dlls/msvcrt/tests/printf.c

   1 /*
   2  * Conformance tests for *printf functions.
   3  *
   4  * Copyright 2002 Uwe Bonnes
   5  * Copyright 2004 Aneurin Price
   6  * Copyright 2005 Mike McCormack
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 /* With Visual Studio >= 2005,  swprintf() takes an extra parameter unless
  24  * the following macro is defined.
  25  */
  26 #define _CRT_NON_CONFORMING_SWPRINTFS
  27
  28 #include <stdio.h>
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winnls.h"
  33
  34 #include "wine/test.h"
  35
  36 static int (__cdecl *p__vscprintf)(const char *format, __ms_va_list valist);
  37 static int (__cdecl *p__vscwprintf)(const wchar_t *format, __ms_va_list valist);
  38 static int (__cdecl *p__vsnwprintf_s)(wchar_t *str, size_t sizeOfBuffer,
  39                                       size_t count, const wchar_t *format,
  40                                       __ms_va_list valist);
  41
  42 static void init( void )
  43 {
  44     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  45
  46     p__vscprintf = (void *)GetProcAddress(hmod, "_vscprintf");
  47     p__vscwprintf = (void *)GetProcAddress(hmod, "_vscwprintf");
  48     p__vsnwprintf_s = (void *)GetProcAddress(hmod, "_vsnwprintf_s");
  49 }
  50
  51 static void test_sprintf( void )
  52 {
  53     char buffer[100];
  54     const char *format;
  55     double pnumber=789456123;
  56     int x, r;
  57     WCHAR wide[] = { 'w','i','d','e',0};
  58
  59     format = "%+#23.15e";
  60     r = sprintf(buffer,format,pnumber);
  61     ok(!strcmp(buffer,"+7.894561230000000e+008"),"+#23.15e failed: '%s'\n", buffer);
  62     ok( r==23, "return count wrong\n");
  63
  64     format = "%-#23.15e";
  65     r = sprintf(buffer,format,pnumber);
  66     ok(!strcmp(buffer,"7.894561230000000e+008 "),"-#23.15e failed: '%s'\n", buffer);
  67     ok( r==23, "return count wrong\n");
  68
  69     format = "%#23.15e";
  70     r = sprintf(buffer,format,pnumber);
  71     ok(!strcmp(buffer," 7.894561230000000e+008"),"#23.15e failed: '%s'\n", buffer);
  72     ok( r==23, "return count wrong\n");
  73
  74     format = "%#1.1g";
  75     r = sprintf(buffer,format,pnumber);
  76     ok(!strcmp(buffer,"8.e+008"),"#1.1g failed: '%s'\n", buffer);
  77     ok( r==7, "return count wrong\n");
  78
  79     format = "%I64d";
  80     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
  81     ok(!strcmp(buffer,"-8589934591"),"Problem with long long\n");
  82     ok( r==11, "return count wrong\n");
  83
  84     format = "%+8I64d";
  85     r = sprintf(buffer,format,(LONGLONG)100);
  86     ok(!strcmp(buffer,"    +100") && r==8,"+8I64d failed: '%s'\n", buffer);
  87
  88     format = "%+.8I64d";
  89     r = sprintf(buffer,format,(LONGLONG)100);
  90     ok(!strcmp(buffer,"+00000100") && r==9,"+.8I64d failed: '%s'\n", buffer);
  91
  92     format = "%+10.8I64d";
  93     r = sprintf(buffer,format,(LONGLONG)100);
  94     ok(!strcmp(buffer," +00000100") && r==10,"+10.8I64d failed: '%s'\n", buffer);
  95     format = "%_1I64d";
  96     r = sprintf(buffer,format,(LONGLONG)100);
  97     ok(!strcmp(buffer,"_1I64d") && r==6,"_1I64d failed\n");
  98
  99     format = "%-1.5I64d";
 100     r = sprintf(buffer,format,(LONGLONG)-100);
 101     ok(!strcmp(buffer,"-00100") && r==6,"-1.5I64d failed: '%s'\n", buffer);
 102
 103     format = "%5I64d";
 104     r = sprintf(buffer,format,(LONGLONG)100);
 105     ok(!strcmp(buffer,"  100") && r==5,"5I64d failed: '%s'\n", buffer);
 106
 107     format = "%5I64d";
 108     r = sprintf(buffer,format,(LONGLONG)-100);
 109     ok(!strcmp(buffer," -100") && r==5,"5I64d failed: '%s'\n", buffer);
 110
 111     format = "%-5I64d";
 112     r = sprintf(buffer,format,(LONGLONG)100);
 113     ok(!strcmp(buffer,"100  ") && r==5,"-5I64d failed: '%s'\n", buffer);
 114
 115     format = "%-5I64d";
 116     r = sprintf(buffer,format,(LONGLONG)-100);
 117     ok(!strcmp(buffer,"-100 ") && r==5,"-5I64d failed: '%s'\n", buffer);
 118
 119     format = "%-.5I64d";
 120     r = sprintf(buffer,format,(LONGLONG)100);
 121     ok(!strcmp(buffer,"00100") && r==5,"-.5I64d failed: '%s'\n", buffer);
 122
 123     format = "%-.5I64d";
 124     r = sprintf(buffer,format,(LONGLONG)-100);
 125     ok(!strcmp(buffer,"-00100") && r==6,"-.5I64d failed: '%s'\n", buffer);
 126
 127     format = "%-8.5I64d";
 128     r = sprintf(buffer,format,(LONGLONG)100);
 129     ok(!strcmp(buffer,"00100   ") && r==8,"-8.5I64d failed: '%s'\n", buffer);
 130
 131     format = "%-8.5I64d";
