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moby--moby/integration-cli/docker_cli_rm_test.go

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package main
import (
"os"
"os/exec"
"strings"
"testing"
)
func TestRmContainerWithRemovedVolume(t *testing.T) {
cmd := exec.Command(dockerBinary, "run", "--name", "losemyvolumes", "-v", "/tmp/testing:/test", "busybox", "true")
if _, err := runCommand(cmd); err != nil {
t.Fatal(err)
}
if err := os.Remove("/tmp/testing"); err != nil {
t.Fatal(err)
}
cmd = exec.Command(dockerBinary, "rm", "-v", "losemyvolumes")
if out, _, err := runCommandWithOutput(cmd); err != nil {
t.Fatal(out, err)
}
deleteAllContainers()
logDone("rm - removed volume")
}
func TestRmContainerWithVolume(t *testing.T) {
cmd := exec.Command(dockerBinary, "run", "--name", "foo", "-v", "/srv", "busybox", "true")
if _, err := runCommand(cmd); err != nil {
t.Fatal(err)
}
cmd = exec.Command(dockerBinary, "rm", "-v", "foo")
if _, err := runCommand(cmd); err != nil {
t.Fatal(err)
}
deleteAllContainers()
logDone("rm - volume")
}
func TestRmRunningContainer(t *testing.T) {
createRunningContainer(t, "foo")
// Test cannot remove running container
cmd := exec.Command(dockerBinary, "rm", "foo")
if _, err := runCommand(cmd); err == nil {
t.Fatalf("Expected error, can't rm a running container")
}
deleteAllContainers()
logDone("rm - running container")
}
func TestRmForceRemoveRunningContainer(t *testing.T) {
createRunningContainer(t, "foo")
// Stop then remove with -s
cmd := exec.Command(dockerBinary, "rm", "-f", "foo")
if _, err := runCommand(cmd); err != nil {
t.Fatal(err)
}
deleteAllContainers()
logDone("rm - running container with --force=true")
}
func TestRmContainerOrphaning(t *testing.T) {
dockerfile1 := `FROM busybox:latest
ENTRYPOINT ["/bin/true"]`
img := "test-container-orphaning"
dockerfile2 := `FROM busybox:latest
ENTRYPOINT ["/bin/true"]
MAINTAINER Integration Tests`
// build first dockerfile
img1, err := buildImage(img, dockerfile1, true)
if err != nil {
t.Fatalf("Could not build image %s: %v", img, err)
}
// run container on first image
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", img)); err != nil {
t.Fatalf("Could not run image %s: %v: %s", img, err, out)
}
// rebuild dockerfile with a small addition at the end
if _, err := buildImage(img, dockerfile2, true); err != nil {
t.Fatalf("Could not rebuild image %s: %v", img, err)
}
// try to remove the image, should error out.
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rmi", img)); err == nil {
t.Fatalf("Expected to error out removing the image, but succeeded: %s", out)
}
// check if we deleted the first image
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "images", "-q", "--no-trunc"))
if err != nil {
t.Fatalf("%v: %s", err, out)
}
if !strings.Contains(out, img1) {
t.Fatalf("Orphaned container (could not find %q in docker images): %s", img1, out)
}
deleteAllContainers()
logDone("rm - container orphaning")
}
func TestRmInvalidContainer(t *testing.T) {
if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "rm", "unknown")); err == nil {
t.Fatal("Expected error on rm unknown container, got none")
} else if !strings.Contains(out, "failed to remove one or more containers") {
t.Fatal("Expected output to contain 'failed to remove one or more containers', got %q", out)
}
logDone("rm - delete unknown container")
}
func createRunningContainer(t *testing.T, name string) {
cmd := exec.Command(dockerBinary, "run", "-dt", "--name", name, "busybox", "top")
if _, err := runCommand(cmd); err != nil {
t.Fatal(err)
}
}