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 static int (__cdecl *p__ecvt_s)(char *buffer, size_t length, double number,
  42                                 int ndigits, int *decpt, int *sign);
  43
  44 static void init( void )
  45 {
  46     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  47
  48     p__vscprintf = (void *)GetProcAddress(hmod, "_vscprintf");
  49     p__vscwprintf = (void *)GetProcAddress(hmod, "_vscwprintf");
  50     p__vsnwprintf_s = (void *)GetProcAddress(hmod, "_vsnwprintf_s");
  51     p__ecvt_s = (void *)GetProcAddress(hmod, "_ecvt_s");
  52 }
  53
  54 static void test_sprintf( void )
  55 {
  56     char buffer[100];
  57     const char *format;
  58     double pnumber=789456123;
  59     int x, r;
  60     WCHAR wide[] = { 'w','i','d','e',0};
  61
  62     format = "%+#23.15e";
  63     r = sprintf(buffer,format,pnumber);
  64     ok(!strcmp(buffer,"+7.894561230000000e+008"),"+#23.15e failed: '%s'\n", buffer);
  65     ok( r==23, "return count wrong\n");
  66
  67     format = "%-#23.15e";
  68     r = sprintf(buffer,format,pnumber);
  69     ok(!strcmp(buffer,"7.894561230000000e+008 "),"-#23.15e failed: '%s'\n", buffer);
  70     ok( r==23, "return count wrong\n");
  71
  72     format = "%#23.15e";
  73     r = sprintf(buffer,format,pnumber);
  74     ok(!strcmp(buffer," 7.894561230000000e+008"),"#23.15e failed: '%s'\n", buffer);
  75     ok( r==23, "return count wrong\n");
  76
  77     format = "%#1.1g";
  78     r = sprintf(buffer,format,pnumber);
  79     ok(!strcmp(buffer,"8.e+008"),"#1.1g failed: '%s'\n", buffer);
  80     ok( r==7, "return count wrong\n");
  81
  82     format = "%I64d";
  83     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
  84     ok(!strcmp(buffer,"-8589934591"),"Problem with long long\n");
  85     ok( r==11, "return count wrong\n");
  86
  87     format = "%+8I64d";
  88     r = sprintf(buffer,format,(LONGLONG)100);
  89     ok(!strcmp(buffer,"    +100") && r==8,"+8I64d failed: '%s'\n", buffer);
  90
  91     format = "%+.8I64d";
  92     r = sprintf(buffer,format,(LONGLONG)100);
  93     ok(!strcmp(buffer,"+00000100") && r==9,"+.8I64d failed: '%s'\n", buffer);
  94
  95     format = "%+10.8I64d";
  96     r = sprintf(buffer,format,(LONGLONG)100);
  97     ok(!strcmp(buffer," +00000100") && r==10,"+10.8I64d failed: '%s'\n", buffer);
  98     format = "%_1I64d";
  99     r = sprintf(buffer,format,(LONGLONG)100);
 100     ok(!strcmp(buffer,"_1I64d") && r==6,"_1I64d failed\n");
 101
 102     format = "%-1.5I64d";
 103     r = sprintf(buffer,format,(LONGLONG)-100);
 104     ok(!strcmp(buffer,"-00100") && r==6,"-1.5I64d failed: '%s'\n", buffer);
 105
 106     format = "%5I64d";
 107     r = sprintf(buffer,format,(LONGLONG)100);
 108     ok(!strcmp(buffer,"  100") && r==5,"5I64d failed: '%s'\n", buffer);
 109
 110     format = "%5I64d";
 111     r = sprintf(buffer,format,(LONGLONG)-100);
 112     ok(!strcmp(buffer," -100") && r==5,"5I64d failed: '%s'\n", buffer);
 113
 114     format = "%-5I64d";
 115     r = sprintf(buffer,format,(LONGLONG)100);
 116     ok(!strcmp(buffer,"100  ") && r==5,"-5I64d failed: '%s'\n", buffer);
 117
 118     format = "%-5I64d";
 119     r = sprintf(buffer,format,(LONGLONG)-100);
 120     ok(!strcmp(buffer,"-100 ") && r==5,"-5I64d failed: '%s'\n", buffer);
 121
 122     format = "%-.5I64d";
 123     r = sprintf(buffer,format,(LONGLONG)100);
 124     ok(!strcmp(buffer,"00100") && r==5,"-.5I64d failed: '%s'\n", buffer);
 125
 126     format = "%-.5I64d";
 127     r = sprintf(buffer,format,(LONGLONG)-100);
 128     ok(!strcmp(buffer,"-00100") && r==6,"-.5I64d failed: '%s'\n", buffer);
 129
 130     format = "%-8.5I64d";
 131     r = sprintf(buffer,format,(LONGLONG)100);
 132     ok(!strcmp(buffer,"00100   ") && r==8,"-8.5I64d failed: '%s'\n", buffer);
 133
 134     format = "%-8.5I64d";
 135     r = sprintf(buffer,format,(LONGLONG)-100);
 136     ok(!strcmp(buffer,"-00100  ") && r==8,"-8.5I64d failed: '%s'\n", buffer);
 137
 138     format = "%05I64d";
 139     r = sprintf(buffer,format,(LONGLONG)100);
 140     ok(!strcmp(buffer,"00100") && r==5,"05I64d failed: '%s'\n", buffer);
 141
 142     format = "%05I64d";
 143     r = sprintf(buffer,format,(LONGLONG)-100);
 144     ok(!strcmp(buffer,"-0100") && r==5,"05I64d failed: '%s'\n", buffer);
 145
 146     format = "% I64d";
 147     r = sprintf(buffer,format,(LONGLONG)100);
 148     ok(!strcmp(buffer," 100") && r==4,"' I64d' failed: '%s'\n", buffer);
 149
 150     format = "% I64d";
 151     r = sprintf(buffer,format,(LONGLONG)-100);
 152     ok(!strcmp(buffer,"-100") && r==4,"' I64d' failed: '%s'\n", buffer);
