forked from boostorg/unordered
86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
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// Copyright 2007-2009 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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#include "../helpers/prefix.hpp"
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#include <boost/unordered_set.hpp>
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#include <boost/unordered_map.hpp>
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#include "../helpers/postfix.hpp"
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#include "../helpers/test.hpp"
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#include <iostream>
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namespace insert_stable
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{
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struct member {
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int tag1_;
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int tag2_;
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member() : tag1_(0), tag2_(0) {}
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member(int t1, int t2) : tag1_(t1), tag2_(t2) {}
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friend bool operator==(member const& x, member const& y) {
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return x.tag1_ == y.tag1_;
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}
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friend bool operator!=(member const& x, member const& y) {
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return x.tag1_ != y.tag1_;
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}
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};
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}
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#ifdef BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
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namespace boost
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#else
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namespace insert_stable
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#endif
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{
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std::size_t hash_value(insert_stable::member const& x) {
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return static_cast<std::size_t>(x.tag1_);
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}
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}
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UNORDERED_AUTO_TEST(stable_insert_test1) {
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boost::unordered_multiset<insert_stable::member> x;
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x.insert(insert_stable::member(1,1));
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x.insert(insert_stable::member(1,2));
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x.insert(insert_stable::member(1,3));
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boost::unordered_multiset<insert_stable::member>::const_iterator
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it = x.begin(), end = x.end();
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->tag2_ == 1); ++it; }
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->tag2_ == 2); ++it; }
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->tag2_ == 3); ++it; }
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BOOST_TEST(it == end);
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}
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UNORDERED_AUTO_TEST(stable_insert_test2) {
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boost::unordered_multimap<insert_stable::member, int> x;
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typedef
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boost::unordered_multimap<insert_stable::member, int>::const_iterator
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iterator;
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iterator it
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= x.insert(x.end(), std::make_pair(insert_stable::member(1,1), 1));
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it = x.insert(it, std::make_pair(insert_stable::member(1,2), 2));
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it = x.insert(it, std::make_pair(insert_stable::member(1,3), 3));
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it = x.begin();
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iterator end = x.end();
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->first.tag2_ == 1 && it->second == 1); ++it; }
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->first.tag2_ == 2 && it->second == 2); ++it; }
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BOOST_TEST(it != end);
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if(it != end) { BOOST_TEST(it->first.tag2_ == 3 && it->second == 3); ++it; }
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BOOST_TEST(it == end);
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}
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RUN_TESTS()
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