libcxx/test/containers/container.adaptors/priority.queue/priqueue.members/top.pass.cpp


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//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// <queue>

// priority_queue();

// const_reference top() const;

#include <queue>
#include <cassert>

int main()
{
    std::priority_queue<int> q;
    q.push(1);
    assert(q.top() == 1);
    q.push(3);
    assert(q.top() == 3);
    q.push(2);
    assert(q.top() == 3);
}