libs/assign/test/list_of.cpp
// Boost.Assign 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/assign/
//
#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/assign/list_of.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/array.hpp>
#include <algorithm>
#include <vector>
#include <list>
#include <deque>
#include <set>
#include <map>
#include <stack>
#include <string>
#include <cstdlib>
#include <complex>
struct nothing
{
template< class T >
void operator()( T )
{ }
};
template< class Range >
void for_each( const Range& r )
{
std::for_each( r.begin(), r.end(), nothing() );
}
namespace ba = boost::assign;
template< class C >
void test_sequence_list_of_string()
{
#if BOOST_WORKAROUND(BOOST_MSVC, <=1300)
const C c = ba::list_of( "foo" )( "bar" ).to_container( c );
#else
const C c = ba::list_of( "foo" )( "bar" );
#endif
BOOST_CHECK_EQUAL( c.size(), 2u );
}
struct parameter_list
{
int val;
template< class T >
parameter_list( T )
: val(0)
{ }
template< class T >
parameter_list( const T&, int )
: val(1)
{ }
};
template< class C >
void test_sequence_list_of_int()
{
using namespace std;
#if BOOST_WORKAROUND(BOOST_MSVC, <=1300)
const C c = ba::list_of<int>(1)(2)(3)(4).to_container( c );
const C c2 = ba::list_of(1)(2)(3)(4).to_container( c2 );
BOOST_CHECK_EQUAL( c.size(), 4u );
BOOST_CHECK_EQUAL( c2.size(), 4u );
C c3 = ba::list_of(1).repeat( 1, 2 )(3).to_container( c3 );
BOOST_CHECK_EQUAL( c3.size(), 3u );
c3 = ba::list_of(1).repeat_fun( 10, &rand )(2)(3).to_container( c3 );
BOOST_CHECK_EQUAL( c3.size(), 13u );
#else
const C c = ba::list_of<int>(1)(2)(3)(4);
const C c2 = ba::list_of(1)(2)(3)(4);
BOOST_CHECK_EQUAL( c.size(), 4u );
BOOST_CHECK_EQUAL( c2.size(), 4u );
C c3 = ba::list_of(1).repeat( 1, 2 )(3);
BOOST_CHECK_EQUAL( c3.size(), 3u );
#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
// BCB fails to use operator=() directly,
// it must be worked around using e.g. auxiliary variable
C aux = ba::list_of(1).repeat_fun( 10, &rand )(2)(3);
BOOST_CHECK_EQUAL( aux.size(), 13u );
c3 = aux;
BOOST_CHECK_EQUAL( c3.size(), 13u );
#else
c3 = ba::list_of(1).repeat_fun( 10, &rand )(2)(3);
BOOST_CHECK_EQUAL( c3.size(), 13u );
#endif
#endif
parameter_list p( ba::list_of(1)(2), 3u );
BOOST_CHECK_EQUAL( p.val, 1 );
}
template< class C >
void test_map_list_of()
{
const C c = ba::list_of< std::pair<std::string,int> >( "foo", 1 )( "bar", 2 )( "buh", 3 )( "bah", 4 );
BOOST_CHECK_EQUAL( c.size(), 4u );
const C c2 = ba::map_list_of( "foo", 1 )( "bar", 2 )( "buh", 3 )( "bah", 4 );
BOOST_CHECK_EQUAL( c2.size(), 4u );
}
void test_vector_matrix()
{
using namespace boost;
using namespace boost::assign;
using namespace std;
#if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, == 1) || BOOST_WORKAROUND(BOOST_MSVC, <=1300)
#else
const int sz = 3;
typedef array<int,sz> row3;
typedef array<row3,sz> matrix3x3;
matrix3x3 m = list_of( list_of(1)(2)(3) )
( list_of(4)(5)(6) )
( list_of(7)(8)(9) );
for( int i = 0; i != sz; ++i )
for( int j = 0; j != sz; ++j )
BOOST_CHECK_EQUAL( m[i][j], i*sz + j + 1 );
typedef vector<int> row;
typedef vector<row> matrix;
//
// note: some libraries need a little help
// with the conversion, hence the 'row' template parameter.