 132     r = sprintf(buffer,format,(LONGLONG)-100);
 133     ok(!strcmp(buffer,"-00100  ") && r==8,"-8.5I64d failed: '%s'\n", buffer);
 134
 135     format = "%05I64d";
 136     r = sprintf(buffer,format,(LONGLONG)100);
 137     ok(!strcmp(buffer,"00100") && r==5,"05I64d failed: '%s'\n", buffer);
 138
 139     format = "%05I64d";
 140     r = sprintf(buffer,format,(LONGLONG)-100);
 141     ok(!strcmp(buffer,"-0100") && r==5,"05I64d failed: '%s'\n", buffer);
 142
 143     format = "% I64d";
 144     r = sprintf(buffer,format,(LONGLONG)100);
 145     ok(!strcmp(buffer," 100") && r==4,"' I64d' failed: '%s'\n", buffer);
 146
 147     format = "% I64d";
 148     r = sprintf(buffer,format,(LONGLONG)-100);
 149     ok(!strcmp(buffer,"-100") && r==4,"' I64d' failed: '%s'\n", buffer);
 150
 151     format = "% 5I64d";
 152     r = sprintf(buffer,format,(LONGLONG)100);
 153     ok(!strcmp(buffer,"  100") && r==5,"' 5I64d' failed: '%s'\n", buffer);
 154
 155     format = "% 5I64d";
 156     r = sprintf(buffer,format,(LONGLONG)-100);
 157     ok(!strcmp(buffer," -100") && r==5,"' 5I64d' failed: '%s'\n", buffer);
 158
 159     format = "% .5I64d";
 160     r = sprintf(buffer,format,(LONGLONG)100);
 161     ok(!strcmp(buffer," 00100") && r==6,"' .5I64d' failed: '%s'\n", buffer);
 162
 163     format = "% .5I64d";
 164     r = sprintf(buffer,format,(LONGLONG)-100);
 165     ok(!strcmp(buffer,"-00100") && r==6,"' .5I64d' failed: '%s'\n", buffer);
 166
 167     format = "% 8.5I64d";
 168     r = sprintf(buffer,format,(LONGLONG)100);
 169     ok(!strcmp(buffer,"   00100") && r==8,"' 8.5I64d' failed: '%s'\n", buffer);
 170
 171     format = "% 8.5I64d";
 172     r = sprintf(buffer,format,(LONGLONG)-100);
 173     ok(!strcmp(buffer,"  -00100") && r==8,"' 8.5I64d' failed: '%s'\n", buffer);
 174
 175     format = "%.0I64d";
 176     r = sprintf(buffer,format,(LONGLONG)0);
 177     ok(r==0,".0I64d failed: '%s'\n", buffer);
 178
 179     format = "%#+21.18I64x";
 180     r = sprintf(buffer,format,(LONGLONG)-100);
 181     ok(!strcmp(buffer," 0x00ffffffffffffff9c") && r==21,"#+21.18I64x failed: '%s'\n", buffer);
 182
 183     format = "%#.25I64o";
 184     r = sprintf(buffer,format,(LONGLONG)-100);
 185     ok(!strcmp(buffer,"0001777777777777777777634") && r==25,"#.25I64o failed: '%s'\n", buffer);
 186
 187     format = "%#+24.20I64o";
 188     r = sprintf(buffer,format,(LONGLONG)-100);
 189     ok(!strcmp(buffer," 01777777777777777777634") && r==24,"#+24.20I64o failed: '%s'\n", buffer);
 190
 191     format = "%#+18.21I64X";
 192     r = sprintf(buffer,format,(LONGLONG)-100);
 193     ok(!strcmp(buffer,"0X00000FFFFFFFFFFFFFF9C") && r==23,"#+18.21I64X failed: '%s '\n", buffer);
 194
 195     format = "%#+20.24I64o";
 196     r = sprintf(buffer,format,(LONGLONG)-100);
 197     ok(!strcmp(buffer,"001777777777777777777634") && r==24,"#+20.24I64o failed: '%s'\n", buffer);
 198
 199     format = "%#+25.22I64u";
 200     r = sprintf(buffer,format,(LONGLONG)-1);
 201     ok(!strcmp(buffer,"   0018446744073709551615") && r==25,"#+25.22I64u conversion failed: '%s'\n", buffer);
 202
 203     format = "%#+25.22I64u";
 204     r = sprintf(buffer,format,(LONGLONG)-1);
 205     ok(!strcmp(buffer,"   0018446744073709551615") && r==25,"#+25.22I64u failed: '%s'\n", buffer);
 206
 207     format = "%#+30.25I64u";
 208     r = sprintf(buffer,format,(LONGLONG)-1);
 209     ok(!strcmp(buffer,"     0000018446744073709551615") && r==30,"#+30.25I64u failed: '%s'\n", buffer);
 210
 211     format = "%+#25.22I64d";
 212     r = sprintf(buffer,format,(LONGLONG)-1);
 213     ok(!strcmp(buffer,"  -0000000000000000000001") && r==25,"+#25.22I64d failed: '%s'\n", buffer);
 214
 215     format = "%#-8.5I64o";
 216     r = sprintf(buffer,format,(LONGLONG)100);
 217     ok(!strcmp(buffer,"00144   ") && r==8,"-8.5I64o failed: '%s'\n", buffer);
 218
 219     format = "%#-+ 08.5I64d";
 220     r = sprintf(buffer,format,(LONGLONG)100);
 221     ok(!strcmp(buffer,"+00100  ") && r==8,"'#-+ 08.5I64d failed: '%s'\n", buffer);
 222
 223     format = "%#-+ 08.5I64d";
 224     r = sprintf(buffer,format,(LONGLONG)100);
 225     ok(!strcmp(buffer,"+00100  ") && r==8,"#-+ 08.5I64d failed: '%s'\n", buffer);
 226
 227     format = "%.80I64d";
 228     r = sprintf(buffer,format,(LONGLONG)1);
 229     ok(r==80,"%s format failed\n", format);
 230
 231     format = "% .80I64d";
 232     r = sprintf(buffer,format,(LONGLONG)1);
 233     ok(r==81,"%s format failed\n", format);
 234
 235     format = "% .80d";
 236     r = sprintf(buffer,format,1);
