public function getThreeOrLessElements() {
return array(
array(
$this
->createCollection(array(
1,
)),
),
array(
$this
->createCollection(array(
1,
2,
)),
),
array(
$this
->createCollection(array(
1,
2,
3,
)),
),
array(
$this
->createCollection(array(
'a' => 1,
'b' => 2,
'c' => 3,
)),
),
);
}