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 #include <errno.h>
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winnls.h"
  34
  35 #include "wine/test.h"
  36
  37 static int (__cdecl *p__vscprintf)(const char *format, __ms_va_list valist);
  38 static int (__cdecl *p__vscwprintf)(const wchar_t *format, __ms_va_list valist);
  39 static int (__cdecl *p__vsnwprintf_s)(wchar_t *str, size_t sizeOfBuffer,
  40                                       size_t count, const wchar_t *format,
  41                                       __ms_va_list valist);
  42 static int (__cdecl *p__ecvt_s)(char *buffer, size_t length, double number,
  43                                 int ndigits, int *decpt, int *sign);
  44 static int (__cdecl *p__fcvt_s)(char *buffer, size_t length, double number,
  45                                 int ndigits, int *decpt, int *sign);
  46
  47 static void init( void )
  48 {
  49     HMODULE hmod = GetModuleHandleA("msvcrt.dll");
  50
  51     p__vscprintf = (void *)GetProcAddress(hmod, "_vscprintf");
  52     p__vscwprintf = (void *)GetProcAddress(hmod, "_vscwprintf");
  53     p__vsnwprintf_s = (void *)GetProcAddress(hmod, "_vsnwprintf_s");
  54     p__ecvt_s = (void *)GetProcAddress(hmod, "_ecvt_s");
  55     p__fcvt_s = (void *)GetProcAddress(hmod, "_fcvt_s");
  56 }
  57
  58 static void test_sprintf( void )
  59 {
  60     char buffer[100];
  61     const char *format;
  62     double pnumber=789456123;
  63     int x, r;
  64     WCHAR wide[] = { 'w','i','d','e',0};
  65
  66     format = "%+#23.15e";
  67     r = sprintf(buffer,format,pnumber);
  68     ok(!strcmp(buffer,"+7.894561230000000e+008"),"+#23.15e failed: '%s'\n", buffer);
  69     ok( r==23, "return count wrong\n");
  70
  71     format = "%-#23.15e";
  72     r = sprintf(buffer,format,pnumber);
  73     ok(!strcmp(buffer,"7.894561230000000e+008 "),"-#23.15e failed: '%s'\n", buffer);
  74     ok( r==23, "return count wrong\n");
  75
  76     format = "%#23.15e";
  77     r = sprintf(buffer,format,pnumber);
  78     ok(!strcmp(buffer," 7.894561230000000e+008"),"#23.15e failed: '%s'\n", buffer);
  79     ok( r==23, "return count wrong\n");
  80
  81     format = "%#1.1g";
  82     r = sprintf(buffer,format,pnumber);
  83     ok(!strcmp(buffer,"8.e+008"),"#1.1g failed: '%s'\n", buffer);
  84     ok( r==7, "return count wrong\n");
  85
  86     format = "%I64d";
  87     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
  88     ok(!strcmp(buffer,"-8589934591"),"Problem with long long\n");
  89     ok( r==11, "return count wrong\n");
  90
  91     format = "%+8I64d";
  92     r = sprintf(buffer,format,(LONGLONG)100);
  93     ok(!strcmp(buffer,"    +100") && r==8,"+8I64d failed: '%s'\n", buffer);
  94
  95     format = "%+.8I64d";
  96     r = sprintf(buffer,format,(LONGLONG)100);
  97     ok(!strcmp(buffer,"+00000100") && r==9,"+.8I64d failed: '%s'\n", buffer);
  98
  99     format = "%+10.8I64d";
 100     r = sprintf(buffer,format,(LONGLONG)100);
 101     ok(!strcmp(buffer," +00000100") && r==10,"+10.8I64d failed: '%s'\n", buffer);
 102     format = "%_1I64d";
 103     r = sprintf(buffer,format,(LONGLONG)100);
 104     ok(!strcmp(buffer,"_1I64d") && r==6,"_1I64d failed\n");
 105
 106     format = "%-1.5I64d";
 107     r = sprintf(buffer,format,(LONGLONG)-100);
 108     ok(!strcmp(buffer,"-00100") && r==6,"-1.5I64d 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,"-100 ") && r==5,"-5I64d failed: '%s'\n", buffer);
 125
 126     format = "%-.5I64d";
 127     r = sprintf(buffer,format,(LONGLONG)100);
 128     ok(!strcmp(buffer,"00100") && r==5,"-.5I64d failed: '%s'\n", buffer);
 129
 130     format = "%-.5I64d";
 131     r = sprintf(buffer,format,(LONGLONG)-100);
 132     ok(!strcmp(buffer,"-00100") && r==6,"-.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 = "%-8.5I64d";
 139     r = sprintf(buffer,format,(LONGLONG)-100);
 140     ok(!strcmp(buffer,"-00100  ") && r==8,"-8.5I64d failed: '%s'\n", buffer);
 141
 142     format = "%05I64d";
 143     r = sprintf(buffer,format,(LONGLONG)100);
 144     ok(!strcmp(buffer,"00100") && r==5,"05I64d failed: '%s'\n", buffer);
 145
 146     format = "%05I64d";
 147     r = sprintf(buffer,format,(LONGLONG)-100);
 148     ok(!strcmp(buffer,"-0100") && r==5,"05I64d 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 = "% I64d";
 155     r = sprintf(buffer,format,(LONGLONG)-100);
 156     ok(!strcmp(buffer,"-100") && r==4,"' I64d' 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," -100") && r==5,"' 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 = "% .5I64d";
 171     r = sprintf(buffer,format,(LONGLONG)-100);
 172     ok(!strcmp(buffer,"-00100") && r==6,"' .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 = "% 8.5I64d";
