mirror of git://gcc.gnu.org/git/gcc.git
432 lines
13 KiB
C++
432 lines
13 KiB
C++
// -*- C++ -*-
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// Copyright (C) 2009-2018 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the terms
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// of the GNU General Public License as published by the Free Software
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// Foundation; either version 3, or (at your option) any later
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// version.
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#ifndef _GLIBCXX_TESTSUITE_CONTAINERS_H
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#define _GLIBCXX_TESTSUITE_CONTAINERS_H
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#include <bits/boost_concept_check.h>
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#include <cassert>
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#include <testsuite_container_traits.h>
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#include <utility> // for rel_ops.
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// Container requirement testing.
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namespace __gnu_test
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{
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// Compile-time typedef testing.
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template<typename _Tp, bool _Bt = traits<_Tp>::is_container::value>
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struct basic_types
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{
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// Base container requirements (table 80)
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typedef _Tp test_type;
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typedef typename test_type::value_type value_type;
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typedef typename test_type::pointer pointer;
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typedef typename test_type::const_pointer const_pointer;
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typedef typename test_type::reference reference;
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typedef typename test_type::const_reference const_reference;
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typedef typename test_type::iterator iterator;
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typedef typename test_type::const_iterator const_iterator;
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typedef typename test_type::size_type size_type;
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typedef typename test_type::difference_type difference_type;
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};
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// Conditional typedef testing, positive.
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template<typename _Tp, bool _Bt = traits<_Tp>::is_reversible::value>
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struct reversible_types
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{
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// Reversible container requirements (table 81)
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typedef _Tp test_type;
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typedef typename test_type::reverse_iterator reverse_iterator;
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typedef typename test_type::const_reverse_iterator const_reverse_iterator;
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};
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template<typename _Tp, bool _Bt = traits<_Tp>::is_allocator_aware::value>
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struct allocator_aware_types
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{
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// _Alloc-aware requirements (table 82)
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typedef _Tp test_type;
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typedef typename test_type::allocator_type allocator_type;
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};
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template<typename _Tp, bool _Bt = traits<_Tp>::is_associative::value>
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struct associative_types
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{
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// Associative container requirements (table 85)
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typedef _Tp test_type;
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typedef typename test_type::key_type key_type;
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typedef typename test_type::key_compare key_compare;
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typedef typename test_type::value_compare value_compare;
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};
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template<typename _Tp, bool = traits<_Tp>::is_unordered::value>
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struct unordered_types
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{
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// Unordered associative container requirements (table 87)
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typedef _Tp test_type;
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typedef typename test_type::key_type key_type;
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typedef typename test_type::hasher hasher;
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typedef typename test_type::key_equal key_equal;
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typedef typename test_type::local_iterator local_iterator;
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typedef typename test_type::const_local_iterator const_local_iterator;
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};
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template<typename _Tp, bool _Bt = traits<_Tp>::is_mapped::value>
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struct mapped_types
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{
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typedef _Tp test_type;
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typedef typename test_type::mapped_type mapped_type;
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};
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template<typename _Tp, bool = traits<_Tp>::is_adaptor::value>
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struct adaptor_types
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{
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// Container adaptor requirements.
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typedef _Tp test_type;
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typedef typename test_type::value_type value_type;
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typedef typename test_type::reference reference;
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typedef typename test_type::const_reference const_reference;
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typedef typename test_type::size_type size_type;
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typedef typename test_type::container_type container_type;
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};
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// Conditional typedef testing, negative.
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template<typename _Tp>
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struct basic_types<_Tp, false> { };
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template<typename _Tp>
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struct adaptor_types<_Tp, false> { };
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template<typename _Tp>
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struct reversible_types<_Tp, false> { };
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template<typename _Tp>
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struct allocator_aware_types<_Tp, false> { };
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template<typename _Tp>
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struct associative_types<_Tp, false> { };
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template<typename _Tp>
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struct unordered_types<_Tp, false> { };
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template<typename _Tp>
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struct mapped_types<_Tp, false> { };
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// Primary template.
