130 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.7 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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// pair<iterator, bool> insert( value_type&& v);  // C++17 and later
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// template <class P>
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//   pair<iterator, bool> insert(P&& p);
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#include <map>
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#include <cassert>
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#include "MoveOnly.h"
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#include "min_allocator.h"
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#include "test_macros.h"
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int main()
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{
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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    {
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        typedef std::map<int, MoveOnly> M;
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        typedef std::pair<M::iterator, bool> R;
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        M m;
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        R r = m.insert(M::value_type(2, 2));
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 1);
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        assert(r.first->first == 2);
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        assert(r.first->second == 2);
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        r = m.insert(M::value_type(1, 1));
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 2);
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        assert(r.first->first == 1);
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        assert(r.first->second == 1);
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        r = m.insert(M::value_type(3, 3));
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        assert(r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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        r = m.insert(M::value_type(3, 3));
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        assert(!r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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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, MoveOnly, std::less<int>, min_allocator<std::pair<const int, MoveOnly>>> M;
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        typedef std::pair<M::iterator, bool> R;
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        M m;
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        R r = m.insert(M::value_type(2, 2));
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 1);
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        assert(r.first->first == 2);
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        assert(r.first->second == 2);
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        r = m.insert(M::value_type(1, 1));
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 2);
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        assert(r.first->first == 1);
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        assert(r.first->second == 1);
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        r = m.insert(M::value_type(3, 3));
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        assert(r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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        r = m.insert(M::value_type(3, 3));
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        assert(!r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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    }
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#endif
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#if TEST_STD_VER > 14
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    {
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        typedef std::map<int, MoveOnly> M;
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        typedef std::pair<M::iterator, bool> R;
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        M m;
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        R r = m.insert({2, MoveOnly(2)});
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 1);
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        assert(r.first->first == 2);
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        assert(r.first->second == 2);
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        r = m.insert({1, MoveOnly(1)});
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        assert(r.second);
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        assert(r.first == m.begin());
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        assert(m.size() == 2);
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        assert(r.first->first == 1);
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        assert(r.first->second == 1);
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        r = m.insert({3, MoveOnly(3)});
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        assert(r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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        r = m.insert({3, MoveOnly(3)});
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        assert(!r.second);
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        assert(r.first == prev(m.end()));
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        assert(m.size() == 3);
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        assert(r.first->first == 3);
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        assert(r.first->second == 3);
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    }
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#endif
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#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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}
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