 179     r = sprintf(buffer,format,(LONGLONG)-100);
 180     ok(!strcmp(buffer,"  -00100") && r==8,"' 8.5I64d' failed: '%s'\n", buffer);
 181
 182     format = "%.0I64d";
 183     r = sprintf(buffer,format,(LONGLONG)0);
 184     ok(r==0,".0I64d failed: '%s'\n", buffer);
 185
 186     format = "%#+21.18I64x";
 187     r = sprintf(buffer,format,(LONGLONG)-100);
 188     ok(!strcmp(buffer," 0x00ffffffffffffff9c") && r==21,"#+21.18I64x failed: '%s'\n", buffer);
 189
 190     format = "%#.25I64o";
 191     r = sprintf(buffer,format,(LONGLONG)-100);
 192     ok(!strcmp(buffer,"0001777777777777777777634") && r==25,"#.25I64o failed: '%s'\n", buffer);
 193
 194     format = "%#+24.20I64o";
 195     r = sprintf(buffer,format,(LONGLONG)-100);
 196     ok(!strcmp(buffer," 01777777777777777777634") && r==24,"#+24.20I64o failed: '%s'\n", buffer);
 197
 198     format = "%#+18.21I64X";
 199     r = sprintf(buffer,format,(LONGLONG)-100);
 200     ok(!strcmp(buffer,"0X00000FFFFFFFFFFFFFF9C") && r==23,"#+18.21I64X failed: '%s '\n", buffer);
 201
 202     format = "%#+20.24I64o";
 203     r = sprintf(buffer,format,(LONGLONG)-100);
 204     ok(!strcmp(buffer,"001777777777777777777634") && r==24,"#+20.24I64o 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 conversion failed: '%s'\n", buffer);
 209
 210     format = "%#+25.22I64u";
 211     r = sprintf(buffer,format,(LONGLONG)-1);
 212     ok(!strcmp(buffer,"   0018446744073709551615") && r==25,"#+25.22I64u failed: '%s'\n", buffer);
 213
 214     format = "%#+30.25I64u";
 215     r = sprintf(buffer,format,(LONGLONG)-1);
 216     ok(!strcmp(buffer,"     0000018446744073709551615") && r==30,"#+30.25I64u failed: '%s'\n", buffer);
 217
 218     format = "%+#25.22I64d";
 219     r = sprintf(buffer,format,(LONGLONG)-1);
 220     ok(!strcmp(buffer,"  -0000000000000000000001") && r==25,"+#25.22I64d failed: '%s'\n", buffer);
 221
 222     format = "%#-8.5I64o";
 223     r = sprintf(buffer,format,(LONGLONG)100);
 224     ok(!strcmp(buffer,"00144   ") && r==8,"-8.5I64o 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 = "%#-+ 08.5I64d";
 231     r = sprintf(buffer,format,(LONGLONG)100);
 232     ok(!strcmp(buffer,"+00100  ") && r==8,"#-+ 08.5I64d failed: '%s'\n", buffer);
 233
 234     format = "%.80I64d";
 235     r = sprintf(buffer,format,(LONGLONG)1);
 236     ok(r==80,"%s format failed\n", format);
 237
 238     format = "% .80I64d";
 239     r = sprintf(buffer,format,(LONGLONG)1);
 240     ok(r==81,"%s format failed\n", format);
 241
 242     format = "% .80d";
 243     r = sprintf(buffer,format,1);
 244     ok(r==81,"%s format failed\n", format);
 245
 246     format = "%lld";
 247     r = sprintf(buffer,format,((ULONGLONG)0xffffffff)*0xffffffff);
 248     ok( r == 1 || r == 11, "return count wrong %d\n", r);
 249     if (r == 11)  /* %ll works on Vista */
 250         ok(!strcmp(buffer, "-8589934591"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 251     else
 252         ok(!strcmp(buffer, "1"), "Problem with \"ll\" interpretation '%s'\n", buffer);
 253
 254     format = "%I";
 255     r = sprintf(buffer,format,1);
 256     ok(!strcmp(buffer, "I"), "Problem with \"I\" interpretation\n");
 257     ok( r==1, "return count wrong\n");
 258
 259     format = "%I0d";
 260     r = sprintf(buffer,format,1);
 261     ok(!strcmp(buffer,"I0d"),"I0d failed\n");
 262     ok( r==3, "return count wrong\n");
 263
 264     format = "%I32d";
 265     r = sprintf(buffer,format,1);
 266     if (r == 1)
 267     {
 268         ok(!strcmp(buffer,"1"),"I32d failed, got '%s'\n",buffer);
 269     }
 270     else
 271     {
 272         /* Older versions don't grok I32 format */
 273         ok(r == 4 && !strcmp(buffer,"I32d"),"I32d failed, got '%s',%d\n",buffer,r);
 274     }
 275
 276     format = "%I64D";
 277     r = sprintf(buffer,format,(LONGLONG)-1);
 278     ok(!strcmp(buffer,"D"),"I64D failed: %s\n",buffer);
 279     ok( r==1, "return count wrong\n");
 280
 281     format = "% d";
 282     r = sprintf(buffer,format,1);
 283     ok(!strcmp(buffer, " 1"),"Problem with sign place-holder: '%s'\n",buffer);
 284     ok( r==2, "return count wrong\n");
 285
 286     format = "%+ d";
 287     r = sprintf(buffer,format,1);
 288     ok(!strcmp(buffer, "+1"),"Problem with sign flags: '%s'\n",buffer);
 289     ok( r==2, "return count wrong\n");
 290
 291     format = "%S";
 292     r = sprintf(buffer,format,wide);
 293     ok(!strcmp(buffer,"wide"),"Problem with wide string format\n");
 294     ok( r==4, "return count wrong\n");
 295
 296     format = "%04c";
 297     r = sprintf(buffer,format,'1');
 298     ok(!strcmp(buffer,"0001"),"Character not zero-prefixed \"%s\"\n",buffer);
 299     ok( r==4, "return count wrong\n");
 300
 301     format = "%-04c";
 302     r = sprintf(buffer,format,'1');
