Expect(buildpackUrl).To(Equal("https://github.com/cloudfoundry/binary-buildpack.git"))
				})

				It("uses the correct buildpack URL for staticfile", func() {
					test_helpers.ExecuteCommandWithArgs(buildDropletCommand, []string{"droplet-name", "staticfile"})
					_, _, buildpackUrl, _, _, _, _ := fakeDropletRunner.BuildDropletArgsForCall(0)
					Expect(buildpackUrl).To(Equal("https://github.com/cloudfoundry/staticfile-buildpack.git"))
				})

				It("rejects unknown buildpack alias or unparseable URL", func() {
					test_helpers.ExecuteCommandWithArgs(buildDropletCommand, []string{"droplet-name", "¥¥¥¥://¥¥¥¥¥¥¥¥"})

					Expect(outputBuffer).To(test_helpers.SayLine("Incorrect Usage: invalid buildpack ¥¥¥¥://¥¥¥¥¥¥¥¥"))
					Expect(fakeExitHandler.ExitCalledWith).To(Equal([]int{exit_codes.InvalidSyntax}))
					Expect(fakeDropletRunner.UploadBitsCallCount()).To(Equal(0))
					Expect(fakeDropletRunner.BuildDropletCallCount()).To(Equal(0))
				})
			})
		})

		Context("when the blob store cannot be verified", func() {
			It("prints the error and stops when verification fails", func() {
				fakeBlobStoreVerifier.VerifyReturns(false, errors.New("failed"))

				test_helpers.ExecuteCommandWithArgs(buildDropletCommand, []string{"droplet-name", "http://some.url/for/buildpack"})

				Expect(outputBuffer).To(test_helpers.SayLine("Error verifying droplet store: failed"))
				Expect(fakeExitHandler.ExitCalledWith).To(Equal([]int{exit_codes.CommandFailed}))
				Expect(fakeBlobStoreVerifier.VerifyCallCount()).To(Equal(1))
				Expect(fakeDropletRunner.UploadBitsCallCount()).To(Equal(0))
				Expect(fakeDropletRunner.BuildDropletCallCount()).To(Equal(0))