# Pleroma: A lightweight social networking server # Copyright © 2017-2020 Pleroma Authors # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.ActivityPub.MRF.HellthreadPolicyTest do use Pleroma.DataCase import Pleroma.Factory import Pleroma.Web.ActivityPub.MRF.HellthreadPolicy alias Pleroma.Web.CommonAPI setup do user = insert(:user) message = %{ "actor" => user.ap_id, "cc" => [user.follower_address], "type" => "Create", "to" => [ "https://www.w3.org/ns/activitystreams#Public", "https://instance.tld/users/user1", "https://instance.tld/users/user2", "https://instance.tld/users/user3" ], "object" => %{ "type" => "Note" } } [user: user, message: message] end setup do: clear_config(:mrf_hellthread) test "doesn't die on chat messages" do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 2, reject_threshold: 0}) user = insert(:user) other_user = insert(:user) {:ok, activity} = CommonAPI.post_chat_message(user, other_user, "moin") assert {:ok, _} = filter(activity.data) end describe "reject" do test "rejects the message if the recipient count is above reject_threshold", %{ message: message } do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 0, reject_threshold: 2}) assert {:reject, "[HellthreadPolicy] 3 recipients is over the limit of 2"} == filter(message) end test "does not reject the message if the recipient count is below reject_threshold", %{ message: message } do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 0, reject_threshold: 3}) assert {:ok, ^message} = filter(message) end end describe "delist" do test "delists the message if the recipient count is above delist_threshold", %{ user: user, message: message } do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 2, reject_threshold: 0}) {:ok, message} = filter(message) assert user.follower_address in message["to"] assert "https://www.w3.org/ns/activitystreams#Public" in message["cc"] end test "does not delist the message if the recipient count is below delist_threshold", %{ message: message } do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 4, reject_threshold: 0}) assert {:ok, ^message} = filter(message) end end test "excludes follower collection and public URI from threshold count", %{message: message} do Pleroma.Config.put([:mrf_hellthread], %{delist_threshold: 0, reject_threshold: 3}) assert {:ok, ^message} = filter(message) end end