Merge remote-tracking branch 'origin/develop' into global-status-expiration

test/web/activity_pub/activity_pub_controller_test.exs

@@ -6,7 +6,6 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
   use Pleroma.Web.ConnCase
   use Oban.Testing, repo: Pleroma.Repo
 
-  import Pleroma.Factory
   alias Pleroma.Activity
   alias Pleroma.Config
   alias Pleroma.Delivery
@@ -14,13 +13,19 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
   alias Pleroma.Object
   alias Pleroma.Tests.ObanHelpers
   alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.ObjectView
   alias Pleroma.Web.ActivityPub.Relay
   alias Pleroma.Web.ActivityPub.UserView
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.Endpoint
   alias Pleroma.Workers.ReceiverWorker
 
+  import Pleroma.Factory
+
+  require Pleroma.Constants
+
   setup_all do
     Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
     :ok
@@ -168,6 +173,60 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
     end
   end
 
+  describe "mastodon compatibility routes" do
+    test "it returns a json representation of the object with accept application/json", %{
+      conn: conn
+    } do
+      {:ok, object} =
+        %{
+          "type" => "Note",
+          "content" => "hey",
+          "id" => Endpoint.url() <> "/users/raymoo/statuses/999999999",
+          "actor" => Endpoint.url() <> "/users/raymoo",
+          "to" => [Pleroma.Constants.as_public()]
+        }
+        |> Object.create()
+
+      conn =
+        conn
+        |> put_req_header("accept", "application/json")
+        |> get("/users/raymoo/statuses/999999999")
+
+      assert json_response(conn, 200) == ObjectView.render("object.json", %{object: object})
+    end
+
+    test "it returns a json representation of the activity with accept application/json", %{
+      conn: conn
+    } do
+      {:ok, object} =
+        %{
+          "type" => "Note",
+          "content" => "hey",
+          "id" => Endpoint.url() <> "/users/raymoo/statuses/999999999",
+          "actor" => Endpoint.url() <> "/users/raymoo",
+          "to" => [Pleroma.Constants.as_public()]
+        }
+        |> Object.create()
+
+      {:ok, activity, _} =
+        %{
+          "id" => object.data["id"] <> "/activity",
+          "type" => "Create",
+          "object" => object.data["id"],
+          "actor" => object.data["actor"],
+          "to" => object.data["to"]
+        }
+        |> ActivityPub.persist(local: true)
+
+      conn =
+        conn
+        |> put_req_header("accept", "application/json")
+        |> get("/users/raymoo/statuses/999999999/activity")
+
+      assert json_response(conn, 200) == ObjectView.render("object.json", %{object: activity})
+    end
+  end
+
   describe "/objects/:uuid" do
     test "it returns a json representation of the object with accept application/json", %{
       conn: conn
@@ -341,7 +400,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
 
     test "cached purged after activity deletion", %{conn: conn} do
       user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "cofe"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "cofe"})
 
       uuid = String.split(activity.data["id"], "/") |> List.last()
 
@@ -392,6 +451,36 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
       assert Activity.get_by_ap_id(data["id"])
     end
 
+    @tag capture_log: true
+    test "it inserts an incoming activity into the database" <>
+           "even if we can't fetch the user but have it in our db",
+         %{conn: conn} do
+      user =
+        insert(:user,
+          ap_id: "https://mastodon.example.org/users/raymoo",
+          ap_enabled: true,
+          local: false,
+          last_refreshed_at: nil
+        )
+
+      data =
+        File.read!("test/fixtures/mastodon-post-activity.json")
+        |> Poison.decode!()
+        |> Map.put("actor", user.ap_id)
+        |> put_in(["object", "attridbutedTo"], user.ap_id)
+
+      conn =
+        conn
+        |> assign(:valid_signature, true)
+        |> put_req_header("content-type", "application/activity+json")
+        |> post("/inbox", data)
+
+      assert "ok" == json_response(conn, 200)
+
+      ObanHelpers.perform(all_enqueued(worker: ReceiverWorker))
+      assert Activity.get_by_ap_id(data["id"])
+    end
+
     test "it clears `unreachable` federation status of the sender", %{conn: conn} do
       data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
 
@@ -815,26 +904,49 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
       assert object["content"] == activity["object"]["content"]
     end
 
+    test "it rejects anything beyond 'Note' creations", %{conn: conn, activity: activity} do
+      user = insert(:user)
+
+      activity =
+        activity
+        |> put_in(["object", "type"], "Benis")
+
+      _result =
+        conn
+        |> assign(:user, user)
+        |> put_req_header("content-type", "application/activity+json")
+        |> post("/users/#{user.nickname}/outbox", activity)
+        |> json_response(400)
+    end
+
     test "it inserts an incoming sensitive activity into the database", %{
       conn: conn,
       activity: activity
     } do
       user = insert(:user)
+      conn = assign(conn, :user, user)
       object = Map.put(activity["object"], "sensitive", true)
       activity = Map.put(activity, "object", object)
 
-      result =
+      response =
         conn
-        |> assign(:user, user)
         |> put_req_header("content-type", "application/activity+json")
         |> post("/users/#{user.nickname}/outbox", activity)
         |> json_response(201)
 
