@Test
@SuppressWarnings("all")
public void mutateBatchJobTest() {

  MutateBatchJobResponse expectedResponse = MutateBatchJobResponse.newBuilder().build();
  mockBatchJobService.addResponse(expectedResponse);
  String customerId = "customerId-1772061412";
  BatchJobOperation operation = BatchJobOperation.newBuilder().build();
  MutateBatchJobResponse actualResponse = client.mutateBatchJob(customerId, operation);
  Assert.assertEquals(expectedResponse, actualResponse);
  List<AbstractMessage> actualRequests = mockBatchJobService.getRequests();
  Assert.assertEquals(1, actualRequests.size());
  MutateBatchJobRequest actualRequest = (MutateBatchJobRequest) actualRequests.get(0);
  Assert.assertEquals(customerId, actualRequest.getCustomerId());
  Assert.assertEquals(operation, actualRequest.getOperation());
  Assert.assertTrue(
      channelProvider.isHeaderSent(
          ApiClientHeaderProvider.getDefaultApiClientHeaderKey(),
          GaxGrpcProperties.getDefaultApiClientHeaderPattern()));
}