Expect(appInfo.ActualInstances).To(HaveLen(1)) Expect(appInfo.ActualInstances[0].HasMetrics).To(BeFalse()) }) }) }) Describe("NumOfRunningAppInstances", func() { It("returns the number of running instances for a given app guid", func() { actualLrpsResponse := []receptor.ActualLRPResponse{ {ProcessGuid: "americano-app", State: receptor.ActualLRPStateRunning, Index: 1}, {ProcessGuid: "americano-app", State: receptor.ActualLRPStateRunning, Index: 2}, {ProcessGuid: "americano-app", State: receptor.ActualLRPStateClaimed, Index: 3}, } fakeReceptorClient.ActualLRPsByProcessGuidReturns(actualLrpsResponse, nil) count, placementError, err := appExaminer.RunningAppInstancesInfo("americano-app") Expect(err).NotTo(HaveOccurred()) Expect(count).To(Equal(2)) Expect(placementError).To(BeFalse()) Expect(fakeReceptorClient.ActualLRPsByProcessGuidCallCount()).To(Equal(1)) Expect(fakeReceptorClient.ActualLRPsByProcessGuidArgsForCall(0)).To(Equal("americano-app")) }) It("returns errors from the receptor", func() { receptorError := errors.New("receptor did not like that request") fakeReceptorClient.ActualLRPsByProcessGuidReturns([]receptor.ActualLRPResponse{}, receptorError) _, _, err := appExaminer.RunningAppInstancesInfo("nescafe-app") Expect(err).To(MatchError(receptorError)) })