def test_prism_folder_success(): obj = object assert list(b.JustPrism().folder(Just(obj))) == [obj]
def test_prism_folder_failure(): assert list(b.JustPrism().folder(Nothing())) == []
def test_prism_folder_success(): obj = object assert list(b.JustPrism().folder(Just(obj))) == [obj]
def test_prism_folder_failure(): assert list(b.JustPrism().folder(Nothing())) == []