstrcmpW(test, out), "Expected output string \"test\", got %s\n", wine_dbgstr_w(out));
 919
 920     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_t0t, 0, 0, out,
 921                          sizeof(out)/sizeof(WCHAR), NULL);
 922     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 923     ok(!lstrcmpW(test, out), "Expected output string \"test\", got %s\n", wine_dbgstr_w(out));
 924
 925     /* While FormatMessageA returns 0 in this case, no last error code is set. */
 926     SetLastError(0xdeadbeef);
 927     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_0t, 0, 0, out,
 928                          sizeof(out)/sizeof(WCHAR), NULL);
 929     ok(ret == 0, "Expected FormatMessageW to return 0, got %d\n", ret);
 930     ok(!lstrcmpW(empty, out), "Expected the output buffer to be the empty string, got %s\n", wine_dbgstr_w(out));
 931     ok(GetLastError() == 0xdeadbeef, "Expected GetLastError() to return 0xdeadbeef, got %u\n", GetLastError());
 932
 933     /* Insert sequences are ignored. */
 934     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_t12oos99, 0, 0, out,
 935                          sizeof(out)/sizeof(WCHAR), NULL);
 936     ok(ret == 17, "Expected FormatMessageW to return 17, got %d\n", ret);
 937     ok(!lstrcmpW(fmt_t12oos99, out), "Expected output string \"test%%1%%2!*.*s!%%99\", got %s\n", wine_dbgstr_w(out));
 938
 939     /* Only the "%n", "%r", and "%t" escape sequences are processed. */
 940     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_pctspacedot, 0, 0, out,
 941                          sizeof(out)/sizeof(WCHAR), NULL);
 942     ok(ret == 8, "Expected FormatMessageW to return 8, got %d\n", ret);
 943     ok(!lstrcmpW(fmt_pctspacedot, out), "Expected output string \"%%%%%% %%.%%!\", got %s\n", wine_dbgstr_w(out));
 944
 945     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_nrt, 0, 0, out,
 946                          sizeof(out)/sizeof(WCHAR), NULL);
 947     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 948     ok(!lstrcmpW(s_nrt, out), "Expected output string \"\\r\\n\\r\\t\", got %s\n", wine_dbgstr_w(out));
 949
 950     /* CRLF characters are processed normally. */
 951     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_hi_lf, 0, 0, out,
 952                          sizeof(out)/sizeof(WCHAR), NULL);
 953     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 954     ok(!lstrcmpW(s_hi_crlf, out), "Expected output string \"hi\\r\\n\", got %s\n", wine_dbgstr_w(out));
 955
 956     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_hi_crlf, 0, 0, out,
 957                          sizeof(out)/sizeof(WCHAR), NULL);
 958     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 959     ok(!lstrcmpW(s_hi_crlf, out), "Expected output string \"hi\\r\\n\", got %s\n", wine_dbgstr_w(out));
 960
 961     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_cr, 0, 0, out,
 962                          sizeof(out)/sizeof(WCHAR), NULL);
 963     ok(ret == 2, "Expected FormatMessageW to return 2, got %d\n", ret);
 964     ok(!lstrcmpW(s_crlf, out), "Expected output string \"\\r\\n\", got %s\n", wine_dbgstr_w(out));
 965
 966     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS, fmt_crcrlf, 0, 0, out,
 967                          sizeof(out)/sizeof(WCHAR), NULL);
 968     ok(ret == 4, "Expected FormatMessageW to return 4, got %d\n", ret);
 969     ok(!lstrcmpW(s_crlfcrlf, out), "Expected output string \"\\r\\n\\r\\n\", got %s\n", wine_dbgstr_w(out));
 970
 971     /* The width parameter is handled the same also. */
 972     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 973                          FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_hi_lf, 0, 0, out,
 974                          sizeof(out)/sizeof(WCHAR), NULL);
 975     ok(ret == 3, "Expected FormatMessageW to return 3, got %d\n", ret);
 976     ok(!lstrcmpW(s_hi_sp, out), "Expected output string \"hi \", got %s\n", wine_dbgstr_w(out));
 977
 978     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 979                          FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_hi_crlf, 0, 0, out,
 980                          sizeof(out)/sizeof(WCHAR), NULL);
 981     ok(ret == 3, "Expected FormatMessageW to return 3, got %d\n", ret);
 982     ok(!lstrcmpW(s_hi_sp, out), "Expected output string \"hi \", got %s\n", wine_dbgstr_w(out));
 983
 984     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 985                          FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_cr, 0, 0, out,
 986                          sizeof(out)/sizeof(WCHAR), NULL);
 987     ok(ret == 1, "Expected FormatMessageW to return 1, got %d\n", ret);
 988     ok(!lstrcmpW(s_sp, out), "Expected output string \" \", got %s\n", wine_dbgstr_w(out));
 989
 990     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS |
 991                          FORMAT_MESSAGE_MAX_WIDTH_MASK, fmt_crcrlf, 0, 0, out,
 992                          sizeof(out)/sizeof(WCHAR), NULL);
 993     ok(ret == 2, "Expected FormatMessageW to return 2, got %d\n", ret);
 994     ok(!lstrcmpW(s_2sp, out), "Expected output string \"  \", got %s\n", wine_dbgstr_w(out));
 995 }
 996
 997 static void test_message_wrap(void)
 998 {
 999     DWORD ret;
1000     int i;
1001     CHAR in[300], out[300], ref[300];
1002
1003     /* No need for wrapping */
1004     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 20,
1005                          "short long line", 0, 0, out, sizeof(out), NULL);
1006     ok(ret == 15, "Expected FormatMessageW to return 15, got %d\n", ret);
1007     ok(!strcmp("short long line", out),"failed out=[%s]\n",out);
1008
1009     /* Wrap the last word */
1010     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1011                          "short long line", 0, 0, out, sizeof(out), NULL);
1012     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1013     ok(!strcmp("short long\r\nline", out),"failed out=[%s]\n",out);
1014
1015     /* Wrap the very last word */
1016     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 20,