 237     ok(r==81,"%s format failed\n", format);
 238
 239     format = "%lld";
 240     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
 241     ok( r == 1 || r == 11, "return count wrong %d\n", r);
 242     if (r == 11)  /* %ll works on Vista */
 243         ok(!strcmp(buffer, "-8589934591"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 244     else
 245         ok(!strcmp(buffer, "1"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 246
 247     format = "%I";
 248     r = sprintf(buffer,format,1);
 249     ok(!strcmp(buffer, "I"), "Problem with \"I\" interpretation\n");
 250     ok( r==1, "return count wrong\n");
 251
 252     format = "%I0d";
 253     r = sprintf(buffer,format,1);
 254     ok(!strcmp(buffer,"I0d"),"I0d failed\n");
 255     ok( r==3, "return count wrong\n");
 256
 257     format = "%I32d";
 258     r = sprintf(buffer,format,1);
 259     if (r == 1)
 260     {
 261         ok(!strcmp(buffer,"1"),"I32d failed, got '%s'\n",buffer);
 262     }
 263     else
 264     {
 265         /* Older versions don't grok I32 format */
 266         ok(r == 4 && !strcmp(buffer,"I32d"),"I32d failed, got '%s',%d\n",buffer,r);
 267     }
 268
 269     format = "%I64D";
 270     r = sprintf(buffer,format,(LONGLONG)-1);
 271     ok(!strcmp(buffer,"D"),"I64D failed: %s\n",buffer);
 272     ok( r==1, "return count wrong\n");
 273
 274     format = "% d";
 275     r = sprintf(buffer,format,1);
 276     ok(!strcmp(buffer, " 1"),"Problem with sign place-holder: '%s'\n",buffer);
 277     ok( r==2, "return count wrong\n");
 278
 279     format = "%+ d";
 280     r = sprintf(buffer,format,1);
 281     ok(!strcmp(buffer, "+1"),"Problem with sign flags: '%s'\n",buffer);
 282     ok( r==2, "return count wrong\n");
 283
 284     format = "%S";
 285     r = sprintf(buffer,format,wide);
 286     ok(!strcmp(buffer,"wide"),"Problem with wide string format\n");
 287     ok( r==4, "return count wrong\n");
 288
 289     format = "%04c";
 290     r = sprintf(buffer,format,'1');
 291     ok(!strcmp(buffer,"0001"),"Character not zero-prefixed \"%s\"\n",buffer);
 292     ok( r==4, "return count wrong\n");
 293
 294     format = "%-04c";
 295     r = sprintf(buffer,format,'1');
 296     ok(!strcmp(buffer,"1   "),"Character zero-padded and/or not left-adjusted \"%s\"\n",buffer);
 297     ok( r==4, "return count wrong\n");
 298
 299     if (sizeof(void *) == 8)
 300     {
 301         format = "%p";
 302         r = sprintf(buffer,format,(void *)57);
 303         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 304         ok( r==16, "return count wrong\n");
 305
 306         format = "%#020p";
 307         r = sprintf(buffer,format,(void *)57);
 308         ok(!strcmp(buffer,"  0X0000000000000039"),"Pointer formatted incorrectly\n");
 309         ok( r==20, "return count wrong\n");
 310
 311         format = "%Fp";
 312         r = sprintf(buffer,format,(void *)57);
 313         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 314         ok( r==16, "return count wrong\n");
 315
 316         format = "%#-020p";
 317         r = sprintf(buffer,format,(void *)57);
 318         ok(!strcmp(buffer,"0X0000000000000039  "),"Pointer formatted incorrectly\n");
 319         ok( r==20, "return count wrong\n");
 320     }
 321     else
 322     {
 323         format = "%p";
 324         r = sprintf(buffer,format,(void *)57);
 325         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 326         ok( r==8, "return count wrong\n");
 327
 328         format = "%#012p";
 329         r = sprintf(buffer,format,(void *)57);
 330         ok(!strcmp(buffer,"  0X00000039"),"Pointer formatted incorrectly\n");
 331         ok( r==12, "return count wrong\n");
 332
 333         format = "%Fp";
 334         r = sprintf(buffer,format,(void *)57);
 335         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 336         ok( r==8, "return count wrong\n");
 337
 338         format = "%#-012p";
 339         r = sprintf(buffer,format,(void *)57);
 340         ok(!strcmp(buffer,"0X00000039  "),"Pointer formatted incorrectly\n");
 341         ok( r==12, "return count wrong\n");
 342     }
 343
 344     format = "%04s";
 345     r = sprintf(buffer,format,"foo");
 346     ok(!strcmp(buffer,"0foo"),"String not zero-prefixed \"%s\"\n",buffer);
 347     ok( r==4, "return count wrong\n");
 348
 349     format = "%.1s";
 350     r = sprintf(buffer,format,"foo");
 351     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 352     ok( r==1, "return count wrong\n");
 353
 354     format = "%.*s";