 153
 154     format = "% 5I64d";
 155     r = sprintf(buffer,format,(LONGLONG)100);
 156     ok(!strcmp(buffer,"  100") && r==5,"' 5I64d' failed: '%s'\n", buffer);
 157
 158     format = "% 5I64d";
 159     r = sprintf(buffer,format,(LONGLONG)-100);
 160     ok(!strcmp(buffer," -100") && r==5,"' 5I64d' failed: '%s'\n", buffer);
 161
 162     format = "% .5I64d";
 163     r = sprintf(buffer,format,(LONGLONG)100);
 164     ok(!strcmp(buffer," 00100") && r==6,"' .5I64d' failed: '%s'\n", buffer);
 165
 166     format = "% .5I64d";
 167     r = sprintf(buffer,format,(LONGLONG)-100);
 168     ok(!strcmp(buffer,"-00100") && r==6,"' .5I64d' failed: '%s'\n", buffer);
 169
 170     format = "% 8.5I64d";
 171     r = sprintf(buffer,format,(LONGLONG)100);
 172     ok(!strcmp(buffer,"   00100") && r==8,"' 8.5I64d' failed: '%s'\n", buffer);
 173
 174     format = "% 8.5I64d";
 175     r = sprintf(buffer,format,(LONGLONG)-100);
 176     ok(!strcmp(buffer,"  -00100") && r==8,"' 8.5I64d' failed: '%s'\n", buffer);
 177
 178     format = "%.0I64d";
 179     r = sprintf(buffer,format,(LONGLONG)0);
 180     ok(r==0,".0I64d failed: '%s'\n", buffer);
 181
 182     format = "%#+21.18I64x";
 183     r = sprintf(buffer,format,(LONGLONG)-100);
 184     ok(!strcmp(buffer," 0x00ffffffffffffff9c") && r==21,"#+21.18I64x failed: '%s'\n", buffer);
 185
 186     format = "%#.25I64o";
 187     r = sprintf(buffer,format,(LONGLONG)-100);
 188     ok(!strcmp(buffer,"0001777777777777777777634") && r==25,"#.25I64o failed: '%s'\n", buffer);
 189
 190     format = "%#+24.20I64o";
 191     r = sprintf(buffer,format,(LONGLONG)-100);
 192     ok(!strcmp(buffer," 01777777777777777777634") && r==24,"#+24.20I64o failed: '%s'\n", buffer);
 193
 194     format = "%#+18.21I64X";
 195     r = sprintf(buffer,format,(LONGLONG)-100);
 196     ok(!strcmp(buffer,"0X00000FFFFFFFFFFFFFF9C") && r==23,"#+18.21I64X failed: '%s '\n", buffer);
 197
 198     format = "%#+20.24I64o";
 199     r = sprintf(buffer,format,(LONGLONG)-100);
 200     ok(!strcmp(buffer,"001777777777777777777634") && r==24,"#+20.24I64o failed: '%s'\n", buffer);
 201
 202     format = "%#+25.22I64u";
 203     r = sprintf(buffer,format,(LONGLONG)-1);
 204     ok(!strcmp(buffer,"   0018446744073709551615") && r==25,"#+25.22I64u conversion failed: '%s'\n", buffer);
 205
 206     format = "%#+25.22I64u";
 207     r = sprintf(buffer,format,(LONGLONG)-1);
 208     ok(!strcmp(buffer,"   0018446744073709551615") && r==25,"#+25.22I64u failed: '%s'\n", buffer);
 209
 210     format = "%#+30.25I64u";
 211     r = sprintf(buffer,format,(LONGLONG)-1);
 212     ok(!strcmp(buffer,"     0000018446744073709551615") && r==30,"#+30.25I64u failed: '%s'\n", buffer);
 213
 214     format = "%+#25.22I64d";
 215     r = sprintf(buffer,format,(LONGLONG)-1);
 216     ok(!strcmp(buffer,"  -0000000000000000000001") && r==25,"+#25.22I64d failed: '%s'\n", buffer);
 217
 218     format = "%#-8.5I64o";
 219     r = sprintf(buffer,format,(LONGLONG)100);
 220     ok(!strcmp(buffer,"00144   ") && r==8,"-8.5I64o failed: '%s'\n", buffer);
 221
 222     format = "%#-+ 08.5I64d";
 223     r = sprintf(buffer,format,(LONGLONG)100);
 224     ok(!strcmp(buffer,"+00100  ") && r==8,"'#-+ 08.5I64d failed: '%s'\n", buffer);
 225
 226     format = "%#-+ 08.5I64d";
 227     r = sprintf(buffer,format,(LONGLONG)100);
 228     ok(!strcmp(buffer,"+00100  ") && r==8,"#-+ 08.5I64d failed: '%s'\n", buffer);
 229
 230     format = "%.80I64d";
 231     r = sprintf(buffer,format,(LONGLONG)1);
 232     ok(r==80,"%s format failed\n", format);
 233
 234     format = "% .80I64d";
 235     r = sprintf(buffer,format,(LONGLONG)1);
 236     ok(r==81,"%s format failed\n", format);
 237
 238     format = "% .80d";
 239     r = sprintf(buffer,format,1);
 240     ok(r==81,"%s format failed\n", format);
 241
 242     format = "%lld";
 243     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
 244     ok( r == 1 || r == 11, "return count wrong %d\n", r);
 245     if (r == 11)  /* %ll works on Vista */
 246         ok(!strcmp(buffer, "-8589934591"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 247     else
 248         ok(!strcmp(buffer, "1"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 249
 250     format = "%I";
 251     r = sprintf(buffer,format,1);
 252     ok(!strcmp(buffer, "I"), "Problem with \"I\" interpretation\n");
 253     ok( r==1, "return count wrong\n");
 254
 255     format = "%I0d";
 256     r = sprintf(buffer,format,1);
 257     ok(!strcmp(buffer,"I0d"),"I0d failed\n");
 258     ok( r==3, "return count wrong\n");
 259
 260     format = "%I32d";
