/**
  * Test slice without args returns empty collection
  *
  * @return void
  */
 public function testSliceWithoutArgs()
 {
     $slice = $this->collection->slice();
     $this->assertInstanceOf(Collection::class, $slice);
     $this->assertAttributeEquals([], 'elements', $slice);
     $this->assertAttributeEquals([1, 2, 3], 'elements', $this->collection);
 }