--TEST--
"for" tag iterates over iterable and countable objects
--TEMPLATE--
{% for item in items %}
  * {{ item }}
  * {{ loop.index }}/{{ loop.index0 }}
  * {{ loop.revindex }}/{{ loop.revindex0 }}
  * {{ loop.first }}/{{ loop.last }}/{{ loop.length }}

{% endfor %}

{% for key, value in items %}
  * {{ key }}/{{ value }}
{% endfor %}

{% for key in items|keys %}
  * {{ key }}
{% endfor %}
--DATA--
class ItemsIteratorCountable implements Iterator, \Countable
{
  protected $values = ['foo' => 'bar', 'bar' => 'foo'];
  public function current() { return current($this->values); }
  public function key() { return key($this->values); }
  public function next() { return next($this->values); }
  public function rewind() { return reset($this->values); }
  public function valid() { return false !== current($this->values); }
  public function count() { return count($this->values); }
}
return ['items' => new ItemsIteratorCountable()]
--EXPECT--
  * bar
  * 1/0
  * 2/1
  * 1//2

  * foo
  * 2/1
  * 1/0
  * /1/2


  * foo/bar
  * bar/foo

  * foo
  * bar