 261     r = sprintf(buffer,format,1);
 262     if (r == 1)
 263     {
 264         ok(!strcmp(buffer,"1"),"I32d failed, got '%s'\n",buffer);
 265     }
 266     else
 267     {
 268         /* Older versions don't grok I32 format */
 269         ok(r == 4 && !strcmp(buffer,"I32d"),"I32d failed, got '%s',%d\n",buffer,r);
 270     }
 271
 272     format = "%I64D";
 273     r = sprintf(buffer,format,(LONGLONG)-1);
 274     ok(!strcmp(buffer,"D"),"I64D failed: %s\n",buffer);
 275     ok( r==1, "return count wrong\n");
 276
 277     format = "% d";
 278     r = sprintf(buffer,format,1);
 279     ok(!strcmp(buffer, " 1"),"Problem with sign place-holder: '%s'\n",buffer);
 280     ok( r==2, "return count wrong\n");
 281
 282     format = "%+ d";
 283     r = sprintf(buffer,format,1);
 284     ok(!strcmp(buffer, "+1"),"Problem with sign flags: '%s'\n",buffer);
 285     ok( r==2, "return count wrong\n");
 286
 287     format = "%S";
 288     r = sprintf(buffer,format,wide);
 289     ok(!strcmp(buffer,"wide"),"Problem with wide string format\n");
 290     ok( r==4, "return count wrong\n");
 291
 292     format = "%04c";
 293     r = sprintf(buffer,format,'1');
 294     ok(!strcmp(buffer,"0001"),"Character not zero-prefixed \"%s\"\n",buffer);
 295     ok( r==4, "return count wrong\n");
 296
 297     format = "%-04c";
 298     r = sprintf(buffer,format,'1');
 299     ok(!strcmp(buffer,"1   "),"Character zero-padded and/or not left-adjusted \"%s\"\n",buffer);
 300     ok( r==4, "return count wrong\n");
 301
 302     if (sizeof(void *) == 8)
 303     {
 304         format = "%p";
 305         r = sprintf(buffer,format,(void *)57);
 306         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 307         ok( r==16, "return count wrong\n");
 308
 309         format = "%#020p";
 310         r = sprintf(buffer,format,(void *)57);
 311         ok(!strcmp(buffer,"  0X0000000000000039"),"Pointer formatted incorrectly\n");
 312         ok( r==20, "return count wrong\n");
 313
 314         format = "%Fp";
 315         r = sprintf(buffer,format,(void *)57);
 316         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 317         ok( r==16, "return count wrong\n");
 318
 319         format = "%#-020p";
 320         r = sprintf(buffer,format,(void *)57);
 321         ok(!strcmp(buffer,"0X0000000000000039  "),"Pointer formatted incorrectly\n");
 322         ok( r==20, "return count wrong\n");
 323     }
 324     else
 325     {
 326         format = "%p";
 327         r = sprintf(buffer,format,(void *)57);
 328         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 329         ok( r==8, "return count wrong\n");
 330
 331         format = "%#012p";
 332         r = sprintf(buffer,format,(void *)57);
 333         ok(!strcmp(buffer,"  0X00000039"),"Pointer formatted incorrectly\n");
 334         ok( r==12, "return count wrong\n");
 335
 336         format = "%Fp";
 337         r = sprintf(buffer,format,(void *)57);
 338         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 339         ok( r==8, "return count wrong\n");
 340
 341         format = "%#-012p";
 342         r = sprintf(buffer,format,(void *)57);
 343         ok(!strcmp(buffer,"0X00000039  "),"Pointer formatted incorrectly\n");
 344         ok( r==12, "return count wrong\n");
 345     }
 346
 347     format = "%04s";
 348     r = sprintf(buffer,format,"foo");
 349     ok(!strcmp(buffer,"0foo"),"String not zero-prefixed \"%s\"\n",buffer);
 350     ok( r==4, "return count wrong\n");
 351
 352     format = "%.1s";
 353     r = sprintf(buffer,format,"foo");
 354     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 355     ok( r==1, "return count wrong\n");
 356
 357     format = "%.*s";
 358     r = sprintf(buffer,format,1,"foo");
 359     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 360     ok( r==1, "return count wrong\n");
 361
 362     format = "%*s";
 363     r = sprintf(buffer,format,-5,"foo");
 364     ok(!strcmp(buffer,"foo  "),"Negative field width ignored \"%s\"\n",buffer);
 365     ok( r==5, "return count wrong\n");
 366
 367     format = "hello";
 368     r = sprintf(buffer, format);
 369     ok(!strcmp(buffer,"hello"), "failed\n");
 370     ok( r==5, "return count wrong\n");
 371
 372     format = "%ws";
 373     r = sprintf(buffer, format, wide);
 374     ok(!strcmp(buffer,"wide"), "failed\n");
 375     ok( r==4, "return count wrong\n");
 376
 377     format = "%-10ws";
 378     r = sprintf(buffer, format, wide );
 379     ok(!strcmp(buffer,"wide      "), "failed\n");
 380     ok( r==10, "return count wrong\n");
 381
 382     format = "%10ws";
 383     r = sprintf(buffer, format, wide );
