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/* $Id$ */
/** @file
* IPRT Testcase - Unique directory creation.
*/
/*
* Copyright (C) 2011-2017 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE 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.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/dir.h>
#include <iprt/path.h>
#include <iprt/mem.h>
#include <iprt/string.h>
#include <iprt/test.h>
/*********************************************************************************************************************************
* Global Variables *
*********************************************************************************************************************************/
static char g_szTempPath[RTPATH_MAX - 50];
static void tst1(size_t cTest, size_t cchDigits, char chSep)
{
RTTestISubF("tst #%u (digits: %u; sep: %c)", cTest, cchDigits, chSep ? chSep : ' ');
/* We try to create max possible + one. */
size_t cTimes = 1;
for (size_t i = 0; i < cchDigits; ++i)
cTimes *= 10;
/* Allocate the result array. */
char **papszNames = (char **)RTMemTmpAllocZ((cTimes + 1) * sizeof(char *));
RTTESTI_CHECK_RETV(papszNames != NULL);
int rc = VERR_INTERNAL_ERROR;
/* The test loop. */
size_t i;
for (i = 0; i < cTimes + 1; i++)
{
char szName[RTPATH_MAX];
RTTESTI_CHECK_RC(rc = RTPathAppend(strcpy(szName, g_szTempPath), sizeof(szName), "RTDirCreateUniqueNumbered"), VINF_SUCCESS);
if (RT_FAILURE(rc))
break;
rc = RTDirCreateUniqueNumbered(szName, sizeof(szName), 0700, cchDigits, chSep);
if (rc != VINF_SUCCESS)
{
/* Random selection (system) isn't 100% predictable, so we must give a little
leeway for the 2+ digit tests. (Using random is essential for performance.) */
if (cchDigits == 1 || rc != VERR_ALREADY_EXISTS || i < cTimes - 1)
RTTestIFailed("RTDirCreateUniqueNumbered(%s) call #%u -> %Rrc\n", szName, i, rc);
break;
}
RTTESTI_CHECK(papszNames[i] = RTStrDup(szName));
if (!papszNames[i])
break;
RTTestIPrintf(RTTESTLVL_DEBUG, "%s\n", papszNames[i]);
}
/* Try to create one more, which shouldn't be possible. */
if (RT_SUCCESS(rc) && i == cTimes + 1)
{
char szName[RTPATH_MAX];
RTTESTI_CHECK_RC(rc = RTPathAppend(strcpy(szName, g_szTempPath), sizeof(szName), "RTDirCreateUniqueNumbered"), VINF_SUCCESS);
if (RT_SUCCESS(rc))
RTTESTI_CHECK_RC(rc = RTDirCreateUniqueNumbered(szName, sizeof(szName), 0700, cchDigits, chSep), VERR_ALREADY_EXISTS);
}
/* cleanup */
while (i-- > 0)
{
RTTESTI_CHECK_RC(RTDirRemove(papszNames[i]), VINF_SUCCESS);
RTStrFree(papszNames[i]);
}
RTMemTmpFree(papszNames);
}
int main()
{
RTTEST hTest;
RTEXITCODE rcExit = RTTestInitAndCreate("tstRTDirCreateUniqueNumbered", &hTest);
if (rcExit)
return rcExit;
RTTestBanner(hTest);
/*
* Get the temp directory (this is essential to the testcase).
*/
int rc;
RTTESTI_CHECK_RC(rc = RTPathTemp(g_szTempPath, sizeof(g_szTempPath)), VINF_SUCCESS);
if (RT_FAILURE(rc))
return RTTestSummaryAndDestroy(hTest);
/*
* Create some test directories.
*/
tst1(1, 1, '\0');
tst1(2, 1, '-');
tst1(3, 2, '\0');
tst1(4, 2, '-');
/*
* Summary.
*/
return RTTestSummaryAndDestroy(hTest);
}
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