forked from boostorg/range
[boost][range] - Updated begin/end to be protected against accidental ADL to improve compatibility with C++0x. Added any_range which adds type erasure support. Added a type_erased adaptor to utilise the any_range. Implemented the any_iterator using a small buffer optimization to avoid heap usage.
[SVN r67541]
This commit is contained in:
Neil Groves
@@ -59,6 +59,8 @@ test-suite range :
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[ range-test adaptor_test/sliced_example ]
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[ range-test adaptor_test/strided_example ]
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[ range-test adaptor_test/transformed_example ]
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[ range-test adaptor_test/type_erased ]
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[ range-test adaptor_test/type_erased_example ]
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[ range-test adaptor_test/uniqued_example ]
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[ range-test algorithm_test/adjacent_find ]
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[ range-test algorithm_test/binary_search ]
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@@ -131,11 +133,13 @@ test-suite range :
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[ range-test algorithm_example ]
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[ range-test array ]
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# [ range-test atl : <include>$(VC71_ROOT)/atlmfc/include ]
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[ range-test begin ]
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[ range-test combine ]
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[ range-test compat2 ]
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[ range-test compat3 ]
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[ range-test const_ranges ]
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[ range-test counting_range ]
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[ range-test end ]
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[ range-test extension_mechanism ]
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[ range-test extension_size ]
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[ range-test has_range_iterator ]
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@@ -0,0 +1,487 @@
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// Boost.Range library
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//
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// Copyright Neil Groves 2010. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#include <boost/range/adaptor/type_erased.hpp>
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#include <boost/test/test_tools.hpp>
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#include <boost/test/unit_test.hpp>
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#include <boost/range/algorithm_ext.hpp>
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#include <boost/range/algorithm/fill.hpp>
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#include <boost/assign.hpp>
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#include <boost/array.hpp>
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#include <algorithm>
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#include <list>
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#include <set>
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#include <vector>
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namespace boost_range_adaptor_type_erased_test
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{
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namespace
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{
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class MockType
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{
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public:
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explicit MockType(int x)
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: m_x(x) {}
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int get() const { return m_x; }
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bool operator==(const MockType& other) const
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{
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return m_x == other.m_x;
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}
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bool operator!=(const MockType& other) const
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{
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return m_x != other.m_x;
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}
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private:
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int m_x;
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};
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std::ostream& operator<<(std::ostream& out, const MockType& obj)
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{
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out << obj.get();
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return out;
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}
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template<class Container>
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void test_type_erased_impl(Container& c)
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{
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using namespace boost::adaptors;
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typedef typename boost::range_value<Container>::type value_type;
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typedef typename boost::adaptors::type_erased<> type_erased_t;
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std::vector<value_type> output;
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boost::push_back(output, boost::adaptors::type_erase(c, type_erased_t()));
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BOOST_CHECK_EQUAL_COLLECTIONS( output.begin(), output.end(),
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c.begin(), c.end() );
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output.clear();
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boost::push_back(output, c | type_erased_t());
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BOOST_CHECK_EQUAL_COLLECTIONS( output.begin(), output.end(),
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c.begin(), c.end() );
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}
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template<class Container>
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void test_const_and_mutable(Container& c)
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{
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test_type_erased_impl(c);
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const Container& const_c = c;
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test_type_erased_impl(const_c);
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}
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template<class Container>
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void test_driver()
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{
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using namespace boost::assign;
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typedef typename boost::range_value<Container>::type value_type;
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Container c;
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test_const_and_mutable(c);
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c += value_type(1);
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test_const_and_mutable(c);
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c += value_type(2);
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test_const_and_mutable(c);
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}
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void test_type_erased()
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{
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test_driver< std::list<int> >();
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test_driver< std::vector<int> >();
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test_driver< std::list<MockType> >();
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test_driver< std::vector<MockType> >();
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}
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template<
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class Traversal
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, class Container
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>
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void test_writeable(Container&, boost::single_pass_traversal_tag)
