iterators.pass.cpp [plain text]
#include <forward_list>
#include <cassert>
#include <iterator>
int main()
{
{
typedef int T;
typedef std::forward_list<T> C;
C c;
C::iterator i = c.begin();
C::iterator j = c.end();
assert(std::distance(i, j) == 0);
assert(i == j);
}
{
typedef int T;
typedef std::forward_list<T> C;
const C c;
C::const_iterator i = c.begin();
C::const_iterator j = c.end();
assert(std::distance(i, j) == 0);
assert(i == j);
}
{
typedef int T;
typedef std::forward_list<T> C;
C c;
C::const_iterator i = c.cbegin();
C::const_iterator j = c.cend();
assert(std::distance(i, j) == 0);
assert(i == j);
assert(i == c.end());
}
{
typedef int T;
typedef std::forward_list<T> C;
const T t[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
C c(std::begin(t), std::end(t));
C::iterator i = c.begin();
assert(*i == 0);
++i;
assert(*i == 1);
*i = 10;
assert(*i == 10);
assert(std::distance(c.begin(), c.end()) == 10);
}
{
typedef int T;
typedef std::forward_list<T> C;
C::iterator i;
C::const_iterator j;
}
}