@Test
public void testListIndicators() throws Exception {

  String indicators = turbineService.listIndicators();
  logger.info("{}", indicators);
  assertThat(indicators).contains(BollingerBands.class.getSimpleName());
  IndicatorClientDefinitions definitions = json.readValue(indicators, IndicatorClientDefinitions.class);
  assertThat(definitions.getIndicators().size()).isGreaterThan(0);
}