}) JustBeforeEach(func() { parent := layercake.DockerImageID("70d8f0edf5c9008eb61c7c52c458e7e0a831649dbb238b93dde0854faae314a8") registerImageLayer(cake, &image.Image{ ID: parent.GraphID(), Parent: "", }) id = layercake.ContainerID("abc") createContainerLayer(cake, id, parent, "") }) AfterEach(func() { Expect(cake.Remove(id)).To(Succeed()) Expect(driver.Cleanup()).To(Succeed()) Expect(syscall.Unmount(root, 0)).To(Succeed()) Expect(os.RemoveAll(backingStoreRoot)).To(Succeed()) }) It("should allow the user to write a file that does not exceed the quota", func() { path, err := cake.QuotaedPath(id, 10*1024*1024) Expect(err).NotTo(HaveOccurred()) cmd := exec.Command("dd", "if=/dev/zero", fmt.Sprintf("of=%s", filepath.Join(path, "foo")), "bs=1M", "count=8") session, err := gexec.Start(cmd, GinkgoWriter, GinkgoWriter) Expect(err).To(Succeed()) Eventually(session).Should(gexec.Exit(0)) })