forked from boostorg/unordered
958b1d468f
Some of this was there for older compilers, some is just premature generalization. There's still too much metaprogramming, but these are things that are relatively easy to remove. [SVN r79356]
511 lines
16 KiB
C++
511 lines
16 KiB
C++
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// Copyright 2005-2009 Daniel James.
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#if defined(BOOST_MSVC)
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#pragma warning(push)
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#pragma warning(disable:4100) // unreferenced formal parameter
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#pragma warning(disable:4610) // class can never be instantiated
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#pragma warning(disable:4510) // default constructor could not be generated
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#endif
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#include <boost/concept_check.hpp>
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#if defined(BOOST_MSVC)
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#pragma warning(pop)
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#endif
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#include <boost/static_assert.hpp>
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#include <boost/type_traits/is_same.hpp>
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#include <boost/type_traits/is_convertible.hpp>
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#include <boost/iterator/iterator_traits.hpp>
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#include <boost/limits.hpp>
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#include <boost/utility/swap.hpp>
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#include "../helpers/check_return_type.hpp"
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typedef long double comparison_type;
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template <class T> void sink(T const&) {}
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template <class T> T rvalue(T const& v) { return v; }
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template <class T> T rvalue_default() { return T(); }
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template <class X, class T>
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void container_test(X& r, T const&)
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{
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_iterator const_iterator;
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typedef BOOST_DEDUCED_TYPENAME X::difference_type difference_type;
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typedef BOOST_DEDUCED_TYPENAME X::size_type size_type;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_value<iterator>::type iterator_value_type;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_value<const_iterator>::type const_iterator_value_type;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<iterator>::type iterator_difference_type;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<const_iterator>::type
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const_iterator_difference_type;
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typedef BOOST_DEDUCED_TYPENAME X::value_type value_type;
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typedef BOOST_DEDUCED_TYPENAME X::reference reference;
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typedef BOOST_DEDUCED_TYPENAME X::const_reference const_reference;
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// value_type
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BOOST_STATIC_ASSERT((boost::is_same<T, value_type>::value));
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boost::function_requires<boost::CopyConstructibleConcept<X> >();
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// reference_type / const_reference_type
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BOOST_STATIC_ASSERT((boost::is_same<T&, reference>::value));
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BOOST_STATIC_ASSERT((boost::is_same<T const&, const_reference>::value));
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// iterator
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boost::function_requires<boost::InputIteratorConcept<iterator> >();
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BOOST_STATIC_ASSERT((boost::is_same<T, iterator_value_type>::value));
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BOOST_STATIC_ASSERT((boost::is_convertible<iterator, const_iterator>::value));
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// const_iterator
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boost::function_requires<boost::InputIteratorConcept<const_iterator> >();
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BOOST_STATIC_ASSERT((boost::is_same<T, const_iterator_value_type>::value));
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// difference_type
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BOOST_STATIC_ASSERT(std::numeric_limits<difference_type>::is_signed);
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BOOST_STATIC_ASSERT(std::numeric_limits<difference_type>::is_integer);
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BOOST_STATIC_ASSERT((boost::is_same<difference_type,
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iterator_difference_type>::value));
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BOOST_STATIC_ASSERT((boost::is_same<difference_type,
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const_iterator_difference_type>::value));
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// size_type
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BOOST_STATIC_ASSERT(!std::numeric_limits<size_type>::is_signed);
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BOOST_STATIC_ASSERT(std::numeric_limits<size_type>::is_integer);
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// size_type can represent any non-negative value type of difference_type
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// I'm not sure about either of these tests...
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size_type max_diff((std::numeric_limits<difference_type>::max)());
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difference_type converted_diff(max_diff);
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BOOST_TEST((std::numeric_limits<difference_type>::max)()
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== converted_diff);
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BOOST_TEST(
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static_cast<comparison_type>(
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(std::numeric_limits<size_type>::max)()) >
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static_cast<comparison_type>(
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(std::numeric_limits<difference_type>::max)()));
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// I don't test the runtime post-conditions here.
