forked from OSchip/llvm-project
130 lines
3.4 KiB
C++
130 lines
3.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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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 erase(const key_type& k);
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#include <set>
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#include <cassert>
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#include "min_allocator.h"
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int main()
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{
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{
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typedef std::multiset<int> M;
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typedef int V;
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typedef M::size_type I;
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V ar[] =
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{
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3,
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3,
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3,
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5,
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5,
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5,
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7,
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7,
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7
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};
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M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
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assert(m.size() == 9);
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I i = m.erase(6);
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assert(m.size() == 9);
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assert(i == 0);
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assert(*next(m.begin(), 0) == 3);
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assert(*next(m.begin(), 1) == 3);
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assert(*next(m.begin(), 2) == 3);
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assert(*next(m.begin(), 3) == 5);
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assert(*next(m.begin(), 4) == 5);
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assert(*next(m.begin(), 5) == 5);
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assert(*next(m.begin(), 6) == 7);
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assert(*next(m.begin(), 7) == 7);
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assert(*next(m.begin(), 8) == 7);
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i = m.erase(5);
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assert(m.size() == 6);
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assert(i == 3);
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assert(*next(m.begin(), 0) == 3);
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assert(*next(m.begin(), 1) == 3);
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assert(*next(m.begin(), 2) == 3);
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assert(*next(m.begin(), 3) == 7);
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assert(*next(m.begin(), 4) == 7);
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assert(*next(m.begin(), 5) == 7);
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i = m.erase(3);
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assert(m.size() == 3);
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assert(i == 3);
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assert(*next(m.begin(), 0) == 7);
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assert(*next(m.begin(), 1) == 7);
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assert(*next(m.begin(), 2) == 7);
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i = m.erase(7);
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assert(m.size() == 0);
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assert(i == 3);
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}
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#if __cplusplus >= 201103L
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{
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typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
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typedef int V;
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typedef M::size_type I;
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V ar[] =
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{
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3,
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3,
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3,
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5,
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5,
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5,
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7,
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7,
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7
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};
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M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
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assert(m.size() == 9);
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I i = m.erase(6);
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assert(m.size() == 9);
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assert(i == 0);
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assert(*next(m.begin(), 0) == 3);
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assert(*next(m.begin(), 1) == 3);
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assert(*next(m.begin(), 2) == 3);
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assert(*next(m.begin(), 3) == 5);
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assert(*next(m.begin(), 4) == 5);
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assert(*next(m.begin(), 5) == 5);
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assert(*next(m.begin(), 6) == 7);
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assert(*next(m.begin(), 7) == 7);
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assert(*next(m.begin(), 8) == 7);
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i = m.erase(5);
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assert(m.size() == 6);
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assert(i == 3);
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assert(*next(m.begin(), 0) == 3);
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assert(*next(m.begin(), 1) == 3);
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assert(*next(m.begin(), 2) == 3);
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assert(*next(m.begin(), 3) == 7);
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assert(*next(m.begin(), 4) == 7);
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assert(*next(m.begin(), 5) == 7);
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i = m.erase(3);
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assert(m.size() == 3);
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assert(i == 3);
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assert(*next(m.begin(), 0) == 7);
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assert(*next(m.begin(), 1) == 7);
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assert(*next(m.begin(), 2) == 7);
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i = m.erase(7);
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assert(m.size() == 0);
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assert(i == 3);
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}
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#endif
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}
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