1017                          "short long long line", 0, 0, out, sizeof(out), NULL);
1018     ok(ret == 21, "Expected FormatMessageW to return 21, got %d\n", ret);
1019     ok(!strcmp("short long long\r\nline", out),"failed out=[%s]\n",out);
1020
1021     /* Strictly less than 10 characters per line! */
1022     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 10,
1023                          "short long line", 0, 0, out, sizeof(out), NULL);
1024     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1025     ok(!strcmp("short\r\nlong line", out),"failed out=[%s]\n",out);
1026
1027     /* Handling of duplicate spaces */
1028     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 16,
1029                          "short long    line", 0, 0, out, sizeof(out), NULL);
1030     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1031     ok(!strcmp("short long\r\nline", out),"failed out=[%s]\n",out);
1032
1033     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 16,
1034                          "short long    wordlongerthanaline", 0, 0, out, sizeof(out), NULL);
1035     ok(ret == 33, "Expected FormatMessageW to return 33, got %d\n", ret);
1036     ok(!strcmp("short long\r\nwordlongerthanal\r\nine", out),"failed out=[%s]\n",out);
1037
1038     /* Breaking in the middle of spaces */
1039     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 12,
1040                          "short long    line", 0, 0, out, sizeof(out), NULL);
1041     ok(ret == 18, "Expected FormatMessageW to return 18, got %d\n", ret);
1042     ok(!strcmp("short long\r\n  line", out),"failed out=[%s]\n",out);
1043
1044     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 12,
1045                          "short long    wordlongerthanaline", 0, 0, out, sizeof(out), NULL);
1046     ok(ret == 35, "Expected FormatMessageW to return 35, got %d\n", ret);
1047     ok(!strcmp("short long\r\n\r\nwordlongerth\r\nanaline", out),"failed out=[%s]\n",out);
1048
1049     /* Handling of start-of-string spaces */
1050     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 15,
1051                          "   short line", 0, 0, out, sizeof(out), NULL);
1052     ok(ret == 13, "Expected FormatMessageW to return 13, got %d\n", ret);
1053     ok(!strcmp("   short line", out),"failed out=[%s]\n",out);
1054
1055     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1056                          "   shortlong line", 0, 0, out, sizeof(out), NULL);
1057     ok(ret == 17, "Expected FormatMessageW to return 17, got %d\n", ret);
1058     ok(!strcmp("\r\nshortlong\r\nline", out),"failed out=[%s]\n",out);
1059
1060     /* Handling of start-of-line spaces */
1061     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1062                          "l1%n   shortlong line", 0, 0, out, sizeof(out), NULL);
1063     ok(ret == 21, "Expected FormatMessageW to return 21, got %d\n", ret);
1064     ok(!strcmp("l1\r\n\r\nshortlong\r\nline", out),"failed out=[%s]\n",out);
1065
1066     /* Pure space wrapping */
1067     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 5,
1068                          "                ", 0, 0, out, sizeof(out), NULL);
1069     ok(ret == 7, "Expected FormatMessageW to return 7, got %d\n", ret);
1070     ok(!strcmp("\r\n\r\n\r\n ", out),"failed out=[%s]\n",out);
1071
1072     /* Handling of trailing spaces */
1073     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 5,
1074                          "l1               ", 0, 0, out, sizeof(out), NULL);
1075     ok(ret == 10, "Expected FormatMessageW to return 10, got %d\n", ret);
1076     ok(!strcmp("l1\r\n\r\n\r\n  ", out),"failed out=[%s]\n",out);
1077
1078     /* Word that just fills the line */
1079     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 8,
1080                          "shortlon", 0, 0, out, sizeof(out), NULL);
1081     ok(ret == 10, "Expected FormatMessageW to return 10, got %d\n", ret);
1082     ok(!strcmp("shortlon\r\n", out),"failed out=[%s]\n",out);
1083
1084     /* Word longer than the line */
1085     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 8,
1086                          "shortlongline", 0, 0, out, sizeof(out), NULL);
1087     ok(ret == 15, "Expected FormatMessageW to return 15, got %d\n", ret);
1088     ok(!strcmp("shortlon\r\ngline", out),"failed out=[%s]\n",out);
1089
1090     /* Wrap the line multiple times */
1091     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 7,
1092                          "short long line", 0, 0, out, sizeof(out), NULL);
1093     ok(ret == 17, "Expected FormatMessageW to return 17, got %d\n", ret);
1094     ok(!strcmp("short\r\nlong\r\nline", out),"failed out=[%s]\n",out);
1095
1096     /* '\n's in the source are ignored */
1097     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1098                          "short\nlong line", 0, 0, out, sizeof(out), NULL);
1099     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1100     ok(!strcmp("short long\r\nline", out),"failed out=[%s]\n",out);
1101
1102     /* Wrap even before a '%n' */
1103     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 8,
1104                          "shortlon%n", 0, 0, out, sizeof(out), NULL);
1105     ok(ret == 12, "Expected FormatMessageW to return 12, got %d\n", ret);
1106     ok(!strcmp("shortlon\r\n\r\n", out),"failed out=[%s]\n",out);
1107
1108     /* '%n's count as starting a new line and combine with line wrapping */
1109     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 10,
1110                          "short%nlong line", 0, 0, out, sizeof(out), NULL);
1111     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1112     ok(!strcmp("short\r\nlong line", out),"failed out=[%s]\n",out);
1113
1114     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 8,
1115                          "short%nlong line", 0, 0, out, sizeof(out), NULL);
1116     ok(ret == 17, "Expected FormatMessageW to return 17, got %d\n", ret);
1117     ok(!strcmp("short\r\nlong\r\nline", out),"failed out=[%s]\n",out);
1118
1119     /* '%r's also count as starting a new line and all */
1120     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 10,
