Merge branch 'reserve-user-names' into 'develop'

Reserve a few user names

See merge request pleroma/pleroma!594

test/web/node_info_test.exs

@@ -19,6 +19,17 @@ defmodule Pleroma.Web.NodeInfoTest do
     assert user.ap_id in result["metadata"]["staffAccounts"]
   end
 
+  test "nodeinfo shows restricted nicknames", %{conn: conn} do
+    conn =
+      conn
+      |> get("/nodeinfo/2.0.json")
+
+    assert result = json_response(conn, 200)
+
+    assert Pleroma.Config.get([Pleroma.User, :restricted_nicknames]) ==
+             result["metadata"]["restrictedNicknames"]
+  end
+
   test "returns 404 when federation is disabled", %{conn: conn} do
     instance =
       Application.get_env(:pleroma, :instance)