def test_for_page(self):
    c = Collection([1, 2, 3, 4, 5, 6])
    self.assertEqual([4, 5, 6], c.for_page(2, 3).all())
    self.assertEqual([5, 6], c.for_page(2, 4).all())
def test_for_page(self):
    c = Collection([1, 2, 3, 4, 5, 6])
    self.assertEqual([4, 5, 6], c.for_page(2, 3).all())
    self.assertEqual([5, 6], c.for_page(2, 4).all())