1121                          "short%rlong line", 0, 0, out, sizeof(out), NULL);
1122     ok(ret == 15, "Expected FormatMessageW to return 15, got %d\n", ret);
1123     ok(!strcmp("short\rlong line", out),"failed out=[%s]\n",out);
1124
1125     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 8,
1126                          "short%rlong line", 0, 0, out, sizeof(out), NULL);
1127     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1128     ok(!strcmp("short\rlong\r\nline", out),"failed out=[%s]\n",out);
1129
1130     /* IGNORE_INSERTS does not prevent line wrapping or disable '%n' */
1131     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_IGNORE_INSERTS | 8,
1132                          "short%nlong line%1", 0, 0, out, sizeof(out), NULL);
1133     ok(ret == 19, "Expected FormatMessageW to return 19, got %d\n", ret);
1134     ok(!strcmp("short\r\nlong\r\nline%1", out),"failed out=[%s]\n",out);
1135
1136     /* MAX_WIDTH_MASK is the same as specifying an infinite line width */
1137     strcpy(in, "first line%n");
1138     strcpy(ref, "first line\r\n");
1139     for (i=0; i < 26; i++)
1140     {
1141         strcat(in, "123456789 ");
1142         strcat(ref, "123456789 ");
1143     }
1144     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_MAX_WIDTH_MASK,
1145                          in, 0, 0, out, sizeof(out), NULL);
1146     ok(ret == 272, "Expected FormatMessageW to return 272, got %d\n", ret);
1147     ok(!strcmp(ref, out),"failed out=[%s]\n",out);
1148
1149     /* Wrapping and non-space characters */
1150     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1151                          "short long\tline", 0, 0, out, sizeof(out), NULL);
1152     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1153     ok(!strcmp("short\r\nlong\tline", out),"failed out=[%s]\n",out);
1154
1155     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1156                          "short long-line", 0, 0, out, sizeof(out), NULL);
1157     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1158     ok(!strcmp("short\r\nlong-line", out),"failed out=[%s]\n",out);
1159
1160     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1161                          "short long_line", 0, 0, out, sizeof(out), NULL);
1162     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1163     ok(!strcmp("short\r\nlong_line", out),"failed out=[%s]\n",out);
1164
1165     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1166                          "short long.line", 0, 0, out, sizeof(out), NULL);
1167     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1168     ok(!strcmp("short\r\nlong.line", out),"failed out=[%s]\n",out);
1169
1170     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1171                          "short long,line", 0, 0, out, sizeof(out), NULL);
1172     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1173     ok(!strcmp("short\r\nlong,line", out),"failed out=[%s]\n",out);
1174
1175     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1176                          "short long!line", 0, 0, out, sizeof(out), NULL);
1177     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1178     ok(!strcmp("short\r\nlong!line", out),"failed out=[%s]\n",out);
1179
1180     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | 11,
1181                          "short long?line", 0, 0, out, sizeof(out), NULL);
1182     ok(ret == 16, "Expected FormatMessageW to return 16, got %d\n", ret);
1183     ok(!strcmp("short\r\nlong?line", out),"failed out=[%s]\n",out);
1184 }
1185
1186 static void test_message_insufficient_buffer(void)
1187 {
1188     static const char init_buf[] = {'x', 'x', 'x', 'x', 'x'};
1189     static const char expected_buf[] = {'x', 'x', 'x', 'x', 'x'};
1190     DWORD ret;
1191     CHAR out[5];
1192
1193     SetLastError(0xdeadbeef);
1194     memcpy(out, init_buf, sizeof(init_buf));
1195     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test", 0, 0, out, 0, NULL);
1196     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1197     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1198        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1199        GetLastError());
1200     ok(!memcmp(expected_buf, out, sizeof(expected_buf)),
1201        "Expected the buffer to be untouched\n");
1202
1203     SetLastError(0xdeadbeef);
1204     memcpy(out, init_buf, sizeof(init_buf));
1205     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test", 0, 0, out, 1, NULL);
1206     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1207     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1208        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1209        GetLastError());
1210     ok(!memcmp(expected_buf, out, sizeof(expected_buf)),
1211        "Expected the buffer to be untouched\n");
1212
1213     SetLastError(0xdeadbeef);
1214     memcpy(out, init_buf, sizeof(init_buf));
1215     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING, "test", 0, 0, out, sizeof(out)/sizeof(out[0]) - 1, NULL);
1216     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1217     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1218        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1219        GetLastError());
1220     ok(!memcmp(expected_buf, out, sizeof(expected_buf)),
1221        "Expected the buffer to be untouched\n");
1222 }
1223
1224 static void test_message_insufficient_buffer_wide(void)
1225 {
1226     static const WCHAR test[] = {'t','e','s','t',0};
1227     static const WCHAR init_buf[] = {'x', 'x', 'x', 'x', 'x'};
1228     static const WCHAR expected_buf[] = {'x', 'x', 'x', 'x', 'x'};
1229     static const WCHAR broken_buf[] = {0, 'x', 'x', 'x', 'x'};
1230     static const WCHAR broken2_buf[] = {'t','e','s',0,'x'};
1231
1232     DWORD ret;
1233     WCHAR out[5];
1234
1235     SetLastError(0xdeadbeef);
1236     memcpy(out, init_buf, sizeof(init_buf));
1237     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, test, 0, 0, out, 0, NULL);
1238     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1239     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1240        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1241        GetLastError());
