//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <set>
// class set
// iterator begin();
// const_iterator begin() const;
// iterator end();
// const_iterator end() const;
//
// reverse_iterator rbegin();
// const_reverse_iterator rbegin() const;
// reverse_iterator rend();
// const_reverse_iterator rend() const;
//
// const_iterator cbegin() const;
// const_iterator cend() const;
// const_reverse_iterator crbegin() const;
// const_reverse_iterator crend() const;
#include <set>
#include <cassert>
#include <cstddef>
#include "test_macros.h"
#include "min_allocator.h"
int main(int, char**)
{
{
typedef int V;
V ar[] =
{
1,
1,
1,
2,
2,
2,
3,
3,
3,
4,
4,
4,
5,
5,
5,
6,
6,
6,
7,
7,
7,
8,
8,
8
};
std::set<int> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
assert(static_cast<std::size_t>(std::distance(m.begin(), m.end())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.rbegin(), m.rend())) == m.size());
std::set<int>::iterator i;
i = m.begin();
std::set<int>::const_iterator k = i;
assert(i == k);
for (int j = 1; j <= static_cast<int>(m.size()); ++j, ++i)
assert(*i == j);
assert(i == m.end());
for (int j = static_cast<int>(m.size()); j >= 1; --j) {
--i;
assert(*i == j);
}
assert(i == m.begin());
}
{
typedef int V;
V ar[] =
{
1,
1,
1,
2,
2,
2,
3,
3,
3,
4,
4,
4,
5,
5,
5,
6,
6,
6,
7,
7,
7,
8,
8,
8
};
const std::set<int> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
assert(static_cast<std::size_t>(std::distance(m.begin(), m.end())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.cbegin(), m.cend())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.rbegin(), m.rend())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.crbegin(), m.crend())) == m.size());
std::set<int>::const_iterator i;
i = m.begin();
for (int j = 1; j <= static_cast<int>(m.size()); ++j, ++i)
assert(*i == j);
assert(i == m.end());
for (int j = static_cast<int>(m.size()); j >= 1; --j) {
--i;
assert(*i == j);
}
assert(i == m.begin());
}
#if TEST_STD_VER >= 11
{
typedef int V;
V ar[] =
{
1,
1,
1,
2,
2,
2,
3,
3,
3,
4,
4,
4,
5,
5,
5,
6,
6,
6,
7,
7,
7,
8,
8,
8
};
std::set<int, std::less<int>, min_allocator<int>> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
assert(static_cast<std::size_t>(std::distance(m.begin(), m.end())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.rbegin(), m.rend())) == m.size());
std::set<int, std::less<int>, min_allocator<int>>::iterator i;
i = m.begin();
std::set<int, std::less<int>, min_allocator<int>>::const_iterator k = i;
assert(i == k);
for (int j = 1; j <= static_cast<int>(m.size()); ++j, ++i)
assert(*i == j);
assert(i == m.end());
for (int j = static_cast<int>(m.size()); j >= 1; --j) {
--i;
assert(*i == j);
}
assert(i == m.begin());
}
{
typedef int V;
V ar[] =
{
1,
1,
1,
2,
2,
2,
3,
3,
3,
4,
4,
4,
5,
5,
5,
6,
6,
6,
7,
7,
7,
8,
8,
8
};
const std::set<int, std::less<int>, min_allocator<int>> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
assert(static_cast<std::size_t>(std::distance(m.begin(), m.end())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.cbegin(), m.cend())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.rbegin(), m.rend())) == m.size());
assert(static_cast<std::size_t>(std::distance(m.crbegin(), m.crend())) == m.size());
std::set<int, std::less<int>, min_allocator<int>>::const_iterator i;
i = m.begin();
for (int j = 1; j <= static_cast<int>(m.size()); ++j, ++i)
assert(*i == j);
assert(i == m.end());
for (int j = static_cast<int>(m.size()); j >= 1; --j) {
--i;
assert(*i == j);
}
assert(i == m.begin());
}
#endif
#if TEST_STD_VER > 11
{ // N3644 testing
typedef std::set<int> C;
C::iterator ii1{}, ii2{};
C::iterator ii4 = ii1;
C::const_iterator cii{};
assert ( ii1 == ii2 );
assert ( ii1 == ii4 );
assert (!(ii1 != ii2 ));
assert ( (ii1 == cii ));
assert ( (cii == ii1 ));
assert (!(ii1 != cii ));
assert (!(cii != ii1 ));
}
#endif
return 0;
}