 303     ok(!strcmp(buffer,"1   "),"Character zero-padded and/or not left-adjusted \"%s\"\n",buffer);
 304     ok( r==4, "return count wrong\n");
 305
 306     if (sizeof(void *) == 8)
 307     {
 308         format = "%p";
 309         r = sprintf(buffer,format,(void *)57);
 310         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 311         ok( r==16, "return count wrong\n");
 312
 313         format = "%#020p";
 314         r = sprintf(buffer,format,(void *)57);
 315         ok(!strcmp(buffer,"  0X0000000000000039"),"Pointer formatted incorrectly\n");
 316         ok( r==20, "return count wrong\n");
 317
 318         format = "%Fp";
 319         r = sprintf(buffer,format,(void *)57);
 320         ok(!strcmp(buffer,"0000000000000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 321         ok( r==16, "return count wrong\n");
 322
 323         format = "%#-020p";
 324         r = sprintf(buffer,format,(void *)57);
 325         ok(!strcmp(buffer,"0X0000000000000039  "),"Pointer formatted incorrectly\n");
 326         ok( r==20, "return count wrong\n");
 327     }
 328     else
 329     {
 330         format = "%p";
 331         r = sprintf(buffer,format,(void *)57);
 332         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 333         ok( r==8, "return count wrong\n");
 334
 335         format = "%#012p";
 336         r = sprintf(buffer,format,(void *)57);
 337         ok(!strcmp(buffer,"  0X00000039"),"Pointer formatted incorrectly\n");
 338         ok( r==12, "return count wrong\n");
 339
 340         format = "%Fp";
 341         r = sprintf(buffer,format,(void *)57);
 342         ok(!strcmp(buffer,"00000039"),"Pointer formatted incorrectly \"%s\"\n",buffer);
 343         ok( r==8, "return count wrong\n");
 344
 345         format = "%#-012p";
 346         r = sprintf(buffer,format,(void *)57);
 347         ok(!strcmp(buffer,"0X00000039  "),"Pointer formatted incorrectly\n");
 348         ok( r==12, "return count wrong\n");
 349     }
 350
 351     format = "%04s";
 352     r = sprintf(buffer,format,"foo");
 353     ok(!strcmp(buffer,"0foo"),"String not zero-prefixed \"%s\"\n",buffer);
 354     ok( r==4, "return count wrong\n");
 355
 356     format = "%.1s";
 357     r = sprintf(buffer,format,"foo");
 358     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 359     ok( r==1, "return count wrong\n");
 360
 361     format = "%.*s";
 362     r = sprintf(buffer,format,1,"foo");
 363     ok(!strcmp(buffer,"f"),"Precision ignored \"%s\"\n",buffer);
 364     ok( r==1, "return count wrong\n");
 365
 366     format = "%*s";
 367     r = sprintf(buffer,format,-5,"foo");
 368     ok(!strcmp(buffer,"foo  "),"Negative field width ignored \"%s\"\n",buffer);
 369     ok( r==5, "return count wrong\n");
 370
 371     format = "hello";
 372     r = sprintf(buffer, format);
 373     ok(!strcmp(buffer,"hello"), "failed\n");
 374     ok( r==5, "return count wrong\n");
 375
 376     format = "%ws";
 377     r = sprintf(buffer, format, wide);
 378     ok(!strcmp(buffer,"wide"), "failed\n");
 379     ok( r==4, "return count wrong\n");
 380
 381     format = "%-10ws";
 382     r = sprintf(buffer, format, wide );
 383     ok(!strcmp(buffer,"wide      "), "failed\n");
 384     ok( r==10, "return count wrong\n");
 385
 386     format = "%10ws";
 387     r = sprintf(buffer, format, wide );
 388     ok(!strcmp(buffer,"      wide"), "failed\n");
 389     ok( r==10, "return count wrong\n");
 390
 391     format = "%#+ -03whlls";
 392     r = sprintf(buffer, format, wide );
 393     ok(!strcmp(buffer,"wide"), "failed\n");
 394     ok( r==4, "return count wrong\n");
 395
 396     format = "%w0s";
 397     r = sprintf(buffer, format, wide );
 398     ok(!strcmp(buffer,"0s"), "failed\n");
 399     ok( r==2, "return count wrong\n");
 400
 401     format = "%w-s";
 402     r = sprintf(buffer, format, wide );
 403     ok(!strcmp(buffer,"-s"), "failed\n");
 404     ok( r==2, "return count wrong\n");
 405
 406     format = "%ls";
 407     r = sprintf(buffer, format, wide );
 408     ok(!strcmp(buffer,"wide"), "failed\n");
 409     ok( r==4, "return count wrong\n");
 410
 411     format = "%Ls";
 412     r = sprintf(buffer, format, "not wide" );
 413     ok(!strcmp(buffer,"not wide"), "failed\n");
 414     ok( r==8, "return count wrong\n");
 415
 416     format = "%b";
 417     r = sprintf(buffer, format);
 418     ok(!strcmp(buffer,"b"), "failed\n");
 419     ok( r==1, "return count wrong\n");
 420
 421     format = "%3c";
 422     r = sprintf(buffer, format,'a');
 423     ok(!strcmp(buffer,"  a"), "failed\n");
 424     ok( r==3, "return count wrong\n");
 425
 426     format = "%3d";
 427     r = sprintf(buffer, format,1234);
 428     ok(!strcmp(buffer,"1234"), "failed\n");
