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60 lines
1.4 KiB
C++
60 lines
1.4 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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// <map>
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// class map
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// size_type size() const;
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#include <map>
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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::map<int, double> 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, 1.5));
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assert(m.size() == 1);
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m.insert(M::value_type(1, 1.5));
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assert(m.size() == 2);
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m.insert(M::value_type(3, 1.5));
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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::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> 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, 1.5));
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assert(m.size() == 1);
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m.insert(M::value_type(1, 1.5));
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assert(m.size() == 2);
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m.insert(M::value_type(3, 1.5));
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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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}
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