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{}
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template<
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class Traversal
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, class Container
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>
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void test_writeable(Container& source, boost::forward_traversal_tag)
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{
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using namespace boost::adaptors;
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typedef typename boost::range_value<Container>::type value_type;
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typedef typename boost::range_difference<Container>::type difference_type;
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typedef typename boost::range_reference<Container>::type mutable_reference_type;
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typedef boost::any_range<
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value_type
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, Traversal
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, mutable_reference_type
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, difference_type
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> mutable_any_range;
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mutable_any_range r = source | boost::adaptors::type_erased<>();
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std::vector<value_type> output_test;
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boost::fill(r, value_type(1));
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BOOST_CHECK_EQUAL( boost::distance(r), boost::distance(source) );
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std::vector<value_type> reference_output(source.size(), value_type(1));
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BOOST_CHECK_EQUAL_COLLECTIONS( reference_output.begin(), reference_output.end(),
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r.begin(), r.end() );
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}
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template<
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class Container
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, class Traversal
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, class Buffer
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>
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void test_type_erased_impl()
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{
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using namespace boost::adaptors;
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typedef Buffer buffer_type;
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typedef typename boost::range_value<Container>::type value_type;
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typedef typename boost::any_range_type_generator<
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Container
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, boost::use_default
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, Traversal
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, boost::use_default
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, boost::use_default
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, Buffer
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>::type mutable_any_range;
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typedef typename boost::any_range_type_generator<
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const Container
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, boost::use_default
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, Traversal
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, boost::use_default
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, boost::use_default
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, Buffer
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>::type const_any_range;
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typedef boost::adaptors::type_erased<
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boost::use_default
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, Traversal
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, boost::use_default
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, boost::use_default
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, Buffer
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> type_erased_t;
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type_erased_t type_erased_ex;
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Container source;
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for (int i = 0; i < 100; ++i)
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source.push_back(value_type(i));
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mutable_any_range r(source);
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BOOST_CHECK_EQUAL_COLLECTIONS( source.begin(), source.end(),
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r.begin(), r.end() );
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r = mutable_any_range();
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BOOST_CHECK_EQUAL( r.empty(), true );
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r = source | type_erased_ex;
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BOOST_CHECK_EQUAL_COLLECTIONS( source.begin(), source.end(),
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r.begin(), r.end() );
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r = mutable_any_range();
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r = boost::adaptors::type_erase(source, type_erased_ex);
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BOOST_CHECK_EQUAL_COLLECTIONS( source.begin(), source.end(),
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r.begin(), r.end() );
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r = mutable_any_range();
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test_writeable<Traversal>(source, Traversal());
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// convert and construct a const any_range from a mutable source
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// range
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const_any_range cr(source);
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BOOST_CHECK_EQUAL_COLLECTIONS( source.begin(), source.end(),
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cr.begin(), cr.end() );
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// assign an empty range and ensure that this correctly results
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// in an empty range. This is important for the validity of
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// the rest of the tests.
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cr = const_any_range();
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BOOST_CHECK_EQUAL( cr.empty(), true );
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// Test the pipe type_erased adaptor from a constant source
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// range to a constant any_range
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const Container& const_source = source;
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cr = const_any_range();
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cr = const_source | type_erased_ex;
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BOOST_CHECK_EQUAL_COLLECTIONS( const_source.begin(), const_source.end(),
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cr.begin(), cr.end() );
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// Test the pipe type erased adaptor from a mutable source
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// range to a constant any_range
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cr = const_any_range();
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cr = source | type_erased_ex;
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BOOST_CHECK_EQUAL_COLLECTIONS( source.begin(), source.end(),
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cr.begin(), cr.end() );
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// Use the function form of the type_erase adaptor from a constant
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// source range
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cr = const_any_range();
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cr = boost::adaptors::type_erase(const_source, type_erased_ex);
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BOOST_CHECK_EQUAL_COLLECTIONS( const_source.begin(), const_source.end(),
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cr.begin(), cr.end() );
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// Assignment from mutable to const...
