def test_absolve(self):
right = either.Right(1)
left = either.Left('error')
right_effect = effect.success(right)
left_effect = effect.success(left)
assert effect.absolve(right_effect).run(None) == 1
with pytest.raises(Exception):
# todo
effect.absolve(left_effect).run(None)
def test_absolve_repr(self):
assert repr(effect.absolve(effect.success(0))) == 'absolve(success(0))'