Fix refactoring opportunities

test/mobilizon/service/activity_pub/transmogrifier_test.exs

@@ -784,7 +784,9 @@ defmodule Mobilizon.Service.ActivityPub.TransmogrifierTest do
       assert :error == Transmogrifier.handle_incoming(reject_data)
 
       # Organiser is not present since we use factories directly
-      assert Events.list_participants_for_event(event.id) |> Enum.map(& &1.id) ==
+      assert event.id
+             |> Events.list_participants_for_event()
+             |> Enum.map(& &1.id) ==
                []
     end
 
@@ -812,9 +814,10 @@ defmodule Mobilizon.Service.ActivityPub.TransmogrifierTest do
       assert activity.data["actor"] == participant_url
 
       # The only participant left is the organizer
-      assert Events.list_participants_for_event(event.id) |> Enum.map(& &1.id) == [
-               organizer_participation.id
-             ]
+      assert event.id
+             |> Events.list_participants_for_event()
+             |> Enum.map(& &1.id) ==
+               [organizer_participation.id]
     end
 
     test "it refuses Leave activities when actor is the only organizer" do