 429     ok( r==4, "return count wrong\n");
 430
 431     format = "%3h";
 432     r = sprintf(buffer, format);
 433     ok(!strcmp(buffer,""), "failed\n");
 434     ok( r==0, "return count wrong\n");
 435
 436     format = "%j%k%m%q%r%t%v%y%z";
 437     r = sprintf(buffer, format);
 438     ok(!strcmp(buffer,"jkmqrtvyz"), "failed\n");
 439     ok( r==9, "return count wrong\n");
 440
 441     format = "asdf%n";
 442     x = 0;
 443     r = sprintf(buffer, format, &x );
 444     if (r == -1)
 445     {
 446         /* %n format is disabled by default on vista */
 447         /* FIXME: should test with _set_printf_count_output */
 448         ok(x == 0, "should not write to x: %d\n", x);
 449     }
 450     else
 451     {
 452         ok(x == 4, "should write to x: %d\n", x);
 453         ok(!strcmp(buffer,"asdf"), "failed\n");
 454         ok( r==4, "return count wrong: %d\n", r);
 455     }
 456
 457     format = "%-1d";
 458     r = sprintf(buffer, format,2);
 459     ok(!strcmp(buffer,"2"), "failed\n");
 460     ok( r==1, "return count wrong\n");
 461
 462     format = "%2.4f";
 463     r = sprintf(buffer, format,8.6);
 464     ok(!strcmp(buffer,"8.6000"), "failed\n");
 465     ok( r==6, "return count wrong\n");
 466
 467     format = "%0f";
 468     r = sprintf(buffer, format,0.6);
 469     ok(!strcmp(buffer,"0.600000"), "failed\n");
 470     ok( r==8, "return count wrong\n");
 471
 472     format = "%.0f";
 473     r = sprintf(buffer, format,0.6);
 474     ok(!strcmp(buffer,"1"), "failed\n");
 475     ok( r==1, "return count wrong\n");
 476
 477     format = "%2.4e";
 478     r = sprintf(buffer, format,8.6);
 479     ok(!strcmp(buffer,"8.6000e+000"), "failed\n");
 480     ok( r==11, "return count wrong\n");
 481
 482     format = "%2.4g";
 483     r = sprintf(buffer, format,8.6);
 484     ok(!strcmp(buffer,"8.6"), "failed\n");
 485     ok( r==3, "return count wrong\n");
 486
 487     format = "%-i";
 488     r = sprintf(buffer, format,-1);
 489     ok(!strcmp(buffer,"-1"), "failed\n");
 490     ok( r==2, "return count wrong\n");
 491
 492     format = "%-i";
 493     r = sprintf(buffer, format,1);
 494     ok(!strcmp(buffer,"1"), "failed\n");
 495     ok( r==1, "return count wrong\n");
 496
 497     format = "%+i";
 498     r = sprintf(buffer, format,1);
 499     ok(!strcmp(buffer,"+1"), "failed\n");
 500     ok( r==2, "return count wrong\n");
 501
 502     format = "%o";
 503     r = sprintf(buffer, format,10);
 504     ok(!strcmp(buffer,"12"), "failed\n");
 505     ok( r==2, "return count wrong\n");
 506
 507     format = "%p";
 508     r = sprintf(buffer, format,0);
 509     if (sizeof(void *) == 8)
 510     {
 511         ok(!strcmp(buffer,"0000000000000000"), "failed\n");
 512         ok( r==16, "return count wrong\n");
 513     }
 514     else
 515     {
 516         ok(!strcmp(buffer,"00000000"), "failed\n");
 517         ok( r==8, "return count wrong\n");
 518     }
 519
 520     format = "%s";
 521     r = sprintf(buffer, format,0);
 522     ok(!strcmp(buffer,"(null)"), "failed\n");
 523     ok( r==6, "return count wrong\n");
 524
 525     format = "%s";
 526     r = sprintf(buffer, format,"%%%%");
 527     ok(!strcmp(buffer,"%%%%"), "failed\n");
 528     ok( r==4, "return count wrong\n");
 529
 530     format = "%u";
 531     r = sprintf(buffer, format,-1);
 532     ok(!strcmp(buffer,"4294967295"), "failed\n");
 533     ok( r==10, "return count wrong\n");
 534
 535     format = "%w";
 536     r = sprintf(buffer, format,-1);
 537     ok(!strcmp(buffer,""), "failed\n");
 538     ok( r==0, "return count wrong\n");
 539
 540     format = "%h";
 541     r = sprintf(buffer, format,-1);
 542     ok(!strcmp(buffer,""), "failed\n");
 543     ok( r==0, "return count wrong\n");
 544
 545     format = "%z";
 546     r = sprintf(buffer, format,-1);
 547     ok(!strcmp(buffer,"z"), "failed\n");
 548     ok( r==1, "return count wrong\n");
 549
 550     format = "%j";
 551     r = sprintf(buffer, format,-1);
 552     ok(!strcmp(buffer,"j"), "failed\n");
 553     ok( r==1, "return count wrong\n");
 554
 555     format = "%F";
 556     r = sprintf(buffer, format,-1);
 557     ok(!strcmp(buffer,""), "failed\n");
 558     ok( r==0, "return count wrong\n");
 559
 560     format = "%H";
 561     r = sprintf(buffer, format,-1);
 562     ok(!strcmp(buffer,"H"), "failed\n");
 563     ok( r==1, "return count wrong\n");
 564
 565     format = "x%cx";
 566     r = sprintf(buffer, format, 0x100+'X');
 567     ok(!strcmp(buffer,"xXx"), "failed\n");
 568     ok( r==3, "return count wrong\n");
 569
 570     format = "%%0";
 571     r = sprintf(buffer, format);
 572     ok(!strcmp(buffer,"%0"), "failed: \"%s\"\n", buffer);
 573     ok( r==2, "return count wrong\n");
 574 }
 575
 576 static void test_swprintf( void )
 577 {