1242     ok(!memcmp(expected_buf, out, sizeof(expected_buf)),
1243        "Expected the buffer to be untouched\n");
1244
1245     /* Windows Server 2003 and newer report failure but copy a
1246      * truncated string to the buffer for non-zero buffer sizes. */
1247     SetLastError(0xdeadbeef);
1248     memcpy(out, init_buf, sizeof(init_buf));
1249     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, test, 0, 0, out, 1, NULL);
1250     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1251     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1252        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1253        GetLastError());
1254     ok(!memcmp(expected_buf, out, sizeof(expected_buf)) ||
1255        broken(!memcmp(broken_buf, out, sizeof(broken_buf))), /* W2K3+ */
1256        "Expected the buffer to be untouched\n");
1257
1258     SetLastError(0xdeadbeef);
1259     memcpy(out, init_buf, sizeof(init_buf));
1260     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, test, 0, 0, out, sizeof(out)/sizeof(out[0]) - 1, NULL);
1261     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1262     ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
1263        "Expected GetLastError() to return ERROR_INSUFFICIENT_BUFFER, got %u\n",
1264        GetLastError());
1265     ok(!memcmp(expected_buf, out, sizeof(expected_buf)) ||
1266        broken(!memcmp(broken2_buf, out, sizeof(broken2_buf))), /* W2K3+ */
1267        "Expected the buffer to be untouched\n");
1268 }
1269
1270 static void test_message_null_buffer(void)
1271 {
1272     DWORD ret, error;
1273
1274     /* Without FORMAT_MESSAGE_ALLOCATE_BUFFER, only the specified buffer size is checked. */
1275     SetLastError(0xdeadbeef);
1276     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 0, NULL);
1277     error = GetLastError();
1278     ok(!ret, "FormatMessageA returned %u\n", ret);
1279     ok(error == ERROR_INSUFFICIENT_BUFFER, "last error %u\n", error);
1280
1281     SetLastError(0xdeadbeef);
1282     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 1, NULL);
1283     error = GetLastError();
1284     ok(!ret, "FormatMessageA returned %u\n", ret);
1285     ok(error == ERROR_INSUFFICIENT_BUFFER, "last error %u\n", error);
1286
1287     if (0) /* crashes on Windows */
1288     {
1289         SetLastError(0xdeadbeef);
1290         FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 256, NULL);
1291     }
1292
1293     SetLastError(0xdeadbeef);
1294     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 0, NULL);
1295     error = GetLastError();
1296     ok(!ret, "FormatMessageA returned %u\n", ret);
1297     ok(error == ERROR_NOT_ENOUGH_MEMORY, "last error %u\n", error);
1298
1299     SetLastError(0xdeadbeef);
1300     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 1, NULL);
1301     error = GetLastError();
1302     ok(!ret, "FormatMessageA returned %u\n", ret);
1303     ok(error == ERROR_NOT_ENOUGH_MEMORY, "last error %u\n", error);
1304
1305     SetLastError(0xdeadbeef);
1306     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 256, NULL);
1307     error = GetLastError();
1308     ok(!ret, "FormatMessageA returned %u\n", ret);
1309     ok(error == ERROR_NOT_ENOUGH_MEMORY, "last error %u\n", error);
1310 }
1311
1312 static void test_message_null_buffer_wide(void)
1313 {
1314     DWORD ret, error;
1315
1316     SetLastError(0xdeadbeef);
1317     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 0, NULL);
1318     error = GetLastError();
1319     ok(!ret, "FormatMessageW returned %u\n", ret);
1320     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1321
1322     SetLastError(0xdeadbeef);
1323     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 1, NULL);
1324     error = GetLastError();
1325     ok(!ret, "FormatMessageW returned %u\n", ret);
1326     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1327
1328     SetLastError(0xdeadbeef);
1329     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, 0, 0, NULL, 256, NULL);
1330     error = GetLastError();
1331     ok(!ret, "FormatMessageW returned %u\n", ret);
1332     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1333
1334     SetLastError(0xdeadbeef);
1335     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 0, NULL);
1336     error = GetLastError();
1337     ok(!ret, "FormatMessageW returned %u\n", ret);
1338     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1339
1340     SetLastError(0xdeadbeef);
1341     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 1, NULL);
1342     error = GetLastError();
1343     ok(!ret, "FormatMessageW returned %u\n", ret);
1344     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1345
1346     SetLastError(0xdeadbeef);
1347     ret = FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, NULL, 0, 0, NULL, 256, NULL);
1348     error = GetLastError();
1349     ok(!ret, "FormatMessageW returned %u\n", ret);
1350     ok(error == ERROR_INVALID_PARAMETER, "last error %u\n", error);
1351 }
1352
1353 static void test_message_allocate_buffer(void)
1354 {
1355     DWORD ret;
1356     char *buf;
1357
1358     /* While MSDN suggests that FormatMessageA allocates a buffer whose size is
1359      * the larger of the output string and the requested buffer size, the tests
1360      * will not try to determine the actual size of the buffer allocated, as
1361      * the return value of LocalSize cannot be trusted for the purpose, and it should
1362      * in any case be safe for FormatMessageA to allocate in the manner that
1363      * MSDN suggests. */
1364
1365     SetLastError(0xdeadbeef);
1366     buf = (char *)0xdeadbeef;
1367     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1368                          "", 0, 0, (char *)&buf, 0, NULL);
1369     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1370     ok(buf == NULL, "Expected output buffer pointer to be NULL\n");
1371     ok(GetLastError() == 0xdeadbeef,
1372        "Expected last error to be untouched, got %u\n", GetLastError());
1373
1374     buf = (char *)0xdeadbeef;
