#include <cppunit/tools/StringTools.h>
#include <cppunit/portability/Stream.h>
#include <algorithm>


CPPUNIT_NS_BEGIN


std::string 
StringTools::toString( int value )
{
	OStringStream stream;
	stream << value;
	return stream.str();
}


std::string 
StringTools::toString( double value )
{
	OStringStream stream;
	stream << value;
	return stream.str();
}


StringTools::Strings
StringTools::split( const std::string &text, 
		char separator )
{
	Strings splittedText;

	std::string::const_iterator itStart = text.begin();
	while ( !text.empty() )
	{
		std::string::const_iterator itSeparator = std::find( itStart, 
				text.end(), 
				separator );
		splittedText.push_back( text.substr( itStart - text.begin(),
				itSeparator - itStart ) );
		if ( itSeparator == text.end() )
			break;
		itStart = itSeparator +1;
	}

	return splittedText;
}


std::string 
StringTools::wrap( const std::string &text,
		int wrapColumn )
{
	const char lineBreak = '\n';
	Strings lines = split( text, lineBreak );

	std::string wrapped;
	for ( Strings::const_iterator it = lines.begin(); it != lines.end(); ++it )
	{
		if ( it != lines.begin() )
			wrapped += lineBreak;

		const std::string &line = *it;
		unsigned int index =0;
		while ( index < line.length() )
		{
			std::string lineSlice( line.substr( index, wrapColumn ) );
			wrapped += lineSlice;
			index += wrapColumn;
			if ( index < line.length() )
				wrapped += lineBreak;
		}
	}

	return wrapped;
}


CPPUNIT_NS_END

