/**
  * @expectedException        InvalidArgumentException
  * @expectedExceptionMessage Element "foo" does not exist.
  */
 public function testNonExistentField()
 {
     $collection = new FieldDescriptionCollection();
     $collection->get('foo');
 }
 /**
  * {@inheritdoc}
  */
 public function get($name)
 {
     return $this->list->get($name);
 }