modules/rostests/apitests/crt/sprintf.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPLv2+ - See COPYING in the top level directory
   4  * PURPOSE:         Test for sprintf
   5  * PROGRAMMER:      Thomas Faber <thomas.faber@reactos.org>
   6  */
   7
   8 #include <apitest.h>
   9 #include <apitest_guard.h>
  10
  11 #define WIN32_NO_STATUS
  12 #include <stdio.h>
  13 #include <tchar.h>
  14 #include <pseh/pseh2.h>
  15 #include <ndk/mmfuncs.h>
  16 #include <ndk/rtlfuncs.h>
  17
  18 #ifdef _MSC_VER
  19 #pragma warning(disable:4778) // unterminated format string '%'
  20 #elif defined(__GNUC__)
  21 #pragma GCC diagnostic ignored "-Wformat"
  22 #pragma GCC diagnostic ignored "-Wformat-zero-length"
  23 #pragma GCC diagnostic ignored "-Wnonnull"
  24 #if __GNUC__ >= 7
  25 #pragma GCC diagnostic ignored "-Wformat-overflow"
  26 #endif
  27 #endif
  28
  29 /* NOTE: This test is not only used for all the CRT apitests, but also for
  30  *       user32's wsprintf. Make sure to test them all */
  31 START_TEST(sprintf)
  32 {
  33     int Length;
  34     CHAR Buffer[128];
  35     PCHAR String;
  36
  37     /* basic parameter tests */
  38     StartSeh()
  39         Length = sprintf(NULL, NULL);
  40     EndSeh(STATUS_ACCESS_VIOLATION);
  41
  42     StartSeh()
  43         Length = sprintf(NULL, "");
  44         ok_int(Length, 0);
  45 #if TEST_CRTDLL || TEST_USER32
  46     EndSeh(STATUS_ACCESS_VIOLATION);
  47 #else
  48     EndSeh(STATUS_SUCCESS);
  49 #endif
  50
  51     StartSeh()
  52         Length = sprintf(NULL, "Hello");
  53         ok_int(Length, 5);
  54 #if TEST_CRTDLL || TEST_USER32
  55     EndSeh(STATUS_ACCESS_VIOLATION);
  56 #else
  57     EndSeh(STATUS_SUCCESS);
  58 #endif
  59
  60     /* some basic formats */
  61     Length = sprintf(Buffer, "abcde");
  62     ok_str(Buffer, "abcde");
  63     ok_int(Length, 5);
  64
  65     Length = sprintf(Buffer, "%%");
  66     ok_str(Buffer, "%");
  67     ok_int(Length, 1);
  68
  69     Length = sprintf(Buffer, "%");
  70     ok_str(Buffer, "");
  71     ok_int(Length, 0);
  72
  73     Length = sprintf(Buffer, "%%%");
  74     ok_str(Buffer, "%");
  75     ok_int(Length, 1);
  76
  77     Length = sprintf(Buffer, "%d", 8);
  78     ok_str(Buffer, "8");
  79     ok_int(Length, 1);
  80
  81     Length = sprintf(Buffer, "%s", "hello");
  82     ok_str(Buffer, "hello");
  83     ok_int(Length, 5);
  84
  85     /* field width for %s */
  86     Length = sprintf(Buffer, "%8s", "hello");
  87     ok_str(Buffer, "   hello");
  88     ok_int(Length, 8);
  89
  90     Length = sprintf(Buffer, "%4s", "hello");
  91     ok_str(Buffer, "hello");
  92     ok_int(Length, 5);
  93
  94     Length = sprintf(Buffer, "%-8s", "hello");
  95     ok_str(Buffer, "hello   ");
  96     ok_int(Length, 8);
  97
  98     Length = sprintf(Buffer, "%-5s", "hello");
  99     ok_str(Buffer, "hello");
 100     ok_int(Length, 5);
 101
 102     Length = sprintf(Buffer, "%0s", "hello");
 103     ok_str(Buffer, "hello");
 104     ok_int(Length, 5);
 105
 106     Length = sprintf(Buffer, "%-0s", "hello");
 107     ok_str(Buffer, "hello");
 108     ok_int(Length, 5);
 109
 110     Length = sprintf(Buffer, "%*s", -8, "hello");
 111 #ifdef TEST_USER32
 112     ok_str(Buffer, "*s");
 113     ok_int(Length, 2);
 114 #else
 115     ok_str(Buffer, "hello   ");
 116     ok_int(Length, 8);
 117 #endif
 118
 119     /* precision for %s */
 120     Length = sprintf(Buffer, "%.s", "hello");
 121     ok_str(Buffer, "");
 122     ok_int(Length, 0);
 123
 124     Length = sprintf(Buffer, "%.0s", "hello");
 125     ok_str(Buffer, "");
 126     ok_int(Length, 0);
 127
 128     Length = sprintf(Buffer, "%.10s", "hello");