 355     r = sprintf(buffer,format,1,"foo");
 356     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 357     ok( r==1, "return count wrong\n");
 358
 359     format = "%*s";
 360     r = sprintf(buffer,format,-5,"foo");
 361     ok(!strcmp(buffer,"foo  "),"Negative field width ignored \"%s\"\n",buffer);
 362     ok( r==5, "return count wrong\n");
 363
 364     format = "hello";
 365     r = sprintf(buffer, format);
 366     ok(!strcmp(buffer,"hello"), "failed\n");
 367     ok( r==5, "return count wrong\n");
 368
 369     format = "%ws";
 370     r = sprintf(buffer, format, wide);
 371     ok(!strcmp(buffer,"wide"), "failed\n");
 372     ok( r==4, "return count wrong\n");
 373
 374     format = "%-10ws";
 375     r = sprintf(buffer, format, wide );
 376     ok(!strcmp(buffer,"wide      "), "failed\n");
 377     ok( r==10, "return count wrong\n");
 378
 379     format = "%10ws";
 380     r = sprintf(buffer, format, wide );
 381     ok(!strcmp(buffer,"      wide"), "failed\n");
 382     ok( r==10, "return count wrong\n");
 383
 384     format = "%#+ -03whlls";
 385     r = sprintf(buffer, format, wide );
 386     ok(!strcmp(buffer,"wide"), "failed\n");
 387     ok( r==4, "return count wrong\n");
 388
 389     format = "%w0s";
 390     r = sprintf(buffer, format, wide );
 391     ok(!strcmp(buffer,"0s"), "failed\n");
 392     ok( r==2, "return count wrong\n");
 393
 394     format = "%w-s";
 395     r = sprintf(buffer, format, wide );
 396     ok(!strcmp(buffer,"-s"), "failed\n");
 397     ok( r==2, "return count wrong\n");
 398
 399     format = "%ls";
 400     r = sprintf(buffer, format, wide );
 401     ok(!strcmp(buffer,"wide"), "failed\n");
 402     ok( r==4, "return count wrong\n");
 403
 404     format = "%Ls";
 405     r = sprintf(buffer, format, "not wide" );
 406     ok(!strcmp(buffer,"not wide"), "failed\n");
 407     ok( r==8, "return count wrong\n");
 408
 409     format = "%b";
 410     r = sprintf(buffer, format);
 411     ok(!strcmp(buffer,"b"), "failed\n");
 412     ok( r==1, "return count wrong\n");
 413
 414     format = "%3c";
 415     r = sprintf(buffer, format,'a');
 416     ok(!strcmp(buffer,"  a"), "failed\n");
 417     ok( r==3, "return count wrong\n");
 418
 419     format = "%3d";
 420     r = sprintf(buffer, format,1234);
 421     ok(!strcmp(buffer,"1234"), "failed\n");
 422     ok( r==4, "return count wrong\n");
 423
 424     format = "%3h";
 425     r = sprintf(buffer, format);
 426     ok(!strcmp(buffer,""), "failed\n");
 427     ok( r==0, "return count wrong\n");
 428
 429     format = "%j%k%m%q%r%t%v%y%z";
 430     r = sprintf(buffer, format);
 431     ok(!strcmp(buffer,"jkmqrtvyz"), "failed\n");
 432     ok( r==9, "return count wrong\n");
 433
 434     format = "asdf%n";
 435     x = 0;
 436     r = sprintf(buffer, format, &x );
 437     if (r == -1)
 438     {
 439         /* %n format is disabled by default on vista */
 440         /* FIXME: should test with _set_printf_count_output */
 441         ok(x == 0, "should not write to x: %d\n", x);
 442     }
 443     else
 444     {
 445         ok(x == 4, "should write to x: %d\n", x);
 446         ok(!strcmp(buffer,"asdf"), "failed\n");
 447         ok( r==4, "return count wrong: %d\n", r);
 448     }
 449
 450     format = "%-1d";
 451     r = sprintf(buffer, format,2);
 452     ok(!strcmp(buffer,"2"), "failed\n");
 453     ok( r==1, "return count wrong\n");
 454
 455     format = "%2.4f";
 456     r = sprintf(buffer, format,8.6);
 457     ok(!strcmp(buffer,"8.6000"), "failed\n");
 458     ok( r==6, "return count wrong\n");
 459
 460     format = "%0f";
 461     r = sprintf(buffer, format,0.6);
 462     ok(!strcmp(buffer,"0.600000"), "failed\n");
 463     ok( r==8, "return count wrong\n");
 464
 465     format = "%.0f";
 466     r = sprintf(buffer, format,0.6);
 467     ok(!strcmp(buffer,"1"), "failed\n");
 468     ok( r==1, "return count wrong\n");
 469
 470     format = "%2.4e";
 471     r = sprintf(buffer, format,8.6);
 472     ok(!strcmp(buffer,"8.6000e+000"), "failed\n");
 473     ok( r==11, "return count wrong\n");
 474
 475     format = "%2.4g";
 476     r = sprintf(buffer, format,8.6);
 477     ok(!strcmp(buffer,"8.6"), "failed\n");
 478     ok( r==3, "return count wrong\n");
 479
 480     format = "%-i";
 481     r = sprintf(buffer, format,-1);
 482     ok(!strcmp(buffer,"-1"), "failed\n");
 483     ok( r==2, "return count wrong\n");
 484
 485     format = "%-i";
 486     r = sprintf(buffer, format,1);
 487     ok(!strcmp(buffer,"1"), "failed\n");
