func NewUUID() types.UID {
uuidLock.Lock()
defer uuidLock.Unlock()
result := uuid.NewUUID()
// The UUID package is naive and can generate identical UUIDs if the
// time interval is quick enough.
// The UUID uses 100 ns increments so it's short enough to actively
// wait for a new value.
for uuid.Equal(lastUUID, result) == true {
result = uuid.NewUUID()
}
lastUUID = result
return types.UID(result.String())
}
func TestAPIObjectMeta(t *testing.T) {
j := &api.Pod{
TypeMeta: unversioned.TypeMeta{APIVersion: "/a", Kind: "b"},
ObjectMeta: api.ObjectMeta{
Namespace: "bar",
Name: "foo",
GenerateName: "prefix",
UID: "uid",
ResourceVersion: "1",
SelfLink: "some/place/only/we/know",
Labels: map[string]string{"foo": "bar"},
Annotations: map[string]string{"x": "y"},
},
}
var _ meta.Object = &j.ObjectMeta
var _ meta.ObjectMetaAccessor = j
accessor, err := meta.Accessor(j)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if accessor != meta.Object(&j.ObjectMeta) {
t.Fatalf("should have returned the same pointer: %#v %#v", accessor, j)
}
if e, a := "bar", accessor.GetNamespace(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "foo", accessor.GetName(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "prefix", accessor.GetGenerateName(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "uid", string(accessor.GetUID()); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "1", accessor.GetResourceVersion(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "some/place/only/we/know", accessor.GetSelfLink(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
typeAccessor, err := meta.TypeAccessor(j)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if e, a := "a", typeAccessor.GetAPIVersion(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "b", typeAccessor.GetKind(); e != a {
t.Errorf("expected %v, got %v", e, a)
}
accessor.SetNamespace("baz")
accessor.SetName("bar")
accessor.SetGenerateName("generate")
accessor.SetUID("other")
typeAccessor.SetAPIVersion("c")
typeAccessor.SetKind("d")
accessor.SetResourceVersion("2")
accessor.SetSelfLink("google.com")
// Prove that accessor changes the original object.
if e, a := "baz", j.Namespace; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "bar", j.Name; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "generate", j.GenerateName; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := types.UID("other"), j.UID; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "c", j.APIVersion; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "d", j.Kind; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "2", j.ResourceVersion; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "google.com", j.SelfLink; e != a {
t.Errorf("expected %v, got %v", e, a)
}
typeAccessor.SetAPIVersion("d")
typeAccessor.SetKind("e")
if e, a := "d", j.APIVersion; e != a {
t.Errorf("expected %v, got %v", e, a)
}
if e, a := "e", j.Kind; e != a {
t.Errorf("expected %v, got %v", e, a)
}
}
func podRef(uid string) *api.ObjectReference {
ref := api.ObjectReference{UID: types.UID(uid)}
return &ref
}