mirror of
https://github.com/boostorg/iterator.git
synced 2025-07-30 04:47:20 +02:00
added some concept checks
[SVN r21593]
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@ -8,6 +8,10 @@
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#include <boost/iterator/reverse_iterator.hpp>
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#include <boost/iterator/reverse_iterator.hpp>
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#include <boost/iterator/new_iterator_tests.hpp>
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#include <boost/iterator/new_iterator_tests.hpp>
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#include <boost/type_traits/is_convertible.hpp>
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#include <boost/type_traits/is_convertible.hpp>
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#include <boost/concept_check.hpp>
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#include <boost/concept_archetype.hpp>
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#include <boost/iterator/iterator_concepts.hpp>
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#include <boost/iterator/iterator_archetypes.hpp>
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#include <deque>
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#include <deque>
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#include <iostream>
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#include <iostream>
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@ -24,9 +28,106 @@ struct one_or_four
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template <class T> struct undefined;
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template <class T> struct undefined;
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template <class T> struct see_type;
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// Test filter iterator
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// Test filter iterator
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int main()
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int main()
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{
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{
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// Concept checks
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// Adapting old-style iterators
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{
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typedef boost::filter_iterator<one_or_four, boost::input_iterator_archetype<dummyT> > Iter;
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boost::function_requires< boost::InputIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
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}
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{
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typedef boost::filter_iterator<one_or_four, boost::input_output_iterator_archetype<dummyT> > Iter;
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boost::function_requires< boost::InputIteratorConcept<Iter> >();
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boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
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}
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{
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typedef boost::filter_iterator<one_or_four, boost::forward_iterator_archetype<dummyT> > Iter;
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boost::function_requires< boost::ForwardIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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{
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typedef boost::filter_iterator<one_or_four, boost::mutable_forward_iterator_archetype<dummyT> > Iter;
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boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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// Adapting new-style iterators
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{
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typedef boost::iterator_archetype<
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const dummyT
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, boost::iterator_archetypes::readable_iterator_t
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, boost::single_pass_traversal_tag
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> Iter;
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boost::function_requires< boost::InputIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
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}
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{
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typedef boost::iterator_archetype<
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dummyT
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, boost::iterator_archetypes::readable_writable_iterator_t
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, boost::single_pass_traversal_tag
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> Iter;
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boost::function_requires< boost::InputIteratorConcept<Iter> >();
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boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
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}
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{
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typedef boost::iterator_archetype<
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const dummyT
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, boost::iterator_archetypes::readable_iterator_t
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, boost::forward_traversal_tag
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> Iter;
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boost::function_requires< boost::InputIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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{
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typedef boost::iterator_archetype<
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dummyT
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, boost::iterator_archetypes::readable_writable_iterator_t
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, boost::forward_traversal_tag
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> Iter;
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boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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{
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typedef boost::iterator_archetype<
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dummyT
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, boost::iterator_archetypes::readable_lvalue_iterator_t
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, boost::forward_traversal_tag
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> Iter;
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boost::function_requires< boost::ForwardIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ReadableLvalueIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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{
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typedef boost::iterator_archetype<
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dummyT
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, boost::iterator_archetypes::writable_lvalue_iterator_t
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, boost::forward_traversal_tag
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> Iter;
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boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::WritableLvalueIteratorConcept<Iter> >();
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boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
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}
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// Run-time tests
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dummyT array[] = { dummyT(0), dummyT(1), dummyT(2),
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dummyT array[] = { dummyT(0), dummyT(1), dummyT(2),
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dummyT(3), dummyT(4), dummyT(5) };
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dummyT(3), dummyT(4), dummyT(5) };
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const int N = sizeof(array)/sizeof(dummyT);
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const int N = sizeof(array)/sizeof(dummyT);
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@ -75,6 +176,7 @@ int main()
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filter_iter(one_or_four(), array, array + N),
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filter_iter(one_or_four(), array, array + N),
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dummyT(1), dummyT(4));
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dummyT(1), dummyT(4));
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std::cout << "test successful " << std::endl;
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std::cout << "test successful " << std::endl;
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return 0;
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return 0;
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}
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}
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