 129     ok_str(Buffer, "hello");
 130     ok_int(Length, 5);
 131
 132     Length = sprintf(Buffer, "%.5s", "hello");
 133     ok_str(Buffer, "hello");
 134     ok_int(Length, 5);
 135
 136     Length = sprintf(Buffer, "%.4s", "hello");
 137     ok_str(Buffer, "hell");
 138     ok_int(Length, 4);
 139
 140     StartSeh()
 141         Length = sprintf(Buffer, "%.*s", -1, "hello");
 142 #ifdef TEST_USER32
 143         ok_str(Buffer, "*s");
 144         ok_int(Length, 2);
 145 #else
 146         ok_str(Buffer, "hello");
 147         ok_int(Length, 5);
 148 #endif
 149     EndSeh(STATUS_SUCCESS);
 150
 151     String = AllocateGuarded(6);
 152     if (!String)
 153     {
 154         skip("Guarded allocation failure\n");
 155         return;
 156     }
 157
 158     strcpy(String, "hello");
 159     StartSeh()
 160         Length = sprintf(Buffer, "%.8s", String);
 161         ok_str(Buffer, "hello");
 162         ok_int(Length, 5);
 163     EndSeh(STATUS_SUCCESS);
 164
 165     StartSeh()
 166         Length = sprintf(Buffer, "%.6s", String);
 167         ok_str(Buffer, "hello");
 168         ok_int(Length, 5);
 169     EndSeh(STATUS_SUCCESS);
 170
 171     StartSeh()
 172         Length = sprintf(Buffer, "%.5s", String);
 173         ok_str(Buffer, "hello");
 174         ok_int(Length, 5);
 175     EndSeh(STATUS_SUCCESS);
 176
 177     StartSeh()
 178         Length = sprintf(Buffer, "%.4s", String);
 179         ok_str(Buffer, "hell");
 180         ok_int(Length, 4);
 181     EndSeh(STATUS_SUCCESS);
 182
 183     String[5] = '!';
 184     StartSeh()
 185         Length = sprintf(Buffer, "%.5s", String);
 186         ok_str(Buffer, "hello");
 187         ok_int(Length, 5);
 188 #ifdef TEST_USER32
 189     EndSeh(STATUS_ACCESS_VIOLATION);
 190 #else
 191     EndSeh(STATUS_SUCCESS);
 192 #endif
 193
 194     StartSeh()
 195         Length = sprintf(Buffer, "%.6s", String);
 196         ok_str(Buffer, "hello!");
 197         ok_int(Length, 6);
 198 #ifdef TEST_USER32
 199     EndSeh(STATUS_ACCESS_VIOLATION);
 200 #else
 201     EndSeh(STATUS_SUCCESS);
 202 #endif
 203
 204     StartSeh()
 205         Length = sprintf(Buffer, "%.*s", 5, String);
 206 #ifdef TEST_USER32
 207         ok_str(Buffer, "*s");
 208         ok_int(Length, 2);
 209 #else
 210         ok_str(Buffer, "hello");
 211         ok_int(Length, 5);
 212 #endif
 213     EndSeh(STATUS_SUCCESS);
 214
 215     StartSeh()
 216         Length = sprintf(Buffer, "%.*s", 6, String);
 217 #ifdef TEST_USER32
 218         ok_str(Buffer, "*s");
 219         ok_int(Length, 2);
 220 #else
 221         ok_str(Buffer, "hello!");
 222         ok_int(Length, 6);
 223 #endif
 224     EndSeh(STATUS_SUCCESS);
 225
 226     /* both field width and precision */
 227     StartSeh()
 228         Length = sprintf(Buffer, "%8.5s", String);
 229         ok_str(Buffer, "   hello");
 230         ok_int(Length, 8);
 231 #ifdef TEST_USER32
 232     EndSeh(STATUS_ACCESS_VIOLATION);
 233 #else
 234     EndSeh(STATUS_SUCCESS);
 235 #endif
 236
 237     StartSeh()
 238         Length = sprintf(Buffer, "%-*.6s", -8, String);
 239 #ifdef TEST_USER32
 240         ok_str(Buffer, "*.6s");
 241         ok_int(Length, 4);
 242 #else
 243         ok_str(Buffer, "hello!  ");
 244         ok_int(Length, 8);
 245 #endif
 246     EndSeh(STATUS_SUCCESS);
 247
 248     StartSeh()
 249         Length = sprintf(Buffer, "%*.*s", -8, 6, String);
 250 #ifdef TEST_USER32
 251         ok_str(Buffer, "*.*s");
 252         ok_int(Length, 4);
 253 #else
 254         ok_str(Buffer, "hello!  ");
 255         ok_int(Length, 8);
 256 #endif
 257     EndSeh(STATUS_SUCCESS);
 258
 259     FreeGuarded(String);
 260 }