 488     ok( r==1, "return count wrong\n");
 489
 490     format = "%+i";
 491     r = sprintf(buffer, format,1);
 492     ok(!strcmp(buffer,"+1"), "failed\n");
 493     ok( r==2, "return count wrong\n");
 494
 495     format = "%o";
 496     r = sprintf(buffer, format,10);
 497     ok(!strcmp(buffer,"12"), "failed\n");
 498     ok( r==2, "return count wrong\n");
 499
 500     format = "%p";
 501     r = sprintf(buffer, format,0);
 502     if (sizeof(void *) == 8)
 503     {
 504         ok(!strcmp(buffer,"0000000000000000"), "failed\n");
 505         ok( r==16, "return count wrong\n");
 506     }
 507     else
 508     {
 509         ok(!strcmp(buffer,"00000000"), "failed\n");
 510         ok( r==8, "return count wrong\n");
 511     }
 512
 513     format = "%s";
 514     r = sprintf(buffer, format,0);
 515     ok(!strcmp(buffer,"(null)"), "failed\n");
 516     ok( r==6, "return count wrong\n");
 517
 518     format = "%s";
 519     r = sprintf(buffer, format,"%%%%");
 520     ok(!strcmp(buffer,"%%%%"), "failed\n");
 521     ok( r==4, "return count wrong\n");
 522
 523     format = "%u";
 524     r = sprintf(buffer, format,-1);
 525     ok(!strcmp(buffer,"4294967295"), "failed\n");
 526     ok( r==10, "return count wrong\n");
 527
 528     format = "%w";
 529     r = sprintf(buffer, format,-1);
 530     ok(!strcmp(buffer,""), "failed\n");
 531     ok( r==0, "return count wrong\n");
 532
 533     format = "%h";
 534     r = sprintf(buffer, format,-1);
 535     ok(!strcmp(buffer,""), "failed\n");
 536     ok( r==0, "return count wrong\n");
 537
 538     format = "%z";
 539     r = sprintf(buffer, format,-1);
 540     ok(!strcmp(buffer,"z"), "failed\n");
 541     ok( r==1, "return count wrong\n");
 542
 543     format = "%j";
 544     r = sprintf(buffer, format,-1);
 545     ok(!strcmp(buffer,"j"), "failed\n");
 546     ok( r==1, "return count wrong\n");
 547
 548     format = "%F";
 549     r = sprintf(buffer, format,-1);
 550     ok(!strcmp(buffer,""), "failed\n");
 551     ok( r==0, "return count wrong\n");
 552
 553     format = "%H";
 554     r = sprintf(buffer, format,-1);
 555     ok(!strcmp(buffer,"H"), "failed\n");
 556     ok( r==1, "return count wrong\n");
 557
 558     format = "x%cx";
 559     r = sprintf(buffer, format, 0x100+'X');
 560     ok(!strcmp(buffer,"xXx"), "failed\n");
 561     ok( r==3, "return count wrong\n");
 562
 563     format = "%%0";
 564     r = sprintf(buffer, format);
 565     ok(!strcmp(buffer,"%0"), "failed: \"%s\"\n", buffer);
 566     ok( r==2, "return count wrong\n");
 567 }
 568
 569 static void test_swprintf( void )
 570 {
 571     wchar_t buffer[100];
 572     const wchar_t I64d[] = {'%','I','6','4','d',0};
 573     double pnumber=789456123;
 574     const wchar_t TwentyThreePoint15e[]= {'%','+','#','2','3','.','1','5','e',0};
 575     const wchar_t e008[] = {'e','+','0','0','8',0};
 576     const wchar_t string_w[] = {'s','t','r','i','n','g',0};
 577     const char string[] = "string";
 578     const wchar_t S[]={'%','S',0};
 579     const wchar_t hs[] = {'%', 'h', 's', 0};
 580
 581     swprintf(buffer,TwentyThreePoint15e,pnumber);
 582     ok(wcsstr(buffer,e008) != 0,"Sprintf different\n");
 583     swprintf(buffer,I64d,((ULONGLONG)0xffffffff)*0xffffffff);
 584       ok(wcslen(buffer) == 11,"Problem with long long\n");
 585     swprintf(buffer,S,string);
 586       ok(wcslen(buffer) == 6,"Problem with \"%%S\" interpretation\n");
 587    swprintf(buffer, hs, string);
 588    ok( wcscmp(string_w,buffer) == 0, "swprintf failed with %%hs\n");
 589 }
 590
 591 static void test_snprintf (void)
 592 {
 593     struct snprintf_test {
 594         const char *format;
 595         int expected;
 596     };
 597     /* Pre-2.1 libc behaviour, not C99 compliant. */
 598     const struct snprintf_test tests[] = {{"short", 5},
 599                                           {"justfit", 7},
 600                                           {"justfits", 8},
 601                                           {"muchlonger", -1}};
 602     char buffer[8];
 603     const int bufsiz = sizeof buffer;
 604     unsigned int i;
 605
 606     for (i = 0; i < sizeof tests / sizeof tests[0]; i++) {
 607         const char *fmt  = tests[i].format;
 608         const int expect = tests[i].expected;
 609         const int n      = _snprintf (buffer, bufsiz, fmt);
 610         const int valid  = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
 611
 612         ok (n == expect, "\"%s\": expected %d, returned %d\n",
 613             fmt, expect, n);