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cr = const_any_range();
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cr = r;
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BOOST_CHECK_EQUAL_COLLECTIONS( cr.begin(), cr.end(),
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r.begin(), r.end() );
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// Converting copy from mutable to const...
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cr = const_any_range();
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cr = const_any_range(r);
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BOOST_CHECK_EQUAL_COLLECTIONS( cr.begin(), cr.end(),
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r.begin(), r.end() );
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}
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template<
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class Container
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, class Traversal
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, class Buffer
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>
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class test_type_erased_impl_fn
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{
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public:
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typedef void result_type;
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void operator()()
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{
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test_type_erased_impl< Container, Traversal, Buffer >();
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}
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};
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template<
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class Container
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, class Traversal
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>
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void test_type_erased_exercise_buffer_types()
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{
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using boost::any_iterator_default_buffer;
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using boost::any_iterator_buffer;
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using boost::any_iterator_heap_only_buffer;
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using boost::any_iterator_stack_only_buffer;
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test_type_erased_impl_fn< Container, Traversal, any_iterator_default_buffer >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_heap_only_buffer >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<1> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<2> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<4> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<8> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<16> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<32> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<64> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<128> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<4096> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_buffer<16384> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_stack_only_buffer<128> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_stack_only_buffer<4096> >()();
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test_type_erased_impl_fn< Container, Traversal, any_iterator_stack_only_buffer<16384> >()();
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}
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void test_type_erased_single_pass()
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{
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test_type_erased_exercise_buffer_types< std::list<int>, boost::single_pass_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::deque<int>, boost::single_pass_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::vector<int>, boost::single_pass_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::list<MockType>, boost::single_pass_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::deque<MockType>, boost::single_pass_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::vector<MockType>, boost::single_pass_traversal_tag >();
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}
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void test_type_erased_forward()
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{
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test_type_erased_exercise_buffer_types< std::list<int>, boost::forward_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::deque<int>, boost::forward_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::vector<int>, boost::forward_traversal_tag >();
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|
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test_type_erased_exercise_buffer_types< std::list<MockType>, boost::forward_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::deque<MockType>, boost::forward_traversal_tag >();
|
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test_type_erased_exercise_buffer_types< std::vector<MockType>, boost::forward_traversal_tag >();
|
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}
