move key generation functions into Pleroma.Keys module

test/web/web_finger/web_finger_test.exs

@@ -105,19 +105,4 @@ defmodule Pleroma.Web.WebFingerTest do
       assert template == "http://status.alpicola.com/main/xrd?uri={uri}"
     end
   end
-
-  describe "ensure_keys_present" do
-    test "it creates keys for a user and stores them in info" do
-      user = insert(:user)
-      refute is_binary(user.info.keys)
-      {:ok, user} = WebFinger.ensure_keys_present(user)
-      assert is_binary(user.info.keys)
-    end
-
-    test "it doesn't create keys if there already are some" do
-      user = insert(:user, %{info: %{keys: "xxx"}})
-      {:ok, user} = WebFinger.ensure_keys_present(user)
-      assert user.info.keys == "xxx"
-    end
-  end
 end