Add links to upstream Pleroma files

(rename AP tests module names too)

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

test/mobilizon/service/activity_pub/activity_pub_test.exs

@@ -1,4 +1,9 @@
-defmodule Mobilizon.Service.Activitypub.ActivitypubTest do
+# Portions of this file are derived from Pleroma:
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
+# SPDX-License-Identifier: AGPL-3.0-only
+# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/test/web/activity_pub/activity_pub_test.exs
+
+defmodule Mobilizon.Service.ActivityPub.ActivityPubTest do
   use Mobilizon.DataCase
 
   import Mobilizon.Factory

test/mobilizon/service/activity_pub/transmogrifier_test.exs

@@ -1,4 +1,10 @@
-defmodule Mobilizon.Service.Activitypub.TransmogrifierTest do
+# Portions of this file are derived from Pleroma:
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
+# SPDX-License-Identifier: AGPL-3.0-only
+# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/test/web/activity_pub/transmogrifier_test.exs
+
+defmodule Mobilizon.Service.ActivityPub.TransmogrifierTest do
+
   use Mobilizon.DataCase
 
   import Mobilizon.Factory

test/mobilizon/service/activity_pub/utils_test.exs

@@ -1,4 +1,4 @@
-defmodule Mobilizon.Service.Activitypub.UtilsTest do
+defmodule Mobilizon.Service.ActivityPub.UtilsTest do
   use Mobilizon.DataCase
   import Mobilizon.Factory
   alias Mobilizon.Service.ActivityPub.Utils

test/mobilizon/service/web_finger/web_finger_test.exs

@@ -1,3 +1,8 @@
+# Portions of this file are derived from Pleroma:
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
+# SPDX-License-Identifier: AGPL-3.0-only
+# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/test/web/web_finger/web_finger_test.exs
+
 defmodule Mobilizon.Service.WebFingerTest do
   use Mobilizon.DataCase
   alias Mobilizon.Service.WebFinger

test/mobilizon_web/controllers/activity_pub_controller_test.exs

@@ -1,3 +1,8 @@
+# Portions of this file are derived from Pleroma:
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
+# SPDX-License-Identifier: AGPL-3.0-only
+# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/test/web/web_finger/web_finger_controller_test.exs
+
 defmodule MobilizonWeb.ActivityPubControllerTest do
   use MobilizonWeb.ConnCase
   import Mobilizon.Factory

test/mobilizon_web/controllers/webfinger_controller_test.exs

@@ -1,3 +1,8 @@
+# Portions of this file are derived from Pleroma:
+# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social>
+# SPDX-License-Identifier: AGPL-3.0-only
+# Upstream: https://git.pleroma.social/pleroma/pleroma/blob/develop/test/web/web_finger/web_finger_test.exs
+
 defmodule MobilizonWeb.WebFingerTest do
   use MobilizonWeb.ConnCase
   alias Mobilizon.Actors.Actor