}) Context("when mounting fails", func() { It("returns error after trying to mount store migration directory", func() { platform.MountPersistentDiskErr = errors.New("fake-mount-persistent-disk-err") _, err := action.Run("fake-disk-cid") Expect(err).To(HaveOccurred()) Expect(err.Error()).To(ContainSubstring("fake-mount-persistent-disk-err")) }) }) }) Context("when store directory cannot be determined if it is mounted", func() { BeforeEach(func() { platform.IsMountPointErr = errors.New("fake-is-mount-point-err") }) It("returns error", func() { _, err := action.Run("fake-disk-cid") Expect(err).To(HaveOccurred()) Expect(err.Error()).To(ContainSubstring("fake-is-mount-point-err")) }) It("does not try to mount disk", func() { _, err := action.Run("fake-disk-cid") Expect(err).To(HaveOccurred()) Expect(platform.MountPersistentDiskCalled).To(BeFalse()) }) }) })