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X u;
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BOOST_TEST(u.size() == 0);
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BOOST_TEST(X().size() == 0);
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X a,b;
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X a_const;
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sink(X(a));
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X u2(a);
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X u3 = a;
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a.swap(b);
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boost::swap(a, b);
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test::check_return_type<X>::equals_ref(r = a);
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// Allocator
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typedef BOOST_DEDUCED_TYPENAME X::allocator_type allocator_type;
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test::check_return_type<allocator_type>::equals(a_const.get_allocator());
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// Avoid unused variable warnings:
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sink(u);
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sink(u2);
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sink(u3);
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}
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template <class X>
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void unordered_destructible_test(X&)
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{
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_iterator const_iterator;
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typedef BOOST_DEDUCED_TYPENAME X::size_type size_type;
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X x1;
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#if !defined(BOOST_NO_RVALUE_REFERENCES)
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X x2(rvalue_default<X>());
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X x3 = rvalue_default<X>();
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// This can only be done if propagate_on_container_move_assignment::value
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// is true.
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// x2 = rvalue_default<X>();
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#endif
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X* ptr = new X();
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X& a1 = *ptr;
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(&a1)->~X();
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X a,b;
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X const a_const;
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test::check_return_type<iterator>::equals(a.begin());
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test::check_return_type<const_iterator>::equals(a_const.begin());
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test::check_return_type<const_iterator>::equals(a.cbegin());
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test::check_return_type<const_iterator>::equals(a_const.cbegin());
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test::check_return_type<iterator>::equals(a.end());
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test::check_return_type<const_iterator>::equals(a_const.end());
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test::check_return_type<const_iterator>::equals(a.cend());
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test::check_return_type<const_iterator>::equals(a_const.cend());
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a.swap(b);
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boost::swap(a, b);
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test::check_return_type<size_type>::equals(a.size());
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test::check_return_type<size_type>::equals(a.max_size());
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test::check_return_type<bool>::convertible(a.empty());
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// Allocator
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typedef BOOST_DEDUCED_TYPENAME X::allocator_type allocator_type;
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test::check_return_type<allocator_type>::equals(a_const.get_allocator());
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}
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template <class X, class Key>
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void unordered_set_test(X&, Key const&)
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{
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typedef BOOST_DEDUCED_TYPENAME X::value_type value_type;
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typedef BOOST_DEDUCED_TYPENAME X::key_type key_type;
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BOOST_STATIC_ASSERT((boost::is_same<value_type, key_type>::value));
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}
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template <class X, class Key, class T>
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void unordered_map_test(X& r, Key const& k, T const& v)
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{
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typedef BOOST_DEDUCED_TYPENAME X::value_type value_type;
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typedef BOOST_DEDUCED_TYPENAME X::key_type key_type;
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BOOST_STATIC_ASSERT((
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boost::is_same<value_type, std::pair<key_type const, T> >::value));
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r.insert(std::pair<Key const, T>(k, v));
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Key k_lvalue(k);
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T v_lvalue(v);
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r.emplace(k, v);
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r.emplace(k_lvalue, v_lvalue);
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r.emplace(rvalue(k), rvalue(v));
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}
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template <class X>
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void equality_test(X& r)
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{
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X const a = r, b = r;
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test::check_return_type<bool>::equals(a == b);
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test::check_return_type<bool>::equals(a != b);
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test::check_return_type<bool>::equals(boost::operator==(a, b));
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test::check_return_type<bool>::equals(boost::operator!=(a, b));
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}
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template <class X, class T>
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void unordered_unique_test(X& r, T const& t)
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{
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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test::check_return_type<std::pair<iterator, bool> >::equals(r.insert(t));
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test::check_return_type<std::pair<iterator, bool> >::equals(r.emplace(t));
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}
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template <class X, class T>
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void unordered_equivalent_test(X& r, T const& t)
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{
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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test::check_return_type<iterator>::equals(r.insert(t));
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test::check_return_type<iterator>::equals(r.emplace(t));
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}
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template <class X, class Key, class T>
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void unordered_map_functions(X&, Key const& k, T const&)
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{
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typedef BOOST_DEDUCED_TYPENAME X::mapped_type mapped_type;
