@Test
public void testReadModifyWriteRowAsync() throws Exception {

  ReadModifyWriteRow readModifyWriteRow = ReadModifyWriteRow.create(TABLE_ID, ROW_KEY);
  when(mockDataClient.readModifyWriteRowAsync(readModifyWriteRow))
      .thenReturn(ApiFutures.immediateFuture(MODEL_ROW));
  Result actualResult = dataClientWrapper.readModifyWriteRowAsync(readModifyWriteRow).get();
  assertResult(EXPECTED_RESULT, actualResult);
  verify(mockDataClient).readModifyWriteRowAsync(readModifyWriteRow);
}