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/* $Id: tstRTFileOpenEx-1.cpp $ */
/** @file
* IPRT Testcase - File Opening, extended API.
*/
/*
* Copyright (C) 2019-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/file.h>
#include <iprt/err.h>
#include <iprt/path.h>
#include <iprt/string.h>
#include <iprt/test.h>
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
static const char g_szTestFile[] = "tstFileOpenEx-1.tst";
/** @note FsPerf have a copy of this code. */
static void tstOpenExTest(unsigned uLine, int cbExist, int cbNext, const char *pszFilename, uint64_t fAction,
int rcExpect, RTFILEACTION enmActionExpected)
{
uint64_t const fCreateMode = (0644 << RTFILE_O_CREATE_MODE_SHIFT);
RTFILE hFile;
int rc;
/*
* File existence and size.
*/
bool fOkay = false;
RTFSOBJINFO ObjInfo;
rc = RTPathQueryInfoEx(pszFilename, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_ON_LINK);
if (RT_SUCCESS(rc))
fOkay = cbExist == (int64_t)ObjInfo.cbObject;
else
fOkay = rc == VERR_FILE_NOT_FOUND && cbExist < 0;
if (!fOkay)
{
if (cbExist >= 0)
{
rc = RTFileOpen(&hFile, pszFilename, RTFILE_O_WRITE | RTFILE_O_CREATE_REPLACE | RTFILE_O_DENY_NONE | fCreateMode);
if (RT_SUCCESS(rc))
{
while (cbExist > 0)
{
int cbToWrite = (int)strlen(pszFilename);
if (cbToWrite > cbExist)
cbToWrite = cbExist;
rc = RTFileWrite(hFile, pszFilename, cbToWrite, NULL);
if (RT_FAILURE(rc))
{
RTTestIFailed("%u: RTFileWrite(%s,%#x) -> %Rrc\n", uLine, pszFilename, cbToWrite, rc);
break;
}
cbExist -= cbToWrite;
}
RTTESTI_CHECK_RC(RTFileClose(hFile), VINF_SUCCESS);
}
else
RTTestIFailed("%u: RTFileDelete(%s) -> %Rrc\n", uLine, pszFilename, rc);
}
else
{
rc = RTFileDelete(pszFilename);
if (rc != VINF_SUCCESS && rc != VERR_FILE_NOT_FOUND)
RTTestIFailed("%u: RTFileDelete(%s) -> %Rrc\n", uLine, pszFilename, rc);
}
}
/*
* The actual test.
*/
RTFILEACTION enmActuallyTaken = RTFILEACTION_END;
hFile = NIL_RTFILE;
rc = RTFileOpenEx(pszFilename, fAction | RTFILE_O_READWRITE | RTFILE_O_DENY_NONE | fCreateMode, &hFile, &enmActuallyTaken);
if ( rc != rcExpect
|| enmActuallyTaken != enmActionExpected
|| (RT_SUCCESS(rc) ? hFile == NIL_RTFILE : hFile != NIL_RTFILE))
RTTestIFailed("%u: RTFileOpenEx(%s, %#llx) -> %Rrc + %d (hFile=%p), expected %Rrc + %d\n",
uLine, pszFilename, fAction, rc, enmActuallyTaken, hFile, rcExpect, enmActionExpected);
if (RT_SUCCESS(rc))
{
if ( enmActionExpected == RTFILEACTION_REPLACED
|| enmActionExpected == RTFILEACTION_TRUNCATED)
{
uint8_t abBuf[16];
rc = RTFileRead(hFile, abBuf, 1, NULL);
if (rc != VERR_EOF)
RTTestIFailed("%u: RTFileRead(%s,,1,) -> %Rrc, expected VERR_EOF\n", uLine, pszFilename, rc);
}
while (cbNext > 0)
{
int cbToWrite = (int)strlen(pszFilename);
if (cbToWrite > cbNext)
cbToWrite = cbNext;
rc = RTFileWrite(hFile, pszFilename, cbToWrite, NULL);
if (RT_FAILURE(rc))
{
RTTestIFailed("%u: RTFileWrite(%s,%#x) -> %Rrc\n", uLine, pszFilename, cbToWrite, rc);
break;
}
cbNext -= cbToWrite;
}
rc = RTFileClose(hFile);
if (RT_FAILURE(rc))
RTTestIFailed("%u: RTFileClose(%p) -> %Rrc\n", uLine, hFile, rc);
}
}
/** @note FsPerf have a copy of this code. */
void tstFileActionTaken(RTTEST hTest)
{
RTTestSub(hTest, "Action taken");
/*
* RTFILE_O_OPEN and RTFILE_O_OPEN_CREATE.