1375     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1376                          "test", 0, 0, (char *)&buf, 0, NULL);
1377     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1378     ok(buf != NULL && buf != (char *)0xdeadbeef,
1379        "Expected output buffer pointer to be valid\n");
1380     if (buf != NULL && buf != (char *)0xdeadbeef)
1381     {
1382         ok(!strcmp("test", buf),
1383            "Expected buffer to contain \"test\", got %s\n", buf);
1384         LocalFree(buf);
1385     }
1386
1387     buf = (char *)0xdeadbeef;
1388     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1389                          "test", 0, 0, (char *)&buf, strlen("test"), NULL);
1390     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1391     ok(buf != NULL && buf != (char *)0xdeadbeef,
1392        "Expected output buffer pointer to be valid\n");
1393     if (buf != NULL && buf != (char *)0xdeadbeef)
1394     {
1395         ok(!strcmp("test", buf),
1396            "Expected buffer to contain \"test\", got %s\n", buf);
1397         LocalFree(buf);
1398     }
1399
1400     buf = (char *)0xdeadbeef;
1401     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1402                          "test", 0, 0, (char *)&buf, strlen("test") + 1, NULL);
1403     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1404     ok(buf != NULL && buf != (char *)0xdeadbeef,
1405        "Expected output buffer pointer to be valid\n");
1406    if (buf != NULL && buf != (char *)0xdeadbeef)
1407     {
1408         ok(!strcmp("test", buf),
1409            "Expected buffer to contain \"test\", got %s\n", buf);
1410         LocalFree(buf);
1411     }
1412
1413     buf = (char *)0xdeadbeef;
1414     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1415                          "test", 0, 0, (char *)&buf, strlen("test") + 2, NULL);
1416     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1417     ok(buf != NULL && buf != (char *)0xdeadbeef,
1418        "Expected output buffer pointer to be valid\n");
1419     if (buf != NULL && buf != (char *)0xdeadbeef)
1420     {
1421         ok(!strcmp("test", buf),
1422            "Expected buffer to contain \"test\", got %s\n", buf);
1423         LocalFree(buf);
1424     }
1425
1426     buf = (char *)0xdeadbeef;
1427     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1428                          "test", 0, 0, (char *)&buf, 1024, NULL);
1429     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1430     ok(buf != NULL && buf != (char *)0xdeadbeef,
1431        "Expected output buffer pointer to be valid\n");
1432     if (buf != NULL && buf != (char *)0xdeadbeef)
1433     {
1434         ok(!strcmp("test", buf),
1435            "Expected buffer to contain \"test\", got %s\n", buf);
1436         LocalFree(buf);
1437     }
1438 }
1439
1440 static void test_message_allocate_buffer_wide(void)
1441 {
1442     static const WCHAR empty[] = {0};
1443     static const WCHAR test[] = {'t','e','s','t',0};
1444
1445     DWORD ret;
1446     WCHAR *buf;
1447
1448     /* While MSDN suggests that FormatMessageW allocates a buffer whose size is
1449      * the larger of the output string and the requested buffer size, the tests
1450      * will not try to determine the actual size of the buffer allocated, as
1451      * the return value of LocalSize cannot be trusted for the purpose, and it should
1452      * in any case be safe for FormatMessageW to allocate in the manner that
1453      * MSDN suggests. */
1454
1455     if (0) /* crashes on Windows */
1456     {
1457         buf = (WCHAR *)0xdeadbeef;
1458         FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1459                              NULL, 0, 0, (WCHAR *)&buf, 0, NULL);
1460     }
1461
1462     SetLastError(0xdeadbeef);
1463     buf = (WCHAR *)0xdeadbeef;
1464     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1465                          empty, 0, 0, (WCHAR *)&buf, 0, NULL);
1466     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1467     ok(buf == NULL, "Expected output buffer pointer to be NULL\n");
1468     ok(GetLastError() == 0xdeadbeef,
1469        "Expected last error to be untouched, got %u\n", GetLastError());
1470
1471     buf = (WCHAR *)0xdeadbeef;
1472     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1473                          test, 0, 0, (WCHAR *)&buf, 0, NULL);
1474     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1475     ok(buf != NULL && buf != (WCHAR *)0xdeadbeef,
1476        "Expected output buffer pointer to be valid\n");
1477     if (buf != NULL && buf != (WCHAR *)0xdeadbeef)
1478     {
1479         ok(!lstrcmpW(test, buf),
1480            "Expected buffer to contain \"test\", got %s\n", wine_dbgstr_w(buf));
1481         LocalFree(buf);
1482     }
1483
1484     buf = (WCHAR *)0xdeadbeef;
1485     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1486                          test, 0, 0, (WCHAR *)&buf, sizeof(test)/sizeof(WCHAR) - 1, NULL);
1487     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1488     ok(buf != NULL && buf != (WCHAR *)0xdeadbeef,
1489        "Expected output buffer pointer to be valid\n");
1490     if (buf != NULL && buf != (WCHAR *)0xdeadbeef)
1491     {
1492         ok(!lstrcmpW(test, buf),
1493            "Expected buffer to contain \"test\", got %s\n", wine_dbgstr_w(buf));
1494         LocalFree(buf);
1495     }
1496
1497     buf = (WCHAR *)0xdeadbeef;
1498     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1499                          test, 0, 0, (WCHAR *)&buf, sizeof(test)/sizeof(WCHAR), NULL);
1500     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1501     ok(buf != NULL && buf != (WCHAR *)0xdeadbeef,
1502        "Expected output buffer pointer to be valid\n");
1503     if (buf != NULL && buf != (WCHAR *)0xdeadbeef)
1504     {
1505         ok(!lstrcmpW(test, buf),
1506            "Expected buffer to contain \"test\", got %s\n", wine_dbgstr_w(buf));
1507         LocalFree(buf);
1508     }
1509
1510     buf = (WCHAR *)0xdeadbeef;
1511     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1512                          test, 0, 0, (WCHAR *)&buf, sizeof(test)/sizeof(WCHAR) + 1, NULL);