|
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|
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void test_type_erased_bidirectional()
|
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{
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test_type_erased_exercise_buffer_types< std::list<int>, boost::bidirectional_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::deque<int>, boost::bidirectional_traversal_tag >();
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test_type_erased_exercise_buffer_types< std::vector<int>, boost::bidirectional_traversal_tag >();
|
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|
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test_type_erased_exercise_buffer_types< std::list<MockType>, boost::bidirectional_traversal_tag >();
|
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test_type_erased_exercise_buffer_types< std::deque<MockType>, boost::bidirectional_traversal_tag >();
|
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test_type_erased_exercise_buffer_types< std::vector<MockType>, boost::bidirectional_traversal_tag >();
|
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}
|
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|
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void test_type_erased_random_access()
|
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{
|
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test_type_erased_exercise_buffer_types< std::deque<int>, boost::random_access_traversal_tag >();
|
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test_type_erased_exercise_buffer_types< std::vector<int>, boost::random_access_traversal_tag >();
|
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|
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test_type_erased_exercise_buffer_types< std::deque<MockType>, boost::random_access_traversal_tag >();
|
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test_type_erased_exercise_buffer_types< std::vector<MockType>, boost::random_access_traversal_tag >();
|
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}
|
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|
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void test_type_erased_multiple_different_template_parameter_conversion()
|
||||
{
|
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typedef boost::any_range<
|
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int
|
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, boost::random_access_traversal_tag
|
||||
, int&
|
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, std::ptrdiff_t
|
||||
> source_range_type;
|
||||
|
||||
typedef boost::any_range<
|
||||
int
|
||||
, boost::single_pass_traversal_tag
|
||||
, const int&
|
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, std::ptrdiff_t
|
||||
> target_range_type;
|
||||
|
||||
source_range_type source;
|
||||
|
||||
// Converting via construction
|
||||
target_range_type t1(source);
|
||||
|
||||
// Converting via assignment
|
||||
target_range_type t2;
|
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t2 = source;
|
||||
|
||||
// Converting via construction to a type with a reference type
|
||||
// that is a value
|
||||
typedef boost::any_range<
|
||||
int
|
||||
, boost::single_pass_traversal_tag
|
||||
, int
|
||||
, std::ptrdiff_t
|
||||
> target_range2_type;
|
||||
|
||||
target_range2_type t3(source);
|
||||
target_range2_type t4;
|
||||
t4 = source;
|
||||
}
|
||||
|
||||
template<
|
||||
class Traversal
|
||||
, class ValueType
|
||||
, class SourceValueType
|
||||
, class SourceReference
|
||||
, class TargetValueType
|
||||
, class TargetReference
|
||||
>
|
||||
void test_type_erased_mix_values_impl()
|
||||
{
|
||||
typedef std::vector< ValueType > Container;
|
||||
|
||||
typedef typename boost::any_range_type_generator<
|
||||
Container
|
||||
, SourceValueType
|
||||
, Traversal
|
||||
, SourceReference
|
||||
>::type source_type;
|
||||
|
||||
typedef typename boost::any_range_type_generator<
|
||||
Container
|
||||
, TargetValueType
|
||||
, Traversal
|
||||
, TargetReference
|
||||
>::type target_type;
|
||||
|
||||
Container test_data;
|
||||
for (int i = 0; i < 10; ++i)
|
||||
test_data.push_back(i);
|
||||
|
||||
const source_type source_data(test_data);
|
||||
target_type t1(source_data);
|
||||
BOOST_CHECK_EQUAL_COLLECTIONS( source_data.begin(), source_data.end(),
|
||||
t1.begin(), t1.end() );
|
||||
|
||||
target_type t2;
|
||||
t2 = source_data;
|
||||
BOOST_CHECK_EQUAL_COLLECTIONS( source_data.begin(), source_data.end(),
|
||||
t2.begin(), t2.end() );
|
||||
}
|
||||
|
||||
class MockInt
|
||||
{
|
||||
public:
|
||||
MockInt() : m_value() {}
|
||||
MockInt(int x) : m_value(x) {}
|
||||
operator int() const { return m_value; }
|
||||
private:
|
||||
int m_value;
|
||||
};
|
||||
|
||||
|
||||
template<class Traversal>
|
||||
void test_type_erased_mix_values_driver()
|
||||
{
|
||||
test_type_erased_mix_values_impl< Traversal, int, char, const int&, short, const int& >();
|
||||
test_type_erased_mix_values_impl< Traversal, int, int*, const int&, char, const int& >();
|
||||
test_type_erased_mix_values_impl< Traversal, MockInt, char, const MockInt&, short, const MockInt& >();
|
||||
|
||||
// In fact value type should have no effect in the eligibility
|
||||
// for conversion, hence we should be able to convert it
|
||||
// completely backwards!
