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62 lines
1.4 KiB
C++
62 lines
1.4 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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// <set>
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// class multiset
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// size_type size() const;
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#include <set>
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#include <cassert>
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#include "test_macros.h"
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#include "min_allocator.h"
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int main(int, char**)
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{
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{
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typedef std::multiset<int> M;
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M m;
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assert(m.size() == 0);
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m.insert(M::value_type(2));
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assert(m.size() == 1);
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m.insert(M::value_type(1));
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assert(m.size() == 2);
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m.insert(M::value_type(2));
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assert(m.size() == 3);
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m.erase(m.begin());
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assert(m.size() == 2);
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m.erase(m.begin());
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assert(m.size() == 1);
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m.erase(m.begin());
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assert(m.size() == 0);
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}
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#if TEST_STD_VER >= 11
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{
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typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
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M m;
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assert(m.size() == 0);
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m.insert(M::value_type(2));
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assert(m.size() == 1);
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m.insert(M::value_type(1));
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assert(m.size() == 2);
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m.insert(M::value_type(2));
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assert(m.size() == 3);
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m.erase(m.begin());
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assert(m.size() == 2);
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m.erase(m.begin());
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assert(m.size() == 1);
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m.erase(m.begin());
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assert(m.size() == 0);
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}
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#endif
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return 0;
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}
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