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/* tests/dataprovidertest.cpp
Copyright (C) 2004 Klarälvdalens Datakonsult AB
This file is part of QGPGME's regression test suite.
QGPGME 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; either version 2 of the License, or
(at your option) any later version.
QGPGME 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 QGPGME; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
// -*- c++ -*-
#ifdef NDEBUG
#undef NDEBUG
#endif
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <qgpgme/dataprovider.h>
#include <gpgmepp/data.h>
#include <gpgmepp/data_p.h>
#include <gpgme.h>
#include <iostream>
#include <string.h>
#include <unistd.h>
#include <assert.h>
#include <errno.h>
#include <stdlib.h>
using namespace GpgME;
static const char input[] = "foo bar baz\0foo bar baz";
static const size_t inputSize = sizeof (input) / sizeof (*input) - 1;
static const char nulls[256] = { '\0' };
#define assertEqual( expr, expected ) \
do { \
long long foo = (expr); \
if ( foo != (long long)expected ) { \
std::cerr << #expr << ": expected " << expected << "; got " << foo \
<< ";errno: " << errno << "(" << strerror( errno ) << ")" << std::endl; \
exit( 1 ); \
} \
} while( 0 )
int main( int, char** ) {
{
//
// QByteArrayDataProvider
//
// writing:
QGpgME::QByteArrayDataProvider qba_dp;
Data data( &qba_dp );
assertEqual( data.write( input, inputSize ), inputSize );
const QByteArray ba1 = qba_dp.data();
assertEqual( ba1.size(), inputSize );
assertEqual( memcmp( ba1.data(), input, inputSize ), 0 );
// seeking and reading:
assertEqual( data.seek( 0, SEEK_CUR ), inputSize );
assertEqual( data.seek( 4, SEEK_SET ), 4 );
char ch = '\0';
assertEqual( data.read( &ch, 1 ), 1 );
assertEqual( ch, input[4] );
assertEqual( data.read( &ch, 1 ), 1 );
assertEqual( ch, input[5] );
char buf[ inputSize + 10 ] = { '\0' };
assertEqual( data.seek( 0, SEEK_SET ), 0 );
assertEqual( data.read( buf, sizeof buf ), inputSize );
assertEqual( memcmp( buf, input, inputSize ), 0 );
// writing single char at end:
assertEqual( data.seek( 0, SEEK_END ), inputSize );
assertEqual( data.write( &ch, 1 ) , 1 );
const QByteArray ba2 = qba_dp.data();
assertEqual( ba2.size(), inputSize + 1 );
assertEqual( memcmp( ba2.data(), input, inputSize ), 0 );
assertEqual( ba2[inputSize], ch );
// writing past end of buffer:
assertEqual( data.seek( 10, SEEK_END ), inputSize + 11 );
assertEqual( data.write( &ch, 1 ), 1 );
const QByteArray ba3 = qba_dp.data();
assertEqual( ba3.size(), inputSize + 12 );
assertEqual( memcmp( ba3.data(), input, inputSize ), 0 );
assertEqual( ba3[inputSize], ch );
assertEqual( ba3[inputSize+11], ch );
assertEqual( memcmp( ba3.data() + inputSize + 1, nulls, 10 ), 0 );
}
{
//
// QByteArrayDataProvider with initial data:
//
QByteArray ba;
ba.duplicate( input, inputSize );
QGpgME::QByteArrayDataProvider qba_dp( ba );
Data data( &qba_dp );
assertEqual( data.seek( 0, SEEK_END ), inputSize );
assertEqual( data.seek( 0, SEEK_SET ), 0 );
const QByteArray ba1 = qba_dp.data();
assertEqual( ba1.size(), inputSize );
assertEqual( memcmp( ba1.data(), input, inputSize ), 0 );
}
return 0;
}
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