|
||||
test_type_erased_mix_values_impl< Traversal, int, short, const int&, char, const int& >();
|
||||
test_type_erased_mix_values_impl< Traversal, int, char, const int&, int*, const int& >();
|
||||
}
|
||||
|
||||
void test_type_erased_mix_values()
|
||||
{
|
||||
test_type_erased_mix_values_driver< boost::single_pass_traversal_tag >();
|
||||
test_type_erased_mix_values_driver< boost::forward_traversal_tag >();
|
||||
test_type_erased_mix_values_driver< boost::bidirectional_traversal_tag >();
|
||||
test_type_erased_mix_values_driver< boost::random_access_traversal_tag >();
|
||||
}
|
||||
|
||||
void test_type_erased_operator_brackets()
|
||||
{
|
||||
typedef boost::adaptors::type_erased<> type_erased_t;
|
||||
|
||||
std::vector<int> c;
|
||||
for (int i = 0; i < 10; ++i)
|
||||
c.push_back(i);
|
||||
|
||||
for (int i = 0; i < 10; ++i)
|
||||
{
|
||||
BOOST_CHECK_EQUAL( (c | type_erased_t())[i], i );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
boost::unit_test::test_suite*
|
||||
init_unit_test_suite(int argc, char* argv[])
|
||||
{
|
||||
boost::unit_test::test_suite* test
|
||||
= BOOST_TEST_SUITE( "RangeTestSuite.adaptor.type_erased" );
|
||||
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_single_pass ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_forward ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_bidirectional ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_random_access ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_multiple_different_template_parameter_conversion ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_mix_values ) );
|
||||
test->add( BOOST_TEST_CASE( &boost_range_adaptor_type_erased_test::test_type_erased_operator_brackets ) );
|
||||
|
||||
return test;
|
||||
}
|
||||
@@ -0,0 +1,115 @@
|
||||
// Boost.Range library
|
||||
//
|
||||
// Copyright Neil Groves 2010. 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/range/adaptor/type_erased.hpp>
|
||||
#include <boost/range/algorithm/copy.hpp>
|
||||
#include <boost/assign.hpp>
|
||||
#include <boost/foreach.hpp>
|
||||
#include <algorithm>
|
||||
#include <iostream>
|
||||
#include <list>
|
||||
#include <vector>
|
||||
|
||||
#include <boost/test/test_tools.hpp>
|
||||
#include <boost/test/unit_test.hpp>
|
||||
|
||||
namespace
|
||||
{
|
||||
namespace boost_range_test
|
||||
{
|
||||
namespace type_erased_example
|
||||
{
|
||||
|
||||
// The client interface from an OO perspective merely requires a sequence
|
||||
// of integers that can be forward traversed
|
||||
typedef boost::any_range<
|
||||
int
|
||||
, boost::forward_traversal_tag
|
||||
, int
|
||||
, std::ptrdiff_t
|
||||
> integer_range;
|
||||
|
||||
namespace server
|
||||
{
|
||||
void display_integers(const integer_range& rng)
|
||||
{
|
||||
boost::copy(rng,
|
||||
std::ostream_iterator<int>(std::cout, ","));
|
||||
|
||||
std::cout << std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
namespace client
|
||||
{
|
||||
void run()
|
||||
{
|
||||
using namespace boost::assign;
|
||||
using namespace boost::adaptors;
|
||||
|
||||
// Under most conditions one would simply use an appropriate
|
||||
// any_range as a function parameter. The type_erased adaptor
|
||||
// is often superfluous. However because the type_erased
|
||||
// adaptor is applied to a range, we can use default template
|
||||
// arguments that are generated in conjunction with the
|
||||
// range type to which we are applying the adaptor.
|
||||
|
||||
std::vector<int> input;
|
||||
input += 1,2,3,4,5;
|
||||
|
||||
// Note that this call is to a non-template function
|
||||
server::display_integers(input);
|
||||
|
||||
std::list<int> input2;
|
||||
input2 += 6,7,8,9,10;
|
||||
|
||||
// Note that this call is to the same non-tempate function
|
||||
server::display_integers(input2);
|
||||
|
||||
input2.clear();
|
||||
input2 += 11,12,13,14,15;
|
||||
|
||||
// Calling using the adaptor looks like this:
|
||||
// Notice that here I have a type_erased that would be a
|
||||
// bidirectional_traversal_tag, but this is convertible
|
||||
// to the forward_traversal_tag equivalent hence this
|
||||
// works.