//
matrix m2 = list_of< row >( list_of(1)(2)(3) )
( list_of(4)(5) )
( list_of(6) );
for( int i = 0; i != sz; ++i )
for( int j = 0; j != sz - i; ++j )
BOOST_CHECK_EQUAL( m[i][j], i*sz + j + 1 );
#endif
}
void test_map_list_of()
{
/*
maybe in the future...
using namespace std;
using namespace boost::assign;
typedef vector<int> score_type;
typedef map<string,score_type> team_score_map;
team_score_map team_score = map_list_of
( "Team Foo", list_of(1)(1)(0) )
( "Team Bar", list_of(0)(0)(0) )
( "Team FooBar", list_of(0)(0)(1) );
BOOST_CHECK_EQUAL( team_score.size(), 3 );
BOOST_CHECK_EQUAL( team_score[ "Team Foo" ][1], 1 );
BOOST_CHECK_EQUAL( team_score[ "Team Bar" ][0], 0 );
*/
}
/*
void test_complex_list_of()
{
typedef std::complex<float> complex_t;
std::vector<complex_t> v;
v = ba::list_of<complex_t>(1,2)(2,3)(4,5)(0).
repeat_from_to( complex_t(0,0), complex_t(10,10), complex_t(1,1) );
}
*/
struct five
{
five( int, int, int, int, int )
{
}
};
void test_list_of()
{
ba::list_of< five >(1,2,3,4,5)(6,7,8,9,10);
/* Maybe this could be usefull in a later version?
// an anonymous lists, fulfills Range concept
for_each( ba::list_of( T() )( T() )( T() ) );
// non-anonymous lists
ba::generic_list<T> list_1 = ba::list_of( T() );
BOOST_CHECK_EQUAL( list_1.size(), 1 );
ba::generic_list<T> list_2 = list_1 + ba::list_of( T() )( T() ) + list_1;
BOOST_CHECK_EQUAL( list_2.size(), 4 );
list_1 += list_2;
BOOST_CHECK_EQUAL( list_1.size(), 5 );
*/
}
//
// @remark: ADL is required here, but it is a bit wierd to
// open up namespace std. Perhaps Boost.Test needs a
// better configuration option.
//
namespace std
{
template< class T, class Elem, class Traits >
inline std::basic_ostream<Elem,Traits>&
operator<<( std::basic_ostream<Elem, Traits>& Os,
const std::vector<T>& r )
{
return Os << ::boost::make_iterator_range( r.begin(), r.end() );
}
}
template <class Seq>
inline std::vector<int> as_seq( const Seq& s )
{
std::vector<int> c;
return s.to_container( c );
}
void test_comparison_operations()
{
BOOST_CHECK_EQUAL( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
BOOST_CHECK_NE( ba::list_of(0)(1)(2), as_seq(ba::list_of(-1)(1)(2)) );
BOOST_CHECK_LT( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(3)) );
BOOST_CHECK_LE( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
BOOST_CHECK_GT( ba::list_of(0)(1)(3), as_seq(ba::list_of(0)(1)(2)) );
BOOST_CHECK_GE( ba::list_of(0)(1)(2), as_seq(ba::list_of(0)(1)(2)) );
BOOST_CHECK_EQUAL( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
BOOST_CHECK_NE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(-1)(1)(2) );
BOOST_CHECK_LT( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(3) );
BOOST_CHECK_LE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
BOOST_CHECK_GT( as_seq(ba::list_of(0)(1)(3)), ba::list_of(0)(1)(2) );
BOOST_CHECK_GE( as_seq(ba::list_of(0)(1)(2)), ba::list_of(0)(1)(2) );
}
void check_list_of()
{
test_sequence_list_of_int< std::vector<int> >();
test_sequence_list_of_int< std::list<int> >();
test_sequence_list_of_int< std::deque<int> >();
test_sequence_list_of_int< std::set<int> >();
test_sequence_list_of_int< std::multiset<int> >();
test_sequence_list_of_int< std::vector<float> >();
test_sequence_list_of_string< std::vector<std::string> >();
test_map_list_of< std::map<std::string,int> >();
test_map_list_of< std::multimap<std::string,int> >();
std::stack<std::string> s = ba::list_of( "Foo" )( "Bar" )( "FooBar" ).to_adapter( s );
test_list_of();
test_vector_matrix();
test_comparison_operations();
}
#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( "List Test Suite" );
test->add( BOOST_TEST_CASE( &check_list_of ) );
return test;
}