 384     ok(!strcmp(buffer,"      wide"), "failed\n");
 385     ok( r==10, "return count wrong\n");
 386
 387     format = "%#+ -03whlls";
 388     r = sprintf(buffer, format, wide );
 389     ok(!strcmp(buffer,"wide"), "failed\n");
 390     ok( r==4, "return count wrong\n");
 391
 392     format = "%w0s";
 393     r = sprintf(buffer, format, wide );
 394     ok(!strcmp(buffer,"0s"), "failed\n");
 395     ok( r==2, "return count wrong\n");
 396
 397     format = "%w-s";
 398     r = sprintf(buffer, format, wide );
 399     ok(!strcmp(buffer,"-s"), "failed\n");
 400     ok( r==2, "return count wrong\n");
 401
 402     format = "%ls";
 403     r = sprintf(buffer, format, wide );
 404     ok(!strcmp(buffer,"wide"), "failed\n");
 405     ok( r==4, "return count wrong\n");
 406
 407     format = "%Ls";
 408     r = sprintf(buffer, format, "not wide" );
 409     ok(!strcmp(buffer,"not wide"), "failed\n");
 410     ok( r==8, "return count wrong\n");
 411
 412     format = "%b";
 413     r = sprintf(buffer, format);
 414     ok(!strcmp(buffer,"b"), "failed\n");
 415     ok( r==1, "return count wrong\n");
 416
 417     format = "%3c";
 418     r = sprintf(buffer, format,'a');
 419     ok(!strcmp(buffer,"  a"), "failed\n");
 420     ok( r==3, "return count wrong\n");
 421
 422     format = "%3d";
 423     r = sprintf(buffer, format,1234);
 424     ok(!strcmp(buffer,"1234"), "failed\n");
 425     ok( r==4, "return count wrong\n");
 426
 427     format = "%3h";
 428     r = sprintf(buffer, format);
 429     ok(!strcmp(buffer,""), "failed\n");
 430     ok( r==0, "return count wrong\n");
 431
 432     format = "%j%k%m%q%r%t%v%y%z";
 433     r = sprintf(buffer, format);
 434     ok(!strcmp(buffer,"jkmqrtvyz"), "failed\n");
 435     ok( r==9, "return count wrong\n");
 436
 437     format = "asdf%n";
 438     x = 0;
 439     r = sprintf(buffer, format, &x );
 440     if (r == -1)
 441     {
 442         /* %n format is disabled by default on vista */
 443         /* FIXME: should test with _set_printf_count_output */
 444         ok(x == 0, "should not write to x: %d\n", x);
 445     }
 446     else
 447     {
 448         ok(x == 4, "should write to x: %d\n", x);
 449         ok(!strcmp(buffer,"asdf"), "failed\n");
 450         ok( r==4, "return count wrong: %d\n", r);
 451     }
 452
 453     format = "%-1d";
 454     r = sprintf(buffer, format,2);
 455     ok(!strcmp(buffer,"2"), "failed\n");
 456     ok( r==1, "return count wrong\n");
 457
 458     format = "%2.4f";
 459     r = sprintf(buffer, format,8.6);
 460     ok(!strcmp(buffer,"8.6000"), "failed\n");
 461     ok( r==6, "return count wrong\n");
 462
 463     format = "%0f";
 464     r = sprintf(buffer, format,0.6);
 465     ok(!strcmp(buffer,"0.600000"), "failed\n");
 466     ok( r==8, "return count wrong\n");
 467
 468     format = "%.0f";
 469     r = sprintf(buffer, format,0.6);
 470     ok(!strcmp(buffer,"1"), "failed\n");
 471     ok( r==1, "return count wrong\n");
 472
 473     format = "%2.4e";
 474     r = sprintf(buffer, format,8.6);
 475     ok(!strcmp(buffer,"8.6000e+000"), "failed\n");
 476     ok( r==11, "return count wrong\n");
 477
 478     format = "%2.4g";
 479     r = sprintf(buffer, format,8.6);
 480     ok(!strcmp(buffer,"8.6"), "failed\n");
 481     ok( r==3, "return count wrong\n");
 482
 483     format = "%-i";
 484     r = sprintf(buffer, format,-1);
 485     ok(!strcmp(buffer,"-1"), "failed\n");
 486     ok( r==2, "return count wrong\n");
 487
 488     format = "%-i";
 489     r = sprintf(buffer, format,1);
 490     ok(!strcmp(buffer,"1"), "failed\n");
 491     ok( r==1, "return count wrong\n");
 492
 493     format = "%+i";
 494     r = sprintf(buffer, format,1);
 495     ok(!strcmp(buffer,"+1"), "failed\n");
 496     ok( r==2, "return count wrong\n");
 497
 498     format = "%o";
 499     r = sprintf(buffer, format,10);
 500     ok(!strcmp(buffer,"12"), "failed\n");
 501     ok( r==2, "return count wrong\n");
 502
 503     format = "%p";
 504     r = sprintf(buffer, format,0);
 505     if (sizeof(void *) == 8)
 506     {
 507         ok(!strcmp(buffer,"0000000000000000"), "failed\n");
 508         ok( r==16, "return count wrong\n");
 509     }
 510     else
 511     {
 512         ok(!strcmp(buffer,"00000000"), "failed\n");
 513         ok( r==8, "return count wrong\n");
 514     }
 515
 516     format = "%s";
 517     r = sprintf(buffer, format,0);
 518     ok(!strcmp(buffer,"(null)"), "failed\n");
 519     ok( r==6, "return count wrong\n");
 520
 521     format = "%s";
 522     r = sprintf(buffer, format,"%%%%");
 523     ok(!strcmp(buffer,"%%%%"), "failed\n");
