Rollback 3089 - somehow it's broken the build!
Robin Mills
12 years ago
parent
da1ed8c536
commit
a297d2b69e
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// ***************************************************************** -*- C++ -*-
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/*
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* Copyright (C) 2004-2012 Andreas Huggel <ahuggel@gmx.net>
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*
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* This program is part of the Exiv2 distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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Abstract : Tester application for BasicIo functions. Tests MemIo primarily
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since FileIo just sits atop of FILE* streams.
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File : iotest.cpp
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Version : $Rev$
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Author(s): Brad Schick (brad) <brad@robotbattle.com>
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History : 04-Dec-04, brad: created
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*/
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// *****************************************************************************
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// included header files
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#include <exiv2/exiv2.hpp>
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#include <cstdio> // for EOF
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#include <cstring>
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#include <iostream>
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using Exiv2::byte;
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using Exiv2::BasicIo;
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using Exiv2::MemIo;
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using Exiv2::FileIo;
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using Exiv2::IoCloser;
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using Exiv2::Error;
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using Exiv2::strError;
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int WriteReadSeek(BasicIo &io);
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// *****************************************************************************
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// Main
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int main(int argc, char* const argv[])
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{
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try {
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if (argc != 4) {
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std::cout << "Usage: " << argv[0] << " filein fileout1 fileout2\n";
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std::cout << "fileouts are overwritten and should match filein exactly\n";
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return 1;
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}
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FileIo fileIn(argv[1]);
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if (fileIn.open() != 0) {
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throw Error(9, fileIn.path(), strError());
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}
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FileIo fileOut1(argv[2]);
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if (fileOut1.open("w+b") != 0) {
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throw Error(10, argv[2], "w+b", strError());
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}
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MemIo memIo1;
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// Copy to output file through memIo
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memIo1.write(fileIn);
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memIo1.seek(0, BasicIo::beg);
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fileOut1.write(memIo1);
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// Make sure they are all the same size
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if(fileIn.size() != memIo1.size() || memIo1.size() != fileOut1.size()) {
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std::cerr << argv[0] <<
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": Sizes do not match\n";
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return 1;
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}
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// Read writereadseek test on MemIo
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MemIo memIo2;
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int rc = WriteReadSeek(memIo2);
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if (rc != 0) return rc;
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// Read writereadseek test on FileIo
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// Create or overwrite the file, then close it
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FileIo fileTest("iotest.txt");
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if (fileTest.open("w+b") != 0) {
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throw Error(10, "iotest.txt", "w+b", strError());
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}
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fileTest.close();
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rc = WriteReadSeek(fileTest);
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if (rc != 0) return rc;
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// Another test of reading and writing
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fileOut1.seek(0, BasicIo::beg);
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memIo2.seek(0, BasicIo::beg);
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FileIo fileOut2(argv[3]);
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if (fileOut2.open("w+b") != 0) {
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throw Error(10, argv[3], "w+b", strError());
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}
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long readCount = 0;
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byte buf[32];
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while ((readCount=fileOut1.read(buf, sizeof(buf)))) {
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if (memIo2.write(buf, readCount) != readCount) {
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std::cerr << argv[0] <<
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": MemIo bad write 2\n";
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return 13;
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}
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if (fileOut2.write(buf, readCount) != readCount) {
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std::cerr << argv[0] <<
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": FileIo bad write 2\n";
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return 14;
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}
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}
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return 0;
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}
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catch (Exiv2::AnyError& e) {
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std::cerr << "Caught Exiv2 exception '" << e << "'\n";
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return 20;
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}
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}
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int WriteReadSeek(BasicIo &io)
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{
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byte buf[4096];
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const char tester1[] = "this is a little test of MemIo";
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const char tester2[] = "Appending this on the end";
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const char expect[] = "this is a little teAppending this on the end";
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const long insert = 19;
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const long len1 = (long)std::strlen(tester1) + 1;
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const long len2 = (long)std::strlen(tester2) + 1;
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if (io.open() != 0) {
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throw Error(9, io.path(), strError());
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}
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IoCloser closer(io);
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if (io.write((byte*)tester1, len1) != len1) {
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std::cerr << ": WRS initial write failed\n";
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return 2;
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}
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if (io.size() != len1) {
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std::cerr << ": WRS size is not " << len1 << "\n";
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return 2;
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}
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io.seek(-len1, BasicIo::cur);
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int c = EOF;
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std::memset(buf, -1, sizeof(buf));
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for (int i = 0; (c=io.getb()) != EOF; ++i) {
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buf[i] = (byte)c;
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}
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// Make sure we got the null back
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if(buf[len1-1] != 0) {
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std::cerr << ": WRS missing null terminator 1\n";
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return 3;
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}
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if (strcmp(tester1, (char*)buf) != 0 ) {
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std::cerr << ": WRS strings don't match 1\n";
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return 4;
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}
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io.seek(-2, BasicIo::end);
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if (io.getb() != 'o') {
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std::cerr << ": WRS bad getb o\n";
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return 5;
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}
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io.seek(-2, BasicIo::cur);
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if (io.getb() != 'I') {
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std::cerr << ": WRS bad getb I\n";
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return 6;
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}
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if (io.putb('O') != 'O') {
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std::cerr << ": WRS bad putb\n";
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return 7;
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}
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io.seek(-1, BasicIo::cur);
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if (io.getb() != 'O') {
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std::cerr << ": WRS bad getb O\n";
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return 8;
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}
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io.seek(insert, BasicIo::beg);
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if(io.write((byte*)tester2, len2) != len2) {
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std::cerr << ": WRS bad write 1\n";
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return 9;
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}
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// open should seek to beginning
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if (io.open() != 0) {
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throw Error(9, io.path(), strError());
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}
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std::memset(buf, -1, sizeof(buf));
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if (io.read(buf, sizeof(buf)) != insert + len2) {
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std::cerr << ": WRS something went wrong\n";
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return 10;
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}
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// Make sure we got the null back
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if(buf[insert + len2 - 1] != 0) {
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std::cerr << ": WRS missing null terminator 2\n";
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return 11;
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}
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if (std::strcmp(expect, (char*)buf) != 0 ) {
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std::cerr << ": WRS strings don't match 2\n";
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return 12;
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}
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return 0;
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}
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