rostests/apitests/ntdll/RtlGetFullPathName_U.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPLv2+ - See COPYING in the top level directory
   4  * PURPOSE:         Test for RtlGetFullPathName_U
   5  * PROGRAMMER:      Thomas Faber <thfabba@gmx.de>
   6  */
   7
   8 #define WIN32_NO_STATUS
   9 #include <wine/test.h>
  10 #include <pseh/pseh2.h>
  11 #include <ndk/rtlfuncs.h>
  12
  13 /*
  14 ULONG
  15 NTAPI
  16 RtlGetFullPathName_U(
  17     IN PCWSTR FileName,
  18     IN ULONG Size,
  19     IN PWSTR Buffer,
  20     OUT PWSTR *ShortName
  21 );
  22 */
  23
  24 #define StartSeh()                  ExceptionStatus = STATUS_SUCCESS; _SEH2_TRY {
  25 #define EndSeh(ExpectedStatus)      } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) { ExceptionStatus = _SEH2_GetExceptionCode(); } _SEH2_END; ok(ExceptionStatus == ExpectedStatus, "Exception %lx, expected %lx\n", ExceptionStatus, ExpectedStatus)
  26
  27 static
  28 BOOLEAN
  29 CheckStringBuffer(
  30     PCWSTR Buffer,
  31     ULONG Length,
  32     SIZE_T MaximumLength,
  33     PCWSTR Expected)
  34 {
  35     USHORT ExpectedLength = wcslen(Expected) * sizeof(WCHAR);
  36     SIZE_T EqualLength;
  37     BOOLEAN Result = TRUE;
  38     SIZE_T i;
  39
  40     if (Length != ExpectedLength)
  41     {
  42         ok(0, "String length is %u, expected %u\n", Length, ExpectedLength);
  43         Result = FALSE;
  44     }
  45
  46     EqualLength = RtlCompareMemory(Buffer, Expected, Length);
  47     if (EqualLength != Length)
  48     {
  49         ok(0, "String is '%S', expected '%S'\n", Buffer, Expected);
  50         Result = FALSE;
  51     }
  52
  53     if (Buffer[Length / sizeof(WCHAR)] != UNICODE_NULL)
  54     {
  55         ok(0, "Not null terminated\n");
  56         Result = FALSE;
  57     }
  58
  59     /* the function nulls the rest of the buffer! */
  60     for (i = Length + sizeof(UNICODE_NULL); i < MaximumLength; i++)
  61     {
  62         UCHAR Char = ((PUCHAR)Buffer)[i];
  63         if (Char != 0)
  64         {
  65             ok(0, "Found 0x%x at offset %lu, expected 0x%x\n", Char, (ULONG)i, 0);
  66             /* don't count this as a failure unless the string was actually wrong */
  67             //Result = FALSE;
  68             /* don't flood the log */
  69             break;
  70         }
  71     }
  72
  73     return Result;
  74 }
  75
  76 #define InvalidPointer ((PVOID)0x1234)
  77
  78 /* winetest_platform is "windows" for us, so broken() doesn't do what it should :( */
  79 #undef broken
  80 #define broken(x) 0
  81
  82 typedef enum
  83 {
  84     PrefixNone,
  85     PrefixCurrentDrive,
  86     PrefixCurrentPath,
  87     PrefixCurrentPathWithoutLastPart
  88 } PREFIX_TYPE;
  89
  90 static
  91 VOID
  92 RunTestCases(VOID)
  93 {
  94     /* TODO: don't duplicate this here and in the RtlGetFullPathName_UstrEx test */
  95     struct
  96     {
  97         PCWSTR FileName;
  98         PREFIX_TYPE PrefixType;
  99         PCWSTR FullPathName;
 100         PREFIX_TYPE FilePartPrefixType;
 101         SIZE_T FilePartSize;
 102     } TestCases[] =
 103     {
 104         { L"C:",                 PrefixCurrentPath, L"", PrefixCurrentPathWithoutLastPart },
 105         { L"C:\\",               PrefixNone, L"C:\\" },
 106         { L"C:\\test",           PrefixNone, L"C:\\test", PrefixCurrentDrive },
 107         { L"C:\\test\\",         PrefixNone, L"C:\\test\\" },
 108         { L"C:/test/",           PrefixNone, L"C:\\test\\" },
 109
 110         { L"C:\\\\test",         PrefixNone, L"C:\\test", PrefixCurrentDrive },
 111         { L"test",               PrefixCurrentPath, L"\\test", PrefixCurrentPath, sizeof(WCHAR) },
 112         { L"\\test",             PrefixCurrentDrive, L"test", PrefixCurrentDrive },
 113         { L"/test",              PrefixCurrentDrive, L"test", PrefixCurrentDrive },
