2 files changed, 96 insertions, 26 deletions
diff --git a/test/web/activity_pub/mrf/object_age_policy_test.exs b/test/web/activity_pub/mrf/object_age_policy_test.exs
index 7ee195eeb..b0fb753bd 100644
--- a/test/web/activity_pub/mrf/object_age_policy_test.exs
+++ b/test/web/activity_pub/mrf/object_age_policy_test.exs
@@ -20,26 +20,38 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
     :ok
   end
 
+  defp get_old_message do
+    File.read!("test/fixtures/mastodon-post-activity.json")
+    |> Poison.decode!()
+  end
+
+  defp get_new_message do
+    old_message = get_old_message()
+
+    new_object =
+      old_message
+      |> Map.get("object")
+      |> Map.put("published", DateTime.utc_now() |> DateTime.to_iso8601())
+
+    old_message
+    |> Map.put("object", new_object)
+  end
+
   describe "with reject action" do
     test "it rejects an old post" do
       Config.put([:mrf_object_age, :actions], [:reject])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+      data = get_old_message()
 
-      {:reject, _} = ObjectAgePolicy.filter(data)
+      assert match?({:reject, _}, ObjectAgePolicy.filter(data))
     end
 
     test "it allows a new post" do
       Config.put([:mrf_object_age, :actions], [:reject])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
-        |> Map.put("published", DateTime.utc_now() |> DateTime.to_iso8601())
+      data = get_new_message()
 
-      {:ok, _} = ObjectAgePolicy.filter(data)
+      assert match?({:ok, _}, ObjectAgePolicy.filter(data))
     end
   end
 
@@ -47,9 +59,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
     test "it delists an old post" do
       Config.put([:mrf_object_age, :actions], [:delist])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+      data = get_old_message()
 
       {:ok, _u} = User.get_or_fetch_by_ap_id(data["actor"])
 
@@ -61,14 +71,11 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
     test "it allows a new post" do
       Config.put([:mrf_object_age, :actions], [:delist])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
-        |> Map.put("published", DateTime.utc_now() |> DateTime.to_iso8601())
+      data = get_new_message()
 
       {:ok, _user} = User.get_or_fetch_by_ap_id(data["actor"])
 
-      {:ok, ^data} = ObjectAgePolicy.filter(data)
+      assert match?({:ok, ^data}, ObjectAgePolicy.filter(data))
     end
   end
 
@@ -76,9 +83,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
     test "it strips followers collections from an old post" do
       Config.put([:mrf_object_age, :actions], [:strip_followers])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+      data = get_old_message()
 
       {:ok, user} = User.get_or_fetch_by_ap_id(data["actor"])
 
@@ -91,14 +96,11 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
     test "it allows a new post" do
       Config.put([:mrf_object_age, :actions], [:strip_followers])
 
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
-        |> Map.put("published", DateTime.utc_now() |> DateTime.to_iso8601())
+      data = get_new_message()
 
       {:ok, _u} = User.get_or_fetch_by_ap_id(data["actor"])
 
-      {:ok, ^data} = ObjectAgePolicy.filter(data)
+      assert match?({:ok, ^data}, ObjectAgePolicy.filter(data))
     end
   end
 end
diff --git a/test/web/activity_pub/mrf/simple_policy_test.exs b/test/web/activity_pub/mrf/simple_policy_test.exs
index 91c24c2d9..b7b9bc6a2 100644
--- a/test/web/activity_pub/mrf/simple_policy_test.exs
+++ b/test/web/activity_pub/mrf/simple_policy_test.exs
@@ -17,7 +17,8 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicyTest do
             reject: [],
             accept: [],
             avatar_removal: [],
-            banner_removal: []
+            banner_removal: [],
+            reject_deletes: []
           )
 
   describe "when :media_removal" do
@@ -382,6 +383,66 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicyTest do
     end
   end
 
+  describe "when :reject_deletes is empty" do
+    setup do: Config.put([:mrf_simple, :reject_deletes], [])
+
+    test "it accepts deletions even from rejected servers" do
+      Config.put([:mrf_simple, :reject], ["remote.instance"])
+
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:ok, deletion_message}
+    end
+
+    test "it accepts deletions even from non-whitelisted servers" do
+      Config.put([:mrf_simple, :accept], ["non.matching.remote"])
+
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:ok, deletion_message}
+    end
+  end
+
+  describe "when :reject_deletes is not empty but it doesn't have a matching host" do
+    setup do: Config.put([:mrf_simple, :reject_deletes], ["non.matching.remote"])
+
+    test "it accepts deletions even from rejected servers" do
+      Config.put([:mrf_simple, :reject], ["remote.instance"])
+
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:ok, deletion_message}
+    end
+
+    test "it accepts deletions even from non-whitelisted servers" do
+      Config.put([:mrf_simple, :accept], ["non.matching.remote"])
+
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:ok, deletion_message}
+    end
+  end
+
+  describe "when :reject_deletes has a matching host" do
+    setup do: Config.put([:mrf_simple, :reject_deletes], ["remote.instance"])
+
+    test "it rejects the deletion" do
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:reject, nil}
+    end
+  end
+
+  describe "when :reject_deletes match with wildcard domain" do
+    setup do: Config.put([:mrf_simple, :reject_deletes], ["*.remote.instance"])
+
+    test "it rejects the deletion" do
+      deletion_message = build_remote_deletion_message()
+
+      assert SimplePolicy.filter(deletion_message) == {:reject, nil}
+    end
+  end
+
   defp build_local_message do
     %{
       "actor" => "#{Pleroma.Web.base_url()}/users/alice",
@@ -408,4 +469,11 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicyTest do
       "type" => "Person"
     }
   end
+
+  defp build_remote_deletion_message do
+    %{
+      "type" => "Delete",
+      "actor" => "https://remote.instance/users/bob"
+    }
+  end
 end