Source code for dhcpkit.tests.ipv6.options.test_elapsed_time_option

"""
Test the ElapsedTimeOption implementation
"""
import unittest

from dhcpkit.ipv6.options import ElapsedTimeOption
from dhcpkit.tests.ipv6.options import test_option


[docs]class ElapsedTimeOptionTestCase(test_option.OptionTestCase):
[docs]    def setUp(self):
        self.option_bytes = bytes.fromhex('0008000204d2')
        self.option_object = ElapsedTimeOption(elapsed_time=1234)
        self.parse_option()

[docs]    def test_validate_elapsed_time(self):
        self.check_unsigned_integer_property('elapsed_time', size=16)

[docs]    def test_bad_option_length(self):
        with self.assertRaisesRegex(ValueError, 'must have length 2'):
            ElapsedTimeOption.parse(bytes.fromhex('000800000000ffff'))

        with self.assertRaisesRegex(ValueError, 'must have length 2'):
            ElapsedTimeOption.parse(bytes.fromhex('000800030000ffff'))


if __name__ == '__main__':  # pragma: no cover
    unittest.main()