123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224 |
- // 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 // suppress warning in Boost.Test
- # pragma warn -8057 // unused argument argc/argv in Boost.Test
- #endif
- #include <boost/range.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/static_assert.hpp>
- #include <boost/cstdint.hpp>
- #include <list>
- #include <vector>
- namespace boost_range_extension_size_test
- {
- class FooWithoutSize
- {
- typedef std::list<int> impl_t;
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::range_size<std::list<int> >::type,
- std::list<int>::size_type
- >::value));
-
- typedef impl_t::const_iterator const_iterator;
- typedef impl_t::iterator iterator;
- public:
- friend inline const_iterator range_begin(const FooWithoutSize& obj) { return obj.m_impl.begin(); }
- friend inline iterator range_begin(FooWithoutSize& obj) { return obj.m_impl.begin(); }
- friend inline const_iterator range_end(const FooWithoutSize& obj) { return obj.m_impl.end(); }
- friend inline iterator range_end(FooWithoutSize& obj){ return obj.m_impl.end(); }
- private:
- impl_t m_impl;
- };
-
- template<typename SizeType>
- class FooWithSize
- {
- public:
- typedef SizeType size_type;
- typedef boost::uint8_t* iterator;
- typedef const boost::uint8_t* const_iterator;
-
- const_iterator begin() const;
- iterator begin();
- const_iterator end() const;
- iterator end();
- };
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::uint8_t,
- boost::range_size<FooWithSize<boost::uint8_t> >::type
- >::value
- ));
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::uint16_t,
- boost::range_size<FooWithSize<boost::uint16_t> >::type
- >::value
- ));
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::uint32_t,
- boost::range_size<FooWithSize<boost::uint32_t> >::type
- >::value
- ));
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::uint64_t,
- boost::range_size<FooWithSize<boost::uint64_t> >::type
- >::value
- ));
-
- class UdtSizeType
- {
- public:
- typedef boost::uint16_t value_type;
-
- UdtSizeType() : value_(0) { }
- UdtSizeType(value_type value) : value_(value) { }
-
- operator value_type() const { return value_; }
-
- private:
- value_type value_;
- };
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- UdtSizeType,
- boost::range_size<FooWithSize<UdtSizeType> >::type
- >::value
- ));
-
- class Foo2WithoutSize
- {
- public:
- struct const_iterator
- {
- typedef std::forward_iterator_tag iterator_category;
- typedef boost::int8_t difference_type;
- typedef boost::int16_t value_type;
- typedef value_type* pointer;
- typedef value_type& reference;
-
- reference operator*() const;
- pointer operator->() const;
- const_iterator& operator++();
- const_iterator operator++(int);
- bool operator==(const const_iterator&) const;
- bool operator!=(const const_iterator&) const;
- };
-
- struct iterator : const_iterator
- {
- typedef const value_type* pointer;
- typedef const value_type& reference;
-
- reference operator*() const;
- pointer operator->() const;
-
- iterator& operator++();
- iterator operator++(int);
-
- bool operator==(const iterator&) const;
- bool operator!=(const iterator&) const;
- };
-
- const_iterator begin() const;
- iterator begin();
- const_iterator end() const;
- iterator end();
- };
-
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::uint8_t,
- boost::range_size<
- ::boost_range_extension_size_test::Foo2WithoutSize>::type
- >::value
- ));
- }
- namespace boost
- {
- template<> struct range_iterator<const ::boost_range_extension_size_test::FooWithoutSize>
- {
- typedef std::list<int>::const_iterator type;
- };
- template<> struct range_iterator< ::boost_range_extension_size_test::FooWithoutSize>
- {
- typedef std::list<int>::iterator type;
- };
- }
- namespace boost_range_extension_size_test
- {
- inline boost::range_size<FooWithoutSize>::type
- range_calculate_size(const FooWithoutSize& rng)
- {
- return 2u;
- }
- }
- BOOST_STATIC_ASSERT((
- boost::is_same<
- boost::make_unsigned<std::ptrdiff_t>::type,
- boost::range_size<
- boost_range_extension_size_test::FooWithoutSize>::type
- >::value
- ));
- typedef boost::make_unsigned<std::ptrdiff_t>::type t1;
- typedef boost::range_size<boost_range_extension_size_test::FooWithoutSize>::type t1;
- namespace
- {
- void check_size_works_with_random_access()
- {
- std::vector<int> container;
- container.push_back(1);
- BOOST_CHECK_EQUAL( boost::size(container), 1u );
- }
- void check_extension_size()
- {
- BOOST_CHECK_EQUAL( boost::size(boost_range_extension_size_test::FooWithoutSize()), 2u );
- }
- } // anonymous namespace
- 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_size_works_with_random_access ));
- test->add( BOOST_TEST_CASE( &check_extension_size ) );
- return test;
- }
|