package reference
import (
"testing"
"github.com/docker/distribution/digest"
)
func TestValidateReferenceName(t *testing.T) {
validRepoNames := []string{
"docker/docker",
"library/debian",
"debian",
"docker.io/docker/docker",
"docker.io/library/debian",
"docker.io/debian",
"index.docker.io/docker/docker",
"index.docker.io/library/debian",
"index.docker.io/debian",
"127.0.0.1:5000/docker/docker",
"127.0.0.1:5000/library/debian",
"127.0.0.1:5000/debian",
"thisisthesongthatneverendsitgoesonandonandonthisisthesongthatnev",
}
invalidRepoNames := []string{
"https://github.com/docker/docker",
"docker/Docker",
"-docker",
"-docker/docker",
"-docker.io/docker/docker",
"docker///docker",
"docker.io/docker/Docker",
"docker.io/docker///docker",
"1a3f5e7d9c1b3a5f7e9d1c3b5a7f9e1d3c5b7a9f1e3d5d7c9b1a3f5e7d9c1b3a",
"docker.io/1a3f5e7d9c1b3a5f7e9d1c3b5a7f9e1d3c5b7a9f1e3d5d7c9b1a3f5e7d9c1b3a",
}
for _, name := range invalidRepoNames {
_, err := ParseNamed(name)
if err == nil {
t.Fatalf("Expected invalid repo name for %q", name)
}
}
for _, name := range validRepoNames {
_, err := ParseNamed(name)
if err != nil {
t.Fatalf("Error parsing repo name %s, got: %q", name, err)
}
}
}
func TestValidateRemoteName(t *testing.T) {
validRepositoryNames := []string{
// Sanity check.
"docker/docker",
// Allow 64-character non-hexadecimal names (hexadecimal names are forbidden).
"thisisthesongthatneverendsitgoesonandonandonthisisthesongthatnev",
// Allow embedded hyphens.
"docker-rules/docker",
// Allow multiple hyphens as well.
"docker---rules/docker",
//Username doc and image name docker being tested.
"doc/docker",
// single character names are now allowed.
"d/docker",
"jess/t",
// Consecutive underscores.
"dock__er/docker",
}
for _, repositoryName := range validRepositoryNames {
_, err := ParseNamed(repositoryName)
if err != nil {
t.Errorf("Repository name should be valid: %v. Error: %v", repositoryName, err)
}
}
invalidRepositoryNames := []string{
// Disallow capital letters.
"docker/Docker",
// Only allow one slash.
"docker///docker",
// Disallow 64-character hexadecimal.
"1a3f5e7d9c1b3a5f7e9d1c3b5a7f9e1d3c5b7a9f1e3d5d7c9b1a3f5e7d9c1b3a",
// Disallow leading and trailing hyphens in namespace.
"-docker/docker",
"docker-/docker",
"-docker-/docker",
// Don't allow underscores everywhere (as opposed to hyphens).
"____/____",
"_docker/_docker",
// Disallow consecutive periods.
"dock..er/docker",
"dock_.er/docker",
"dock-.er/docker",
// No repository.
"docker/",
//namespace too long
"this_is_not_a_valid_namespace_because_its_lenth_is_greater_than_255_this_is_not_a_valid_namespace_because_its_lenth_is_greater_than_255_this_is_not_a_valid_namespace_because_its_lenth_is_greater_than_255_this_is_not_a_valid_namespace_because_its_lenth_is_greater_than_255/docker",
}
for _, repositoryName := range invalidRepositoryNames {
if _, err := ParseNamed(repositoryName); err == nil {
t.Errorf("Repository name should be invalid: %v", repositoryName)
}
}
}
func TestParseRepositoryInfo(t *testing.T) {
type tcase struct {
RemoteName, NormalizedName, FullName, AmbiguousName, Hostname string
}
tcases := []tcase{
{
RemoteName: "fooo/bar",
NormalizedName: "fooo/bar",
FullName: "docker.io/fooo/bar",
AmbiguousName: "index.docker.io/fooo/bar",
Hostname: "docker.io",
},
{
RemoteName: "library/ubuntu",
NormalizedName: "ubuntu",
FullName: "docker.io/library/ubuntu",
AmbiguousName: "library/ubuntu",
Hostname: "docker.io",
},
{
RemoteName: "nonlibrary/ubuntu",
NormalizedName: "nonlibrary/ubuntu",
FullName: "docker.io/nonlibrary/ubuntu",
AmbiguousName: "",
Hostname: "docker.io",
