Golang ActualLRP.PlacementError方法代碼示例

func itValidatesPresenceOfPlacementError(lrp *models.ActualLRP) {
	Context("when placement error is set", func() {
		BeforeEach(func() {
			lrp.PlacementError = "insufficient capacity"
		})

		It("validate does not return an error", func() {
			Expect(lrp.Validate()).NotTo(HaveOccurred())
		})
	})

	Context("when placement error is not set", func() {
		BeforeEach(func() {
			lrp.PlacementError = ""
		})

		It("validate does not return an error", func() {
			Expect(lrp.Validate()).NotTo(HaveOccurred())
		})
	})
}

func itValidatesAbsenceOfPlacementError(lrp *models.ActualLRP) {
	Context("when placement error is set", func() {
		BeforeEach(func() {
			lrp.PlacementError = "insufficient capacity"
		})

		It("validate returns an error", func() {
			err := lrp.Validate()
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("placement error"))
		})
	})

	Context("when placement error is not set", func() {
		BeforeEach(func() {
			lrp.PlacementError = ""
		})

		It("validate does not return an error", func() {
			Expect(lrp.Validate()).NotTo(HaveOccurred())
		})
	})
}

				models.ActualLRPStateCrashed:   receptor.ActualLRPStateCrashed,
			}

			for modelState, jsonState := range expectedStateMap {
				actualLRP.State = modelState
				Expect(serialization.ActualLRPProtoToResponse(actualLRP, false).State).To(Equal(jsonState))
			}

			actualLRP.State = ""
			Expect(serialization.ActualLRPProtoToResponse(actualLRP, false).State).To(Equal(receptor.ActualLRPStateInvalid))
		})

		Context("when there is placement error", func() {
			BeforeEach(func() {
				actualLRP.State = models.ActualLRPStateUnclaimed
				actualLRP.PlacementError = "some-error"
			})

			It("includes the placement error", func() {
				actualResponse := serialization.ActualLRPProtoToResponse(actualLRP, false)
				Expect(actualResponse.PlacementError).To(Equal("some-error"))
			})
		})

		Context("when there is a crash reason", func() {
			BeforeEach(func() {
				actualLRP.State = models.ActualLRPStateCrashed
				actualLRP.CrashReason = "crashed"
			})

			It("includes the placement error", func() {

						Expect(claimErr).To(Equal(models.ErrActualLRPCannotBeClaimed))
					})

					It("does not alter the existing actual", func() {
						lrpGroupInBBS, err := etcdDB.ActualLRPGroupByProcessGuidAndIndex(logger, processGuid, index)
						Expect(err).NotTo(HaveOccurred())

						Expect(lrpGroupInBBS.Instance.InstanceGuid).To(Equal(instanceGuid))
					})
				})
			})

			Context("when there is a placement error", func() {
				BeforeEach(func() {
					instanceKey = models.NewActualLRPInstanceKey("some-instance-guid", cellID)
					actualLRP.PlacementError = "insufficient resources"
					etcdHelper.SetRawActualLRP(actualLRP)
				})

				It("should clear placement error", func() {
					Expect(claimErr).NotTo(HaveOccurred())
					Expect(claimedActualLRP.PlacementError).To(BeEmpty())
					lrp, err := etcdDB.ActualLRPGroupByProcessGuidAndIndex(logger, processGuid, index)
					Expect(err).NotTo(HaveOccurred())
					Expect(lrp.Instance.PlacementError).To(BeEmpty())
				})
			})
		})

		Context("when the actual LRP does not exist", func() {
			BeforeEach(func() {

					})

					It("does not emit any events", func() {
						Consistently(actualHub.EmitCallCount).Should(Equal(0))
					})
				})
			})

			Context("when the instance is unclaimed", func() {
				BeforeEach(func() {
					actual.State = models.ActualLRPStateUnclaimed
				})

				Context("without a placement error", func() {
					BeforeEach(func() {
						actual.PlacementError = ""
						group := &models.ActualLRPGroup{Evacuating: afterActual}
						fakeEvacuationDB.EvacuateActualLRPReturns(group, nil)
					})

					It("evacuates the LRP", func() {
						response := models.EvacuationResponse{}
						err := response.Unmarshal(responseRecorder.Body.Bytes())
						Expect(err).NotTo(HaveOccurred())
						Expect(response.KeepContainer).To(BeTrue())
						Expect(response.Error).To(BeNil())

						Expect(fakeEvacuationDB.EvacuateActualLRPCallCount()).To(Equal(1))
						_, actualLRPKey, actualLRPInstanceKey, actualLrpNetInfo, ttl := fakeEvacuationDB.EvacuateActualLRPArgsForCall(0)
						Expect(*actualLRPKey).To(Equal(actual.ActualLRPKey))
						Expect(*actualLRPInstanceKey).To(Equal(actual.ActualLRPInstanceKey))