modules/rostests/apitests/kernel32/WideCharToMultiByte.c

   1 /*
   2  * PROJECT:         ReactOS API tests
   3  * LICENSE:         LGPLv2.1+ - See COPYING.LIB in the top level directory
   4  * PURPOSE:         Test for WideCharToMultiByte
   5  * PROGRAMMER:      Thomas Faber <thomas.faber@reactos.org>
   6  */
   7
   8 #include "precomp.h"
   9
  10 #define ntv6(x) (LOBYTE(LOWORD(GetVersion())) >= 6 ? (x) : 0)
  11
  12 static
  13 VOID
  14 Utf8Convert_(
  15     _In_ PCWSTR WideString,
  16     _In_ PCSTR ExpectedUtf8_2003,
  17     _In_ PCSTR ExpectedUtf8_Vista,
  18     _In_ BOOL IsInvalid,
  19     _In_ PCSTR File,
  20     _In_ INT Line)
  21 {
  22     size_t WideLen;
  23     size_t Utf8Len;
  24     char Buffer[32];
  25     int Ret;
  26     ULONG i;
  27     ULONG Error;
  28     PCSTR ExpectedUtf8;
  29
  30     ExpectedUtf8 = ntv6(1) ? ExpectedUtf8_Vista : ExpectedUtf8_2003;
  31     WideLen = wcslen(WideString);
  32     Utf8Len = strlen(ExpectedUtf8);
  33
  34     /* Get length only */
  35     Ret = WideCharToMultiByte(CP_UTF8, 0, WideString, WideLen, NULL, 0, NULL, NULL);
  36     ok_(File, Line)(Ret == Utf8Len, "Length check: Ret = %d\n", Ret);
  37
  38     /* Get length including nul */
  39     Ret = WideCharToMultiByte(CP_UTF8, 0, WideString, WideLen + 1, NULL, 0, NULL, NULL);
  40     ok_(File, Line)(Ret == Utf8Len + 1, "Length check with null: Ret = %d\n", Ret);
  41
  42     /* Convert, excluding null */
  43     FillMemory(Buffer, sizeof(Buffer), 0x55);
  44     Ret = WideCharToMultiByte(CP_UTF8, 0, WideString, WideLen, Buffer, sizeof(Buffer), NULL, NULL);
  45     ok_(File, Line)(Ret == Utf8Len, "Convert: Ret = %d\n", Ret);
  46     for (i = 0; i < Utf8Len; i++)
  47     {
  48         ok_(File, Line)(Buffer[i] == ExpectedUtf8[i], "Convert: Buffer[%lu] = 0x%x, expected 0x%x\n", i, (unsigned char)Buffer[i], (unsigned char)ExpectedUtf8[i]);
  49     }
  50
  51     /* Convert, including null */
  52     FillMemory(Buffer, sizeof(Buffer), 0x55);
  53     Ret = WideCharToMultiByte(CP_UTF8, 0, WideString, WideLen + 1, Buffer, sizeof(Buffer), NULL, NULL);
  54     ok_(File, Line)(Ret == Utf8Len + 1, "Convert with null: Ret = %d\n", Ret);
  55     for (i = 0; i < Utf8Len + 1; i++)
  56     {
  57         ok_(File, Line)(Buffer[i] == ExpectedUtf8[i], "Convert with null: Buffer[%lu] = 0x%x, expected 0x%x\n", i, (unsigned char)Buffer[i], (unsigned char)ExpectedUtf8[i]);
  58     }
  59
  60     /* Get length, reject invalid */
  61     SetLastError(0xfeedf00d);
  62     Ret = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, WideString, WideLen + 1, NULL, 0, NULL, NULL);
  63     Error = GetLastError();
  64     if (!ntv6(1))
  65     {
  66         ok_(File, Line)(Ret == 0, "Length check, reject invalid, NT5: Ret = %d\n", Ret);
  67         ok_(File, Line)(Error == ERROR_INVALID_FLAGS, "Length check, reject invalid, NT5: Error = %lu\n", Error);
  68     }
  69     else if (IsInvalid)
  70     {
  71         ok_(File, Line)(Ret == 0, "Length check, reject invalid: Ret = %d\n", Ret);
  72         ok_(File, Line)(Error == ERROR_NO_UNICODE_TRANSLATION, "Length check, reject invalid: Error = %lu\n", Error);
  73     }
  74     else
  75     {
  76         ok_(File, Line)(Ret == Utf8Len + 1, "Length check, reject invalid: Ret = %d\n", Ret);
  77     }
  78
  79     /* Convert, reject invalid */
  80     FillMemory(Buffer, sizeof(Buffer), 0x55);
  81     SetLastError(0xfeedf00d);
  82     Ret = WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, WideString, WideLen + 1, Buffer, sizeof(Buffer), NULL, NULL);
  83     Error = GetLastError();
  84     if (!ntv6(1))
  85     {
  86         ok_(File, Line)(Ret == 0, "Convert, reject invalid, NT5: Ret = %d\n", Ret);
  87         ok_(File, Line)(Error == ERROR_INVALID_FLAGS, "Convert, reject invalid, NT5: Error = %lu\n", Error);
  88     }
  89     else if (IsInvalid)
  90     {
  91         ok_(File, Line)(Ret == 0, "Convert, reject invalid: Ret = %d\n", Ret);