 578     wchar_t buffer[100];
 579     const wchar_t I64d[] = {'%','I','6','4','d',0};
 580     double pnumber=789456123;
 581     const wchar_t TwentyThreePoint15e[]= {'%','+','#','2','3','.','1','5','e',0};
 582     const wchar_t e008[] = {'e','+','0','0','8',0};
 583     const wchar_t string_w[] = {'s','t','r','i','n','g',0};
 584     const char string[] = "string";
 585     const wchar_t S[]={'%','S',0};
 586     const wchar_t hs[] = {'%', 'h', 's', 0};
 587
 588     swprintf(buffer,TwentyThreePoint15e,pnumber);
 589     ok(wcsstr(buffer,e008) != 0,"Sprintf different\n");
 590     swprintf(buffer,I64d,((ULONGLONG)0xffffffff)*0xffffffff);
 591       ok(wcslen(buffer) == 11,"Problem with long long\n");
 592     swprintf(buffer,S,string);
 593       ok(wcslen(buffer) == 6,"Problem with \"%%S\" interpretation\n");
 594    swprintf(buffer, hs, string);
 595    ok( wcscmp(string_w,buffer) == 0, "swprintf failed with %%hs\n");
 596 }
 597
 598 static void test_snprintf (void)
 599 {
 600     struct snprintf_test {
 601         const char *format;
 602         int expected;
 603     };
 604     /* Pre-2.1 libc behaviour, not C99 compliant. */
 605     const struct snprintf_test tests[] = {{"short", 5},
 606                                           {"justfit", 7},
 607                                           {"justfits", 8},
 608                                           {"muchlonger", -1}};
 609     char buffer[8];
 610     const int bufsiz = sizeof buffer;
 611     unsigned int i;
 612
 613     for (i = 0; i < sizeof tests / sizeof tests[0]; i++) {
 614         const char *fmt  = tests[i].format;
 615         const int expect = tests[i].expected;
 616         const int n      = _snprintf (buffer, bufsiz, fmt);
 617         const int valid  = n < 0 ? bufsiz : (n == bufsiz ? n : n+1);
 618
 619         ok (n == expect, "\"%s\": expected %d, returned %d\n",
 620             fmt, expect, n);
 621         ok (!memcmp (fmt, buffer, valid),
 622             "\"%s\": rendered \"%.*s\"\n", fmt, valid, buffer);
 623     };
 624 }
 625
 626 static void test_fcvt(void)
 627 {
 628     char *str;
 629     int dec=100, sign=100;
 630
 631     /* Numbers less than 1.0 with different precisions */
 632     str = _fcvt(0.0001, 1, &dec, &sign );
 633     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 634     ok( -3 == dec, "dec wrong %d\n", dec);
 635     ok( 0 == sign, "sign wrong\n");
 636
 637     str = _fcvt(0.0001, -10, &dec, &sign );
 638     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 639     ok( -3 == dec, "dec wrong %d\n", dec);
 640     ok( 0 == sign, "sign wrong\n");
 641
 642     str = _fcvt(0.0001, 10, &dec, &sign );
 643     ok( 0 == strcmp(str,"1000000"), "bad return '%s'\n", str);
 644     ok( -3 == dec, "dec wrong %d\n", dec);
 645     ok( 0 == sign, "sign wrong\n");
 646
 647     /* Basic sign test */
 648     str = _fcvt(-111.0001, 5, &dec, &sign );
 649     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 650     ok( 3 == dec, "dec wrong %d\n", dec);
 651     ok( 1 == sign, "sign wrong\n");
 652
 653     str = _fcvt(111.0001, 5, &dec, &sign );
 654     ok( 0 == strcmp(str,"11100010"), "bad return '%s'\n", str);
 655     ok( 3 == dec, "dec wrong\n");
 656     ok( 0 == sign, "sign wrong\n");
 657
 658     /* 0.0 with different precisions */
 659     str = _fcvt(0.0, 5, &dec, &sign );
 660     ok( 0 == strcmp(str,"00000"), "bad return '%s'\n", str);
 661     ok( 0 == dec, "dec wrong %d\n", dec);
 662     ok( 0 == sign, "sign wrong\n");
 663
 664     str = _fcvt(0.0, 0, &dec, &sign );
 665     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 666     ok( 0 == dec, "dec wrong %d\n", dec);
 667     ok( 0 == sign, "sign wrong\n");
 668
 669     str = _fcvt(0.0, -1, &dec, &sign );
 670     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 671     ok( 0 == dec, "dec wrong %d\n", dec);
 672     ok( 0 == sign, "sign wrong\n");
 673
 674     /* Numbers > 1.0 with 0 or -ve precision */
 675     str = _fcvt(-123.0001, 0, &dec, &sign );
 676     ok( 0 == strcmp(str,"123"), "bad return '%s'\n", str);
 677     ok( 3 == dec, "dec wrong %d\n", dec);
 678     ok( 1 == sign, "sign wrong\n");
 679
 680     str = _fcvt(-123.0001, -1, &dec, &sign );
 681     ok( 0 == strcmp(str,"12"), "bad return '%s'\n", str);
 682     ok( 3 == dec, "dec wrong %d\n", dec);
 683     ok( 1 == sign, "sign wrong\n");
 684
 685     str = _fcvt(-123.0001, -2, &dec, &sign );
 686     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 687     ok( 3 == dec, "dec wrong %d\n", dec);
 688     ok( 1 == sign, "sign wrong\n");
 689
 690     str = _fcvt(-123.0001, -3, &dec, &sign );
 691     ok( 0 == strcmp(str,""), "bad return '%s'\n", str);
 692     ok( 3 == dec, "dec wrong %d\n", dec);