 614         ok (!memcmp (fmt, buffer, valid),
 615             "\"%s\": rendered \"%.*s\"\n", fmt, valid, buffer);
 616     };
 617 }
 618
 619 static void test_fcvt(void)
 620 {
 621     char *str;
 622     int dec=100, sign=100;
 623
 624     /* Numbers less than 1.0 with different precisions */
 625     str = _fcvt(0.0001, 1, &dec, &sign );
 626     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 627     ok( -3 == dec, "dec wrong %d\n", dec);
 628     ok( 0 == sign, "sign wrong\n");
 629
 630     str = _fcvt(0.0001, -10, &dec, &sign );
 631     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 632     ok( -3 == dec, "dec wrong %d\n", dec);
 633     ok( 0 == sign, "sign wrong\n");
 634
 635     str = _fcvt(0.0001, 10, &dec, &sign );
 636     ok( 0 == strcmp(str,"1000000"), "bad return '%s'\n", str);
 637     ok( -3 == dec, "dec wrong %d\n", dec);
 638     ok( 0 == sign, "sign wrong\n");
 639
 640     /* Basic sign test */
 641     str = _fcvt(-111.0001, 5, &dec, &sign );
 642     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 643     ok( 3 == dec, "dec wrong %d\n", dec);
 644     ok( 1 == sign, "sign wrong\n");
 645
 646     str = _fcvt(111.0001, 5, &dec, &sign );
 647     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 648     ok( 3 == dec, "dec wrong\n");
 649     ok( 0 == sign, "sign wrong\n");
 650
 651     /* 0.0 with different precisions */
 652     str = _fcvt(0.0, 5, &dec, &sign );
 653     ok( 0 == strcmp(str,"00000"), "bad return '%s'\n", str);
 654     ok( 0 == dec, "dec wrong %d\n", dec);
 655     ok( 0 == sign, "sign wrong\n");
 656
 657     str = _fcvt(0.0, 0, &dec, &sign );
 658     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 659     ok( 0 == dec, "dec wrong %d\n", dec);
 660     ok( 0 == sign, "sign wrong\n");
 661
 662     str = _fcvt(0.0, -1, &dec, &sign );
 663     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 664     ok( 0 == dec, "dec wrong %d\n", dec);
 665     ok( 0 == sign, "sign wrong\n");
 666
 667     /* Numbers > 1.0 with 0 or -ve precision */
 668     str = _fcvt(-123.0001, 0, &dec, &sign );
 669     ok( 0 == strcmp(str,"123"), "bad return '%s'\n", str);
 670     ok( 3 == dec, "dec wrong %d\n", dec);
 671     ok( 1 == sign, "sign wrong\n");
 672
 673     str = _fcvt(-123.0001, -1, &dec, &sign );
 674     ok( 0 == strcmp(str,"12"), "bad return '%s'\n", str);
 675     ok( 3 == dec, "dec wrong %d\n", dec);
 676     ok( 1 == sign, "sign wrong\n");
 677
 678     str = _fcvt(-123.0001, -2, &dec, &sign );
 679     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 680     ok( 3 == dec, "dec wrong %d\n", dec);
 681     ok( 1 == sign, "sign wrong\n");
 682
 683     str = _fcvt(-123.0001, -3, &dec, &sign );
 684     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 685     ok( 3 == dec, "dec wrong %d\n", dec);
 686     ok( 1 == sign, "sign wrong\n");
 687
 688     /* Numbers > 1.0, but with rounding at the point of precision */
 689     str = _fcvt(99.99, 1, &dec, &sign );
 690     ok( 0 == strcmp(str,"1000"), "bad return '%s'\n", str);
 691     ok( 3 == dec, "dec wrong %d\n", dec);
 692     ok( 0 == sign, "sign wrong\n");
 693
 694     /* Numbers < 1.0 where rounding occurs at the point of precision */
 695     str = _fcvt(0.00636, 2, &dec, &sign );
 696     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 697     ok( -1 == dec, "dec wrong %d\n", dec);
 698     ok( 0 == sign, "sign wrong\n");
 699
 700     str = _fcvt(0.00636, 3, &dec, &sign );
 701     ok( 0 == strcmp(str,"6"), "bad return '%s'\n", str);
 702     ok( -2 == dec, "dec wrong %d\n", dec);
 703     ok( 0 == sign, "sign wrong\n");
 704
 705     str = _fcvt(0.09999999996, 2, &dec, &sign );
 706     ok( 0 == strcmp(str,"10"), "bad return '%s'\n", str);
 707     ok( 0 == dec, "dec wrong %d\n", dec);
 708     ok( 0 == sign, "sign wrong\n");
 709
 710     str = _fcvt(0.6, 0, &dec, &sign );
 711     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 712     ok( 1 == dec, "dec wrong %d\n", dec);
 713     ok( 0 == sign, "sign wrong\n");
 714 }
 715
 716 /* Don't test nrdigits < 0, msvcrt on Win9x and NT4 will corrupt memory by
 717  * writing outside allocated memory */
 718 static struct {
 719     double value;
 720     int nrdigits;
 721     const char *expstr_e;
 722     const char *expstr_f;
 723     int expdecpt_e;
 724     int expdecpt_f;
 725     int expsign;
 726 } test_cvt_testcases[] = {
 727     {          45.0,   2,        "45",           "4500",          2,      2,      0 },
 728     /* Numbers less than 1.0 with different precisions */
