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|
package main
import (
"fmt"
"os/exec"
"strings"
"testing"
"time"
)
func TestImagesEnsureImageIsListed(t *testing.T) {
imagesCmd := exec.Command(dockerBinary, "images")
out, _, err := runCommandWithOutput(imagesCmd)
errorOut(err, t, fmt.Sprintf("listing images failed with errors: %v", err))
if !strings.Contains(out, "busybox") {
t.Fatal("images should've listed busybox")
}
logDone("images - busybox should be listed")
}
func TestCLIImageTagRemove(t *testing.T) {
imagesBefore, _, _ := cmd(t, "images", "-a")
cmd(t, "tag", "busybox", "utest:tag1")
cmd(t, "tag", "busybox", "utest/docker:tag2")
cmd(t, "tag", "busybox", "utest:5000/docker:tag3")
{
imagesAfter, _, _ := cmd(t, "images", "-a")
if nLines(imagesAfter) != nLines(imagesBefore)+3 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
cmd(t, "rmi", "utest/docker:tag2")
{
imagesAfter, _, _ := cmd(t, "images", "-a")
if nLines(imagesAfter) != nLines(imagesBefore)+2 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
cmd(t, "rmi", "utest:5000/docker:tag3")
{
imagesAfter, _, _ := cmd(t, "images", "-a")
if nLines(imagesAfter) != nLines(imagesBefore)+1 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
cmd(t, "rmi", "utest:tag1")
{
imagesAfter, _, _ := cmd(t, "images", "-a")
if nLines(imagesAfter) != nLines(imagesBefore)+0 {
t.Fatalf("before: %q\n\nafter: %q\n", imagesBefore, imagesAfter)
}
}
logDone("tag,rmi- tagging the same images multiple times then removing tags")
}
func TestImagesOrderedByCreationDate(t *testing.T) {
defer deleteImages("order:test_a")
defer deleteImages("order:test_c")
defer deleteImages("order:test_b")
id1, err := buildImage("order:test_a",
`FROM scratch
MAINTAINER dockerio1`, true)
if err != nil {
t.Fatal(err)
}
time.Sleep(time.Second)
id2, err := buildImage("order:test_c",
`FROM scratch
MAINTAINER dockerio2`, true)
if err != nil {
t.Fatal(err)
}
time.Sleep(time.Second)
id3, err := buildImage("order:test_b",
`FROM scratch
MAINTAINER dockerio3`, true)
if err != nil {
t.Fatal(err)
}
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "images", "-q", "--no-trunc"))
errorOut(err, t, fmt.Sprintf("listing images failed with errors: %v", err))
imgs := strings.Split(out, "\n")
if imgs[0] != id3 {
t.Fatalf("First image must be %s, got %s", id3, imgs[0])
}
if imgs[1] != id2 {
t.Fatalf("Second image must be %s, got %s", id2, imgs[1])
}
if imgs[2] != id1 {
t.Fatalf("Third image must be %s, got %s", id1, imgs[2])
}
logDone("images - ordering by creation date")
}
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