cxx/test/containers/sequences/list/list.modifiers/erase_iter.pass.cpp
Howard Hinnant b64f8b07c1 license change
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16 22:09:02 +00:00

39 lines
1.1 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.
//
//===----------------------------------------------------------------------===//
// <list>
// iterator erase(const_iterator position);
#include <list>
#include <cassert>
int main()
{
int a1[] = {1, 2, 3};
std::list<int> l1(a1, a1+3);
std::list<int>::const_iterator i = l1.begin();
++i;
std::list<int>::iterator j = l1.erase(i);
assert(l1.size() == 2);
assert(distance(l1.begin(), l1.end()) == 2);
assert(*j == 3);
assert(*l1.begin() == 1);
assert(*next(l1.begin()) == 3);
j = l1.erase(j);
assert(j == l1.end());
assert(l1.size() == 1);
assert(distance(l1.begin(), l1.end()) == 1);
assert(*l1.begin() == 1);
j = l1.erase(l1.begin());
assert(j == l1.end());
assert(l1.size() == 0);
assert(distance(l1.begin(), l1.end()) == 0);
}