diff options
Diffstat (limited to 'src/pal/tests/palsuite/file_io/SetFilePointer/test6/SetFilePointer.cpp')
| -rw-r--r-- | src/pal/tests/palsuite/file_io/SetFilePointer/test6/SetFilePointer.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/file_io/SetFilePointer/test6/SetFilePointer.cpp b/src/pal/tests/palsuite/file_io/SetFilePointer/test6/SetFilePointer.cpp new file mode 100644 index 0000000000..b35247ec24 --- /dev/null +++ b/src/pal/tests/palsuite/file_io/SetFilePointer/test6/SetFilePointer.cpp @@ -0,0 +1,213 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*===================================================================== +** +** Source: SetFilePointer.c (test 6) +** +** Purpose: Tests the PAL implementation of the SetFilePointer function. +** Test the FILE_CURRENT option with high order support +** +** Assumes Successful: +** CreateFile +** ReadFile +** WriteFile +** strlen +** CloseHandle +** strcmp +** GetFileSize +** +** +**===================================================================*/ + +#include <palsuite.h> + +const char* szTextFile = "text.txt"; + + +int __cdecl main(int argc, char *argv[]) +{ + HANDLE hFile = NULL; + DWORD dwOffset = 0; + LONG dwHighOrder = 0; + DWORD dwReturnedOffset = 0; + LONG dwReturnedHighOrder = 0; + DWORD dwRc = 0; + + if (0 != PAL_Initialize(argc,argv)) + { + return FAIL; + } + + /* create a test file */ + hFile = CreateFile(szTextFile, + GENERIC_READ | GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, + NULL, + CREATE_ALWAYS, + FILE_ATTRIBUTE_NORMAL, + NULL); + + if(hFile == INVALID_HANDLE_VALUE) + { + Fail("SetFilePointer: ERROR -> Unable to create file \"%s\".\n", + szTextFile); + } + + + /* move waaaay before the beginning which should fail */ + dwHighOrder = -1; + dwOffset = 0; + dwRc = SetFilePointer(hFile, dwOffset, &dwHighOrder, FILE_CURRENT); + if (dwRc != INVALID_SET_FILE_POINTER) + { + Trace("SetFilePointer: ERROR -> Succeeded to move the pointer " + "before the beginning of the file.\n"); + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file \"%s\".\n", + szTextFile); + } + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file \"%s\".\n", + szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + + /* move the pointer ahead in the file and verify */ + dwHighOrder = 1; + dwOffset = 10; + dwRc = SetFilePointer(hFile, dwOffset, &dwHighOrder, FILE_CURRENT); + if ((dwRc != 10) || (dwHighOrder != 1)) + { + Trace("SetFilePointer: ERROR -> Asked to move 2GB plus 10 bytes from " + "the beginning of the file but didn't.\n"); + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file \"%s\".\n", + szTextFile); + } + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file \"%s\".\n", + szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + else + { + /* verify results */ + if (SetEndOfFile(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Call to SetEndOfFile failed with " + "error code: %d\n", GetLastError()); + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file" + " \"%s\".\n", szTextFile); + } + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file" + " \"%s\".\n", szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + dwReturnedOffset = GetFileSize(hFile, (DWORD*)&dwReturnedHighOrder); + if ((dwReturnedOffset != dwOffset) || + (dwReturnedHighOrder != dwHighOrder)) + { + Trace("SetFilePointer: ERROR -> Asked to move far past the " + "current file pointer. " + "low order sent: %ld low order returned: %ld " + "high order sent: %ld high order returned: %ld", + dwOffset, dwReturnedOffset, + dwHighOrder, dwReturnedHighOrder); + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file" + " \"%s\".\n", szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + } + + + /* + * move the pointer backwards in the file and verify + */ + dwOffset = 0; + dwHighOrder = -1; + dwRc = SetFilePointer(hFile, dwOffset, &dwHighOrder, FILE_CURRENT); + if (dwRc != 10) + { + Trace("SetFilePointer: ERROR -> Asked to move back to 10 bytes from the" + "beginning of the file but moved it to position %ld.\n", dwRc); + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file \"%s\".\n", + szTextFile); + } + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file \"%s\".\n", + szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + else + { + /* verify results */ + dwReturnedHighOrder = 0; + dwRc = SetFilePointer(hFile, 0, &dwReturnedHighOrder, FILE_CURRENT); + if (dwRc != 10) + { + Trace("SetFilePointer: ERROR -> Asked for current position. " + "Should be 10 but was %ld.\n", dwRc); + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file" + " \"%s\".\n", szTextFile); + } + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file" + " \"%s\".\n", szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + } + + + /* clean up, clean up, everybody do their share... */ + if (CloseHandle(hFile) != TRUE) + { + Trace("SetFilePointer: ERROR -> Unable to close file \"%s\".\n", + szTextFile); + if (!DeleteFileA(szTextFile)) + { + Trace("SetFilePointer: ERROR -> Unable to delete file \"%s\".\n", + szTextFile); + } + PAL_TerminateEx(FAIL); + return FAIL; + } + + if (!DeleteFileA(szTextFile)) + { + Fail("SetFilePointer: ERROR -> Unable to delete file \"%s\".\n", + szTextFile); + } + + PAL_Terminate(); + return PASS; +} |