 693     ok( 1 == sign, "sign wrong\n");
 694
 695     /* Numbers > 1.0, but with rounding at the point of precision */
 696     str = _fcvt(99.99, 1, &dec, &sign );
 697     ok( 0 == strcmp(str,"1000"), "bad return '%s'\n", str);
 698     ok( 3 == dec, "dec wrong %d\n", dec);
 699     ok( 0 == sign, "sign wrong\n");
 700
 701     /* Numbers < 1.0 where rounding occurs at the point of precision */
 702     str = _fcvt(0.00636, 2, &dec, &sign );
 703     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 704     ok( -1 == dec, "dec wrong %d\n", dec);
 705     ok( 0 == sign, "sign wrong\n");
 706
 707     str = _fcvt(0.00636, 3, &dec, &sign );
 708     ok( 0 == strcmp(str,"6"), "bad return '%s'\n", str);
 709     ok( -2 == dec, "dec wrong %d\n", dec);
 710     ok( 0 == sign, "sign wrong\n");
 711
 712     str = _fcvt(0.09999999996, 2, &dec, &sign );
 713     ok( 0 == strcmp(str,"10"), "bad return '%s'\n", str);
 714     ok( 0 == dec, "dec wrong %d\n", dec);
 715     ok( 0 == sign, "sign wrong\n");
 716
 717     str = _fcvt(0.6, 0, &dec, &sign );
 718     ok( 0 == strcmp(str,"1"), "bad return '%s'\n", str);
 719     ok( 1 == dec, "dec wrong %d\n", dec);
 720     ok( 0 == sign, "sign wrong\n");
 721 }
 722
 723 /* Don't test nrdigits < 0, msvcrt on Win9x and NT4 will corrupt memory by
 724  * writing outside allocated memory */
 725 static struct {
 726     double value;
 727     int nrdigits;
 728     const char *expstr_e;
 729     const char *expstr_f;
 730     int expdecpt_e;
 731     int expdecpt_f;
 732     int expsign;
 733 } test_cvt_testcases[] = {
 734     {          45.0,   2,        "45",           "4500",          2,      2,      0 },
 735     /* Numbers less than 1.0 with different precisions */
 736     {        0.0001,   1,         "1",               "",         -3,     -3,     0 },
 737     {        0.0001,  10,"1000000000",        "1000000",         -3,     -3,     0 },
 738     /* Basic sign test */
 739     {     -111.0001,   5,     "11100",       "11100010",          3,      3,     1 },
 740     {      111.0001,   5,     "11100",       "11100010",          3,      3,     0 },
 741     /* big numbers with low precision */
 742     {        3333.3,   2,        "33",         "333330",          4,      4,     0 },
 743     {999999999999.9,   3,       "100","999999999999900",         13,     12,     0 },
 744     /* 0.0 with different precisions */
 745     {           0.0,   5,     "00000",          "00000",          0,      0,     0 },
 746     {           0.0,   0,          "",               "",          0,      0,     0 },
 747     {           0.0,  -1,          "",               "",          0,      0,     0 },
 748     /* Numbers > 1.0 with 0 or -ve precision */
 749     {     -123.0001,   0,          "",            "123",          3,      3,     1 },
 750     {     -123.0001,  -1,          "",             "12",          3,      3,     1 },
 751     {     -123.0001,  -2,          "",              "1",          3,      3,     1 },
 752     {     -123.0001,  -3,          "",               "",          3,      3,     1 },
 753     /* Numbers > 1.0, but with rounding at the point of precision */
 754     {         99.99,   1,         "1",           "1000",          3,      3,     0 },
 755     /* Numbers < 1.0 where rounding occurs at the point of precision */
 756     {        0.0063,   2,        "63",              "1",         -2,     -1,     0 },
 757     {        0.0063,   3,        "630",             "6",         -2,     -2,     0 },
 758     { 0.09999999996,   2,        "10",             "10",          0,      0,     0 },
 759     {           0.6,   1,         "6",              "6",          0,      0,     0 },
 760     {           0.6,   0,          "",              "1",          1,      1,     0 },
 761     {           0.4,   0,          "",               "",          0,      0,     0 },
 762     {          0.49,   0,          "",               "",          0,      0,     0 },
 763     {          0.51,   0,          "",              "1",          1,      1,     0 },
 764     /* ask for ridiculous precision, ruin formatting this table */
 765     {           1.0,  30, "100000000000000000000000000000",
 766                       "1000000000000000000000000000000",          1,      1,      0},
 767     {           123456789012345678901.0,  30, "123456789012345680000000000000",
 768                       "123456789012345680000000000000000000000000000000000",         21,    21,      0},
 769     /* end marker */
 770     { 0, 0, "END"}
 771 };
 772
 773 static void test_xcvt(void)
 774 {
 775     char *str;
 776     int i, decpt, sign, err;
 777
 778     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 779         decpt = sign = 100;
 780         str = _ecvt( test_cvt_testcases[i].value,
