C++程序  |  85行  |  1.94 KB

//===----------------------------------------------------------------------===//
//
//                     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.
//
//===----------------------------------------------------------------------===//

// <set>

// class set

// template <class InputIterator>
//     set(InputIterator first, InputIterator last,
//         const value_compare& comp, const allocator_type& a);
//
// template <class InputIterator>
//     set(InputIterator first, InputIterator last,
//         const allocator_type& a);

#include <set>
#include <cassert>

#include "test_iterators.h"
#include "../../../test_compare.h"
#include "test_allocator.h"

int main()
{
    typedef int V;
    V ar[] =
    {
        1,
        1,
        1,
        2,
        2,
        2,
        3,
        3,
        3
    };
    typedef test_compare<std::less<V> > C;
    typedef test_allocator<V> A;
    std::set<V, C, A> m(input_iterator<const V*>(ar),
                        input_iterator<const V*>(ar+sizeof(ar)/sizeof(ar[0])),
                        C(5), A(7));
    assert(m.value_comp() == C(5));
    assert(m.get_allocator() == A(7));
    assert(m.size() == 3);
    assert(distance(m.begin(), m.end()) == 3);
    assert(*m.begin() == 1);
    assert(*next(m.begin()) == 2);
    assert(*next(m.begin(), 2) == 3);
#if _LIBCPP_STD_VER > 11
    {
    typedef int V;
    V ar[] =
    {
        1,
        1,
        1,
        2,
        2,
        2,
        3,
        3,
        3
    };
    typedef test_allocator<V> A;
    typedef test_compare<std::less<int> > C;
    A a(7);
    std::set<V, C, A> m(ar, ar+sizeof(ar)/sizeof(ar[0]), a);

    assert(m.size() == 3);
    assert(distance(m.begin(), m.end()) == 3);
    assert(*m.begin() == 1);
    assert(*next(m.begin()) == 2);
    assert(*next(m.begin(), 2) == 3);
    assert(m.get_allocator() == a);
    }
#endif
}