def test_attach_success(self):
        volume = self._process_volume(self.V.ATTACH, self.S.DESTINATION_STATE)
        self.assertEqual([volume.state, volume.attachments[0]['Device'],
                          volume.attachments[0]['InstanceId']],
                         [u'in-use', u'/dev/sdf', u'i-xyz'])
Return matching ServerDescriptions from a list.
dataset/ETHPy150Open ClusterHQ/flocker/flocker/node/agents/functional/test_ebs.py/VolumeStateTransitionTests.test_attach_success--crossover with--dataset/ETHPy150Open mongodb/mongo-python-driver/pymongo/read_preferences.py/Primary.__call__