libs/range/test/iterator_range.cpp
// Boost.Range library
//
// Copyright Thorsten Ottosen 2003-2004. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// For more information, see http://www.boost.org/libs/range/
//
#include <boost/detail/workaround.hpp>
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
# pragma warn -8091 // supress warning in Boost.Test
# pragma warn -8057 // unused argument argc/argv in Boost.Test
#endif
#include <boost/range/iterator_range.hpp>
#include <boost/range/functions.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/test/test_tools.hpp>
#include <iostream>
#include <string>
// This should be included before "using namespace boost",
// otherwise gcc headers will be confused with boost::iterator
// namespace.
#include <boost/test/included/unit_test_framework.hpp>
using namespace boost;
using namespace std;
struct add_one
{
template< class T >
T operator()( T r ) const
{
return r + 1;
}
};
void check_iterator_range()
{
typedef string::iterator iterator;
typedef string::const_iterator const_iterator;
typedef iterator_range<iterator> irange;
typedef iterator_range<const_iterator> cirange;
string str = "hello world";
const string cstr = "const world";
irange r = make_iterator_range( str );
r = make_iterator_range( str.begin(), str.end() );
cirange r2 = make_iterator_range( cstr );
r2 = make_iterator_range( cstr.begin(), cstr.end() );
r2 = make_iterator_range( str );
BOOST_CHECK( !r.empty() );
BOOST_CHECK( !r2.empty() );
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
if( !(bool)r )
BOOST_CHECK( false );
if( !(bool)r2 )
BOOST_CHECK( false );
#else
if( !r )
BOOST_CHECK( false );
if( !r2 )
BOOST_CHECK( false );
#endif
BOOST_CHECK_EQUAL( r.size(), size( r ) );
BOOST_CHECK_EQUAL( r2.size(), size( r2 ) );
BOOST_CHECK_EQUAL( distance( r.begin(), r.end() ),
distance( begin( r2 ), end( r2 ) ) );
cout << r << r2;
string res = copy_range<string>( r );
BOOST_CHECK( equal( res.begin(), res.end(), r.begin() ) );
irange rr = make_iterator_range( str );
BOOST_CHECK( rr.equal( r ) );
rr = make_iterator_range( str.begin(), str.begin() + 5 );
BOOST_CHECK( rr == "hello" );
BOOST_CHECK( rr != "hell" );
BOOST_CHECK( rr < "hello dude" );
BOOST_CHECK( "hello" == rr );
BOOST_CHECK( "hell" != rr );
BOOST_CHECK( ! ("hello dude" < rr ) );
irange rrr = rr;
BOOST_CHECK( rrr == rr );
BOOST_CHECK( !( rrr != rr ) );
BOOST_CHECK( !( rrr < rr ) );
}
using boost::unit_test_framework::test_suite;
test_suite* init_unit_test_suite( int argc, char* argv[] )
{
test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" );
test->add( BOOST_TEST_CASE( &check_iterator_range ) );
return test;
}