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Added a test for filter_iterator converting constructor.

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Andrey Semashev 2025-04-02 00:13:07 +03:00
parent 1a7996ebd0
commit c2b846c57d
1 changed files with 46 additions and 40 deletions
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86
test/filter_iterator_test.cpp
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@ -36,13 +36,13 @@ int main()
// Concept checks // Concept checks
// Adapting old-style iterators // Adapting old-style iterators
{ {
typedef boost::filter_iterator<one_or_four, boost::input_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::input_iterator_archetype<dummyT> >;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::input_output_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::input_output_iterator_archetype<dummyT> >;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >(); boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
@ -50,39 +50,39 @@ int main()
boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::forward_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::forward_iterator_archetype<dummyT> >;
boost::function_requires< boost::ForwardIteratorConcept<Iter> >(); boost::function_requires< boost::ForwardIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::mutable_forward_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::mutable_forward_iterator_archetype<dummyT> >;
boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >(); boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::bidirectional_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::bidirectional_iterator_archetype<dummyT> >;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::mutable_bidirectional_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::mutable_bidirectional_iterator_archetype<dummyT> >;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::random_access_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::random_access_iterator_archetype<dummyT> >;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
} }
{ {
typedef boost::filter_iterator<one_or_four, boost::mutable_random_access_iterator_archetype<dummyT> > Iter; using Iter = boost::filter_iterator<one_or_four, boost::mutable_random_access_iterator_archetype<dummyT> >;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
@ -90,24 +90,24 @@ int main()
} }
// Adapting new-style iterators // Adapting new-style iterators
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
const dummyT const dummyT
, boost::iterator_archetypes::readable_iterator_t , boost::iterator_archetypes::readable_iterator_t
, boost::single_pass_traversal_tag , boost::single_pass_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::SinglePassIteratorConcept<Iter> >();
} }
#if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker. #if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker.
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
dummyT dummyT
, boost::iterator_archetypes::readable_writable_iterator_t , boost::iterator_archetypes::readable_writable_iterator_t
, boost::single_pass_traversal_tag , boost::single_pass_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >(); boost::function_requires< boost::OutputIteratorConcept<Iter, dummyT> >();
@ -117,12 +117,12 @@ int main()
} }
#endif #endif
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
const dummyT const dummyT
, boost::iterator_archetypes::readable_iterator_t , boost::iterator_archetypes::readable_iterator_t
, boost::forward_traversal_tag , boost::forward_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
@ -130,35 +130,35 @@ int main()
#if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker. #if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker.
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
dummyT dummyT
, boost::iterator_archetypes::readable_writable_iterator_t , boost::iterator_archetypes::readable_writable_iterator_t
, boost::forward_traversal_tag , boost::forward_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
} }
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
const dummyT const dummyT
, boost::iterator_archetypes::readable_lvalue_iterator_t , boost::iterator_archetypes::readable_lvalue_iterator_t
, boost::forward_traversal_tag , boost::forward_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::ForwardIteratorConcept<Iter> >(); boost::function_requires< boost::ForwardIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
} }
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
dummyT dummyT
, boost::iterator_archetypes::writable_lvalue_iterator_t , boost::iterator_archetypes::writable_lvalue_iterator_t
, boost::forward_traversal_tag , boost::forward_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >(); boost::function_requires< boost::Mutable_ForwardIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
@ -167,12 +167,12 @@ int main()
#endif #endif
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
const dummyT const dummyT
, boost::iterator_archetypes::readable_iterator_t , boost::iterator_archetypes::readable_iterator_t
, boost::random_access_traversal_tag , boost::random_access_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::InputIteratorConcept<Iter> >(); boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
@ -180,35 +180,35 @@ int main()
#if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker. #if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker.
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
dummyT dummyT
, boost::iterator_archetypes::readable_writable_iterator_t , boost::iterator_archetypes::readable_writable_iterator_t
, boost::random_access_traversal_tag , boost::random_access_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
} }
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
const dummyT const dummyT
, boost::iterator_archetypes::readable_lvalue_iterator_t , boost::iterator_archetypes::readable_lvalue_iterator_t
, boost::random_access_traversal_tag , boost::random_access_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >(); boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
} }
{ {
typedef boost::iterator_archetype< using BaseIter = boost::iterator_archetype<
dummyT dummyT
, boost::iterator_archetypes::writable_lvalue_iterator_t , boost::iterator_archetypes::writable_lvalue_iterator_t
, boost::random_access_traversal_tag , boost::random_access_traversal_tag
> BaseIter; >;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter; using Iter = boost::filter_iterator<one_or_four, BaseIter>;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >(); boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >(); boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
@ -222,7 +222,7 @@ int main()
dummyT(3), dummyT(4), dummyT(5) }; dummyT(3), dummyT(4), dummyT(5) };
const int N = sizeof(array)/sizeof(dummyT); const int N = sizeof(array)/sizeof(dummyT);
typedef boost::filter_iterator<one_or_four, dummyT*> filter_iter; using filter_iter = boost::filter_iterator<one_or_four, dummyT*>;
boost::bidirectional_readable_iterator_test( boost::bidirectional_readable_iterator_test(
filter_iter(one_or_four(), array, array+N) filter_iter(one_or_four(), array, array+N)
@ -235,7 +235,13 @@ int main()
>::value, >::value,
"Filter interator must have a random_access_traversal_tag."); "Filter interator must have a random_access_traversal_tag.");
//# endif // Check that the iterator can be constructed from a different but compatible iterator
{
using const_filter_iter = boost::filter_iterator<one_or_four, const dummyT*>;
filter_iter mutable_it(one_or_four(), array+0, array+N);
const_filter_iter const_it(mutable_it);
(void)const_it;
}
// On compilers not supporting partial specialization, we can do more type // On compilers not supporting partial specialization, we can do more type
// deduction with deque iterators than with pointers... unless the library // deduction with deque iterators than with pointers... unless the library