1513     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1514     ok(buf != NULL && buf != (WCHAR *)0xdeadbeef,
1515        "Expected output buffer pointer to be valid\n");
1516     if (buf != NULL && buf != (WCHAR *)0xdeadbeef)
1517     {
1518         ok(!lstrcmpW(test, buf),
1519            "Expected buffer to contain \"test\", got %s\n", wine_dbgstr_w(buf));
1520         LocalFree(buf);
1521     }
1522
1523     buf = (WCHAR *)0xdeadbeef;
1524     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_ALLOCATE_BUFFER,
1525                          test, 0, 0, (WCHAR *)&buf, 1024, NULL);
1526     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1527     ok(buf != NULL && buf != (WCHAR *)0xdeadbeef,
1528        "Expected output buffer pointer to be valid\n");
1529     if (buf != NULL && buf != (WCHAR *)0xdeadbeef)
1530     {
1531         ok(!lstrcmpW(test, buf),
1532            "Expected buffer to contain \"test\", got %s\n", wine_dbgstr_w(buf));
1533         LocalFree(buf);
1534     }
1535 }
1536
1537 static void test_message_from_hmodule(void)
1538 {
1539     DWORD ret, error;
1540     HMODULE h;
1541     CHAR out[0x100] = {0};
1542
1543     h = GetModuleHandleA("kernel32.dll");
1544     ok(h != 0, "GetModuleHandle failed\n");
1545
1546     /*Test existing messageID; as the message strings from wine's kernel32 differ from windows' kernel32 we don't compare
1547     the strings but only test that FormatMessage doesn't return 0*/
1548     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 7/*=ERROR_ARENA_TRASHED*/,
1549                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), out, sizeof(out)/sizeof(CHAR), NULL);
1550     ok(ret != 0, "FormatMessageA returned 0\n");
1551
1552     /* Test HRESULT. It's not documented but in practice _com_error::ErrorMessage relies on this. */
1553     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 0x80070005 /* E_ACCESSDENIED */,
1554                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), out, sizeof(out)/sizeof(CHAR), NULL);
1555     ok(ret != 0, "FormatMessageA returned 0\n");
1556
1557     /* Test a message string with an insertion without passing any variadic arguments. */
1558     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 193 /* ERROR_BAD_EXE_FORMAT */,
1559                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), out, sizeof(out)/sizeof(CHAR), NULL);
1560     ok(ret == 0, "FormatMessageA returned non-zero\n");
1561
1562     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE |
1563                          FORMAT_MESSAGE_ARGUMENT_ARRAY, h, 193 /* ERROR_BAD_EXE_FORMAT */,
1564                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), out, sizeof(out)/sizeof(CHAR), NULL);
1565     ok(ret == 0, "FormatMessageA returned non-zero\n");
1566
1567     /*Test nonexistent messageID with varying language IDs Note: FormatMessageW behaves the same*/
1568     SetLastError(0xdeadbeef);
1569     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 3044,
1570                          MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), out, sizeof(out)/sizeof(CHAR), NULL);
1571     error = GetLastError();
1572     ok(ret == 0, "FormatMessageA returned %u instead of 0\n", ret);
1573     ok(error == ERROR_MR_MID_NOT_FOUND || error == ERROR_MUI_FILE_NOT_FOUND, "last error %u\n", error);
1574
1575     SetLastError(0xdeadbeef);
1576     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 3044,
1577                          MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), out, sizeof(out)/sizeof(CHAR), NULL);
1578     error = GetLastError();
1579     ok(ret == 0, "FormatMessageA returned %u instead of 0\n", ret);
1580     ok(error == ERROR_MR_MID_NOT_FOUND || error == ERROR_MUI_FILE_NOT_LOADED, "last error %u\n", error);
1581
1582     SetLastError(0xdeadbeef);
1583     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 3044,
1584                          MAKELANGID(LANG_NEUTRAL, SUBLANG_SYS_DEFAULT), out, sizeof(out)/sizeof(CHAR), NULL);
1585     error = GetLastError();
1586     ok(ret == 0, "FormatMessageA returned %u instead of 0\n", ret);
1587     ok(error == ERROR_MR_MID_NOT_FOUND || error == ERROR_MUI_FILE_NOT_LOADED, "last error %u\n", error);
1588
1589     SetLastError(0xdeadbeef);
1590     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 3044,
1591                          MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), out, sizeof(out)/sizeof(CHAR), NULL);
1592     error = GetLastError();
1593     ok(ret == 0, "FormatMessageA returned %u instead of 0\n", ret);
1594     ok(error == ERROR_RESOURCE_LANG_NOT_FOUND ||
1595        error == ERROR_MR_MID_NOT_FOUND ||
1596        error == ERROR_MUI_FILE_NOT_FOUND ||
1597        error == ERROR_MUI_FILE_NOT_LOADED,
1598        "last error %u\n", error);
1599
1600     SetLastError(0xdeadbeef);
1601     ret = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_FROM_HMODULE, h, 3044,
1602                          MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_UK), out, sizeof(out)/sizeof(CHAR), NULL);
1603     error = GetLastError();
1604     ok(ret == 0, "FormatMessageA returned %u instead of 0\n", ret);
1605     ok(error == ERROR_RESOURCE_LANG_NOT_FOUND ||
1606        error == ERROR_MR_MID_NOT_FOUND ||
1607        error == ERROR_MUI_FILE_NOT_FOUND ||
1608        error == ERROR_MUI_FILE_NOT_LOADED,
1609        "last error %u\n", error);
1610 }
1611
1612 static void test_message_invalid_flags(void)
1613 {
1614     static const char init_buf[] = {'x', 'x', 'x', 'x', 'x'};
1615
1616     DWORD ret;
1617     CHAR out[5];
1618     char *ptr;
1619
1620     SetLastError(0xdeadbeef);
1621     memcpy(out, init_buf, sizeof(init_buf));
1622     ret = FormatMessageA(0, "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1623     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1624     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1625        "Expected the output buffer to be untouched\n");
