@Test
public void listPlans() {

     this.plan.setName("Plan Name");
     List<Plan> plans = new ArrayList<>();
     plans.add(plan);
     Mockito.when(this.planRepository.findAll(Mockito.any(Example.class))).thenReturn(plans);
     List<Plan> planResp = this.planService.list(this.planDTO);
     assertEquals(plans.size(), planResp.size());
     Mockito.verify(this.planRepository, Mockito.times(1)).findAll(Mockito.any(Example.class));
}