cfd4bacc2c
We no longer support any of the compilers that require it. I'd be very surprised if anything was working on them.
97 lines
2.4 KiB
C++
97 lines
2.4 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_UNORDERED_TESTS_EQUIVALENT_HEADER)
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#define BOOST_UNORDERED_TESTS_EQUIVALENT_HEADER
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#include "./fwd.hpp"
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#include "./list.hpp"
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#include "./metafunctions.hpp"
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#include <algorithm>
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#include <boost/core/lightweight_test.hpp>
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#include <boost/unordered_map.hpp>
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#include <boost/unordered_set.hpp>
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namespace test {
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template <class T1, class T2>
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bool equivalent_impl(T1 const& x, T2 const& y, base_type)
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{
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return x == y;
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}
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template <class T>
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bool equivalent_impl(
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boost::hash<T> const&, boost::hash<T> const&, derived_type)
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{
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return true;
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}
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template <class T>
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bool equivalent_impl(
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std::equal_to<T> const&, std::equal_to<T> const&, derived_type)
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{
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return true;
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}
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template <class T1, class T2, class T3, class T4>
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bool equivalent_impl(
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std::pair<T1, T2> const& x1, std::pair<T3, T4> const& x2, derived_type)
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{
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return equivalent_impl(x1.first, x2.first, derived) &&
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equivalent_impl(x1.second, x2.second, derived);
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}
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struct equivalent_type
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{
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equivalent_type() {}
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template <class T1, class T2>
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bool operator()(T1 const& x, T2 const& y) const
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{
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return equivalent_impl(x, y, derived);
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}
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};
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const equivalent_type equivalent;
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template <class Container> class unordered_equivalence_tester
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{
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typename Container::size_type size_;
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typename Container::hasher hasher_;
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typename Container::key_equal key_equal_;
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float max_load_factor_;
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typedef test::list<typename Container::value_type> value_list;
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value_list values_;
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public:
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unordered_equivalence_tester(Container const& x)
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: size_(x.size()), hasher_(x.hash_function()), key_equal_(x.key_eq()),
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max_load_factor_(x.max_load_factor()), values_(x.begin(), x.end())
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{
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values_.sort();
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}
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bool operator()(Container const& x) const
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{
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if (!((size_ == x.size()) &&
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(test::equivalent(hasher_, x.hash_function())) &&
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(test::equivalent(key_equal_, x.key_eq())) &&
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(max_load_factor_ == x.max_load_factor()) &&
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(values_.size() == x.size())))
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return false;
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value_list copy(x.begin(), x.end());
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copy.sort();
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return values_ == copy;
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}
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private:
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unordered_equivalence_tester();
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};
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}
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#endif
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