-      assert Activity.get_by_ap_id(result["id"])
-      assert result["object"]
-      assert %Object{data: object} = Object.normalize(result["object"])
-      assert object["sensitive"] == activity["object"]["sensitive"]
-      assert object["content"] == activity["object"]["content"]
+      assert Activity.get_by_ap_id(response["id"])
+      assert response["object"]
+      assert %Object{data: response_object} = Object.normalize(response["object"])
+      assert response_object["sensitive"] == true
+      assert response_object["content"] == activity["object"]["content"]
+
+      representation =
+        conn
+        |> put_req_header("accept", "application/activity+json")
+        |> get(response["id"])
+        |> json_response(200)
+
+      assert representation["object"]["sensitive"] == true
     end
 
     test "it rejects an incoming activity with bogus type", %{conn: conn, activity: activity} do

test/web/activity_pub/mrf/steal_emoji_policy_test.exs

@@ -0,0 +1,68 @@
+# 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.MRF.StealEmojiPolicyTest do
+  use Pleroma.DataCase
+
+  alias Pleroma.Config
+  alias Pleroma.Web.ActivityPub.MRF.StealEmojiPolicy
+
+  setup_all do
+    Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
+    :ok
+  end
+
+  setup do
+    emoji_path = Path.join(Config.get([:instance, :static_dir]), "emoji/stolen")
+    File.rm_rf!(emoji_path)
+    File.mkdir!(emoji_path)
+
+    Pleroma.Emoji.reload()
+
+    on_exit(fn ->
+      File.rm_rf!(emoji_path)
+    end)
+
+    :ok
+  end
+
+  test "does nothing by default" do
+    installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
+    refute "firedfox" in installed_emoji
+
+    message = %{
+      "type" => "Create",
+      "object" => %{
+        "emoji" => [{"firedfox", "https://example.org/emoji/firedfox.png"}],
+        "actor" => "https://example.org/users/admin"
+      }
+    }
+
+    assert {:ok, message} == StealEmojiPolicy.filter(message)
+
+    installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
+    refute "firedfox" in installed_emoji
+  end
+
+  test "Steals emoji on unknown shortcode from allowed remote host" do
+    installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
+    refute "firedfox" in installed_emoji
+
+    message = %{
+      "type" => "Create",
+      "object" => %{
+        "emoji" => [{"firedfox", "https://example.org/emoji/firedfox.png"}],
+        "actor" => "https://example.org/users/admin"
+      }
+    }
+
+    clear_config([:mrf_steal_emoji, :hosts], ["example.org"])
+    clear_config([:mrf_steal_emoji, :size_limit], 284_468)
+
+    assert {:ok, message} == StealEmojiPolicy.filter(message)
+
+    installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
+    assert "firedfox" in installed_emoji
+  end
+end

test/web/activity_pub/object_validator_test.exs

@@ -1,6 +1,8 @@
 defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
   use Pleroma.DataCase
 
+  alias Pleroma.Object
+  alias Pleroma.Web.ActivityPub.Builder
   alias Pleroma.Web.ActivityPub.ObjectValidator
   alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator
   alias Pleroma.Web.ActivityPub.Utils
@@ -8,10 +10,182 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
 
