test(backent): fix ActivityPub client mock

test/federation/activity_pub/transmogrifier/follow_test.exs

@@ -50,13 +50,16 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier.FollowTest do
         |> Jason.decode!()
 
       Mock
-      |> expect(:call, fn
+      |> expect(:call, 2, fn
         %{method: :get, url: "https://social.tcit.fr/users/tcit"}, _opts ->
           {:ok,
            %Tesla.Env{
              status: 200,
              body: Map.put(actor_data, "id", "https://social.tcit.fr/users/tcit")
            }}
+
+        %{method: :post, url: "https://framapiaf.org/inbox"} = args, _opts ->
+          {:ok, args}
       end)
 
       data =

test/federation/activity_pub/transmogrifier/undo_test.exs

@@ -62,9 +62,12 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier.UndoTest do
         |> Map.put("id", "https://social.tcit.fr/users/tcit")
 
       Mock
-      |> expect(:call, fn
+      |> expect(:call, 2, fn
         %{method: :get, url: "https://social.tcit.fr/users/tcit"}, _opts ->
           {:ok, %Tesla.Env{status: 200, body: actor_data}}
+
+        %{method: :post, url: "https://framapiaf.org/inbox"} = args, _opts ->
+          {:ok, args}
       end)
 
       {:ok, %Activity{data: _, local: false}, _} = Transmogrifier.handle_incoming(follow_data)

test/federation/activity_pub/transmogrifier/update_test.exs

@@ -185,6 +185,12 @@ defmodule Mobilizon.Federation.ActivityPub.Transmogrifier.UpdateTest do
         |> Map.put("actor", remote_actor_url)
         |> Map.put("object", object)
 
+      Mock
+      |> expect(:call, 2, fn
+        %{method: :post, url: "http://mobilizon.test/inbox"}, _opts ->
+          {:ok, %Tesla.Env{status: 200, body: update_data}}
+      end)
+
       {:ok, %Activity{data: data, local: false}, _} = Transmogrifier.handle_incoming(update_data)
 
       %Post{id: updated_post_id, title: updated_post_title} =