 729     {        0.0001,   1,         "1",               "",         -3,     -3,     0 },
 730     {        0.0001,  10,"1000000000",        "1000000",         -3,     -3,     0 },
 731     /* Basic sign test */
 732     {     -111.0001,   5,     "11100",       "11100010",          3,      3,     1 },
 733     {      111.0001,   5,     "11100",       "11100010",          3,      3,     0 },
 734     /* big numbers with low precision */
 735     {        3333.3,   2,        "33",         "333330",          4,      4,     0 },
 736     {999999999999.9,   3,       "100","999999999999900",         13,     12,     0 },
 737     /* 0.0 with different precisions */
 738     {           0.0,   5,     "00000",          "00000",          0,      0,     0 },
 739     {           0.0,   0,          "",               "",          0,      0,     0 },
 740     {           0.0,  -1,          "",               "",          0,      0,     0 },
 741     /* Numbers > 1.0 with 0 or -ve precision */
 742     {     -123.0001,   0,          "",            "123",          3,      3,     1 },
 743     {     -123.0001,  -1,          "",             "12",          3,      3,     1 },
 744     {     -123.0001,  -2,          "",              "1",          3,      3,     1 },
 745     {     -123.0001,  -3,          "",               "",          3,      3,     1 },
 746     /* Numbers > 1.0, but with rounding at the point of precision */
 747     {         99.99,   1,         "1",           "1000",          3,      3,     0 },
 748     /* Numbers < 1.0 where rounding occurs at the point of precision */
 749     {        0.0063,   2,        "63",              "1",         -2,     -1,     0 },
 750     {        0.0063,   3,        "630",             "6",         -2,     -2,     0 },
 751     { 0.09999999996,   2,        "10",             "10",          0,      0,     0 },
 752     {           0.6,   1,         "6",              "6",          0,      0,     0 },
 753     {           0.6,   0,          "",              "1",          1,      1,     0 },
 754     {           0.4,   0,          "",               "",          0,      0,     0 },
 755     {          0.49,   0,          "",               "",          0,      0,     0 },
 756     {          0.51,   0,          "",              "1",          1,      1,     0 },
 757     /* ask ridiculous amunt of precision, ruin formatting this table */
 758     {           1.0,  30, "100000000000000000000000000000",
 759                       "1000000000000000000000000000000",          1,      1,      0},
 760     {           123456789012345678901.0,  30, "123456789012345680000000000000",
 761                       "123456789012345680000000000000000000000000000000000",         21,    21,      0},
 762     /* end marker */
 763     { 0, 0, "END"}
 764 };
 765
 766 static void test_xcvt(void)
 767 {
 768     char *str;
 769     int i, decpt, sign;
 770     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 771         decpt = sign = 100;
 772         str = _ecvt( test_cvt_testcases[i].value,
 773                 test_cvt_testcases[i].nrdigits,
 774                 &decpt,
 775                 &sign);
 776         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_e, 15),
 777                "_ecvt() bad return, got \n'%s' expected \n'%s'\n", str,
 778               test_cvt_testcases[i].expstr_e);
 779         ok( decpt == test_cvt_testcases[i].expdecpt_e,
 780                 "_ecvt() decimal point wrong, got %d expected %d\n", decpt,
 781                 test_cvt_testcases[i].expdecpt_e);
 782     }
 783     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 784         decpt = sign = 100;
 785         str = _fcvt( test_cvt_testcases[i].value,
 786                 test_cvt_testcases[i].nrdigits,
 787                 &decpt,
 788                 &sign);
 789         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_f, 15),
 790                "_fcvt() bad return, got \n'%s' expected \n'%s'\n", str,
 791               test_cvt_testcases[i].expstr_f);
 792         ok( decpt == test_cvt_testcases[i].expdecpt_f,
 793                 "_fcvt() decimal point wrong, got %d expected %d\n", decpt,
 794                 test_cvt_testcases[i].expdecpt_f);
 795         ok( sign == test_cvt_testcases[i].expsign,
 796                 "_ecvt() sign wrong, got %d expected %d\n", sign,
 797                 test_cvt_testcases[i].expsign);
 798     }
 799 }
 800
 801 static int __cdecl _vsnwprintf_wrapper(wchar_t *str, size_t len, const wchar_t *format, ...)