 114         { L".\\test",            PrefixCurrentPath, L"\\test", PrefixCurrentPath, sizeof(WCHAR) },
 115
 116         { L"\\.",                PrefixCurrentDrive, L"" },
 117         { L"\\.\\",              PrefixCurrentDrive, L"" },
 118         { L"\\\\.",              PrefixNone, L"\\\\.\\" },
 119         { L"\\\\.\\",            PrefixNone, L"\\\\.\\" },
 120         { L"\\\\.\\Something\\", PrefixNone, L"\\\\.\\Something\\" },
 121
 122         { L"\\??\\",             PrefixCurrentDrive, L"??\\" },
 123         { L"\\??\\C:",           PrefixCurrentDrive, L"??\\C:", PrefixCurrentDrive, 3 * sizeof(WCHAR) },
 124         { L"\\??\\C:\\",         PrefixCurrentDrive, L"??\\C:\\" },
 125         { L"\\??\\C:\\test",     PrefixCurrentDrive, L"??\\C:\\test", PrefixCurrentDrive, 6 * sizeof(WCHAR) },
 126         { L"\\??\\C:\\test\\",   PrefixCurrentDrive, L"??\\C:\\test\\" },
 127
 128         { L"\\\\??\\",           PrefixNone, L"\\\\??\\" },
 129         { L"\\\\??\\C:",         PrefixNone, L"\\\\??\\C:" },
 130         { L"\\\\??\\C:\\",       PrefixNone, L"\\\\??\\C:\\" },
 131         { L"\\\\??\\C:\\test",   PrefixNone, L"\\\\??\\C:\\test", PrefixNone, sizeof(L"\\\\??\\C:\\") },
 132         { L"\\\\??\\C:\\test\\", PrefixNone, L"\\\\??\\C:\\test\\" },
 133     };
 134     NTSTATUS ExceptionStatus;
 135     WCHAR FullPathNameBuffer[MAX_PATH];
 136     PWSTR ShortName;
 137     SIZE_T Length;
 138     WCHAR ExpectedPathName[MAX_PATH];
 139     SIZE_T FilePartSize;
 140     SIZE_T ExpectedFilePartSize;
 141     const INT TestCount = sizeof(TestCases) / sizeof(TestCases[0]);
 142     INT i;
 143
 144     for (i = 0; i < TestCount; i++)
 145     {
 146         trace("i = %d\n", i);
 147         switch (TestCases[i].PrefixType)
 148         {
 149             case PrefixNone:
 150                 ExpectedPathName[0] = UNICODE_NULL;
 151                 break;
 152             case PrefixCurrentDrive:
 153                 GetCurrentDirectoryW(sizeof(ExpectedPathName) / sizeof(WCHAR), ExpectedPathName);
 154                 ExpectedPathName[3] = UNICODE_NULL;
 155                 break;
 156             case PrefixCurrentPath:
 157                 Length = GetCurrentDirectoryW(sizeof(ExpectedPathName) / sizeof(WCHAR), ExpectedPathName);
 158                 if (Length == 3 && TestCases[i].FullPathName[0])
 159                     ExpectedPathName[2] = UNICODE_NULL;
 160                 break;
 161             default:
 162                 skip(0, "Invalid test!\n");
 163                 continue;
 164         }
 165         wcscat(ExpectedPathName, TestCases[i].FullPathName);
 166         RtlFillMemory(FullPathNameBuffer, sizeof(FullPathNameBuffer), 0xAA);
 167         Length = 0;
 168         StartSeh()
 169             Length = RtlGetFullPathName_U(TestCases[i].FileName,
 170                                           sizeof(FullPathNameBuffer),
 171                                           FullPathNameBuffer,
 172                                           &ShortName);
 173         EndSeh(STATUS_SUCCESS);
 174
 175         /* TODO: remove SEH here */
 176         StartSeh()
 177             ok(CheckStringBuffer(FullPathNameBuffer, Length, sizeof(FullPathNameBuffer), ExpectedPathName),
 178                 "Wrong path name '%S', expected '%S'\n", FullPathNameBuffer, ExpectedPathName);
 179         EndSeh(STATUS_SUCCESS);
 180
 181         if (!ShortName)
 182             FilePartSize = 0;
 183         else
 184             FilePartSize = ShortName - FullPathNameBuffer;
 185
 186         switch (TestCases[i].FilePartPrefixType)
 187         {
 188             case PrefixNone:
 189                 ExpectedFilePartSize = 0;
 190                 break;
 191             case PrefixCurrentDrive:
 192                 ExpectedFilePartSize = sizeof(L"C:\\");
