2 files changed, 60 insertions, 0 deletions
diff --git a/test/web/activity_pub/activity_pub_test.exs b/test/web/activity_pub/activity_pub_test.exs
index d336fad95..a39ba9adb 100644
--- a/test/web/activity_pub/activity_pub_test.exs
+++ b/test/web/activity_pub/activity_pub_test.exs
@@ -302,6 +302,38 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
     end
   end
 
+  describe "unannouncing an object" do
+    test "unannouncing a previously announced object" do
+      note_activity = insert(:note_activity)
+      object = Object.get_by_ap_id(note_activity.data["object"]["id"])
+      user = insert(:user)
+
+      # Unannouncing an object that is not announced does nothing
+      # {:ok, object} = ActivityPub.unannounce(user, object)
+      # assert object.data["announcement_count"] == 0
+
+      {:ok, announce_activity, object} = ActivityPub.announce(user, object)
+      assert object.data["announcement_count"] == 1
+
+      {:ok, unannounce_activity, activity, object} = ActivityPub.unannounce(user, object)
+      assert object.data["announcement_count"] == 0
+
+      assert activity == announce_activity
+
+      assert unannounce_activity.data["to"] == [
+               User.ap_followers(user),
+               announce_activity.data["actor"]
+             ]
+
+      assert unannounce_activity.data["type"] == "Undo"
+      assert unannounce_activity.data["object"] == announce_activity.data
+      assert unannounce_activity.data["actor"] == user.ap_id
+      assert unannounce_activity.data["context"] == announce_activity.data["context"]
+
+      assert Repo.get(Activity, announce_activity.id) == nil
+    end
+  end
+
   describe "uploading files" do
     test "copies the file to the configured folder" do
       file = %Plug.Upload{
diff --git a/test/web/activity_pub/transmogrifier_test.exs b/test/web/activity_pub/transmogrifier_test.exs
index eb093262f..a3408da9d 100644
--- a/test/web/activity_pub/transmogrifier_test.exs
+++ b/test/web/activity_pub/transmogrifier_test.exs
@@ -232,6 +232,34 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
       refute Repo.get(Activity, activity.id)
     end
+
+    test "it works for incoming unannounces with an existing notice" do
+      user = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
+
+      announce_data =
+        File.read!("test/fixtures/mastodon-announce.json")
+        |> Poison.decode!()
+        |> Map.put("object", activity.data["object"]["id"])
+
+      {:ok, %Activity{data: announce_data, local: false}} =
+        Transmogrifier.handle_incoming(announce_data)
+
+      data =
+        File.read!("test/fixtures/mastodon-undo-announce.json")
+        |> Poison.decode!()
+        |> Map.put("object", announce_data)
+        |> Map.put("actor", announce_data["actor"])
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+      assert data["type"] == "Undo"
+      assert data["object"]["type"] == "Announce"
+      assert data["object"]["object"] == activity.data["object"]["id"]
+
+      assert data["object"]["id"] ==
+               "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
+    end
   end
 
   describe "prepare outgoing" do