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X a;
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test::check_return_type<mapped_type>::equals_ref(a[k]);
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test::check_return_type<mapped_type>::equals_ref(a.at(k));
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X const b = a;
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test::check_return_type<mapped_type const>::equals_ref(b.at(k));
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}
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template <class X, class Key, class Hash, class Pred>
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void unordered_test(X& x, Key& k, Hash& hf, Pred& eq)
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{
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unordered_destructible_test(x);
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typedef BOOST_DEDUCED_TYPENAME X::key_type key_type;
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typedef BOOST_DEDUCED_TYPENAME X::hasher hasher;
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typedef BOOST_DEDUCED_TYPENAME X::key_equal key_equal;
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typedef BOOST_DEDUCED_TYPENAME X::size_type size_type;
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_iterator const_iterator;
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typedef BOOST_DEDUCED_TYPENAME X::local_iterator local_iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_local_iterator const_local_iterator;
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typedef BOOST_DEDUCED_TYPENAME
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boost::BOOST_ITERATOR_CATEGORY<iterator>::type
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iterator_category;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<iterator>::type
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iterator_difference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_pointer<iterator>::type
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iterator_pointer;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_reference<iterator>::type
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iterator_reference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::BOOST_ITERATOR_CATEGORY<local_iterator>::type
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local_iterator_category;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<local_iterator>::type
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local_iterator_difference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_pointer<local_iterator>::type
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local_iterator_pointer;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_reference<local_iterator>::type
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local_iterator_reference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::BOOST_ITERATOR_CATEGORY<const_iterator>::type
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const_iterator_category;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<const_iterator>::type
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const_iterator_difference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_pointer<const_iterator>::type
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const_iterator_pointer;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_reference<const_iterator>::type
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const_iterator_reference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::BOOST_ITERATOR_CATEGORY<const_local_iterator>::type
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const_local_iterator_category;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_difference<const_local_iterator>::type
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const_local_iterator_difference;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_pointer<const_local_iterator>::type
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const_local_iterator_pointer;
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typedef BOOST_DEDUCED_TYPENAME
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boost::iterator_reference<const_local_iterator>::type
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const_local_iterator_reference;
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BOOST_STATIC_ASSERT((boost::is_same<Key, key_type>::value));
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//boost::function_requires<boost::CopyConstructibleConcept<key_type> >();
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//boost::function_requires<boost::AssignableConcept<key_type> >();
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BOOST_STATIC_ASSERT((boost::is_same<Hash, hasher>::value));
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test::check_return_type<std::size_t>::equals(hf(k));
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BOOST_STATIC_ASSERT((boost::is_same<Pred, key_equal>::value));
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test::check_return_type<bool>::convertible(eq(k, k));
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boost::function_requires<boost::InputIteratorConcept<local_iterator> >();
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BOOST_STATIC_ASSERT((boost::is_same<local_iterator_category,
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iterator_category>::value));
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BOOST_STATIC_ASSERT((boost::is_same<local_iterator_difference,
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iterator_difference>::value));
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BOOST_STATIC_ASSERT((boost::is_same<local_iterator_pointer,
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iterator_pointer>::value));
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BOOST_STATIC_ASSERT((boost::is_same<local_iterator_reference,
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iterator_reference>::value));
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boost::function_requires<
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boost::InputIteratorConcept<const_local_iterator> >();
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BOOST_STATIC_ASSERT((boost::is_same<const_local_iterator_category,
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const_iterator_category>::value));
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BOOST_STATIC_ASSERT((boost::is_same<const_local_iterator_difference,
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const_iterator_difference>::value));
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BOOST_STATIC_ASSERT((boost::is_same<const_local_iterator_pointer,
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const_iterator_pointer>::value));
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BOOST_STATIC_ASSERT((boost::is_same<const_local_iterator_reference,
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const_iterator_reference>::value));
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X(10, hf, eq);
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X a(10, hf, eq);
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X(10, hf);
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X a2(10, hf);
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X(10);
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X a3(10);
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X();
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X a4;
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test::check_return_type<size_type>::equals(a.erase(k));
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const_iterator q1 = a.cbegin(), q2 = a.cend();
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test::check_return_type<iterator>::equals(a.erase(q1, q2));
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a.clear();
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X const b;
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test::check_return_type<hasher>::equals(b.hash_function());
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test::check_return_type<key_equal>::equals(b.key_eq());
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test::check_return_type<iterator>::equals(a.find(k));
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test::check_return_type<const_iterator>::equals(b.find(k));
