speed up rootless tests

when running integrations tests as rootless, several tests still
unnecessarily pull images which is costly in terms of time.

Signed-off-by: baude <bbaude@redhat.com>

test/e2e/push_test.go

@@ -8,6 +8,7 @@ import (
 	"path/filepath"
 	"strings"
 
+	"github.com/containers/libpod/pkg/rootless"
 	. "github.com/containers/libpod/test/utils"
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
@@ -59,6 +60,9 @@ var _ = Describe("Podman push", func() {
 		if podmanTest.Host.Arch == "ppc64le" {
 			Skip("No registry image for ppc64le")
 		}
+		if rootless.IsRootless() {
+			podmanTest.RestoreArtifact(registry)
+		}
 		lock := GetPortLock("5000")
 		defer lock.Unlock()
 		session := podmanTest.PodmanNoCache([]string{"run", "-d", "--name", "registry", "-p", "5000:5000", registry, "/entrypoint.sh", "/etc/docker/registry/config.yml"})

test/e2e/rmi_test.go

@@ -55,7 +55,7 @@ var _ = Describe("Podman rmi", func() {
 	})
 
 	It("podman rmi all images", func() {
-		podmanTest.PullImages([]string{nginx})
+		podmanTest.RestoreArtifact(nginx)
 		session := podmanTest.PodmanNoCache([]string{"rmi", "-a"})
 		session.WaitWithDefaultTimeout()
 		images := podmanTest.PodmanNoCache([]string{"images"})
@@ -66,7 +66,7 @@ var _ = Describe("Podman rmi", func() {
 	})
 
 	It("podman rmi all images forcibly with short options", func() {
-		podmanTest.PullImages([]string{nginx})
+		podmanTest.RestoreArtifact(nginx)
 		session := podmanTest.PodmanNoCache([]string{"rmi", "-fa"})
 		session.WaitWithDefaultTimeout()
 		Expect(session.ExitCode()).To(Equal(0))

test/e2e/run_signal_test.go

@@ -11,6 +11,7 @@ import (
 	"syscall"
 	"time"
 
+	"github.com/containers/libpod/pkg/rootless"
 	. "github.com/containers/libpod/test/utils"
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
@@ -53,7 +54,9 @@ var _ = Describe("Podman run with --sig-proxy", func() {
 		os.Mkdir(udsDir, 0700)
 		udsPath := filepath.Join(udsDir, "fifo")
 		syscall.Mkfifo(udsPath, 0600)
-
+		if rootless.IsRootless() {
+			podmanTest.RestoreArtifact(fedoraMinimal)
+		}
 		_, pid := podmanTest.PodmanPID([]string{"run", "-it", "-v", fmt.Sprintf("%s:/h:Z", udsDir), fedoraMinimal, "bash", "-c", sigCatch})
 
 		uds, _ := os.OpenFile(udsPath, os.O_RDONLY|syscall.O_NONBLOCK, 0600)
@@ -108,6 +111,9 @@ var _ = Describe("Podman run with --sig-proxy", func() {
 
 	Specify("signals are not forwarded to container with sig-proxy false", func() {
 		signal := syscall.SIGPOLL
+		if rootless.IsRootless() {
+			podmanTest.RestoreArtifact(fedoraMinimal)
+		}
 		session, pid := podmanTest.PodmanPID([]string{"run", "--name", "test2", "--sig-proxy=false", fedoraMinimal, "bash", "-c", sigCatch})
 
 		ok := WaitForContainer(podmanTest)

test/e2e/tree_test.go

@@ -37,10 +37,6 @@ var _ = Describe("Podman image tree", func() {
 		if podmanTest.RemoteTest {
 			Skip("Does not work on remote client")
 		}
-		session := podmanTest.PodmanNoCache([]string{"pull", "docker.io/library/busybox:latest"})
-		session.WaitWithDefaultTimeout()
-		Expect(session.ExitCode()).To(Equal(0))
-
 		dockerfile := `FROM docker.io/library/busybox:latest
 RUN mkdir hello
 RUN touch test.txt
@@ -48,7 +44,7 @@ ENV foo=bar
 `
 		podmanTest.BuildImage(dockerfile, "test:latest", "true")
 
-		session = podmanTest.PodmanNoCache([]string{"image", "tree", "test:latest"})
+		session := podmanTest.PodmanNoCache([]string{"image", "tree", "test:latest"})
 		session.WaitWithDefaultTimeout()
 		Expect(session.ExitCode()).To(Equal(0))
 		session = podmanTest.PodmanNoCache([]string{"image", "tree", "--whatrequires", "docker.io/library/busybox:latest"})