85 lines
2.3 KiB
C++
85 lines
2.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
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// <flat_map>
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// bool contains(const key_type& x) const;
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#include <cassert>
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#include <deque>
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#include <flat_map>
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#include <functional>
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#include <utility>
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#include "MinSequenceContainer.h"
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#include "test_macros.h"
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#include "min_allocator.h"
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template <class KeyContainer, class ValueContainer>
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constexpr void test() {
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using Key = typename KeyContainer::value_type;
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using Value = typename ValueContainer::value_type;
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{
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using M = std::flat_map<Key, Value, std::less<>, KeyContainer, ValueContainer>;
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M m = {{1, 1}, {2, 2}, {4, 4}, {5, 5}, {8, 8}};
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assert(!m.contains(0));
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assert(m.contains(1));
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assert(m.contains(2));
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assert(!m.contains(3));
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assert(m.contains(4));
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assert(m.contains(5));
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assert(!m.contains(6));
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assert(!m.contains(7));
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assert(std::as_const(m).contains(8));
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assert(!std::as_const(m).contains(9));
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m.clear();
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assert(!m.contains(1));
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}
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{
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using M = std::flat_map<Key, Value, std::greater<int>, KeyContainer, ValueContainer>;
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M m = {{1, 0}, {2, 0}, {4, 0}, {5, 0}, {8, 0}};
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assert(!m.contains(0));
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assert(m.contains(1));
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assert(m.contains(2));
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assert(!m.contains(3));
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assert(m.contains(4));
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assert(m.contains(5));
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assert(!m.contains(6));
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assert(!m.contains(7));
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assert(std::as_const(m).contains(8));
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assert(!std::as_const(m).contains(9));
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m.clear();
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assert(!m.contains(1));
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}
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}
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constexpr bool test() {
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test<std::vector<int>, std::vector<int>>();
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#ifndef __cpp_lib_constexpr_deque
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if (!TEST_IS_CONSTANT_EVALUATED)
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#endif
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{
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test<std::deque<int>, std::vector<int>>();
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}
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test<MinSequenceContainer<int>, MinSequenceContainer<int>>();
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test<std::vector<int, min_allocator<int>>, std::vector<int, min_allocator<int>>>();
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return true;
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}
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int main(int, char**) {
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test();
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#if TEST_STD_VER >= 26
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static_assert(test());
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#endif
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return 0;
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}
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