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docker_cli_commit_test.go

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package main

import (

"fmt"

"os/exec"

"strings"

"testing"

)

func TestCommitAfterContainerIsDone(t *testing.T) {

runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")

out, _, _, err := runCommandWithStdoutStderr(runCmd)

errorOut(err, t, fmt.Sprintf("failed to run container: %v %v", out, err))

cleanedContainerID := stripTrailingCharacters(out)

waitCmd := exec.Command(dockerBinary, "wait", cleanedContainerID)

_, _, err = runCommandWithOutput(waitCmd)

errorOut(err, t, fmt.Sprintf("error thrown while waiting for container: %s", out))

commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID)

out, _, err = runCommandWithOutput(commitCmd)

errorOut(err, t, fmt.Sprintf("failed to commit container to image: %v %v", out, err))

cleanedImageID := stripTrailingCharacters(out)

inspectCmd := exec.Command(dockerBinary, "inspect", cleanedImageID)

out, _, err = runCommandWithOutput(inspectCmd)

errorOut(err, t, fmt.Sprintf("failed to inspect image: %v %v", out, err))

deleteContainer(cleanedContainerID)

deleteImages(cleanedImageID)

logDone("commit - echo foo and commit the image")

}

func TestCommitWithoutPause(t *testing.T) {

runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "echo", "foo")

out, _, _, err := runCommandWithStdoutStderr(runCmd)

errorOut(err, t, fmt.Sprintf("failed to run container: %v %v", out, err))

cleanedContainerID := stripTrailingCharacters(out)

waitCmd := exec.Command(dockerBinary, "wait", cleanedContainerID)

_, _, err = runCommandWithOutput(waitCmd)

errorOut(err, t, fmt.Sprintf("error thrown while waiting for container: %s", out))

commitCmd := exec.Command(dockerBinary, "commit", "-p=false", cleanedContainerID)

out, _, err = runCommandWithOutput(commitCmd)

errorOut(err, t, fmt.Sprintf("failed to commit container to image: %v %v", out, err))

cleanedImageID := stripTrailingCharacters(out)

inspectCmd := exec.Command(dockerBinary, "inspect", cleanedImageID)

out, _, err = runCommandWithOutput(inspectCmd)

errorOut(err, t, fmt.Sprintf("failed to inspect image: %v %v", out, err))

deleteContainer(cleanedContainerID)

deleteImages(cleanedImageID)

logDone("commit - echo foo and commit the image with --pause=false")

}

func TestCommitNewFile(t *testing.T) {

cmd := exec.Command(dockerBinary, "run", "--name", "commiter", "busybox", "/bin/sh", "-c", "echo koye > /foo")

if _, err := runCommand(cmd); err != nil {

t.Fatal(err)

}

cmd = exec.Command(dockerBinary, "commit", "commiter")

imageId, _, err := runCommandWithOutput(cmd)

if err != nil {

t.Fatal(err)

}

imageId = strings.Trim(imageId, "\r\n")

cmd = exec.Command(dockerBinary, "run", imageId, "cat", "/foo")

out, _, err := runCommandWithOutput(cmd)

if err != nil {

t.Fatal(err, out)

}

if actual := strings.Trim(out, "\r\n"); actual != "koye" {

t.Fatalf("expected output koye received %s", actual)

}

deleteAllContainers()

deleteImages(imageId)

logDone("commit - commit file and read")

}

func TestCommitTTY(t *testing.T) {

cmd := exec.Command(dockerBinary, "run", "-t", "--name", "tty", "busybox", "/bin/ls")

if _, err := runCommand(cmd); err != nil {

t.Fatal(err)

}

cmd = exec.Command(dockerBinary, "commit", "tty", "ttytest")

imageId, _, err := runCommandWithOutput(cmd)

if err != nil {

t.Fatal(err)

}

imageId = strings.Trim(imageId, "\r\n")

cmd = exec.Command(dockerBinary, "run", "ttytest", "/bin/ls")

if _, err := runCommand(cmd); err != nil {

t.Fatal(err)

}

}

func TestCommitWithHostBindMount(t *testing.T) {

cmd := exec.Command(dockerBinary, "run", "--name", "bind-commit", "-v", "/dev/null:/winning", "busybox", "true")

if _, err := runCommand(cmd); err != nil {

t.Fatal(err)

}

cmd = exec.Command(dockerBinary, "commit", "bind-commit", "bindtest")

imageId, _, err := runCommandWithOutput(cmd)

if err != nil {

t.Fatal(err)

}

imageId = strings.Trim(imageId, "\r\n")

cmd = exec.Command(dockerBinary, "run", "bindtest", "true")

if _, err := runCommand(cmd); err != nil {

t.Fatal(err)

}

deleteAllContainers()

deleteImages(imageId)

logDone("commit - commit bind mounted file")

}