forked from OSchip/llvm-project
142 lines
4.2 KiB
C++
142 lines
4.2 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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
|
|
|
|
// iterator erase(const_iterator first, const_iterator last);
|
|
|
|
#include <set>
|
|
#include <cassert>
|
|
|
|
#include "min_allocator.h"
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef std::set<int> M;
|
|
typedef int V;
|
|
typedef M::iterator I;
|
|
V ar[] =
|
|
{
|
|
1,
|
|
2,
|
|
3,
|
|
4,
|
|
5,
|
|
6,
|
|
7,
|
|
8
|
|
};
|
|
M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
|
|
assert(m.size() == 8);
|
|
I i = m.erase(next(m.cbegin(), 5), next(m.cbegin(), 5));
|
|
assert(m.size() == 8);
|
|
assert(i == next(m.begin(), 5));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 3);
|
|
assert(*next(m.begin(), 3) == 4);
|
|
assert(*next(m.begin(), 4) == 5);
|
|
assert(*next(m.begin(), 5) == 6);
|
|
assert(*next(m.begin(), 6) == 7);
|
|
assert(*next(m.begin(), 7) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 3), next(m.cbegin(), 4));
|
|
assert(m.size() == 7);
|
|
assert(i == next(m.begin(), 3));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 3);
|
|
assert(*next(m.begin(), 3) == 5);
|
|
assert(*next(m.begin(), 4) == 6);
|
|
assert(*next(m.begin(), 5) == 7);
|
|
assert(*next(m.begin(), 6) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 2), next(m.cbegin(), 5));
|
|
assert(m.size() == 4);
|
|
assert(i == next(m.begin(), 2));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 7);
|
|
assert(*next(m.begin(), 3) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 0), next(m.cbegin(), 2));
|
|
assert(m.size() == 2);
|
|
assert(i == next(m.begin(), 0));
|
|
assert(*next(m.begin(), 0) == 7);
|
|
assert(*next(m.begin(), 1) == 8);
|
|
|
|
i = m.erase(m.cbegin(), m.cend());
|
|
assert(m.size() == 0);
|
|
assert(i == m.end());
|
|
}
|
|
#if __cplusplus >= 201103L
|
|
{
|
|
typedef std::set<int, std::less<int>, min_allocator<int>> M;
|
|
typedef int V;
|
|
typedef M::iterator I;
|
|
V ar[] =
|
|
{
|
|
1,
|
|
2,
|
|
3,
|
|
4,
|
|
5,
|
|
6,
|
|
7,
|
|
8
|
|
};
|
|
M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
|
|
assert(m.size() == 8);
|
|
I i = m.erase(next(m.cbegin(), 5), next(m.cbegin(), 5));
|
|
assert(m.size() == 8);
|
|
assert(i == next(m.begin(), 5));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 3);
|
|
assert(*next(m.begin(), 3) == 4);
|
|
assert(*next(m.begin(), 4) == 5);
|
|
assert(*next(m.begin(), 5) == 6);
|
|
assert(*next(m.begin(), 6) == 7);
|
|
assert(*next(m.begin(), 7) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 3), next(m.cbegin(), 4));
|
|
assert(m.size() == 7);
|
|
assert(i == next(m.begin(), 3));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 3);
|
|
assert(*next(m.begin(), 3) == 5);
|
|
assert(*next(m.begin(), 4) == 6);
|
|
assert(*next(m.begin(), 5) == 7);
|
|
assert(*next(m.begin(), 6) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 2), next(m.cbegin(), 5));
|
|
assert(m.size() == 4);
|
|
assert(i == next(m.begin(), 2));
|
|
assert(*next(m.begin(), 0) == 1);
|
|
assert(*next(m.begin(), 1) == 2);
|
|
assert(*next(m.begin(), 2) == 7);
|
|
assert(*next(m.begin(), 3) == 8);
|
|
|
|
i = m.erase(next(m.cbegin(), 0), next(m.cbegin(), 2));
|
|
assert(m.size() == 2);
|
|
assert(i == next(m.begin(), 0));
|
|
assert(*next(m.begin(), 0) == 7);
|
|
assert(*next(m.begin(), 1) == 8);
|
|
|
|
i = m.erase(m.cbegin(), m.cend());
|
|
assert(m.size() == 0);
|
|
assert(i == m.end());
|
|
}
|
|
#endif
|
|
}
|