Expect(err.Error()).To(ContainSubstring("fake-get-error"))
		})

		It("skips sha1 verification and returns without an error if sha1 is empty", func() {
			innerBlobstore.GetFileName = fixturePath

			fileName, err := sha1VerifiableBlobstore.Get("fake-blob-id", "")
			Expect(err).ToNot(HaveOccurred())

			Expect(fileName).To(Equal(fixturePath))
		})
	})

	Describe("CleanUp", func() {
		It("delegates to inner blobstore to clean up", func() {
			err := sha1VerifiableBlobstore.CleanUp("/some/file")
			Expect(err).ToNot(HaveOccurred())

			Expect(innerBlobstore.CleanUpFileName).To(Equal("/some/file"))
		})

		It("returns error if inner blobstore cleaning up fails", func() {
			innerBlobstore.CleanUpErr = errors.New("fake-clean-up-error")

			err := sha1VerifiableBlobstore.CleanUp("/some/file")
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fake-clean-up-error"))
		})
	})

	Describe("Create", func() {
				Expect(err.Error()).To(ContainSubstring("fake-last-get-err"))

				Expect(innerBlobstore.GetBlobIDs).To(Equal(
					[]string{"fake-blob-id", "fake-blob-id", "fake-blob-id"},
				))

				Expect(innerBlobstore.GetFingerprints).To(Equal(
					[]string{"fake-fingerprint", "fake-fingerprint", "fake-fingerprint"},
				))
			})
		})
	})

	Describe("CleanUp", func() {
		It("delegates to inner blobstore to clean up", func() {
			err := retryableBlobstore.CleanUp("/some/file")
			Expect(err).ToNot(HaveOccurred())

			Expect(innerBlobstore.CleanUpFileName).To(Equal("/some/file"))
		})

		It("returns error if inner blobstore cleaning up fails", func() {
			innerBlobstore.CleanUpErr = errors.New("fake-clean-up-error")

			err := retryableBlobstore.CleanUp("/some/file")
			Expect(err).To(HaveOccurred())
			Expect(err.Error()).To(ContainSubstring("fake-clean-up-error"))
		})
	})

	Describe("Create", func() {