 524     ok( r==4, "return count wrong\n");
 525
 526     format = "%u";
 527     r = sprintf(buffer, format,-1);
 528     ok(!strcmp(buffer,"4294967295"), "failed\n");
 529     ok( r==10, "return count wrong\n");
 530
 531     format = "%w";
 532     r = sprintf(buffer, format,-1);
 533     ok(!strcmp(buffer,""), "failed\n");
 534     ok( r==0, "return count wrong\n");
 535
 536     format = "%h";
 537     r = sprintf(buffer, format,-1);
 538     ok(!strcmp(buffer,""), "failed\n");
 539     ok( r==0, "return count wrong\n");
 540
 541     format = "%z";
 542     r = sprintf(buffer, format,-1);
 543     ok(!strcmp(buffer,"z"), "failed\n");
 544     ok( r==1, "return count wrong\n");
 545
 546     format = "%j";
 547     r = sprintf(buffer, format,-1);
 548     ok(!strcmp(buffer,"j"), "failed\n");
 549     ok( r==1, "return count wrong\n");
 550
 551     format = "%F";
 552     r = sprintf(buffer, format,-1);
 553     ok(!strcmp(buffer,""), "failed\n");
 554     ok( r==0, "return count wrong\n");
 555
 556     format = "%H";
 557     r = sprintf(buffer, format,-1);
 558     ok(!strcmp(buffer,"H"), "failed\n");
 559     ok( r==1, "return count wrong\n");
 560
 561     format = "x%cx";
 562     r = sprintf(buffer, format, 0x100+'X');
 563     ok(!strcmp(buffer,"xXx"), "failed\n");
 564     ok( r==3, "return count wrong\n");
 565
 566     format = "%%0";
 567     r = sprintf(buffer, format);
 568     ok(!strcmp(buffer,"%0"), "failed: \"%s\"\n", buffer);
 569     ok( r==2, "return count wrong\n");
 570 }
 571
 572 static void test_swprintf( void )
 573 {
 574     wchar_t buffer[100];
 575     const wchar_t I64d[] = {'%','I','6','4','d',0};
 576     double pnumber=789456123;
 577     const wchar_t TwentyThreePoint15e[]= {'%','+','#','2','3','.','1','5','e',0};
 578     const wchar_t e008[] = {'e','+','0','0','8',0};
 579     const wchar_t string_w[] = {'s','t','r','i','n','g',0};
 580     const char string[] = "string";
 581     const wchar_t S[]={'%','S',0};
 582     const wchar_t hs[] = {'%', 'h', 's', 0};
 583
 584     swprintf(buffer,TwentyThreePoint15e,pnumber);
 585     ok(wcsstr(buffer,e008) != 0,"Sprintf different\n");
 586     swprintf(buffer,I64d,((ULONGLONG)0xffffffff)*0xffffffff);
 587       ok(wcslen(buffer) == 11,"Problem with long long\n");
 588     swprintf(buffer,S,string);
 589       ok(wcslen(buffer) == 6,"Problem with \"%%S\" interpretation\n");
 590    swprintf(buffer, hs, string);
 591    ok( wcscmp(string_w,buffer) == 0, "swprintf failed with %%hs\n");
 592 }
 593
 594 static void test_snprintf (void)
 595 {
 596     struct snprintf_test {
 597         const char *format;
 598         int expected;
 599     };
 600     /* Pre-2.1 libc behaviour, not C99 compliant. */
 601     const struct snprintf_test tests[] = {{"short", 5},
 602                                           {"justfit", 7},
 603                                           {"justfits", 8},
 604                                           {"muchlonger", -1}};
 605     char buffer[8];
 606     const int bufsiz = sizeof buffer;
 607     unsigned int i;
 608
 609     for (i = 0; i < sizeof tests / sizeof tests[0]; i++) {
 610         const char *fmt  = tests[i].format;
 611         const int expect = tests[i].expected;
 612         const int n      = _snprintf (buffer, bufsiz, fmt);
 613         const int valid  = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
 614
 615         ok (n == expect, "\"%s\": expected %d, returned %d\n",
 616             fmt, expect, n);
 617         ok (!memcmp (fmt, buffer, valid),
 618             "\"%s\": rendered \"%.*s\"\n", fmt, valid, buffer);
 619     };
 620 }
 621
 622 static void test_fcvt(void)
 623 {
 624     char *str;
 625     int dec=100, sign=100;
 626
 627     /* Numbers less than 1.0 with different precisions */
 628     str = _fcvt(0.0001, 1, &dec, &sign );
 629     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 630     ok( -3 == dec, "dec wrong %d\n", dec);
 631     ok( 0 == sign, "sign wrong\n");
 632
 633     str = _fcvt(0.0001, -10, &dec, &sign );
 634     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 635     ok( -3 == dec, "dec wrong %d\n", dec);
 636     ok( 0 == sign, "sign wrong\n");
 637
 638     str = _fcvt(0.0001, 10, &dec, &sign );
 639     ok( 0 == strcmp(str,"1000000"), "bad return '%s'\n", str);
 640     ok( -3 == dec, "dec wrong %d\n", dec);
 641     ok( 0 == sign, "sign wrong\n");
 642
 643     /* Basic sign test */
 644     str = _fcvt(-111.0001, 5, &dec, &sign );
 645     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 646     ok( 3 == dec, "dec wrong %d\n", dec);
 647     ok( 1 == sign, "sign wrong\n");
