ObjectValidators: Add basic UpdateValidator.

test/web/activity_pub/object_validator_test.exs

@@ -622,4 +622,24 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
       assert {:actor, {"can not announce this object publicly", []}} in cng.errors
     end
   end
+
+  describe "updates" do
+    setup do
+      user = insert(:user)
+
+      object = %{
+        "id" => user.ap_id,
+        "name" => "A new name",
+        "summary" => "A new bio"
+      }
+
+      {:ok, valid_update, []} = Builder.update(user, object)
+
+      %{user: user, valid_update: valid_update}
+    end
+
+    test "validates a basic object", %{valid_update: valid_update} do
+      assert {:ok, _update, []} = ObjectValidator.validate(valid_update, [])
+    end
+  end
 end