How to use the pycdlib.udf.UDFTimestamp function in pycdlib

def test_timestamp_parse_initialized_twice():
    ts = pycdlib.udf.UDFTimestamp()
    ts.parse(b'\x00\x00\x01\x00\x01\x01\x00\x00\x00\x00\x00\x00')
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInternalError) as excinfo:
        ts.parse(b'\x00\x00\x01\x00\x01\x01\x00\x00\x00\x00\x00\x00')
    assert(str(excinfo.value) == 'UDF Timestamp already initialized')

def test_timestamp_parse_bad_month():
    ts = pycdlib.udf.UDFTimestamp()
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInvalidISO) as excinfo:
        ts.parse(b'\x00\x00\x01\x00\x00\x01\x00\x00\x00\x00\x00\x00')
    assert(str(excinfo.value) == 'Invalid UDF month')

def test_timestamp_parse_bad_day():
    ts = pycdlib.udf.UDFTimestamp()
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInvalidISO) as excinfo:
        ts.parse(b'\x00\x00\x01\x00\x01\x00\x00\x00\x00\x00\x00\x00')
    assert(str(excinfo.value) == 'Invalid UDF day')

def test_timestamp_new_initialized_twice():
    ts = pycdlib.udf.UDFTimestamp()
    ts.new()
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInternalError) as excinfo:
        ts.new()
    assert(str(excinfo.value) == 'UDF Timestamp already initialized')

def test_timestamp_equal():
    ts = pycdlib.udf.UDFTimestamp()
    ts.new()

    ts2 = pycdlib.udf.UDFTimestamp()
    ts2.new()

    assert(ts == ts2)

def test_timestamp_record_not_initialized():
    ts = pycdlib.udf.UDFTimestamp()
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInternalError) as excinfo:
        ts.record()
    assert(str(excinfo.value) == 'UDF Timestamp not initialized')

def test_timestamp_parse_bad_minute():
    ts = pycdlib.udf.UDFTimestamp()
    with pytest.raises(pycdlib.pycdlibexception.PyCdlibInvalidISO) as excinfo:
        ts.parse(b'\x00\x00\x01\x00\x01\x01\x00\x40\x00\x00\x00\x00')
    assert(str(excinfo.value) == 'Invalid UDF minute')

# split it into smaller.  cdrkit/cdrtools uses 0x3ffff800, and
                # Windows uses 0x3ff00000.  To be more compatible with cdrkit,
                # we'll choose their number of 0x3ffff800.
                alloc_len = min(len_left, 0x3ffff800)
                # The second field (position) is bogus, but will get set
                # properly once reshuffle_extents is called.
                self.alloc_descs.append([alloc_len, 0])
                len_left -= alloc_len

        self.access_time = UDFTimestamp()
        self.access_time.new()

        self.mod_time = UDFTimestamp()
        self.mod_time.new()

        self.attr_time = UDFTimestamp()
        self.attr_time.new()

        self.extended_attr_icb = UDFLongAD()
        self.extended_attr_icb.new(0, 0)

        self.impl_ident = UDFEntityID()
        self.impl_ident.new(0, b'*pycdlib')

        self.unique_id = 0  # this will get set later
        self.len_extended_attrs = 0  # FIXME: let the user set this

        self.extended_attrs = b''

        self.parent = parent

        self._initialized = True

# type: () -> None
        '''
        A method to create a new UDF File Set Descriptor.

        Parameters:
         None.
        Returns:
         Nothing.
        '''
        if self._initialized:
            raise pycdlibexception.PyCdlibInternalError('UDF File Set Descriptor already initialized')

        self.desc_tag = UDFTag()
        self.desc_tag.new(256)  # FIXME: we should let the user set serial_number

        self.recording_date = UDFTimestamp()
        self.recording_date.new()

        self.domain_ident = UDFEntityID()
        self.domain_ident.new(0, b'*OSTA UDF Compliant', b'\x02\x01\x03')

        self.root_dir_icb = UDFLongAD()
        self.root_dir_icb.new(2048, 2)

        self.file_set_num = 0
        self.log_vol_char_set = _unicodecharset()
        self.log_vol_ident = _ostaunicode_zero_pad('CDROM', 128)
        self.file_set_char_set = _unicodecharset()
        self.file_set_ident = _ostaunicode_zero_pad('CDROM', 32)
        self.copyright_file_ident = b'\x00' * 32  # FIXME: let the user set this
        self.abstract_file_ident = b'\x00' * 32  # FIXME: let the user set this