libs/range/test/string.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/
//
//#define _MSL_USING_NAMESPACE 1
#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/as_array.hpp>
#include <boost/range/as_literal.hpp>
#include <boost/range/functions.hpp>
#include <boost/range/metafunctions.hpp>
#include <boost/static_assert.hpp>
#include <boost/type_traits.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/config.hpp>
#include <vector>
#include <fstream>
#include <algorithm>
template< class T >
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<T>::type
str_begin( T& r )
{
return boost::begin( boost::as_literal(r) );
}
template< class T >
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<T>::type
str_end( T& r )
{
return boost::end( boost::as_literal(r) );
}
template< class T >
inline BOOST_DEDUCED_TYPENAME boost::range_size<T>::type
str_size( const T& r )
{
return boost::size( boost::as_literal(r) );
}
template< class T >
inline bool
str_empty( T& r )
{
return boost::empty( boost::as_literal(r) );
}
template< typename Container, typename T >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
find( Container& c, T value )
{
return std::find( str_begin(c), str_end(c),
value );
}
template< typename Container, typename T >
BOOST_DEDUCED_TYPENAME boost::range_iterator<const Container>::type
find( const Container& c, T value )
{
return std::find( str_begin(c), str_end(c),
value );
}
template< typename Container, typename T >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
find_mutable( Container& c, T value )
{
str_size( c );
return std::find( str_begin(c), str_end(c),
value );
}
template< typename Container, typename T >
BOOST_DEDUCED_TYPENAME boost::range_iterator<const Container>::type
find_const( const Container& c, T value )
{
str_size( c );
return std::find( str_begin(c), str_end(c),
value );
}
std::vector<char>
check_rvalue_return()
{
return std::vector<char>( 10, 'm' );
}
using namespace boost;
void check_char()
{
typedef char* char_iterator_t;
typedef char char_array_t[10];
const char* char_s = "a string";
char my_string[] = "another string";
const char my_const_string[] = "another string";
const unsigned my_string_length = 14;
char* char_s2 = "a string";
BOOST_STATIC_ASSERT(( is_same< range_value<char_iterator_t>::type,
detail::iterator_traits<char_iterator_t>::value_type>::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<char_iterator_t>::type, char_iterator_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_difference<char_iterator_t>::type,
::std::ptrdiff_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_size<char_iterator_t>::type, std::size_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<char_iterator_t>::type, char_iterator_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<const char*>::type, const char* >::value ));
BOOST_STATIC_ASSERT(( is_same< range_value<char_array_t>::type,
char>::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<char_array_t>::type, char* >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<const char_array_t>::type, const char* >::value ));
BOOST_STATIC_ASSERT(( is_same< range_difference<char_array_t>::type,
::std::ptrdiff_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_size<char_array_t>::type, std::size_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<char_array_t>::type, char* >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<const char_array_t>::type, const char* >::value ));
BOOST_CHECK_EQUAL( str_begin( char_s ), char_s );
std::size_t sz = str_size(char_s);
const char* str_end1 = str_begin( char_s ) + sz;
BOOST_CHECK_EQUAL( str_end( char_s ), str_end1 );
BOOST_CHECK_EQUAL( str_empty( char_s ), (char_s == 0 || char_s[0] == char()) );
BOOST_CHECK_EQUAL( sz, std::char_traits<char>::length( char_s ) );
BOOST_CHECK_EQUAL( str_begin( my_string ), my_string );
range_iterator<char_array_t>::type str_end2 = str_begin( my_string ) + str_size(my_string);
range_iterator<char_array_t>::type str_end3 = str_end(my_string);
BOOST_CHECK_EQUAL( str_end3, str_end2 );
BOOST_CHECK_EQUAL( str_empty( my_string ), (my_string == 0 || my_string[0] == char()) );
BOOST_CHECK_EQUAL( str_size( my_string ), my_string_length );
BOOST_CHECK_EQUAL( str_size( my_string ), std::char_traits<char>::length( my_string ) );
char to_search = 'n';
BOOST_CHECK( find_mutable( char_s, to_search ) != str_end( char_s ) );
BOOST_CHECK( find_const( char_s, to_search ) != str_end(char_s) );
BOOST_CHECK( find_mutable( my_string, to_search ) != str_end(my_string) );
BOOST_CHECK( find_const( my_string, to_search ) != str_end(my_string) );
BOOST_CHECK( find_mutable( char_s2, to_search ) != str_end(char_s) );
BOOST_CHECK( find_const( char_s2, to_search ) != str_end(char_s2) );
BOOST_CHECK( find_const( as_array( my_string ), to_search ) != str_end(my_string) );
BOOST_CHECK( find_const( as_array( my_const_string ), to_search ) != str_end(my_string) );
//
// Test that as_literal() always scan for null terminator
//
char an_array[] = "foo\0bar";
BOOST_CHECK_EQUAL( str_begin( an_array ), an_array );
BOOST_CHECK_EQUAL( str_end( an_array ), an_array + 3 );
BOOST_CHECK_EQUAL( str_size( an_array ), 3 );
const char a_const_array[] = "foobar\0doh";
BOOST_CHECK_EQUAL( str_begin( a_const_array ), a_const_array );
BOOST_CHECK_EQUAL( str_end( a_const_array ), a_const_array + 6 );
BOOST_CHECK_EQUAL( str_size( a_const_array ), 6 );
}
void check_string()
{
check_char();
#ifndef BOOST_NO_STD_WSTRING
typedef wchar_t* wchar_iterator_t;
const wchar_t* char_ws = L"a wide string";
wchar_t my_wstring[] = L"another wide string";
wchar_t* char_ws2 = L"a wide string";
BOOST_STATIC_ASSERT(( is_same< range_value<wchar_iterator_t>::type,
detail::iterator_traits<wchar_iterator_t>::value_type>::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<wchar_iterator_t>::type, wchar_iterator_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<const wchar_t*>::type, const wchar_t* >::value ));
BOOST_STATIC_ASSERT(( is_same< range_difference<wchar_iterator_t>::type,
detail::iterator_traits<wchar_iterator_t>::difference_type >::value ));
BOOST_STATIC_ASSERT(( is_same< range_size<wchar_iterator_t>::type, std::size_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<wchar_iterator_t>::type, wchar_iterator_t >::value ));
BOOST_STATIC_ASSERT(( is_same< range_iterator<const wchar_t*>::type, const wchar_t* >::value ));
std::size_t sz = str_size( char_ws );
BOOST_CHECK_EQUAL( str_begin( char_ws ), char_ws );
BOOST_CHECK_EQUAL( str_end(char_ws), (str_begin( char_ws ) + sz) );
BOOST_CHECK_EQUAL( str_empty( char_ws ), (char_ws == 0 || char_ws[0] == wchar_t()) );
BOOST_CHECK_EQUAL( sz, std::char_traits<wchar_t>::length( char_ws ) );
wchar_t to_search = L'n';
BOOST_CHECK( find( char_ws, to_search ) != str_end(char_ws) );
#if BOOST_WORKAROUND(_MSC_VER, BOOST_TESTED_AT(1300))
BOOST_CHECK( find( my_wstring, to_search ) != str_end(my_wstring) );
#endif
#endif
find( check_rvalue_return(), 'n' );
}
#include <boost/test/unit_test.hpp>
using boost::unit_test::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_string ) );
return test;
}