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package main
import (
"fmt"
"os/exec"
"testing"
)
// tagging a named image in a new unprefixed repo should work
func TestTagUnprefixedRepoByName(t *testing.T) {
if err := pullImageIfNotExist("busybox:latest"); err != nil {
t.Fatal("couldn't find the busybox:latest image locally and failed to pull it")
}
tagCmd := exec.Command(dockerBinary, "tag", "busybox:latest", "testfoobarbaz")
out, _, err := runCommandWithOutput(tagCmd)
errorOut(err, t, fmt.Sprintf("%v %v", out, err))
deleteImages("testfoobarbaz")
logDone("tag - busybox -> testfoobarbaz")
}
// tagging an image by ID in a new unprefixed repo should work
func TestTagUnprefixedRepoByID(t *testing.T) {
getIDCmd := exec.Command(dockerBinary, "inspect", "-f", "{{.Id}}", "busybox")
out, _, err := runCommandWithOutput(getIDCmd)
errorOut(err, t, fmt.Sprintf("failed to get the image ID of busybox: %v", err))
cleanedImageID := stripTrailingCharacters(out)
tagCmd := exec.Command(dockerBinary, "tag", cleanedImageID, "testfoobarbaz")
out, _, err = runCommandWithOutput(tagCmd)
errorOut(err, t, fmt.Sprintf("%s %s", out, err))
deleteImages("testfoobarbaz")
logDone("tag - busybox's image ID -> testfoobarbaz")
}
// ensure we don't allow the use of invalid tags; these tag operations should fail
func TestTagInvalidUnprefixedRepo(t *testing.T) {
// skip this until we start blocking bad tags
t.Skip()
invalidRepos := []string{"-foo", "fo$z$", "Foo@3cc", "Foo$3", "Foo*3", "Fo^3", "Foo!3", "F)xcz(", "fo", "f"}
for _, repo := range invalidRepos {
tagCmd := exec.Command(dockerBinary, "tag", "busybox", repo)
_, _, err := runCommandWithOutput(tagCmd)
if err == nil {
t.Errorf("tag busybox %v should have failed", repo)
continue
}
logMessage := fmt.Sprintf("tag - busybox %v --> must fail", repo)
logDone(logMessage)
}
}
// ensure we allow the use of valid tags
func TestTagValidPrefixedRepo(t *testing.T) {
if err := pullImageIfNotExist("busybox:latest"); err != nil {
t.Fatal("couldn't find the busybox:latest image locally and failed to pull it")
}
validRepos := []string{"fooo/bar", "fooaa/test"}
for _, repo := range validRepos {
tagCmd := exec.Command(dockerBinary, "tag", "busybox:latest", repo)
_, _, err := runCommandWithOutput(tagCmd)
if err != nil {
t.Errorf("tag busybox %v should have worked: %s", repo, err)
continue
}
deleteImages(repo)
logMessage := fmt.Sprintf("tag - busybox %v", repo)
logDone(logMessage)
}
}
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