mountpoint, envvars, err := provider.Create(
lagertest.NewTestLogger("test"),
"some-id",
&repository_fetcher.Image{
ImageID: "some-image-id",
Env: []string{"env1=env1value", "env2=env2value"},
},
rootfs_provider.Spec{
Namespaced: false,
QuotaSize: 0,
},
)
Expect(err).ToNot(HaveOccurred())
Expect(fakeCake.CreateCallCount()).To(Equal(1))
id, parent, containerID := fakeCake.CreateArgsForCall(0)
Expect(id).To(Equal(layercake.ContainerID("some-id")))
Expect(parent).To(Equal(layercake.DockerImageID("some-image-id")))
Expect(containerID).To(Equal("some-id"))
Expect(mountpoint).To(Equal("/some/graph/driver/mount/point"))
Expect(envvars).To(Equal(
[]string{
"env1=env1value",
"env2=env2value",
},
))
})
})
Context("when the quota is positive", func() {
cake.IsLeafReturns(true, nil)
})
AfterEach(func() {
Expect(os.RemoveAll(parentDir)).To(Succeed())
Expect(os.RemoveAll(namespacedChildDir)).To(Succeed())
Expect(os.RemoveAll(otherNamespacedChildDir)).To(Succeed())
})
Context("when the image ID is not namespaced", func() {
It("should delegate to the cake", func() {
cake.CreateReturns(testError)
Expect(aufsCake.Create(childID, parentID, "potato")).To(Equal(testError))
Expect(cake.CreateCallCount()).To(Equal(1))
cid, iid, containerID := cake.CreateArgsForCall(0)
Expect(cid).To(Equal(childID))
Expect(iid).To(Equal(parentID))
Expect(containerID).To(Equal("potato"))
})
})
Context("when the image ID is namespaced", func() {
It("should delegate to the cake but with an empty parent", func() {
cake.CreateReturns(testError)
Expect(aufsCake.Create(namespacedChildID, parentID, "")).To(Equal(testError))
Expect(cake.CreateCallCount()).To(Equal(1))
cid, iid, _ := cake.CreateArgsForCall(0)
Expect(cid).To(Equal(namespacedChildID))
Expect(iid.GraphID()).To(BeEmpty())
})