   import Pleroma.Factory
 
+  describe "EmojiReacts" do
+    setup do
+      user = insert(:user)
+      {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
+
+      object = Pleroma.Object.get_by_ap_id(post_activity.data["object"])
+
+      {:ok, valid_emoji_react, []} = Builder.emoji_react(user, object, "👌")
+
+      %{user: user, post_activity: post_activity, valid_emoji_react: valid_emoji_react}
+    end
+
+    test "it validates a valid EmojiReact", %{valid_emoji_react: valid_emoji_react} do
+      assert {:ok, _, _} = ObjectValidator.validate(valid_emoji_react, [])
+    end
+
+    test "it is not valid without a 'content' field", %{valid_emoji_react: valid_emoji_react} do
+      without_content =
+        valid_emoji_react
+        |> Map.delete("content")
+
+      {:error, cng} = ObjectValidator.validate(without_content, [])
+
+      refute cng.valid?
+      assert {:content, {"can't be blank", [validation: :required]}} in cng.errors
+    end
+
+    test "it is not valid with a non-emoji content field", %{valid_emoji_react: valid_emoji_react} do
+      without_emoji_content =
+        valid_emoji_react
+        |> Map.put("content", "x")
+
+      {:error, cng} = ObjectValidator.validate(without_emoji_content, [])
+
+      refute cng.valid?
+
+      assert {:content, {"must be a single character emoji", []}} in cng.errors
+    end
+  end
+
+  describe "Undos" do
+    setup do
+      user = insert(:user)
+      {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
+      {:ok, like} = CommonAPI.favorite(user, post_activity.id)
+      {:ok, valid_like_undo, []} = Builder.undo(user, like)
+
+      %{user: user, like: like, valid_like_undo: valid_like_undo}
+    end
+
+    test "it validates a basic like undo", %{valid_like_undo: valid_like_undo} do
+      assert {:ok, _, _} = ObjectValidator.validate(valid_like_undo, [])
+    end
+
+    test "it does not validate if the actor of the undo is not the actor of the object", %{
+      valid_like_undo: valid_like_undo
+    } do
+      other_user = insert(:user, ap_id: "https://gensokyo.2hu/users/raymoo")
+
+      bad_actor =
+        valid_like_undo
+        |> Map.put("actor", other_user.ap_id)
+
+      {:error, cng} = ObjectValidator.validate(bad_actor, [])
+
+      assert {:actor, {"not the same as object actor", []}} in cng.errors
+    end
+
+    test "it does not validate if the object is missing", %{valid_like_undo: valid_like_undo} do
+      missing_object =
+        valid_like_undo
+        |> Map.put("object", "https://gensokyo.2hu/objects/1")
+
+      {:error, cng} = ObjectValidator.validate(missing_object, [])
+
+      assert {:object, {"can't find object", []}} in cng.errors
+      assert length(cng.errors) == 1
+    end
+  end
+
+  describe "deletes" do
+    setup do
+      user = insert(:user)
+      {:ok, post_activity} = CommonAPI.post(user, %{status: "cancel me daddy"})
+
+      {:ok, valid_post_delete, _} = Builder.delete(user, post_activity.data["object"])
+      {:ok, valid_user_delete, _} = Builder.delete(user, user.ap_id)
+
+      %{user: user, valid_post_delete: valid_post_delete, valid_user_delete: valid_user_delete}
+    end
+
+    test "it is valid for a post deletion", %{valid_post_delete: valid_post_delete} do
+      {:ok, valid_post_delete, _} = ObjectValidator.validate(valid_post_delete, [])
+
+      assert valid_post_delete["deleted_activity_id"]
+    end
+
+    test "it is invalid if the object isn't in a list of certain types", %{
+      valid_post_delete: valid_post_delete
+    } do
+      object = Object.get_by_ap_id(valid_post_delete["object"])
+
+      data =
+        object.data
+        |> Map.put("type", "Like")
+
+      {:ok, _object} =
+        object
+        |> Ecto.Changeset.change(%{data: data})
+        |> Object.update_and_set_cache()
+
+      {:error, cng} = ObjectValidator.validate(valid_post_delete, [])
+      assert {:object, {"object not in allowed types", []}} in cng.errors
+    end
+
+    test "it is valid for a user deletion", %{valid_user_delete: valid_user_delete} do
+      assert match?({:ok, _, _}, ObjectValidator.validate(valid_user_delete, []))
+    end
+
+    test "it's invalid if the id is missing", %{valid_post_delete: valid_post_delete} do
+      no_id =
+        valid_post_delete
+        |> Map.delete("id")
+
+      {:error, cng} = ObjectValidator.validate(no_id, [])
+
+      assert {:id, {"can't be blank", [validation: :required]}} in cng.errors
+    end
+
+    test "it's invalid if the object doesn't exist", %{valid_post_delete: valid_post_delete} do
+      missing_object =
+        valid_post_delete
+        |> Map.put("object", "http://does.not/exist")
+
+      {:error, cng} = ObjectValidator.validate(missing_object, [])
+
+      assert {:object, {"can't find object", []}} in cng.errors
+    end
+
+    test "it's invalid if the actor of the object and the actor of delete are from different domains",
+         %{valid_post_delete: valid_post_delete} do
+      valid_user = insert(:user)
+
+      valid_other_actor =
+        valid_post_delete
+        |> Map.put("actor", valid_user.ap_id)
+
+      assert match?({:ok, _, _}, ObjectValidator.validate(valid_other_actor, []))
+
+      invalid_other_actor =
+        valid_post_delete
+        |> Map.put("actor", "https://gensokyo.2hu/users/raymoo")
+
+      {:error, cng} = ObjectValidator.validate(invalid_other_actor, [])
+
+      assert {:actor, {"is not allowed to delete object", []}} in cng.errors
+    end
+
+    test "it's valid if the actor of the object is a local superuser",
+         %{valid_post_delete: valid_post_delete} do
+      user =
+        insert(:user, local: true, is_moderator: true, ap_id: "https://gensokyo.2hu/users/raymoo")
+
+      valid_other_actor =
+        valid_post_delete
+        |> Map.put("actor", user.ap_id)
+
+      {:ok, _, meta} = ObjectValidator.validate(valid_other_actor, [])
+      assert meta[:do_not_federate]
+    end
+  end
+
   describe "likes" do
     setup do
       user = insert(:user)
-      {:ok, post_activity} = CommonAPI.post(user, %{"status" => "uguu"})
+      {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
 
       valid_like = %{
         "to" => [user.ap_id],
@@ -106,4 +280,96 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidatorTest do
       assert {:object, valid_like["object"]} in validated.changes
     end
   end
+
+  describe "announces" do
+    setup do
+      user = insert(:user)
+      announcer = insert(:user)
+      {:ok, post_activity} = CommonAPI.post(user, %{status: "uguu"})
+
+      object = Object.normalize(post_activity, false)
+      {:