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Merge between set/multiset and map/multimap

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Daniel James
2017-02-27 03:59:02 +00:00
parent 13322fe858
commit 4aa74e5feb
4 changed files with 199 additions and 22 deletions
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42
test/unordered/merge_tests.cpp
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@@ -99,6 +99,48 @@ UNORDERED_AUTO_TEST(merge_multiset)
test::check_equivalent_keys(y);
}
#if BOOST_UNORDERED_INTEROPERABLE_NODES
UNORDERED_AUTO_TEST(merge_set_and_multiset)
{
boost::unordered_set<int> x;
boost::unordered_multiset<int> y;
x.merge(y);
BOOST_TEST(x.empty());
BOOST_TEST(y.empty());
x.insert(10);
x.merge(y);
BOOST_TEST(x.size() == 1);
BOOST_TEST(x.count(10) == 1);
BOOST_TEST(y.empty());
y.merge(x);
BOOST_TEST(x.empty());
BOOST_TEST(y.size() == 1);
BOOST_TEST(y.count(10) == 1);
x.insert(10);
x.insert(50);
y.insert(70);
y.insert(80);
x.merge(y);
BOOST_TEST_EQ(x.size(), 4u);
BOOST_TEST_EQ(y.size(), 1u);
BOOST_TEST_EQ(x.count(10), 1u);
BOOST_TEST_EQ(x.count(50), 1u);
BOOST_TEST_EQ(x.count(70), 1u);
BOOST_TEST_EQ(x.count(80), 1u);
BOOST_TEST_EQ(y.count(10), 1u);
BOOST_TEST_EQ(y.count(50), 0u);
BOOST_TEST_EQ(y.count(70), 0u);
BOOST_TEST_EQ(y.count(80), 0u);
test::check_equivalent_keys(x);
test::check_equivalent_keys(y);
}
#endif
template <class X> void merge_empty_test(X*, test::random_generator generator)
{
test::check_instances check_;