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template<typename _Tp>
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struct types
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: basic_types<_Tp>, adaptor_types<_Tp>, reversible_types<_Tp>,
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allocator_aware_types<_Tp>, associative_types<_Tp>,
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unordered_types<_Tp>, mapped_types<_Tp>
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{ };
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// Run-time test for constant_iterator requirements.
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template<typename _Tp, bool = traits<_Tp>::is_allocator_aware::value>
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struct populate
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{
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populate(_Tp& container)
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{
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// Avoid uninitialized warnings, requires DefaultContructible.
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typedef typename _Tp::value_type value_type;
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container.insert(container.begin(), value_type());
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container.insert(container.begin(), value_type());
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}
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};
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template<typename _Tp>
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struct populate<_Tp, false>
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{
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populate(_Tp& container) { }
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};
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template<typename _Tp, bool = traits<_Tp>::is_reversible::value>
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struct reverse_members
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{
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reverse_members(_Tp& container)
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{
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assert( container.crbegin() == container.rbegin() );
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assert( container.crend() == container.rend() );
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assert( container.crbegin() != container.crend() );
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}
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};
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template<typename _Tp>
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struct reverse_members<_Tp, false>
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{
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reverse_members(_Tp& container) { }
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};
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template<typename _Iterator,
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bool _Mutable,
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typename = typename std::iterator_traits<_Iterator>::iterator_category>
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struct iterator_concept_checks;
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// DR 691.
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template<typename _Tp>
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struct forward_members_unordered
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{
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forward_members_unordered(typename _Tp::value_type& v)
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{
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// Make sure that even if rel_ops is injected there is no ambiguity
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// when comparing iterators.
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using namespace std::rel_ops;
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typedef _Tp test_type;
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test_type container;
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container.insert(v);
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iterator_concept_checks<typename _Tp::local_iterator, false> cc;
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iterator_concept_checks<typename _Tp::const_local_iterator,
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false> ccc;
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assert( container.cbegin(0) == container.begin(0) );
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assert( container.cend(0) == container.end(0) );
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const typename test_type::size_type bn = container.bucket(1);
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assert( container.cbegin(bn) != container.cend(bn) );
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assert( container.cbegin(bn) != container.end(bn) );
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assert( container.begin(bn) != container.cend(bn) );
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, false,
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std::forward_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_ForwardIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, true,
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std::forward_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_Mutable_ForwardIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, false,
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std::bidirectional_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_BidirectionalIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, true,
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std::bidirectional_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_Mutable_BidirectionalIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, false,
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std::random_access_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_RandomAccessIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Iterator>
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struct iterator_concept_checks<_Iterator, true,
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std::random_access_iterator_tag>
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{
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iterator_concept_checks()
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{
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using namespace __gnu_cxx;
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__function_requires<_Mutable_RandomAccessIteratorConcept<_Iterator>>();
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}
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};
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template<typename _Tp>
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struct forward_members
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{
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forward_members(_Tp& container)
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{
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// Make sure that even if rel_ops is injected there is no ambiguity
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// when comparing iterators.
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using namespace std::rel_ops;
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typedef traits<_Tp> traits_type;
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iterator_concept_checks<typename _Tp::iterator,
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!(traits_type::is_associative::value
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|| traits_type::is_unordered::value)> cc;
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iterator_concept_checks<typename _Tp::const_iterator, false> ccc;
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assert( container.cbegin() == container.begin() );
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assert( container.end() == container.cend() );
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assert( container.cbegin() != container.cend() );
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assert( container.cbegin() != container.end() );
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assert( container.begin() != container.cend() );
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}
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};
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template<typename _Tp,
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typename
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= typename std::iterator_traits<typename _Tp::iterator>::iterator_category>
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struct category_members : forward_members<_Tp>
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{
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category_members(_Tp& container)
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: forward_members<_Tp>(container)
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{ };
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};
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template<typename _Tp>
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struct category_members<_Tp, std::random_access_iterator_tag>
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: forward_members<_Tp>
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{
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category_members(_Tp& container)
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: forward_members<_Tp>(container)
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{
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// Make sure that even if rel_ops is injected there is no ambiguity
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// when comparing iterators.