 781                 test_cvt_testcases[i].nrdigits,
 782                 &decpt,
 783                 &sign);
 784         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_e, 15),
 785                "_ecvt() bad return, got \n'%s' expected \n'%s'\n", str,
 786               test_cvt_testcases[i].expstr_e);
 787         ok( decpt == test_cvt_testcases[i].expdecpt_e,
 788                 "_ecvt() decimal point wrong, got %d expected %d\n", decpt,
 789                 test_cvt_testcases[i].expdecpt_e);
 790         ok( sign == test_cvt_testcases[i].expsign,
 791                 "_ecvt() sign wrong, got %d expected %d\n", sign,
 792                 test_cvt_testcases[i].expsign);
 793     }
 794     for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 795         decpt = sign = 100;
 796         str = _fcvt( test_cvt_testcases[i].value,
 797                 test_cvt_testcases[i].nrdigits,
 798                 &decpt,
 799                 &sign);
 800         ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_f, 15),
 801                "_fcvt() bad return, got \n'%s' expected \n'%s'\n", str,
 802               test_cvt_testcases[i].expstr_f);
 803         ok( decpt == test_cvt_testcases[i].expdecpt_f,
 804                 "_fcvt() decimal point wrong, got %d expected %d\n", decpt,
 805                 test_cvt_testcases[i].expdecpt_f);
 806         ok( sign == test_cvt_testcases[i].expsign,
 807                 "_fcvt() sign wrong, got %d expected %d\n", sign,
 808                 test_cvt_testcases[i].expsign);
 809     }
 810
 811     if (p__ecvt_s)
 812     {
 813         str = malloc(1024);
 814         for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 815             decpt = sign = 100;
 816             err = p__ecvt_s(str, 1024, test_cvt_testcases[i].value, test_cvt_testcases[i].nrdigits, &decpt, &sign);
 817             ok(err == 0, "_ecvt_s() failed with error code %d\n", err);
 818             ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_e, 15),
 819                    "_ecvt_s() bad return, got \n'%s' expected \n'%s'\n", str,
 820                   test_cvt_testcases[i].expstr_e);
 821             ok( decpt == test_cvt_testcases[i].expdecpt_e,
 822                     "_ecvt_s() decimal point wrong, got %d expected %d\n", decpt,
 823                     test_cvt_testcases[i].expdecpt_e);
 824             ok( sign == test_cvt_testcases[i].expsign,
 825                     "_ecvt_s() sign wrong, got %d expected %d\n", sign,
 826                     test_cvt_testcases[i].expsign);
 827         }
 828         free(str);
 829     }
 830     else
 831         win_skip("_ecvt_s not available\n");
 832
 833     if (p__fcvt_s)
 834     {
 835         int i;
 836
 837         str = malloc(1024);
 838
 839         /* invalid arguments */
 840         err = p__fcvt_s(NULL, 0, 0.0, 0, &i, &i);
 841         ok(err == EINVAL, "got %d, expected EINVAL\n", err);
 842
 843         err = p__fcvt_s(str, 0, 0.0, 0, &i, &i);
 844         ok(err == EINVAL, "got %d, expected EINVAL\n", err);
 845
 846         str[0] = ' ';
 847         str[1] = 0;
 848         err = p__fcvt_s(str, -1, 0.0, 0, &i, &i);
 849         ok(err == 0, "got %d, expected 0\n", err);
 850         ok(str[0] == 0, "got %c, expected 0\n", str[0]);
 851         ok(str[1] == 0, "got %c, expected 0\n", str[1]);
 852
 853         err = p__fcvt_s(str, 1, 0.0, 0, NULL, &i);
 854         ok(err == EINVAL, "got %d, expected EINVAL\n", err);
 855
 856         err = p__fcvt_s(str, 1, 0.0, 0, &i, NULL);
 857         ok(err == EINVAL, "got %d, expected EINVAL\n", err);
 858
 859         for( i = 0; strcmp( test_cvt_testcases[i].expstr_e, "END"); i++){
 860             decpt = sign = 100;
 861             err = p__fcvt_s(str, 1024, test_cvt_testcases[i].value, test_cvt_testcases[i].nrdigits, &decpt, &sign);
 862             ok(err == 0, "_fcvt_s() failed with error code %d", err);
 863             ok( 0 == strncmp( str, test_cvt_testcases[i].expstr_f, 15),
 864                    "_fcvt_s() bad return, got '%s' expected '%s'. test %d\n", str,
 865                   test_cvt_testcases[i].expstr_f, i);
 866             ok( decpt == test_cvt_testcases[i].expdecpt_f,
 867                     "_fcvt_s() decimal point wrong, got %d expected %d\n", decpt,
 868                     test_cvt_testcases[i].expdecpt_f);
 869             ok( sign == test_cvt_testcases[i].expsign,
 870                     "_fcvt_s() sign wrong, got %d expected %d\n", sign,
 871                     test_cvt_testcases[i].expsign);
 872         }
 873         free(str);
 874     }
 875     else
 876         win_skip("_fcvt_s not available\n");
 877 }
 878
 879 static int __cdecl _vsnwprintf_wrapper(wchar_t *str, size_t len, const wchar_t *format, ...)
