lower_bound.pass.cpp
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//===----------------------------------------------------------------------===//
//
// 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 multiset
// iterator lower_bound(const key_type& k);
// const_iterator lower_bound(const key_type& k) const;
#include <set>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
#include "private_constructor.h"
int main(int, char**)
{
{
typedef int V;
typedef std::multiset<int> M;
{
typedef M::iterator R;
V ar[] =
{
5,
5,
5,
7,
7,
7,
9,
9,
9
};
M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
{
typedef M::const_iterator R;
V ar[] =
{
5,
5,
5,
7,
7,
7,
9,
9,
9
};
const M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
}
#if TEST_STD_VER >= 11
{
typedef int V;
typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
{
typedef M::iterator R;
V ar[] =
{
5,
5,
5,
7,
7,
7,
9,
9,
9
};
M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
{
typedef M::const_iterator R;
V ar[] =
{
5,
5,
5,
7,
7,
7,
9,
9,
9
};
const M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
}
#endif
#if TEST_STD_VER > 11
{
typedef int V;
typedef std::multiset<V, std::less<>> M;
typedef M::iterator R;
V ar[] =
{
5,
5,
5,
7,
7,
7,
9,
9,
9
};
M m(ar, ar+sizeof(ar)/sizeof(ar[0]));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
{
typedef PrivateConstructor V;
typedef std::multiset<V, std::less<>> M;
typedef M::iterator R;
M m;
m.insert ( V::make ( 5 ));
m.insert ( V::make ( 5 ));
m.insert ( V::make ( 5 ));
m.insert ( V::make ( 7 ));
m.insert ( V::make ( 7 ));
m.insert ( V::make ( 7 ));
m.insert ( V::make ( 9 ));
m.insert ( V::make ( 9 ));
m.insert ( V::make ( 9 ));
R r = m.lower_bound(4);
assert(r == next(m.begin(), 0));
r = m.lower_bound(5);
assert(r == next(m.begin(), 0));
r = m.lower_bound(6);
assert(r == next(m.begin(), 3));
r = m.lower_bound(7);
assert(r == next(m.begin(), 3));
r = m.lower_bound(8);
assert(r == next(m.begin(), 6));
r = m.lower_bound(9);
assert(r == next(m.begin(), 6));
r = m.lower_bound(11);
assert(r == next(m.begin(), 9));
}
#endif
return 0;
}