 802 {
 803     int ret;
 804     __ms_va_list valist;
 805     __ms_va_start(valist, format);
 806     ret = _vsnwprintf(str, len, format, valist);
 807     __ms_va_end(valist);
 808     return ret;
 809 }
 810
 811 static void test_vsnwprintf(void)
 812 {
 813     const wchar_t format[] = {'%','w','s','%','w','s','%','w','s',0};
 814     const wchar_t one[]    = {'o','n','e',0};
 815     const wchar_t two[]    = {'t','w','o',0};
 816     const wchar_t three[]  = {'t','h','r','e','e',0};
 817
 818     int ret;
 819     wchar_t str[32];
 820     char buf[32];
 821
 822     ret = _vsnwprintf_wrapper( str, sizeof(str)/sizeof(str[0]), format, one, two, three );
 823
 824     ok( ret == 11, "got %d expected 11\n", ret );
 825     WideCharToMultiByte( CP_ACP, 0, str, -1, buf, sizeof(buf), NULL, NULL );
 826     ok( !strcmp(buf, "onetwothree"), "got %s expected 'onetwothree'\n", buf );
 827 }
 828
 829 static int __cdecl _vscprintf_wrapper(const char *format, ...)
 830 {
 831     int ret;
 832     __ms_va_list valist;
 833     __ms_va_start(valist, format);
 834     ret = p__vscprintf(format, valist);
 835     __ms_va_end(valist);
 836     return ret;
 837 }
 838
 839 static void test_vscprintf(void)
 840 {
 841     int ret;
 842
 843     if (!p__vscprintf)
 844     {
 845        win_skip("_vscprintf not available\n");
 846        return;
 847     }
 848
 849     ret = _vscprintf_wrapper( "%s %d", "number", 1 );
 850     ok( ret == 8, "got %d expected 8\n", ret );
 851 }
 852
 853 static int __cdecl _vscwprintf_wrapper(const wchar_t *format, ...)
 854 {
 855     int ret;
 856     __ms_va_list valist;
 857     __ms_va_start(valist, format);
 858     ret = p__vscwprintf(format, valist);
 859     __ms_va_end(valist);
 860     return ret;
 861 }
 862
 863 static void test_vscwprintf(void)
 864 {
 865     const wchar_t format[] = {'%','s',' ','%','d',0};
 866     const wchar_t number[] = {'n','u','m','b','e','r',0};
 867
 868     int ret;
 869
 870     if (!p__vscwprintf)
 871     {
 872         win_skip("_vscwprintf not available\n");
 873         return;
 874     }
 875
 876     ret = _vscwprintf_wrapper( format, number, 1 );
 877     ok( ret == 8, "got %d expected 8\n", ret );
 878 }
 879
 880 static int __cdecl _vsnwprintf_s_wrapper(wchar_t *str, size_t sizeOfBuffer,
 881                                  size_t count, const wchar_t *format, ...)
 882 {
 883     int ret;
 884     __ms_va_list valist;
 885     __ms_va_start(valist, format);
 886     ret = p__vsnwprintf_s(str, sizeOfBuffer, count, format, valist);
 887     __ms_va_end(valist);
 888     return ret;
 889 }
 890
 891 static void test_vsnwprintf_s(void)
 892 {
 893     const wchar_t format[] = { 'A','B','%','u','C',0 };
 894     const wchar_t out7[] = { 'A','B','1','2','3','C',0 };
 895     const wchar_t out6[] = { 'A','B','1','2','3',0 };
 896     const wchar_t out2[] = { 'A',0 };
 897     const wchar_t out1[] = { 0 };
 898     wchar_t buffer[14] = { 0 };
 899     int exp, got;
 900
 901     if (!p__vsnwprintf_s)
 902     {
 903         win_skip("_vsnwprintf_s not available\n");
 904         return;
 905     }
 906
 907     /* Enough room. */
 908     exp = wcslen(out7);
 909
 910     got = _vsnwprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
 911     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 912     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 913
 914     got = _vsnwprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
 915     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 916     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 917
 918     got = _vsnwprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
 919     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 920     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 921
 922     /* Not enough room. */
 923     exp = -1;
 924
 925     got = _vsnwprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
 926     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 927     ok( !wcscmp(out6, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 928
 929     got = _vsnwprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
 930     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 931     ok( !wcscmp(out2, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 932
 933     got = _vsnwprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
 934     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 935     ok( !wcscmp(out1, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 936 }
 937
 938 START_TEST(printf)
 939 {
 940     init();
 941
 942     test_sprintf();
 943     test_swprintf();
 944     test_snprintf();
 945     test_fcvt();
 946     test_xcvt();
 947     test_vsnwprintf();
 948     test_vscprintf();
 949     test_vscwprintf();
 950     test_vsnwprintf_s();
 951 }