Files
clang-p2996/libcxx/test/std/containers/container.adaptors/flat.multiset/flat.multiset.operations/find.pass.cpp

65 lines
1.7 KiB
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
// <flat_set>
// iterator find(const key_type& k);
// const_iterator find(const key_type& k) const;
#include <cassert>
#include <deque>
#include <flat_set>
#include <functional>
#include <string>
#include <utility>
#include "MinSequenceContainer.h"
#include "test_macros.h"
#include "min_allocator.h"
template <class KeyContainer>
void test_one() {
using Key = typename KeyContainer::value_type;
using M = std::flat_multiset<Key, std::less<>, KeyContainer>;
{
M m = {1, 1, 2, 4, 4, 4, 4, 5, 5, 8};
ASSERT_SAME_TYPE(decltype(m.find(0)), typename M::iterator);
ASSERT_SAME_TYPE(decltype(std::as_const(m).find(0)), typename M::const_iterator);
assert(m.find(0) == m.end());
assert(m.find(1) == m.begin());
assert(m.find(2) == m.begin() + 2);
assert(m.find(3) == m.end());
assert(m.find(4) == m.begin() + 3);
assert(m.find(5) == m.begin() + 7);
assert(m.find(6) == m.end());
assert(m.find(7) == m.end());
assert(std::as_const(m).find(8) == m.begin() + 9);
assert(std::as_const(m).find(9) == m.end());
}
{
// empty
M m;
assert(m.find(0) == m.end());
}
}
void test() {
test_one<std::vector<int>>();
test_one<std::deque<int>>();
test_one<MinSequenceContainer<int>>();
test_one<std::vector<int, min_allocator<int>>>();
}
int main(int, char**) {
test();
return 0;
}