 648
 649     str = _fcvt(111.0001, 5, &dec, &sign );
 650     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 651     ok( 3 == dec, "dec wrong\n");
 652     ok( 0 == sign, "sign wrong\n");
 653
 654     /* 0.0 with different precisions */
 655     str = _fcvt(0.0, 5, &dec, &sign );
 656     ok( 0 == strcmp(str,"00000"), "bad return '%s'\n", str);
 657     ok( 0 == dec, "dec wrong %d\n", dec);
 658     ok( 0 == sign, "sign wrong\n");
 659
 660     str = _fcvt(0.0, 0, &dec, &sign );
 661     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 662     ok( 0 == dec, "dec wrong %d\n", dec);
 663     ok( 0 == sign, "sign wrong\n");
 664
 665     str = _fcvt(0.0, -1, &dec, &sign );
 666     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 667     ok( 0 == dec, "dec wrong %d\n", dec);
 668     ok( 0 == sign, "sign wrong\n");
 669
 670     /* Numbers > 1.0 with 0 or -ve precision */
 671     str = _fcvt(-123.0001, 0, &dec, &sign );
 672     ok( 0 == strcmp(str,"123"), "bad return '%s'\n", str);
 673     ok( 3 == dec, "dec wrong %d\n", dec);
 674     ok( 1 == sign, "sign wrong\n");
 675
 676     str = _fcvt(-123.0001, -1, &dec, &sign );
 677     ok( 0 == strcmp(str,"12"), "bad return '%s'\n", str);
 678     ok( 3 == dec, "dec wrong %d\n", dec);
 679     ok( 1 == sign, "sign wrong\n");
 680
 681     str = _fcvt(-123.0001, -2, &dec, &sign );
 682     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 683     ok( 3 == dec, "dec wrong %d\n", dec);
 684     ok( 1 == sign, "sign wrong\n");
 685
 686     str = _fcvt(-123.0001, -3, &dec, &sign );
 687     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 688     ok( 3 == dec, "dec wrong %d\n", dec);
 689     ok( 1 == sign, "sign wrong\n");
 690
 691     /* Numbers > 1.0, but with rounding at the point of precision */
 692     str = _fcvt(99.99, 1, &dec, &sign );
 693     ok( 0 == strcmp(str,"1000"), "bad return '%s'\n", str);
 694     ok( 3 == dec, "dec wrong %d\n", dec);
 695     ok( 0 == sign, "sign wrong\n");
 696
 697     /* Numbers < 1.0 where rounding occurs at the point of precision */
 698     str = _fcvt(0.00636, 2, &dec, &sign );
 699     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 700     ok( -1 == dec, "dec wrong %d\n", dec);
 701     ok( 0 == sign, "sign wrong\n");
 702
 703     str = _fcvt(0.00636, 3, &dec, &sign );
 704     ok( 0 == strcmp(str,"6"), "bad return '%s'\n", str);
 705     ok( -2 == dec, "dec wrong %d\n", dec);
 706     ok( 0 == sign, "sign wrong\n");
 707
 708     str = _fcvt(0.09999999996, 2, &dec, &sign );
 709     ok( 0 == strcmp(str,"10"), "bad return '%s'\n", str);
 710     ok( 0 == dec, "dec wrong %d\n", dec);
 711     ok( 0 == sign, "sign wrong\n");
 712
 713     str = _fcvt(0.6, 0, &dec, &sign );
 714     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 715     ok( 1 == dec, "dec wrong %d\n", dec);
 716     ok( 0 == sign, "sign wrong\n");
 717 }
 718
 719 /* Don't test nrdigits < 0, msvcrt on Win9x and NT4 will corrupt memory by
 720  * writing outside allocated memory */
 721 static struct {
 722     double value;
 723     int nrdigits;
 724     const char *expstr_e;
 725     const char *expstr_f;
 726     int expdecpt_e;
 727     int expdecpt_f;
 728     int expsign;
 729 } test_cvt_testcases[] = {
 730     {          45.0,   2,        "45",           "4500",          2,      2,      0 },
 731     /* Numbers less than 1.0 with different precisions */
 732     {        0.0001,   1,         "1",               "",         -3,     -3,     0 },
 733     {        0.0001,  10,"1000000000",        "1000000",         -3,     -3,     0 },
 734     /* Basic sign test */
 735     {     -111.0001,   5,     "11100",       "11100010",          3,      3,     1 },
 736     {      111.0001,   5,     "11100",       "11100010",          3,      3,     0 },
 737     /* big numbers with low precision */
 738     {        3333.3,   2,        "33",         "333330",          4,      4,     0 },
 739     {999999999999.9,   3,       "100","999999999999900",         13,     12,     0 },
 740     /* 0.0 with different precisions */
 741     {           0.0,   5,     "00000",          "00000",          0,      0,     0 },
 742     {           0.0,   0,          "",               "",          0,      0,     0 },
 743     {           0.0,  -1,          "",               "",          0,      0,     0 },
 744     /* Numbers > 1.0 with 0 or -ve precision */
 745     {     -123.0001,   0,          "",            "123",          3,      3,     1 },
 746     {     -123.0001,  -1,          "",             "12",          3,      3,     1 },