1626     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1627        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1628        GetLastError());
1629
1630     SetLastError(0xdeadbeef);
1631     ptr = (char *)0xdeadbeef;
1632     ret = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER, "test", 0, 0, (char *)&ptr, 0, NULL);
1633     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1634     ok(ptr == NULL, "Expected output pointer to be initialized to NULL, got %p\n", ptr);
1635     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1636        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1637        GetLastError());
1638
1639     SetLastError(0xdeadbeef);
1640     memcpy(out, init_buf, sizeof(init_buf));
1641     ret = FormatMessageA(FORMAT_MESSAGE_IGNORE_INSERTS, "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1642     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1643     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1644        "Expected the output buffer to be untouched\n");
1645     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1646        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1647        GetLastError());
1648
1649     SetLastError(0xdeadbeef);
1650     memcpy(out, init_buf, sizeof(init_buf));
1651     ret = FormatMessageA(FORMAT_MESSAGE_ARGUMENT_ARRAY, "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1652     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1653     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1654        "Expected the output buffer to be untouched\n");
1655     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1656        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1657        GetLastError());
1658
1659     SetLastError(0xdeadbeef);
1660     memcpy(out, init_buf, sizeof(init_buf));
1661     ret = FormatMessageA(FORMAT_MESSAGE_MAX_WIDTH_MASK, "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1662     ok(ret == 0, "Expected FormatMessageA to return 0, got %u\n", ret);
1663     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1664        "Expected the output buffer to be untouched\n");
1665     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1666        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1667        GetLastError());
1668
1669     /* Simultaneously setting FORMAT_MESSAGE_FROM_STRING with other source
1670      * flags is apparently permissible, and FORMAT_MESSAGE_FROM_STRING takes
1671      * precedence in this case. */
1672
1673     memcpy(out, init_buf, sizeof(init_buf));
1674     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_SYSTEM,
1675                          "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1676     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1677     ok(!strcmp("test", out),
1678        "Expected the output buffer to be untouched\n");
1679
1680     memcpy(out, init_buf, sizeof(init_buf));
1681     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_HMODULE,
1682                          "test", 0, 0, out, sizeof(out)/sizeof(CHAR), NULL);
1683     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1684     ok(!strcmp("test", out),
1685        "Expected the output buffer to be untouched\n");
1686
1687     memcpy(out, init_buf, sizeof(init_buf));
1688     ret = FormatMessageA(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_HMODULE |
1689                          FORMAT_MESSAGE_FROM_SYSTEM, "test", 0, 0, out,
1690                          sizeof(out)/sizeof(CHAR), NULL);
1691     ok(ret == 4, "Expected FormatMessageA to return 4, got %u\n", ret);
1692     ok(!strcmp("test", out),
1693        "Expected the output buffer to be untouched\n");
1694 }
1695
1696 static void test_message_invalid_flags_wide(void)
1697 {
1698     static const WCHAR init_buf[] = {'x', 'x', 'x', 'x', 'x'};
1699     static const WCHAR test[] = {'t','e','s','t',0};
1700
1701     DWORD ret;
1702     WCHAR out[5];
1703     WCHAR *ptr;
1704
1705     SetLastError(0xdeadbeef);
1706     memcpy(out, init_buf, sizeof(init_buf));
1707     ret = FormatMessageW(0, test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1708     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1709     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1710        "Expected the output buffer to be untouched\n");
1711     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1712        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1713        GetLastError());
1714
1715     SetLastError(0xdeadbeef);
1716     ptr = (WCHAR *)0xdeadbeef;
1717     ret = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER, test, 0, 0, (WCHAR *)&ptr, 0, NULL);
1718     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1719     ok(ptr == NULL, "Expected output pointer to be initialized to NULL, got %p\n", ptr);
1720     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1721        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1722        GetLastError());
1723
1724     SetLastError(0xdeadbeef);
1725     memcpy(out, init_buf, sizeof(init_buf));
1726     ret = FormatMessageW(FORMAT_MESSAGE_IGNORE_INSERTS, test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1727     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1728     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1729        "Expected the output buffer to be untouched\n");
1730     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1731        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1732        GetLastError());
1733
1734     SetLastError(0xdeadbeef);
1735     memcpy(out, init_buf, sizeof(init_buf));
1736     ret = FormatMessageW(FORMAT_MESSAGE_ARGUMENT_ARRAY, test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1737     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1738     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1739        "Expected the output buffer to be untouched\n");
1740     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1741        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1742        GetLastError());
1743
1744     SetLastError(0xdeadbeef);
1745     memcpy(out, init_buf, sizeof(init_buf));
