def test_select_many_i2(self):
linq = Linq([[9, 8, 7, 6], [5, 4, 3, 2, 1, 0]])
assert_equal(
linq.select_many_i(lambda i, x: i**x),
Linq([0**9, 1**8, 2**7, 3**6, 4**5, 5**4, 6**3, 7**2, 8**1, 9**0]))
def test_select_many_i(self):
linq = Linq([[0, 1, 2, 3, 4, 5], [6, 7, 8, 9]])
assert_equal(linq.select_many_i(), Linq(range(10)))
