public void MustReturnAlistWith2enpoints() { //arrange PersistenceMock persistenceMock = new PersistenceMock(); persistenceMock.SearchBySerialNumber(); var listAllEndpoints = new ListAllEndpoints(persistenceMock.ListAll()); //action var endpoints = listAllEndpoints.Execute(); //assert Assert.Equal(ModelsMock.ListEndpointMock().Count, endpoints.Count); Assert.NotNull(endpoints); }