|
||||
server::display_integers(input2 | type_erased<>());
|
||||
|
||||
// However we may simply wish to define an adaptor that
|
||||
// takes a range and makes it into an appropriate
|
||||
// forward_traversal any_range...
|
||||
typedef boost::adaptors::type_erased<
|
||||
boost::use_default
|
||||
, boost::forward_traversal_tag
|
||||
> type_erased_forward;
|
||||
|
||||
// This adaptor can turn other containers with different
|
||||
// value_types and reference_types into the appropriate
|
||||
// any_range.
|
||||
|
||||
server::display_integers(input2 | type_erased_forward());
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace type_erased_example
|
||||
} // namespace boost_range_test
|
||||
} // anonymous namespace
|
||||
|
||||
boost::unit_test::test_suite*
|
||||
init_unit_test_suite(int argc, char* argv[])
|
||||
{
|
||||
boost::unit_test::test_suite* test
|
||||
= BOOST_TEST_SUITE( "RangeTestSuite.adaptor.type_erased_example" );
|
||||
|
||||
test->add( BOOST_TEST_CASE( &boost_range_test::type_erased_example::client::run) );
|
||||
|
||||
return test;
|
||||
}
|
||||
+119
@@ -0,0 +1,119 @@
|
||||
// Boost.Range library
|
||||
//
|
||||
// Copyright Neil Groves 2010. 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/begin.hpp>
|
||||
#include <boost/test/unit_test.hpp>
|
||||
#include <boost/test/test_tools.hpp>
|
||||
#include <boost/test/included/unit_test_framework.hpp>
|
||||
|
||||
namespace mock_std
|
||||
{
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<SinglePassRange>::type
|
||||
begin(SinglePassRange& rng)
|
||||
{
|
||||
return rng.begin();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<const SinglePassRange>::type
|
||||
begin(const SinglePassRange& rng)
|
||||
{
|
||||
return rng.begin();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
void mock_algorithm_using_begin(const SinglePassRange& rng)
|
||||
{
|
||||
BOOST_CHECK( begin(rng) == rng.begin() );
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
void mock_algorithm_using_begin(SinglePassRange& rng)
|
||||
{
|
||||
BOOST_CHECK( begin(rng) == rng.begin() );
|
||||
}
|
||||
}
|
||||
|
||||
namespace boost
|
||||
{
|
||||
#ifdef BOOST_RANGE_SIMULATE_BEGIN_WITHOUT_ADL_NAMESPACE_BARRIER
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange>::type
|
||||
begin(SinglePassRange& rng)
|
||||
{
|
||||
return rng.begin();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME range_iterator<const SinglePassRange>::type
|
||||
begin(const SinglePassRange& rng)
|
||||
{
|
||||
return rng.begin();
|
||||
}
|
||||
#endif
|
||||
|
||||
class MockTestBeginCollection
|
||||
{
|
||||
public:
|
||||
typedef char value_type;
|
||||
typedef const char* const_pointer;
|
||||
typedef char* pointer;
|
||||
typedef const_pointer const_iterator;
|
||||
typedef pointer iterator;
|
||||
|
||||
MockTestBeginCollection()
|
||||
: m_first()
|
||||
, m_last()
|
||||
{
|
||||
}
|
||||
|
||||
const_iterator begin() const { return m_first; }
|
||||
iterator begin() { return m_first; }
|
||||
const_iterator end() const { return m_last; }
|
||||
iterator end() { return m_last; }
|
||||
|
||||
private:
|
||||
iterator m_first;
|
||||
iterator m_last;
|
||||
};
|
||||
}
|
||||
|
||||
namespace
|
||||
{
|
||||
void test_range_begin()
|
||||
{
|
||||
boost::MockTestBeginCollection c;
|
||||
const boost::MockTestBeginCollection& const_c = c;
|
||||
