def test_delete_volume_no_replica_failure(self, mock_mdp, mock_gvmv):
"""Failure case for delete_volume one node in data plane."""
mock_gvmv.side_effect = None
self.driver.delete_volume(self.volume)
mock_mdp.side_effect = v_exception.UnableToProcessHyperScaleCmdOutput(
cmd_out='mock error')
self.assertRaises(exception.VolumeIsBusy, self.driver.delete_volume,
self.volume)
def test_delete_volume_more_than_one_replica_failure(
self, mock_mdp, mock_gvmv):
"""failure case for delete_volume with more than one data nodes."""
mock_gvmv.side_effect = VRTSHyperScaleDriverTestCase.gvmv_side_effect
mock_mdp.side_effect = v_exception.UnableToProcessHyperScaleCmdOutput(
cmd_out='mock error')
self.assertRaises(exception.VolumeIsBusy, self.driver.delete_volume,
self.volume)
def process_cmd_out(cmd_out):
"""Process the cmd output."""
output = None
try:
# get the python object from the cmd_out
output = json.loads(cmd_out)
error_code = output.get('err_code')
if error_code:
error_message = output.get('err_msg')
operation = output.get('token')
LOG.error("Failed to perform %(operation)s with error code"
" %(err_code)s, error message is %(err_msg)s",
{"operation": operation,
"err_code": error_code,
"err_msg": error_message})
except ValueError:
raise exception.UnableToProcessHyperScaleCmdOutput(cmd_out=cmd_out)
return output
def test_extend_volume_with_exception(self, mock_mdp):
"""Test case extend volume to the given size in GB."""
mock_mdp.side_effect = v_exception.UnableToProcessHyperScaleCmdOutput(
cmd_out='mock error')
self.assertRaises(exception.VolumeDriverException,
self.driver.extend_volume, _stub_volume(), 256)