},
{
RemoteName: "other/library",
NormalizedName: "other/library",
FullName: "docker.io/other/library",
AmbiguousName: "",
Hostname: "docker.io",
},
{
RemoteName: "private/moonbase",
NormalizedName: "127.0.0.1:8000/private/moonbase",
FullName: "127.0.0.1:8000/private/moonbase",
AmbiguousName: "",
Hostname: "127.0.0.1:8000",
},
{
RemoteName: "privatebase",
NormalizedName: "127.0.0.1:8000/privatebase",
FullName: "127.0.0.1:8000/privatebase",
AmbiguousName: "",
Hostname: "127.0.0.1:8000",
},
{
RemoteName: "private/moonbase",
NormalizedName: "example.com/private/moonbase",
FullName: "example.com/private/moonbase",
AmbiguousName: "",
Hostname: "example.com",
},
{
RemoteName: "privatebase",
NormalizedName: "example.com/privatebase",
FullName: "example.com/privatebase",
AmbiguousName: "",
Hostname: "example.com",
},
{
RemoteName: "private/moonbase",
NormalizedName: "example.com:8000/private/moonbase",
FullName: "example.com:8000/private/moonbase",
AmbiguousName: "",
Hostname: "example.com:8000",
},
{
RemoteName: "privatebasee",
NormalizedName: "example.com:8000/privatebasee",
FullName: "example.com:8000/privatebasee",
AmbiguousName: "",
Hostname: "example.com:8000",
},
{
RemoteName: "library/ubuntu-12.04-base",
NormalizedName: "ubuntu-12.04-base",
FullName: "docker.io/library/ubuntu-12.04-base",
AmbiguousName: "index.docker.io/library/ubuntu-12.04-base",
Hostname: "docker.io",
},
}
for _, tcase := range tcases {
refStrings := []string{tcase.NormalizedName, tcase.FullName}
if tcase.AmbiguousName != "" {
refStrings = append(refStrings, tcase.AmbiguousName)
}
var refs []Named
for _, r := range refStrings {
named, err := ParseNamed(r)
if err != nil {
t.Fatal(err)
}
refs = append(refs, named)
named, err = WithName(r)
if err != nil {
t.Fatal(err)
}
refs = append(refs, named)
}
for _, r := range refs {
if expected, actual := tcase.NormalizedName, r.Name(); expected != actual {
t.Fatalf("Invalid normalized reference for %q. Expected %q, got %q", r, expected, actual)
}
if expected, actual := tcase.FullName, r.FullName(); expected != actual {
t.Fatalf("Invalid normalized reference for %q. Expected %q, got %q", r, expected, actual)
}
if expected, actual := tcase.Hostname, r.Hostname(); expected != actual {
t.Fatalf("Invalid hostname for %q. Expected %q, got %q", r, expected, actual)
}
if expected, actual := tcase.RemoteName, r.RemoteName(); expected != actual {
t.Fatalf("Invalid remoteName for %q. Expected %q, got %q", r, expected, actual)
}
}
}
}
func TestParseReferenceWithTagAndDigest(t *testing.T) {
ref, err := ParseNamed("busybox:latest@sha256:86e0e091d0da6bde2456dbb48306f3956bbeb2eae1b5b9a43045843f69fe4aaa")
if err != nil {
t.Fatal(err)
}
if _, isTagged := ref.(NamedTagged); isTagged {
t.Fatalf("Reference from %q should not support tag", ref)
}
if _, isCanonical := ref.(Canonical); !isCanonical {
t.Fatalf("Reference from %q should not support digest", ref)
}
if expected, actual := "busybox@sha256:86e0e091d0da6bde2456dbb48306f3956bbeb2eae1b5b9a43045843f69fe4aaa", ref.String(); actual != expected {
t.Fatalf("Invalid parsed reference for %q: expected %q, got %q", ref, expected, actual)
}
}
func TestInvalidReferenceComponents(t *testing.T) {
if _, err := WithName("-foo"); err == nil {
t.Fatal("Expected WithName to detect invalid name")
}
ref, err := WithName("busybox")
if err != nil {
t.Fatal(err)
}
if _, err := WithTag(ref, "-foo"); err == nil {
t.Fatal("Expected WithName to detect invalid tag")
}
if _, err := WithDigest(ref, digest.Digest("foo")); err == nil {
t.Fatal("Expected WithName to detect invalid digest")
}
}