@Test
public void testGetWorkflowCurrentTaskWallClockMinutes() throws Exception {

  XmlRpcWorkflowManagerClient fmc = new XmlRpcWorkflowManagerClient(new URL(
      "http://localhost:" + WM_PORT));
  List<WorkflowInstance> wfinstances = fmc.getWorkflowInstances();
  assertNotNull(wfinstances);
  double clock = fmc.getWorkflowCurrentTaskWallClockMinutes(wfinstances.get(0).getId());
  assertThat(clock, is(not(Matchers.nullValue())));
}