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using namespace std::rel_ops;
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assert( !(container.begin() < container.begin()) );
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assert( !(container.cbegin() < container.cbegin()) );
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assert( !(container.cbegin() < container.begin()) );
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assert( !(container.begin() < container.cbegin()) );
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assert( container.begin() <= container.begin() );
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assert( container.cbegin() <= container.cbegin() );
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assert( container.cbegin() <= container.begin() );
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assert( container.begin() <= container.cbegin() );
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assert( !(container.begin() > container.begin()) );
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assert( !(container.cbegin() > container.cbegin()) );
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assert( !(container.cbegin() > container.begin()) );
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assert( !(container.begin() > container.cbegin()) );
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assert( container.begin() >= container.begin() );
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assert( container.cbegin() >= container.cbegin() );
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assert( container.cbegin() >= container.begin() );
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assert( container.begin() >= container.cbegin() );
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assert( container.begin() - container.begin() == 0 );
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assert( container.cbegin() - container.cbegin() == 0 );
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assert( container.cbegin() - container.begin() == 0 );
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assert( container.begin() - container.cbegin() == 0 );
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assert( container.begin() + 0 == container.begin() );
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assert( container.cbegin() + 0 == container.cbegin() );
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assert( 0 + container.begin() == container.begin() );
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assert( 0 + container.cbegin() == container.cbegin() );
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assert( container.begin() - 0 == container.begin() );
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assert( container.cbegin() - 0 == container.cbegin() );
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}
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};
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template<typename _Tp>
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struct citerator
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{
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typedef _Tp test_type;
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typedef traits<test_type> traits_type;
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typedef typename test_type::value_type value_type;
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static test_type _S_container;
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// Unconditional.
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struct members : category_members<_Tp>
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{
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members() : category_members<_Tp>(_S_container)
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{ }
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};
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// Run test.
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citerator()
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{
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populate<test_type> p(_S_container);
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members m1;
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reverse_members<test_type> m2(_S_container);
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}
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};
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template<typename _Tp>
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_Tp citerator<_Tp>::_S_container;
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// DR 130 vs. C++98 vs. C++11.
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// Defined in testsuite_shared.cc.
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void
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erase_external(std::set<int>& s);
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void
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erase_external(std::multiset<int>& s);
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void
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erase_external(std::map<int, int>& s);
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void
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erase_external(std::multimap<int, int>& s);
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void
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erase_external_iterators(std::set<int>& s);
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void
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erase_external_iterators(std::multiset<int>& s);
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void
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erase_external_iterators(std::map<int, int>& s);
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void
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erase_external_iterators(std::multimap<int, int>& s);
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// NB: "must be compiled with C++11"
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#if __cplusplus >= 201103L
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template<typename _Tp>
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void
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linkage_check_cxx98_cxx11_erase(_Tp& container)
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{
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// Crashing when external reference and internal reference symbols are
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// equivalently mangled but have different size return types in C++98
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// and C++11 signatures.
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erase_external(container); // C++98
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container.erase(container.begin()); // C++11
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}
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template<typename _Tp>
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void
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linkage_check_cxx98_cxx11_erase_iterators(_Tp& container)
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{
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// Crashing when external reference and internal reference symbols are
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// equivalently mangled but have different size return types in C++98
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// and C++11 signatures.
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erase_external_iterators(container);// C++98
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auto iter = container.begin();
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container.erase(iter, ++iter); // C++11
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}
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#endif
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} // namespace __gnu_test
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#endif
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