Add more Mix task tests in relay_test.exs and uploads_test.exs.

Rename test/tasks/user.exs to test/tasks/user_test.exs.

test/tasks/relay_test.exs

@@ -0,0 +1,65 @@
+defmodule Mix.Tasks.Pleroma.RelayTest do
+  alias Pleroma.Activity
+  alias Pleroma.Web.ActivityPub.{ActivityPub, Relay, Utils}
+  alias Pleroma.User
+  use Pleroma.DataCase
+
+  setup_all do
+    Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
+
+    Mix.shell(Mix.Shell.Process)
+
+    on_exit(fn ->
+      Mix.shell(Mix.Shell.IO)
+    end)
+
+    :ok
+  end
+
+  describe "running follow" do
+    test "relay is followed" do
+      target_instance = "http://mastodon.example.org/users/admin"
+
+      Mix.Tasks.Pleroma.Relay.run(["follow", target_instance])
+
+      local_user = Relay.get_actor()
+      assert local_user.ap_id =~ "/relay"
+
+      target_user = User.get_by_ap_id(target_instance)
+      refute target_user.local
+
+      activity = Utils.fetch_latest_follow(local_user, target_user)
+      assert activity.data["type"] == "Follow"
+      assert activity.data["actor"] == local_user.ap_id
+      assert activity.data["object"] == target_user.ap_id
+    end
+  end
+
+  describe "running unfollow" do
+    test "relay is unfollowed" do
+      target_instance = "http://mastodon.example.org/users/admin"
+
+      Mix.Tasks.Pleroma.Relay.run(["follow", target_instance])
+
+      %User{ap_id: follower_id} = local_user = Relay.get_actor()
+      target_user = User.get_by_ap_id(target_instance)
+      follow_activity = Utils.fetch_latest_follow(local_user, target_user)
+
+      Mix.Tasks.Pleroma.Relay.run(["unfollow", target_instance])
+
+      cancelled_activity = Activity.get_by_ap_id(follow_activity.data["id"])
+      assert cancelled_activity.data["state"] == "cancelled"
+
+      [undo_activity] =
+        ActivityPub.fetch_activities([], %{
+          "type" => "Undo",
+          "actor_id" => follower_id,
+          "limit" => 1
+        })
+
+      assert undo_activity.data["type"] == "Undo"
+      assert undo_activity.data["actor"] == local_user.ap_id
+      assert undo_activity.data["object"] == cancelled_activity.data
+    end
+  end
+end