  92         ok_(File, Line)(Error == ERROR_NO_UNICODE_TRANSLATION, "Convert, reject invalid: Error = %lu\n", Error);
  93         for (i = 0; i < Utf8Len + 1; i++)
  94         {
  95             ok_(File, Line)(Buffer[i] == ExpectedUtf8[i], "Convert, reject invalid: Buffer[%lu] = 0x%x, expected 0x%x\n", i, (unsigned char)Buffer[i], (unsigned char)ExpectedUtf8[i]);
  96         }
  97     }
  98     else
  99     {
 100         ok_(File, Line)(Ret == Utf8Len + 1, "Convert, reject invalid: Ret = %d\n", Ret);
 101         for (i = 0; i < Utf8Len + 1; i++)
 102         {
 103             ok_(File, Line)(Buffer[i] == ExpectedUtf8[i], "Convert, reject invalid: Buffer[%lu] = 0x%x, expected 0x%x\n", i, (unsigned char)Buffer[i], (unsigned char)ExpectedUtf8[i]);
 104         }
 105     }
 106 }
 107 #define Utf8Convert(w, e, i) Utf8Convert_(w, e, e, i, __FILE__, __LINE__)
 108 #define Utf8Convert_Vista(w, e, i, e2) Utf8Convert_(w, e, e2, i, __FILE__, __LINE__)
 109
 110 static
 111 VOID
 112 TestUtf8(VOID)
 113 {
 114     Utf8Convert(L"", "", FALSE);
 115
 116     /* Various character ranges */
 117     Utf8Convert(L"A", "A", FALSE);
 118     Utf8Convert(L"\x007f", "\x7f", FALSE);
 119     Utf8Convert(L"\x0080", "\xc2\x80", FALSE);
 120     Utf8Convert(L"\x00ff", "\xc3\xbf", FALSE);
 121     Utf8Convert(L"\x0100", "\xc4\x80", FALSE);
 122     Utf8Convert(L"\x07ff", "\xdf\xbf", FALSE);
 123     Utf8Convert(L"\x0800", "\xe0\xa0\x80", FALSE);
 124     Utf8Convert(L"\xd7ff", "\xed\x9f\xbf", FALSE);
 125     Utf8Convert(L"\xe000", "\xee\x80\x80", FALSE);
 126     Utf8Convert(L"\xffff", "\xef\xbf\xbf", FALSE);
 127
 128     /* surrogate pairs */
 129     Utf8Convert(L"\xd800\xdc00", "\xf0\x90\x80\x80", FALSE); /* U+10000 */
 130     Utf8Convert(L"\xd800\xdfff", "\xf0\x90\x8f\xbf", FALSE); /* U+103ff */
 131     Utf8Convert(L"\xd801\xdc00", "\xf0\x90\x90\x80", FALSE); /* U+10400 */
 132     Utf8Convert(L"\xdbff\xdfff", "\xf4\x8f\xbf\xbf", FALSE); /* U+10ffff */
 133
 134     /* standalone lead surrogate becomes 0xfffd on Vista, goes through verbatim on 2003 */
 135     Utf8Convert_Vista(L"\xd800", "\xed\xa0\x80", TRUE,
 136                                  "\xef\xbf\xbd");
 137     Utf8Convert_Vista(L"\xd800-", "\xed\xa0\x80-", TRUE,
 138                                   "\xef\xbf\xbd-");
 139     Utf8Convert_Vista(L"\xdbff", "\xed\xaf\xbf", TRUE,
 140                                  "\xef\xbf\xbd");
 141     Utf8Convert_Vista(L"\xdbff-", "\xed\xaf\xbf-", TRUE,
 142                                   "\xef\xbf\xbd-");
 143
 144     /* standalone trail surrogate becomes 0xfffd */
 145     Utf8Convert_Vista(L"\xdc00", "\xed\xb0\x80", TRUE,
 146                                  "\xef\xbf\xbd");
 147     Utf8Convert_Vista(L"\xdc00-", "\xed\xb0\x80-", TRUE,
 148                                   "\xef\xbf\xbd-");
 149     Utf8Convert_Vista(L"\xdfff", "\xed\xbf\xbf", TRUE,
 150                                  "\xef\xbf\xbd");
 151     Utf8Convert_Vista(L"\xdfff-", "\xed\xbf\xbf-", TRUE,
 152                                   "\xef\xbf\xbd-");
 153
 154     /* Reverse surrogate pair */
 155     Utf8Convert_Vista(L"\xdfff\xdbff", "\xed\xbf\xbf\xed\xaf\xbf", TRUE,
 156                                        "\xef\xbf\xbd\xef\xbf\xbd");
 157
 158     /* Byte order marks */
 159     Utf8Convert(L"\xfeff", "\xef\xbb\xbf", FALSE);
 160     Utf8Convert(L"\xfffe", "\xef\xbf\xbe", FALSE);
 161
 162     /* canonically equivalent representations -- no normalization should happen */
 163     Utf8Convert(L"\x1e09", "\xe1\xb8\x89", FALSE);
 164     Utf8Convert(L"\x0107\x0327", "\xc4\x87\xcc\xa7", FALSE);
 165     Utf8Convert(L"\x00e7\x0301", "\xc3\xa7\xcc\x81", FALSE);
 166     Utf8Convert(L"\x0063\x0327\x0301", "\x63\xcc\xa7\xcc\x81", FALSE);
 167     Utf8Convert(L"\x0063\x0301\x0327", "\x63\xcc\x81\xcc\xa7", FALSE);
 168 }
 169
 170 START_TEST(WideCharToMultiByte)
 171 {
 172     TestUtf8();
 173 }