 880 {
 881     int ret;
 882     __ms_va_list valist;
 883     __ms_va_start(valist, format);
 884     ret = _vsnwprintf(str, len, format, valist);
 885     __ms_va_end(valist);
 886     return ret;
 887 }
 888
 889 static void test_vsnwprintf(void)
 890 {
 891     const wchar_t format[] = {'%','w','s','%','w','s','%','w','s',0};
 892     const wchar_t one[]    = {'o','n','e',0};
 893     const wchar_t two[]    = {'t','w','o',0};
 894     const wchar_t three[]  = {'t','h','r','e','e',0};
 895
 896     int ret;
 897     wchar_t str[32];
 898     char buf[32];
 899
 900     ret = _vsnwprintf_wrapper( str, sizeof(str)/sizeof(str[0]), format, one, two, three );
 901
 902     ok( ret == 11, "got %d expected 11\n", ret );
 903     WideCharToMultiByte( CP_ACP, 0, str, -1, buf, sizeof(buf), NULL, NULL );
 904     ok( !strcmp(buf, "onetwothree"), "got %s expected 'onetwothree'\n", buf );
 905 }
 906
 907 static int __cdecl _vscprintf_wrapper(const char *format, ...)
 908 {
 909     int ret;
 910     __ms_va_list valist;
 911     __ms_va_start(valist, format);
 912     ret = p__vscprintf(format, valist);
 913     __ms_va_end(valist);
 914     return ret;
 915 }
 916
 917 static void test_vscprintf(void)
 918 {
 919     int ret;
 920
 921     if (!p__vscprintf)
 922     {
 923        win_skip("_vscprintf not available\n");
 924        return;
 925     }
 926
 927     ret = _vscprintf_wrapper( "%s %d", "number", 1 );
 928     ok( ret == 8, "got %d expected 8\n", ret );
 929 }
 930
 931 static int __cdecl _vscwprintf_wrapper(const wchar_t *format, ...)
 932 {
 933     int ret;
 934     __ms_va_list valist;
 935     __ms_va_start(valist, format);
 936     ret = p__vscwprintf(format, valist);
 937     __ms_va_end(valist);
 938     return ret;
 939 }
 940
 941 static void test_vscwprintf(void)
 942 {
 943     const wchar_t format[] = {'%','s',' ','%','d',0};
 944     const wchar_t number[] = {'n','u','m','b','e','r',0};
 945
 946     int ret;
 947
 948     if (!p__vscwprintf)
 949     {
 950         win_skip("_vscwprintf not available\n");
 951         return;
 952     }
 953
 954     ret = _vscwprintf_wrapper( format, number, 1 );
 955     ok( ret == 8, "got %d expected 8\n", ret );
 956 }
 957
 958 static int __cdecl _vsnwprintf_s_wrapper(wchar_t *str, size_t sizeOfBuffer,
 959                                  size_t count, const wchar_t *format, ...)
 960 {
 961     int ret;
 962     __ms_va_list valist;
 963     __ms_va_start(valist, format);
 964     ret = p__vsnwprintf_s(str, sizeOfBuffer, count, format, valist);
 965     __ms_va_end(valist);
 966     return ret;
 967 }
 968
 969 static void test_vsnwprintf_s(void)
 970 {
 971     const wchar_t format[] = { 'A','B','%','u','C',0 };
 972     const wchar_t out7[] = { 'A','B','1','2','3','C',0 };
 973     const wchar_t out6[] = { 'A','B','1','2','3',0 };
 974     const wchar_t out2[] = { 'A',0 };
 975     const wchar_t out1[] = { 0 };
 976     wchar_t buffer[14] = { 0 };
 977     int exp, got;
 978
 979     if (!p__vsnwprintf_s)
 980     {
 981         win_skip("_vsnwprintf_s not available\n");
 982         return;
 983     }
 984
 985     /* Enough room. */
 986     exp = wcslen(out7);
 987
 988     got = _vsnwprintf_s_wrapper(buffer, 14, _TRUNCATE, format, 123);
 989     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 990     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 991
 992     got = _vsnwprintf_s_wrapper(buffer, 12, _TRUNCATE, format, 123);
 993     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 994     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 995
 996     got = _vsnwprintf_s_wrapper(buffer, 7, _TRUNCATE, format, 123);
 997     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
 998     ok( !wcscmp(out7, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
 999
1000     /* Not enough room. */
1001     exp = -1;
1002
1003     got = _vsnwprintf_s_wrapper(buffer, 6, _TRUNCATE, format, 123);
1004     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
1005     ok( !wcscmp(out6, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
1006
1007     got = _vsnwprintf_s_wrapper(buffer, 2, _TRUNCATE, format, 123);
1008     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
1009     ok( !wcscmp(out2, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
1010
1011     got = _vsnwprintf_s_wrapper(buffer, 1, _TRUNCATE, format, 123);
1012     ok( exp == got, "length wrong, expect=%d, got=%d\n", exp, got);
1013     ok( !wcscmp(out1, buffer), "buffer wrong, got=%s\n", wine_dbgstr_w(buffer));
1014 }
1015
1016 START_TEST(printf)
1017 {
1018     init();
1019
1020     test_sprintf();
1021     test_swprintf();
1022     test_snprintf();
1023     test_fcvt();
1024     test_xcvt();
1025     test_vsnwprintf();
1026     test_vscprintf();
1027     test_vscwprintf();
1028     test_vsnwprintf_s();
1029 }