def test_parse_duration(duration, result): assert parse_duration(duration) == result
def test_parse_duration(duration, result): expect(parse_duration(duration)) == result
def test_invalid_duration(): with raises(ValueError) as err: parse_duration('1 k') assert str(err.value) == "Invalid duration value ‘1 k’"
def test_invalid_duration(): with expect.raises(ValueError, "Invalid duration value '1 k'"): parse_duration('1 k')