Only need to validate a follow request is generated for now

test/pleroma/web/activity_pub/mrf/followbot_policy_test.exs

@@ -0,0 +1,42 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.FollowbotPolicyTest do
+  use Pleroma.DataCase, async: true
+
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.MRF.FollowbotPolicy
+
+  import Pleroma.Factory
+
+  describe "FollowBotPolicy" do
+    test "follows remote users" do
+      bot = insert(:user, actor_type: "Service")
+      remote_user = insert(:user, local: false)
+      clear_config([:mrf_follow_bot, :follower_nickname], bot.nickname)
+
+      message = %{
+        "@context" => "https://www.w3.org/ns/activitystreams",
+        "to" => [remote_user.follower_address],
+        "cc" => ["https://www.w3.org/ns/activitystreams#Public"],
+        "type" => "Create",
+        "object" => %{
+          "content" => "Test post",
+          "type" => "Note",
+          "attributedTo" => remote_user.ap_id,
+          "inReplyTo" => nil
+        },
+        "actor" => remote_user.ap_id
+      }
+
+      refute User.following?(bot, remote_user)
+
+      assert User.get_follow_requests(remote_user) |> length == 0
+
+      FollowbotPolicy.filter(message)
+
+      assert User.get_follow_requests(remote_user) |> length == 1
+    end
+  end
+end