 747     {     -123.0001,  -2,          "",              "1",          3,      3,     1 },
 748     {     -123.0001,  -3,          "",               "",          3,      3,     1 },
 749     /* Numbers > 1.0, but with rounding at the point of precision */
 750     {         99.99,   1,         "1",           "1000",          3,      3,     0 },
 751     /* Numbers < 1.0 where rounding occurs at the point of precision */
 752     {        0.0063,   2,        "63",              "1",         -2,     -1,     0 },
 753     {        0.0063,   3,        "630",             "6",         -2,     -2,     0 },
 754     { 0.09999999996,   2,        "10",             "10",          0,      0,     0 },
 755     {           0.6,   1,         "6",              "6",          0,      0,     0 },
 756     {           0.6,   0,          "",              "1",          1,      1,     0 },
 757     {           0.4,   0,          "",               "",          0,      0,     0 },
 758     {          0.49,   0,          "",               "",          0,      0,     0 },
 759     {          0.51,   0,          "",              "1",          1,      1,     0 },
 760     /* ask ridiculous amunt of precision, ruin formatting this table */
 761     {           1.0,  30, "100000000000000000000000000000",
 762                       "1000000000000000000000000000000",          1,      1,      0},
 763     {           123456789012345678901.0,  30, "123456789012345680000000000000",
 764                       "123456789012345680000000000000000000000000000000000",         21,    21,      0},
 765     /* end marker */
 766     { 0, 0, "END"}
 767 };
 768
 769 static void test_xcvt(void)
 770 {
 771     char *str;
 772     int i, decpt, sign, err;
 773     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 774         decpt = sign = 100;
 775         str = _ecvt( test_cvt_testcases[i].value,
 776                 test_cvt_testcases[i].nrdigits,
 777                 &decpt,
 778                 &sign);
 779         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_e, 15),
 780                "_ecvt() bad return, got \n'%s' expected \n'%s'\n", str,
 781               test_cvt_testcases[i].expstr_e);
 782         ok( decpt == test_cvt_testcases[i].expdecpt_e,
 783                 "_ecvt() decimal point wrong, got %d expected %d\n", decpt,
 784                 test_cvt_testcases[i].expdecpt_e);
 785         ok( sign == test_cvt_testcases[i].expsign,
 786                 "_ecvt() sign wrong, got %d expected %d\n", sign,
 787                 test_cvt_testcases[i].expsign);
 788     }
 789     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 790         decpt = sign = 100;
 791         str = _fcvt( test_cvt_testcases[i].value,
 792                 test_cvt_testcases[i].nrdigits,
 793                 &decpt,
 794                 &sign);
 795         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_f, 15),
 796                "_fcvt() bad return, got \n'%s' expected \n'%s'\n", str,
 797               test_cvt_testcases[i].expstr_f);
 798         ok( decpt == test_cvt_testcases[i].expdecpt_f,
 799                 "_fcvt() decimal point wrong, got %d expected %d\n", decpt,
 800                 test_cvt_testcases[i].expdecpt_f);
 801         ok( sign == test_cvt_testcases[i].expsign,
 802                 "_ecvt() sign wrong, got %d expected %d\n", sign,
 803                 test_cvt_testcases[i].expsign);
 804     }
 805
 806     if (p__ecvt_s)
 807     {
 808         str = malloc(1024);
 809         for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 810             decpt = sign = 100;
 811             err = p__ecvt_s(str, 1024, test_cvt_testcases[i].value, test_cvt_testcases[i].nrdigits, &decpt, &sign);
 812             ok(err == 0, "_ecvt_s() failed with error code %d\n", err);
 813             ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_e, 15),
 814                    "_ecvt_s() bad return, got \n'%s' expected \n'%s'\n", str,
 815                   test_cvt_testcases[i].expstr_e);
 816             ok( decpt == test_cvt_testcases[i].expdecpt_e,
 817                     "_ecvt_s() decimal point wrong, got %d expected %d\n", decpt,
 818                     test_cvt_testcases[i].expdecpt_e);
 819             ok( sign == test_cvt_testcases[i].expsign,
 820                     "_ecvt_s() sign wrong, got %d expected %d\n", sign,
 821                     test_cvt_testcases[i].expsign);
 822         }
 823         free(str);
 824     }
 825     else
 826        win_skip("_ecvt_s not available\n");
 827 }
 828
 829 static int __cdecl _vsnwprintf_wrapper(wchar_t *str, size_t len, const wchar_t *format, ...)
