int main(int, char**)
{
{
std::map<int, int> src{{1, 0}, {3, 0}, {5, 0}};
std::map<int, int> dst{{2, 0}, {4, 0}, {5, 0}};
dst.merge(src);
assert(map_equal(src, {{5,0}}));
assert(map_equal(dst, {{1, 0}, {2, 0}, {3, 0}, {4, 0}, {5, 0}}));
}
#ifndef TEST_HAS_NO_EXCEPTIONS
{
bool do_throw = false;
typedef std::map<Counter<int>, int, throw_comparator> map_type;
map_type src({{1, 0}, {3, 0}, {5, 0}}, throw_comparator(do_throw));
map_type dst({{2, 0}, {4, 0}, {5, 0}}, throw_comparator(do_throw));
assert(Counter_base::gConstructed == 6);
do_throw = true;
try
{
dst.merge(src);
}
catch (int)
{
do_throw = false;
}
assert(!do_throw);
assert(map_equal(src, map_type({{1, 0}, {3, 0}, {5, 0}}, throw_comparator(do_throw))));
assert(map_equal(dst, map_type({{2, 0}, {4, 0}, {5, 0}}, throw_comparator(do_throw))));
}
#endif
assert(Counter_base::gConstructed == 0);
struct comparator
{
comparator() = default;
bool operator()(const Counter<int>& lhs, const Counter<int>& rhs) const
{
return lhs < rhs;
}
};
{
typedef std::map<Counter<int>, int, std::less<Counter<int>>> first_map_type;
typedef std::map<Counter<int>, int, comparator> second_map_type;
typedef std::multimap<Counter<int>, int, comparator> third_map_type;
{
first_map_type first{{1, 0}, {2, 0}, {3, 0}};
second_map_type second{{2, 0}, {3, 0}, {4, 0}};
third_map_type third{{1, 0}, {3, 0}};
assert(Counter_base::gConstructed == 8);
first.merge(second);
first.merge(third);
assert(map_equal(first, {{1, 0}, {2, 0}, {3, 0}, {4, 0}}));
assert(map_equal(second, {{2, 0}, {3, 0}}));
assert(map_equal(third, {{1, 0}, {3, 0}}));
assert(Counter_base::gConstructed == 8);
}
assert(Counter_base::gConstructed == 0);
{
first_map_type first{{1, 0}, {2, 0}, {3, 0}};
second_map_type second{{2, 0}, {3, 0}, {4, 0}};
third_map_type third{{1, 0}, {3, 0}};
assert(Counter_base::gConstructed == 8);
first.merge(std::move(second));
first.merge(std::move(third));
assert(map_equal(first, {{1, 0}, {2, 0}, {3, 0}, {4, 0}}));
assert(map_equal(second, {{2, 0}, {3, 0}}));
assert(map_equal(third, {{1, 0}, {3, 0}}));
assert(Counter_base::gConstructed == 8);
}
assert(Counter_base::gConstructed == 0);
}
assert(Counter_base::gConstructed == 0);
{
std::map<int, int> first;
{
std::map<int, int> second;
first.merge(second);
first.merge(std::move(second));
}
{
std::multimap<int, int> second;
first.merge(second);
first.merge(std::move(second));
}
}
return 0;
}
int main()
{
{
std::set<int> src{1, 3, 5};
std::set<int> dst{2, 4, 5};
dst.merge(src);
assert(set_equal(src, {5}));
assert(set_equal(dst, {1, 2, 3, 4, 5}));
}
#ifndef TEST_HAS_NO_EXCEPTIONS
{
bool do_throw = false;
typedef std::set<Counter<int>, throw_comparator> set_type;
set_type src({1, 3, 5}, throw_comparator(do_throw));
set_type dst({2, 4, 5}, throw_comparator(do_throw));
assert(Counter_base::gConstructed == 6);
do_throw = true;
try
{
dst.merge(src);
}
catch (int)
{
do_throw = false;
}
assert(!do_throw);
assert(set_equal(src, set_type({1, 3, 5}, throw_comparator(do_throw))));
assert(set_equal(dst, set_type({2, 4, 5}, throw_comparator(do_throw))));
}
#endif
assert(Counter_base::gConstructed == 0);
struct comparator
{
comparator() = default;
bool operator()(const Counter<int>& lhs, const Counter<int>& rhs) const
{
return lhs < rhs;
}
};
{
typedef std::set<Counter<int>, std::less<Counter<int>>> first_set_type;
typedef std::set<Counter<int>, comparator> second_set_type;
typedef std::multiset<Counter<int>, comparator> third_set_type;
{
first_set_type first{1, 2, 3};
second_set_type second{2, 3, 4};
third_set_type third{1, 3};
assert(Counter_base::gConstructed == 8);
first.merge(second);
first.merge(third);
assert(set_equal(first, {1, 2, 3, 4}));
assert(set_equal(second, {2, 3}));
assert(set_equal(third, {1, 3}));
assert(Counter_base::gConstructed == 8);
}
assert(Counter_base::gConstructed == 0);
{
first_set_type first{1, 2, 3};
second_set_type second{2, 3, 4};
third_set_type third{1, 3};
assert(Counter_base::gConstructed == 8);
first.merge(std::move(second));
first.merge(std::move(third));
assert(set_equal(first, {1, 2, 3, 4}));
assert(set_equal(second, {2, 3}));
assert(set_equal(third, {1, 3}));
assert(Counter_base::gConstructed == 8);
}
assert(Counter_base::gConstructed == 0);
}
{
std::set<int> first;
{
std::set<int> second;
first.merge(second);
first.merge(std::move(second));
}
{
std::multiset<int> second;
first.merge(second);
first.merge(std::move(second));
}
}
}