*/
/* RTFILE_O_OPEN - non-existing: */
tstOpenExTest(__LINE__, -1, -1, g_szTestFile, RTFILE_O_OPEN, VERR_FILE_NOT_FOUND, RTFILEACTION_INVALID);
/* RTFILE_O_OPEN_CREATE - non-existing: */
tstOpenExTest(__LINE__, -1, -1, g_szTestFile, RTFILE_O_OPEN_CREATE, VINF_SUCCESS, RTFILEACTION_CREATED);
/* RTFILE_O_OPEN_CREATE - existing: */
tstOpenExTest(__LINE__, 0, 0, g_szTestFile, RTFILE_O_OPEN_CREATE, VINF_SUCCESS, RTFILEACTION_OPENED);
/* RTFILE_O_OPEN - existing: */
tstOpenExTest(__LINE__, 0, 0, g_szTestFile, RTFILE_O_OPEN, VINF_SUCCESS, RTFILEACTION_OPENED);
/*
* RTFILE_O_OPEN and RTFILE_O_OPEN_CREATE w/ TRUNCATE variations.
*/
/* RTFILE_O_OPEN + TRUNCATE - existing zero sized file: */
tstOpenExTest(__LINE__, 0, 0, g_szTestFile, RTFILE_O_OPEN | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_TRUNCATED);
/* RTFILE_O_OPEN_CREATE + TRUNCATE - existing zero sized file: */
tstOpenExTest(__LINE__, 0, 10, g_szTestFile, RTFILE_O_OPEN_CREATE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_TRUNCATED);
/* RTFILE_O_OPEN_CREATE + TRUNCATE - existing non-zero sized file: */
tstOpenExTest(__LINE__, 10, 10, g_szTestFile, RTFILE_O_OPEN_CREATE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_TRUNCATED);
/* RTFILE_O_OPEN + TRUNCATE - existing non-zero sized file: */
tstOpenExTest(__LINE__, 10, -1, g_szTestFile, RTFILE_O_OPEN | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_TRUNCATED);
/* RTFILE_O_OPEN + TRUNCATE - non-existing file: */
tstOpenExTest(__LINE__, -1, -1, g_szTestFile, RTFILE_O_OPEN | RTFILE_O_TRUNCATE, VERR_FILE_NOT_FOUND, RTFILEACTION_INVALID);
/* RTFILE_O_OPEN_CREATE + TRUNCATE - non-existing file: */
tstOpenExTest(__LINE__, -1, 0, g_szTestFile, RTFILE_O_OPEN_CREATE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_CREATED);
/*
* RTFILE_O_CREATE and RTFILE_O_CREATE_REPLACE.
*/
/* RTFILE_O_CREATE_REPLACE - existing: */
tstOpenExTest(__LINE__, 0, -1, g_szTestFile, RTFILE_O_CREATE_REPLACE, VINF_SUCCESS, RTFILEACTION_REPLACED);
/* RTFILE_O_CREATE_REPLACE - non-existing: */
tstOpenExTest(__LINE__, -1, 0, g_szTestFile, RTFILE_O_CREATE_REPLACE, VINF_SUCCESS, RTFILEACTION_CREATED);
/* RTFILE_O_CREATE - existing: */
tstOpenExTest(__LINE__, 0, -1, g_szTestFile, RTFILE_O_CREATE, VERR_ALREADY_EXISTS, RTFILEACTION_ALREADY_EXISTS);
/* RTFILE_O_CREATE - non-existing: */
tstOpenExTest(__LINE__, -1, -1, g_szTestFile, RTFILE_O_CREATE, VINF_SUCCESS, RTFILEACTION_CREATED);
/*
* RTFILE_O_CREATE and RTFILE_O_CREATE_REPLACE w/ TRUNCATE variations.
*/
/* RTFILE_O_CREATE+TRUNCATE - non-existing: */
tstOpenExTest(__LINE__, -1, 10, g_szTestFile, RTFILE_O_CREATE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_CREATED);
/* RTFILE_O_CREATE+TRUNCATE - existing: */
tstOpenExTest(__LINE__, 10, 10, g_szTestFile, RTFILE_O_CREATE | RTFILE_O_TRUNCATE, VERR_ALREADY_EXISTS, RTFILEACTION_ALREADY_EXISTS);
/* RTFILE_O_CREATE_REPLACE+TRUNCATE - existing: */
tstOpenExTest(__LINE__, 10, -1, g_szTestFile, RTFILE_O_CREATE_REPLACE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_REPLACED);
/* RTFILE_O_CREATE_REPLACE+TRUNCATE - non-existing: */
tstOpenExTest(__LINE__, -1, -1, g_szTestFile, RTFILE_O_CREATE_REPLACE | RTFILE_O_TRUNCATE, VINF_SUCCESS, RTFILEACTION_CREATED);
RTTESTI_CHECK_RC(RTFileDelete(g_szTestFile), VINF_SUCCESS);
}
int main()
{
RTTEST hTest;
int rc = RTTestInitAndCreate("tstRTFileOpenEx-1", &hTest);
if (rc)
return rc;
RTTestBanner(hTest);
tstFileActionTaken(hTest);
RTFileDelete(g_szTestFile);
return RTTestSummaryAndDestroy(hTest);
}
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