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Diffstat (limited to '')
-rw-r--r-- | src/VBox/Runtime/testcase/tstRTFileAppend-1.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/VBox/Runtime/testcase/tstRTFileAppend-1.cpp b/src/VBox/Runtime/testcase/tstRTFileAppend-1.cpp new file mode 100644 index 00000000..5cc741d4 --- /dev/null +++ b/src/VBox/Runtime/testcase/tstRTFileAppend-1.cpp @@ -0,0 +1,209 @@ +/* $Id: tstRTFileAppend-1.cpp $ */ +/** @file + * IPRT Testcase - File Appending. + */ + +/* + * Copyright (C) 2009-2019 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/file.h> + +#include <iprt/err.h> +#include <iprt/string.h> +#include <iprt/test.h> + + +void tstFileAppend1(RTTEST hTest) +{ + /* + * Open it write only and do some appending. + * Checking that read fails and that the file position changes after the write. + */ + RTTestSub(hTest, "Basic 1"); + RTFileDelete("tstFileAppend-1.tst"); + RTFILE hFile = NIL_RTFILE; + int rc = RTFileOpen(&hFile, + "tstFileAppend-1.tst", + RTFILE_O_WRITE + | RTFILE_O_APPEND + | RTFILE_O_OPEN_CREATE + | RTFILE_O_DENY_NONE + | (0644 << RTFILE_O_CREATE_MODE_SHIFT) + ); + RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS); + + uint64_t offActual = 42; + uint64_t off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 0 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + + RTTESTI_CHECK_RC(RTFileWrite(hFile, "0123456789", 10, NULL), VINF_SUCCESS); + + offActual = 99; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 10 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu after first write\n", offActual); + + size_t cb = 4; + char szBuf[256]; + rc = RTFileRead(hFile, szBuf, 1, &cb); + RTTESTI_CHECK_MSG(rc == VERR_ACCESS_DENIED || rc == VERR_INVALID_HANDLE, ("rc=%Rrc\n", rc)); + + offActual = 999; + off = 5; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_BEGIN, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 5 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + + RTTESTI_CHECK_RC(RTFileClose(hFile), VINF_SUCCESS); + + + /* + * Open it write only and do some more appending. + * Checking the initial position and that it changes after the write. + */ + RTTestSub(hTest, "Basic 2"); + rc = RTFileOpen(&hFile, + "tstFileAppend-1.tst", + RTFILE_O_WRITE + | RTFILE_O_APPEND + | RTFILE_O_OPEN + | RTFILE_O_DENY_NONE + ); + RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS); + + offActual = 99; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 0 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu on 2nd open\n", offActual); + + RTTESTI_CHECK_RC(rc = RTFileWrite(hFile, "abcdefghij", 10, &cb), VINF_SUCCESS); + + offActual = 999; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 20 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu after 2nd write\n", offActual); + + RTTESTI_CHECK_RC(RTFileClose(hFile), VINF_SUCCESS); + + /* + * Open it read/write. + * Check the initial position and read stuff. Then append some more and + * check the new position and see that read returns 0/EOF. Finally, + * do some seeking and read from a new position. + */ + RTTestSub(hTest, "Basic 3"); + rc = RTFileOpen(&hFile, + "tstFileAppend-1.tst", + RTFILE_O_READWRITE + | RTFILE_O_APPEND + | RTFILE_O_OPEN + | RTFILE_O_DENY_NONE + ); + RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS); + + offActual = 9; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 0 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu on 3rd open\n", offActual); + + cb = 99; + RTTESTI_CHECK_RC(rc = RTFileRead(hFile, szBuf, 10, &cb), VINF_SUCCESS); + RTTESTI_CHECK(RT_FAILURE(rc) || cb == 10); + RTTESTI_CHECK_MSG(RT_FAILURE(rc) || !memcmp(szBuf, "0123456789", 10), ("read the wrong stuff: %.10s - expected 0123456789\n", szBuf)); + + offActual = 999; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 10 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu on 1st open\n", offActual); + + RTTESTI_CHECK_RC(RTFileWrite(hFile, "klmnopqrst", 10, NULL), VINF_SUCCESS); + + offActual = 9999; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 30 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu after 3rd write\n", offActual); + + RTTESTI_CHECK_RC(rc = RTFileRead(hFile, szBuf, 1, NULL), VERR_EOF); + cb = 99; + RTTESTI_CHECK_RC(rc = RTFileRead(hFile, szBuf, 1, &cb), VINF_SUCCESS); + RTTESTI_CHECK(cb == 0); + + + offActual = 99999; + off = 15; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_BEGIN, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 15 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + if (RT_SUCCESS(rc) && offActual == 15) + { + RTTESTI_CHECK_RC(rc = RTFileRead(hFile, szBuf, 10, NULL), VINF_SUCCESS); + RTTESTI_CHECK_MSG(RT_FAILURE(rc) || !memcmp(szBuf, "fghijklmno", 10), ("read the wrong stuff: %.10s - expected fghijklmno\n", szBuf)); + + offActual = 9999999; + off = 0; + RTTESTI_CHECK_RC(rc = RTFileSeek(hFile, off, RTFILE_SEEK_CURRENT, &offActual), VINF_SUCCESS); + RTTESTI_CHECK_MSG(offActual == 25 || RT_FAILURE(rc), ("offActual=%llu", offActual)); + RTTestIPrintf(RTTESTLVL_INFO, "off=%llu after 2nd read\n", offActual); + } + + RTTESTI_CHECK_RC(RTFileClose(hFile), VINF_SUCCESS); + + /* + * Open it read only + append and check that we cannot write to it. + */ + RTTestSub(hTest, "Basic 4"); + rc = RTFileOpen(&hFile, + "tstFileAppend-1.tst", + RTFILE_O_READ + | RTFILE_O_APPEND + | RTFILE_O_OPEN + | RTFILE_O_DENY_NONE); + RTTESTI_CHECK_RC_RETV(rc, VINF_SUCCESS); + + rc = RTFileWrite(hFile, "pqrstuvwx", 10, &cb); + RTTESTI_CHECK_MSG(rc == VERR_ACCESS_DENIED || rc == VERR_INVALID_HANDLE, ("rc=%Rrc\n", rc)); + + RTTESTI_CHECK_RC(RTFileClose(hFile), VINF_SUCCESS); + RTTESTI_CHECK_RC(RTFileDelete("tstFileAppend-1.tst"), VINF_SUCCESS); +} + + +int main() +{ + RTTEST hTest; + int rc = RTTestInitAndCreate("tstRTFileAppend-1", &hTest); + if (rc) + return rc; + RTTestBanner(hTest); + tstFileAppend1(hTest); + RTFileDelete("tstFileAppend-1.tst"); + return RTTestSummaryAndDestroy(hTest); +} + |