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+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
+ use Oban.Testing, repo: Pleroma.Repo
+ use Pleroma.DataCase
+
+ alias Pleroma.Activity
+ alias Pleroma.Object
+ alias Pleroma.Tests.ObanHelpers
+ alias Pleroma.User
+ alias Pleroma.Web.ActivityPub.Transmogrifier
+
+ import Pleroma.Factory
+
+ setup_all do
+ Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
+ :ok
+ end
+
+ test "it works for incoming deletes" do
+ activity = insert(:note_activity)
+ deleting_user = insert(:user)
+
+ data =
+ File.read!("test/fixtures/mastodon-delete.json")
+ |> Poison.decode!()
+ |> Map.put("actor", deleting_user.ap_id)
+ |> put_in(["object", "id"], activity.data["object"])
+
+ {:ok, %Activity{actor: actor, local: false, data: %{"id" => id}}} =
+ Transmogrifier.handle_incoming(data)
+
+ assert id == data["id"]
+
+ # We delete the Create activity because we base our timelines on it.
+ # This should be changed after we unify objects and activities
+ refute Activity.get_by_id(activity.id)
+ assert actor == deleting_user.ap_id
+
+ # Objects are replaced by a tombstone object.
+ object = Object.normalize(activity.data["object"])
+ assert object.data["type"] == "Tombstone"
+ end
+
+ test "it works for incoming when the object has been pruned" do
+ activity = insert(:note_activity)
+
+ {:ok, object} =
+ Object.normalize(activity.data["object"])
+ |> Repo.delete()
+
+ Cachex.del(:object_cache, "object:#{object.data["id"]}")
+
+ deleting_user = insert(:user)
+
+ data =
+ File.read!("test/fixtures/mastodon-delete.json")
+ |> Poison.decode!()
+ |> Map.put("actor", deleting_user.ap_id)
+ |> put_in(["object", "id"], activity.data["object"])
+
+ {:ok, %Activity{actor: actor, local: false, data: %{"id" => id}}} =
+ Transmogrifier.handle_incoming(data)
+
+ assert id == data["id"]
+
+ # We delete the Create activity because we base our timelines on it.
+ # This should be changed after we unify objects and activities
+ refute Activity.get_by_id(activity.id)
+ assert actor == deleting_user.ap_id
+ end
+
+ test "it fails for incoming deletes with spoofed origin" do
+ activity = insert(:note_activity)
+ %{ap_id: ap_id} = insert(:user, ap_id: "https://gensokyo.2hu/users/raymoo")
+
+ data =
+ File.read!("test/fixtures/mastodon-delete.json")
+ |> Poison.decode!()
+ |> Map.put("actor", ap_id)
+ |> put_in(["object", "id"], activity.data["object"])
+
+ assert match?({:error, _}, Transmogrifier.handle_incoming(data))
+ end
+
+ @tag capture_log: true
+ test "it works for incoming user deletes" do
+ %{ap_id: ap_id} = insert(:user, ap_id: "http://mastodon.example.org/users/admin")
+
+ data =
+ File.read!("test/fixtures/mastodon-delete-user.json")
+ |> Poison.decode!()
+
+ {:ok, _} = Transmogrifier.handle_incoming(data)
+ ObanHelpers.perform_all()
+
+ assert User.get_cached_by_ap_id(ap_id).deactivated
+ end
+
+ test "it fails for incoming user deletes with spoofed origin" do
+ %{ap_id: ap_id} = insert(:user)
+
+ data =
+ File.read!("test/fixtures/mastodon-delete-user.json")
+ |> Poison.decode!()
+ |> Map.put("actor", ap_id)
+
+ assert match?({:error, _}, Transmogrifier.handle_incoming(data))
+
+ assert User.get_cached_by_ap_id(ap_id)
+ end
+end