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moby--moby/integration-cli/docker_cli_rmi_test.go
Jessica Frazelle 02a021119f Remove unnecessary abstraction nLines
Docker-DCO-1.1-Signed-off-by: Jessica Frazelle <jess@docker.com> (github: jfrazelle)
2014-12-03 17:47:28 -08:00

121 lines
3.9 KiB
Go

package main
import (
"os/exec"
"strings"
"testing"
)
func TestRmiWithContainerFails(t *testing.T) {
errSubstr := "is using it"
// create a container
runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
out, _, err := runCommandWithOutput(runCmd)
if err != nil {
t.Fatalf("failed to create a container: %s, %v", out, err)
}
cleanedContainerID := stripTrailingCharacters(out)
// try to delete the image
runCmd = exec.Command(dockerBinary, "rmi", "busybox")
out, _, err = runCommandWithOutput(runCmd)
if err == nil {
t.Fatalf("Container %q is using image, should not be able to rmi: %q", cleanedContainerID, out)
}
if !strings.Contains(out, errSubstr) {
t.Fatalf("Container %q is using image, error message should contain %q: %v", cleanedContainerID, errSubstr, out)
}
// make sure it didn't delete the busybox name
images, _, _ := dockerCmd(t, "images")
if !strings.Contains(images, "busybox") {
t.Fatalf("The name 'busybox' should not have been removed from images: %q", images)
}
deleteContainer(cleanedContainerID)
logDone("rmi- container using image while rmi, should not remove image name")
}
func TestRmiTag(t *testing.T) {
imagesBefore, _, _ := dockerCmd(t, "images", "-a")
dockerCmd(t, "tag", "busybox", "utest:tag1")
dockerCmd(t, "tag", "busybox", "utest/docker:tag2")
dockerCmd(t, "tag", "busybox", "utest:5000/docker:tag3")
{
imagesAfter, _, _ := dockerCmd(t, "images", "-a")
if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+3 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
dockerCmd(t, "rmi", "utest/docker:tag2")
{
imagesAfter, _, _ := dockerCmd(t, "images", "-a")
if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+2 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
dockerCmd(t, "rmi", "utest:5000/docker:tag3")
{
imagesAfter, _, _ := dockerCmd(t, "images", "-a")
if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+1 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
dockerCmd(t, "rmi", "utest:tag1")
{
imagesAfter, _, _ := dockerCmd(t, "images", "-a")
if strings.Count(imagesAfter, "\n") != strings.Count(imagesBefore, "\n")+0 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
logDone("rmi - tag,rmi- tagging the same images multiple times then removing tags")
}
func TestRmiTagWithExistingContainers(t *testing.T) {
container := "test-delete-tag"
newtag := "busybox:newtag"
bb := "busybox:latest"
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "tag", bb, newtag)); err != nil {
t.Fatalf("Could not tag busybox: %v: %s", err, out)
}
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", container, bb, "/bin/true")); err != nil {
t.Fatalf("Could not run busybox: %v: %s", err, out)
}
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rmi", newtag))
if err != nil {
t.Fatalf("Could not remove tag %s: %v: %s", newtag, err, out)
}
if d := strings.Count(out, "Untagged: "); d != 1 {
t.Fatalf("Expected 1 untagged entry got %d: %q", d, out)
}
deleteAllContainers()
logDone("rmi - delete tag with existing containers")
}
func TestRmiForceWithExistingContainers(t *testing.T) {
image := "busybox-clone"
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "build", "--no-cache", "-t", image, "/docker-busybox")); err != nil {
t.Fatalf("Could not build %s: %s, %v", image, out, err)
}
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "test-force-rmi", image, "/bin/true")); err != nil {
t.Fatalf("Could not run container: %s, %v", out, err)
}
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rmi", "-f", image))
if err != nil {
t.Fatalf("Could not remove image %s: %s, %v", image, out, err)
}
deleteAllContainers()
logDone("rmi - force delete with existing containers")
}