 193                 break;
 194             case PrefixCurrentPath:
 195                 ExpectedFilePartSize = GetCurrentDirectoryW(0, NULL) * sizeof(WCHAR);
 196                 if (ExpectedFilePartSize == sizeof(L"C:\\"))
 197                     ExpectedFilePartSize -= sizeof(WCHAR);
 198                 break;
 199             case PrefixCurrentPathWithoutLastPart:
 200             {
 201                 WCHAR CurrentPath[MAX_PATH];
 202                 PCWSTR BackSlash;
 203                 ExpectedFilePartSize = GetCurrentDirectoryW(sizeof(CurrentPath) / sizeof(WCHAR), CurrentPath) * sizeof(WCHAR) + sizeof(UNICODE_NULL);
 204                 if (ExpectedFilePartSize == sizeof(L"C:\\"))
 205                     ExpectedFilePartSize = 0;
 206                 else
 207                 {
 208                     BackSlash = wcsrchr(CurrentPath, L'\\');
 209                     if (BackSlash)
 210                         ExpectedFilePartSize -= wcslen(BackSlash + 1) * sizeof(WCHAR);
 211                     else
 212                         ok(0, "GetCurrentDirectory returned %S\n", CurrentPath);
 213                 }
 214                 break;
 215             }
 216             default:
 217                 skip(0, "Invalid test!\n");
 218                 continue;
 219         }
 220         ExpectedFilePartSize += TestCases[i].FilePartSize;
 221         if (ExpectedFilePartSize != 0)
 222             ExpectedFilePartSize = (ExpectedFilePartSize - sizeof(UNICODE_NULL)) / sizeof(WCHAR);
 223         ok(FilePartSize == ExpectedFilePartSize,
 224             "FilePartSize = %lu, expected %lu\n", (ULONG)FilePartSize, (ULONG)ExpectedFilePartSize);
 225     }
 226 }
 227
 228 START_TEST(RtlGetFullPathName_U)
 229 {
 230     NTSTATUS ExceptionStatus;
 231     PCWSTR FileName;
 232     PWSTR ShortName;
 233     ULONG Length;
 234
 235     /* Parameter checks */
 236     StartSeh()
 237         Length = RtlGetFullPathName_U(NULL, 0, NULL, NULL);
 238         ok(Length == 0, "Length = %lu\n", Length);
 239     EndSeh(STATUS_SUCCESS);
 240
 241     StartSeh()
 242         Length = RtlGetFullPathName_U(L"", 0, NULL, NULL);
 243         ok(Length == 0, "Length = %lu\n", Length);
 244     EndSeh(STATUS_SUCCESS);
 245
 246     ShortName = InvalidPointer;
 247     StartSeh()
 248         Length = RtlGetFullPathName_U(NULL, 0, NULL, &ShortName);
 249         ok(Length == 0, "Length = %lu\n", Length);
 250     EndSeh(STATUS_SUCCESS);
 251     ok(ShortName == InvalidPointer ||
 252         broken(ShortName == NULL) /* Win7 */, "ShortName = %p\n", ShortName);
 253
 254     StartSeh()
 255         Length = RtlGetFullPathName_U(L"", 0, NULL, NULL);
 256         ok(Length == 0, "Length = %lu\n", Length);
 257     EndSeh(STATUS_SUCCESS);
 258
 259     ShortName = InvalidPointer;
 260     StartSeh()
 261         Length = RtlGetFullPathName_U(L"", 0, NULL, &ShortName);
 262         ok(Length == 0, "Length = %lu\n", Length);
 263     EndSeh(STATUS_SUCCESS);
 264     ok(ShortName == InvalidPointer ||
 265         broken(ShortName == NULL) /* Win7 */, "ShortName = %p\n", ShortName);
 266
 267     StartSeh()
 268         Length = RtlGetFullPathName_U(L"C:\\test", 0, NULL, NULL);
 269         ok(Length == sizeof(L"C:\\test"), "Length = %lu\n", Length);
 270     EndSeh(STATUS_SUCCESS);
 271
 272     FileName = L"C:\\test";
 273     ShortName = InvalidPointer;
 274     StartSeh()
 275         Length = RtlGetFullPathName_U(FileName, 0, NULL, &ShortName);
 276         ok(Length == sizeof(L"C:\\test"), "Length = %lu\n", Length);
 277     EndSeh(STATUS_SUCCESS);
 278     ok(ShortName == InvalidPointer ||
 279         broken(ShortName == NULL) /* Win7 */, "ShortName = %p\n", ShortName);
 280
 281     /* check the actual functionality with different paths */
 282     RunTestCases();
 283 }