def test_validate_format_none(): with pytest.raises(ValueError): time.validate_format(None)
def test_validate_format(): assert time.validate_format('%Y') == '%Y' assert time.validate_format('%Y%m%d') == '%Y%m%d' assert time.validate_format('%b %d %Y %H:%M:%S') == '%b %d %Y %H:%M:%S' assert time.validate_format('some text') == 'some text'