public function test_shift_returns_and_removes_first_item_in_collection()
{
$c = new Collection(array('foo', 'bar'));
$this->assertEquals('foo', $c->shift());
$this->assertEquals('bar', $c->first());
}
public function test_shift_returns_and_removes_first_item_in_collection()
{
$c = new Collection(array('foo', 'bar'));
$this->assertEquals('foo', $c->shift());
$this->assertEquals('bar', $c->first());
}