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// ---
//
// $Id: compileroutput.cpp,v 1.3 2005/06/08 08:08:06 nilu Exp $
//
// CppTest - A C++ Unit Testing Framework
// Copyright (c) 2003 Niklas Lundell
//
// ---
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// ---
#include <cstring>
#include <sstream>
#include "cpptest-compileroutput.h"
#include "cpptest-source.h"
using namespace std;
namespace Test
{
namespace
{
// Checks for output format modifiers.
//
bool
check_format(const string& format,
string::size_type& pos,
const string& mod,
int& mod_cnt)
{
if (format.compare(pos, mod.size(), mod) == 0)
{
if (++mod_cnt > 1)
throw Test::CompilerOutput::InvalidFormat(format);
pos += mod.size();
return true;
}
return false;
}
} // anonymous namespace
/// Constructs a compiler output handler.
///
/// \param format Pre-defined compiler output format.
/// \param stream Stream to output to.
///
CompilerOutput::CompilerOutput(Format format, ostream& stream)
: Output(),
_stream(stream)
{
static const char* table[] =
{
"%file:%line: %text", // Generic
"Error cpptest %file %line: %text", // BCC
"%file:%line: %text", // GCC
"%file(%line) : %text" // MSVC
};
_format = table[format];
}
/// Constructs a compiler output handler.
///
/// \param format %Output format to use.
/// \param stream Stream to output to.
///
/// \exception InvalidFormat Invalid format specified.
///
CompilerOutput::CompilerOutput(const string& format, ostream& stream)
: Output(),
_format(format),
_stream(stream)
{
int expr(0), file(0), line(0);
for (string::size_type pos = 0;
(pos = _format.find_first_of('%', pos)) != string::npos; )
{
++pos;
if (check_format(_format, pos, "expr", expr)) ;
else if (check_format(_format, pos, "file", file)) ;
else if (check_format(_format, pos, "line", line)) ;
else
throw InvalidFormat(format);
}
if (!expr && !file && !line)
throw InvalidFormat(format);
}
void
CompilerOutput::assertment(const Source& s)
{
string fmt(_format);
string::size_type pos;
fmt.reserve(fmt.size() + 128);
if ((pos = fmt.find("%file")) != string::npos)
fmt.replace(pos, 5, s.file());
if ((pos = fmt.find("%text")) != string::npos)
fmt.replace(pos, 5, s.message());
if ((pos = fmt.find("%line")) != string::npos)
{
ostringstream ss;
ss << s.line();
fmt.replace(pos, 5, ss.str());
}
_stream << fmt << endl;
}
} // namespace Test
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