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"""Tests of grpc.beta._connectivity_channel."""

import unittest

from grpc.beta import interfaces


class ConnectivityStatesTest(unittest.TestCase):

  def testBetaConnectivityStates(self):
    self.assertIsNotNone(interfaces.ChannelConnectivity.IDLE)
    self.assertIsNotNone(interfaces.ChannelConnectivity.CONNECTING)
    self.assertIsNotNone(interfaces.ChannelConnectivity.READY)
    self.assertIsNotNone(interfaces.ChannelConnectivity.TRANSIENT_FAILURE)
    self.assertIsNotNone(interfaces.ChannelConnectivity.FATAL_FAILURE)


if __name__ == '__main__':
  unittest.main(verbosity=2)