 830 {
 831     int ret;
 832     __ms_va_list valist;
 833     __ms_va_start(valist, format);
 834     ret = _vsnwprintf(str, len, format, valist);
 835     __ms_va_end(valist);
 836     return ret;
 837 }
 838
 839 static void test_vsnwprintf(void)
 840 {
 841     const wchar_t format[] = {'%','w','s','%','w','s','%','w','s',0};
 842     const wchar_t one[]    = {'o','n','e',0};
 843     const wchar_t two[]    = {'t','w','o',0};
 844     const wchar_t three[]  = {'t','h','r','e','e',0};
 845
 846     int ret;
 847     wchar_t str[32];
 848     char buf[32];
 849
 850     ret = _vsnwprintf_wrapper( str, sizeof(str)/sizeof(str[0]), format, one, two, three );
 851
 852     ok( ret == 11, "got %d expected 11\n", ret );
 853     WideCharToMultiByte( CP_ACP, 0, str, -1, buf, sizeof(buf), NULL, NULL );
 854     ok( !strcmp(buf, "onetwothree"), "got %s expected 'onetwothree'\n", buf );
 855 }
 856
 857 static int __cdecl _vscprintf_wrapper(const char *format, ...)
 858 {
 859     int ret;
 860     __ms_va_list valist;
 861     __ms_va_start(valist, format);
 862     ret = p__vscprintf(format, valist);
 863     __ms_va_end(valist);
 864     return ret;
 865 }
 866
 867 static void test_vscprintf(void)
 868 {
 869     int ret;
 870
 871     if (!p__vscprintf)
 872     {
 873        win_skip("_vscprintf not available\n");
 874        return;
 875     }
 876
 877     ret = _vscprintf_wrapper( "%s %d", "number", 1 );
 878     ok( ret == 8, "got %d expected 8\n", ret );
 879 }
 880
 881 static int __cdecl _vscwprintf_wrapper(const wchar_t *format, ...)
 882 {
 883     int ret;
 884     __ms_va_list valist;
 885     __ms_va_start(valist, format);
 886     ret = p__vscwprintf(format, valist);
 887     __ms_va_end(valist);
 888     return ret;
 889 }
 890
 891 static void test_vscwprintf(void)
 892 {
 893     const wchar_t format[] = {'%','s',' ','%','d',0};
 894     const wchar_t number[] = {'n','u','m','b','e','r',0};
 895
 896     int ret;
 897
 898     if (!p__vscwprintf)
 899     {
 900         win_skip("_vscwprintf not available\n");
 901         return;
 902     }
 903
 904     ret = _vscwprintf_wrapper( format, number, 1 );
 905     ok( ret == 8, "got %d expected 8\n", ret );
 906 }
 907
 908 static int __cdecl _vsnwprintf_s_wrapper(wchar_t *str, size_t sizeOfBuffer,
 909                                  size_t count, const wchar_t *format, ...)
 910 {
 911     int ret;
 912     __ms_va_list valist;
 913     __ms_va_start(valist, format);
 914     ret = p__vsnwprintf_s(str, sizeOfBuffer, count, format, valist);
 915     __ms_va_end(valist);
 916     return ret;
 917 }
 918
 919 static void test_vsnwprintf_s(void)
 920 {
 921     const wchar_t format[] = { 'A','B','%','u','C',0 };
 922     const wchar_t out7[] = { 'A','B','1','2','3','C',0 };
 923     const wchar_t out6[] = { 'A','B','1','2','3',0 };
 924     const wchar_t out2[] = { 'A',0 };
 925     const wchar_t out1[] = { 0 };
 926     wchar_t buffer[14] = { 0 };
 927     int exp, got;
 928
 929     if (!p__vsnwprintf_s)
 930     {
 931         win_skip("_vsnwprintf_s not available\n");
 932         return;
 933     }
 934
 935     /* Enough room. */
 936     exp = wcslen(out7);
 937
 938     got = _vsnwprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
 939     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 940     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 941
 942     got = _vsnwprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
 943     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 944     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 945
 946     got = _vsnwprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
 947     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 948     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 949
 950     /* Not enough room. */
 951     exp = -1;
 952
 953     got = _vsnwprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
 954     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 955     ok( !wcscmp(out6, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 956
 957     got = _vsnwprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
 958     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 959     ok( !wcscmp(out2, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 960
 961     got = _vsnwprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
 962     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 963     ok( !wcscmp(out1, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 964 }
 965
 966 START_TEST(printf)
 967 {
 968     init();
 969
 970     test_sprintf();
 971     test_swprintf();
 972     test_snprintf();
 973     test_fcvt();
 974     test_xcvt();
 975     test_vsnwprintf();
 976     test_vscprintf();
 977     test_vscwprintf();
 978     test_vsnwprintf_s();
 979 }