mock_std::mock_algorithm_using_begin(const_c);
|
||||
mock_std::mock_algorithm_using_begin(c);
|
||||
}
|
||||
}
|
||||
|
||||
using boost::unit_test_framework::test_suite;
|
||||
|
||||
boost::unit_test_framework::test_suite*
|
||||
init_unit_test_suite( int argc, char* argv[] )
|
||||
{
|
||||
boost::unit_test_framework::test_suite* test = BOOST_TEST_SUITE( "Range Test Suite - begin() ADL namespace barrier" );
|
||||
|
||||
test->add( BOOST_TEST_CASE( &test_range_begin ) );
|
||||
|
||||
return test;
|
||||
}
|
||||
|
||||
|
||||
+119
@@ -0,0 +1,119 @@
|
||||
// Boost.Range library
|
||||
//
|
||||
// Copyright Neil Groves 2010. 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/end.hpp>
|
||||
#include <boost/test/unit_test.hpp>
|
||||
#include <boost/test/test_tools.hpp>
|
||||
#include <boost/test/included/unit_test_framework.hpp>
|
||||
|
||||
namespace mock_std
|
||||
{
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<SinglePassRange>::type
|
||||
end(SinglePassRange& rng)
|
||||
{
|
||||
return rng.end();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME boost::range_iterator<const SinglePassRange>::type
|
||||
end(const SinglePassRange& rng)
|
||||
{
|
||||
return rng.end();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
void mock_algorithm_using_end(const SinglePassRange& rng)
|
||||
{
|
||||
BOOST_CHECK( end(rng) == rng.end() );
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
void mock_algorithm_using_end(SinglePassRange& rng)
|
||||
{
|
||||
BOOST_CHECK( end(rng) == rng.end() );
|
||||
}
|
||||
}
|
||||
|
||||
namespace boost
|
||||
{
|
||||
#ifdef BOOST_RANGE_SIMULATE_END_WITHOUT_ADL_NAMESPACE_BARRIER
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange>::type
|
||||
end(SinglePassRange& rng)
|
||||
{
|
||||
return rng.end();
|
||||
}
|
||||
|
||||
template<class SinglePassRange>
|
||||
inline BOOST_DEDUCED_TYPENAME range_iterator<const SinglePassRange>::type
|
||||
end(const SinglePassRange& rng)
|
||||
{
|
||||
return rng.end();
|
||||
}
|
||||
#endif
|
||||
|
||||
class MockTestEndCollection
|
||||
{
|
||||
public:
|
||||
typedef char value_type;
|
||||
typedef const char* const_pointer;
|
||||
typedef char* pointer;
|
||||
typedef const_pointer const_iterator;
|
||||
typedef pointer iterator;
|
||||
|
||||
MockTestEndCollection()
|
||||
: m_first()
|
||||
, m_last()
|
||||
{
|
||||
}
|
||||
|
||||
const_iterator begin() const { return m_first; }
|
||||
iterator begin() { return m_first; }
|
||||
const_iterator end() const { return m_last; }
|
||||
iterator end() { return m_last; }
|
||||
|
||||
private:
|
||||
iterator m_first;
|
||||
iterator m_last;
|
||||
};
|
||||
}
|
||||
|
||||
namespace
|
||||
{
|
||||
void test_range_end_adl_avoidance()
|
||||
{
|
||||
boost::MockTestEndCollection c;
|
||||
const boost::MockTestEndCollection& const_c = c;
|
||||
mock_std::mock_algorithm_using_end(const_c);
|
||||
mock_std::mock_algorithm_using_end(c);
|
||||
}
|
||||
}
|
||||
|
||||
using boost::unit_test_framework::test_suite;
|
||||
|
||||
boost::unit_test_framework::test_suite*
|
||||
init_unit_test_suite( int argc, char* argv[] )
|
||||
{
|
||||
boost::unit_test_framework::test_suite* test = BOOST_TEST_SUITE( "Range Test Suite - end() ADL namespace barrier" );
|
||||
|
||||
test->add( BOOST_TEST_CASE( &test_range_end_adl_avoidance ) );
|
||||
|
||||
return test;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user