1746     ret = FormatMessageW(FORMAT_MESSAGE_MAX_WIDTH_MASK, test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1747     ok(ret == 0, "Expected FormatMessageW to return 0, got %u\n", ret);
1748     ok(!memcmp(out, init_buf, sizeof(init_buf)),
1749        "Expected the output buffer to be untouched\n");
1750     ok(GetLastError() == ERROR_INVALID_PARAMETER,
1751        "Expected GetLastError() to return ERROR_INVALID_PARAMETER, got %u\n",
1752        GetLastError());
1753
1754     /* Simultaneously setting FORMAT_MESSAGE_FROM_STRING with other source
1755      * flags is apparently permissible, and FORMAT_MESSAGE_FROM_STRING takes
1756      * precedence in this case. */
1757
1758     memcpy(out, init_buf, sizeof(init_buf));
1759     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_SYSTEM,
1760                          test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1761     ok(ret == 4, "Expected FormatMessageW to return 4, got %u\n", ret);
1762     ok(!lstrcmpW(test, out),
1763        "Expected the output buffer to be untouched\n");
1764
1765     memcpy(out, init_buf, sizeof(init_buf));
1766     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_HMODULE,
1767                          test, 0, 0, out, sizeof(out)/sizeof(WCHAR), NULL);
1768     ok(ret == 4, "Expected FormatMessageW to return 4, got %u\n", ret);
1769     ok(!lstrcmpW(test, out),
1770        "Expected the output buffer to be untouched\n");
1771
1772     memcpy(out, init_buf, sizeof(init_buf));
1773     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING | FORMAT_MESSAGE_FROM_HMODULE |
1774                          FORMAT_MESSAGE_FROM_SYSTEM, test, 0, 0, out,
1775                          sizeof(out)/sizeof(WCHAR), NULL);
1776     ok(ret == 4, "Expected FormatMessageW to return 4, got %u\n", ret);
1777     ok(!lstrcmpW(test, out),
1778        "Expected the output buffer to be untouched\n");
1779 }
1780
1781 static void test_message_from_64bit_number(void)
1782 {
1783     static const WCHAR I64d[] = {'%', '1', '!', 'I', '6', '4', 'd', '!', 0};
1784     static const WCHAR I64u[] = {'%', '1', '!', 'I', '6', '4', 'u', '!', 0};
1785     WCHAR outW[0x100], expW[0x100];
1786     char outA[0x100];
1787     DWORD r;
1788     static const struct
1789     {
1790         UINT64 number;
1791         const char expected[32];
1792         int len;
1793     } unsigned_tests[] =
1794     {
1795         { 0, "0", 1 },
1796         { 1234567890, "1234567890", 10},
1797         { ULL(0xFFFFFFFF,0xFFFFFFFF), "18446744073709551615", 20 },
1798         { ULL(0x7FFFFFFF,0xFFFFFFFF), "9223372036854775807", 19 },
1799     };
1800     static const struct
1801     {
1802         INT64 number;
1803         const char expected[32];
1804         int len;
1805     } signed_tests[] =
1806     {
1807         { 0, "0" , 1},
1808         { 1234567890, "1234567890", 10 },
1809         { -1, "-1", 2},
1810         { ULL(0xFFFFFFFF,0xFFFFFFFF), "-1", 2},
1811         { ULL(0x7FFFFFFF,0xFFFFFFFF), "9223372036854775807", 19 },
1812         { -ULL(0x7FFFFFFF,0xFFFFFFFF), "-9223372036854775807", 20},
1813     };
1814     int i;
1815
1816     for (i = 0; i < sizeof(unsigned_tests) / sizeof(unsigned_tests[0]); i++)
1817     {
1818         r = doitW(FORMAT_MESSAGE_FROM_STRING, I64u,
1819                   0, 0, outW, sizeof(outW) / sizeof(WCHAR), unsigned_tests[i].number);
1820         MultiByteToWideChar(CP_ACP, 0, unsigned_tests[i].expected, -1, expW, sizeof(expW) / sizeof(WCHAR));
1821 todo_wine {
1822         ok(!lstrcmpW(outW, expW),"[%d] failed, expected %s, got %s\n", i,
1823                      unsigned_tests[i].expected, wine_dbgstr_w(outW));
1824         ok(r == unsigned_tests[i].len,"[%d] failed: r=%d\n", i, r);
1825 }
1826         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!I64u!",
1827                   0, 0, outA, sizeof(outA), unsigned_tests[i].number);
1828 todo_wine {
1829         ok(!strcmp(outA, unsigned_tests[i].expected),"[%d] failed, expected %s, got %s\n", i,
1830                    unsigned_tests[i].expected, outA);
1831         ok(r == unsigned_tests[i].len,"[%d] failed: r=%d\n", i, r);
1832 }
1833     }
1834
1835     for (i = 0; i < sizeof(signed_tests) / sizeof(signed_tests[0]); i++)
1836     {
1837         r = doitW(FORMAT_MESSAGE_FROM_STRING, I64d,
1838                   0, 0, outW, sizeof(outW) / sizeof(WCHAR), signed_tests[i].number);
1839         MultiByteToWideChar(CP_ACP, 0, signed_tests[i].expected, -1, expW, sizeof(expW) / sizeof(WCHAR));
1840 todo_wine {
1841         ok(!lstrcmpW(outW, expW),"[%d] failed, expected %s, got %s\n", i,
1842                      signed_tests[i].expected, wine_dbgstr_w(outW));
1843         ok(r == signed_tests[i].len,"[%d] failed: r=%d\n", i, r);
1844 }
1845         r = doit(FORMAT_MESSAGE_FROM_STRING, "%1!I64d!",
1846                   0, 0, outA, sizeof(outA), signed_tests[i].number);
1847 todo_wine {
1848         ok(!strcmp(outA, signed_tests[i].expected),"[%d] failed, expected %s, got %s\n", i,
1849                    signed_tests[i].expected, outA);
1850         ok(r == signed_tests[i].len,"[%d] failed: r=%d\n", i, r);
1851 }
1852     }
1853 }
1854
1855 START_TEST(format_msg)
1856 {
1857     DWORD ret;
1858
1859     test_message_from_string();
1860     test_message_ignore_inserts();
1861     test_message_wrap();
1862     test_message_insufficient_buffer();
1863     test_message_null_buffer();
1864     test_message_allocate_buffer();
1865     test_message_from_hmodule();
1866     test_message_invalid_flags();
1867
1868     SetLastError(0xdeadbeef);
1869     ret = FormatMessageW(FORMAT_MESSAGE_FROM_STRING, NULL, 0, 0, NULL, 0, NULL);
1870     if (!ret && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
1871     {
1872         win_skip("FormatMessageW is not implemented\n");
1873         return;
1874     }
1875
1876     test_message_from_string_wide();
1877     test_message_ignore_inserts_wide();
1878     test_message_insufficient_buffer_wide();
1879     test_message_null_buffer_wide();
1880     test_message_allocate_buffer_wide();
1881     test_message_invalid_flags_wide();
1882     test_message_from_64bit_number();
1883 }