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test::check_return_type<size_type>::equals(b.count(k));
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test::check_return_type<std::pair<iterator, iterator> >::equals(
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a.equal_range(k));
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test::check_return_type<std::pair<const_iterator, const_iterator> >::equals(
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b.equal_range(k));
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test::check_return_type<size_type>::equals(b.bucket_count());
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test::check_return_type<size_type>::equals(b.max_bucket_count());
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test::check_return_type<size_type>::equals(b.bucket(k));
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test::check_return_type<size_type>::equals(b.bucket_size(0));
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test::check_return_type<local_iterator>::equals(a.begin(0));
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test::check_return_type<const_local_iterator>::equals(b.begin(0));
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test::check_return_type<local_iterator>::equals(a.end(0));
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test::check_return_type<const_local_iterator>::equals(b.end(0));
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test::check_return_type<const_local_iterator>::equals(a.cbegin(0));
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test::check_return_type<const_local_iterator>::equals(b.cbegin(0));
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test::check_return_type<const_local_iterator>::equals(a.cend(0));
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test::check_return_type<const_local_iterator>::equals(b.cend(0));
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test::check_return_type<float>::equals(b.load_factor());
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test::check_return_type<float>::equals(b.max_load_factor());
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a.max_load_factor((float) 2.0);
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a.rehash(100);
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// Avoid unused variable warnings:
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sink(a);
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sink(a2);
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sink(a3);
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sink(a4);
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}
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template <class X, class Key, class T, class Hash, class Pred>
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void unordered_copyable_test(X& x, Key& k, T& t, Hash& hf, Pred& eq)
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{
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unordered_test(x, k, hf, eq);
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_iterator const_iterator;
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X a;
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BOOST_DEDUCED_TYPENAME X::value_type* i = 0;
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BOOST_DEDUCED_TYPENAME X::value_type* j = 0;
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X(i, j, 10, hf, eq);
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X a5(i, j, 10, hf, eq);
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X(i, j, 10, hf);
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X a6(i, j, 10, hf);
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X(i, j, 10);
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X a7(i, j, 10);
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X(i, j);
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X a8(i, j);
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X const b;
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sink(X(b));
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X a9(b);
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a = b;
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const_iterator q = a.cbegin();
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test::check_return_type<iterator>::equals(a.insert(q, t));
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test::check_return_type<iterator>::equals(a.emplace_hint(q, t));
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a.insert(i, j);
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X a10;
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a10.insert(t);
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q = a10.cbegin();
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test::check_return_type<iterator>::equals(a10.erase(q));
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// Avoid unused variable warnings:
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sink(a);
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sink(a5);
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sink(a6);
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sink(a7);
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sink(a8);
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sink(a9);
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}
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template <class X, class Key, class T, class Hash, class Pred>
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void unordered_movable_test(X& x, Key& k, T& /* t */, Hash& hf, Pred& eq)
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{
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unordered_test(x, k, hf, eq);
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typedef BOOST_DEDUCED_TYPENAME X::iterator iterator;
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typedef BOOST_DEDUCED_TYPENAME X::const_iterator const_iterator;
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#if !defined(BOOST_NO_RVALUE_REFERENCES)
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X x1(rvalue_default<X>());
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X x2(boost::move(x1));
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x1 = rvalue_default<X>();
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x2 = boost::move(x1);
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#endif
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test::minimal::constructor_param* i = 0;
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test::minimal::constructor_param* j = 0;
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X(i, j, 10, hf, eq);
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X a5(i, j, 10, hf, eq);
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X(i, j, 10, hf);
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X a6(i, j, 10, hf);
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X(i, j, 10);
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X a7(i, j, 10);
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X(i, j);
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X a8(i, j);
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|
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X a;
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|
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const_iterator q = a.cbegin();
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|
|
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test::minimal::constructor_param v;
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a.emplace(v);
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test::check_return_type<iterator>::equals(a.emplace_hint(q, v));
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|
|
|
T v1(v);
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a.emplace(boost::move(v1));
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|
T v2(v);
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a.insert(boost::move(v2));
|
|
T v3(v);
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|
test::check_return_type<iterator>::equals(
|
|
a.emplace_hint(q, boost::move(v3)));
|
|
T v4(v);
|
|
test::check_return_type<iterator>::equals(
|
|
a.insert(q, boost::move(v4)));
|
|
|
|
a.insert(i, j);
|
|
|
|
X a10;
|
|
T v5(v);
|
|
a10.insert(boost::move(v5));
|
|
q = a10.cbegin();
|
|
test::check_return_type<iterator>::equals(a10.erase(q));
|
|
|
|
// Avoid unused variable warnings:
|
|
|
|
sink(a);
|
|
sink(a5);
|
|
sink(a6);
|
|
sink(a7);
|
|
sink(a8);
|
|
sink(a10);
|
|
}
|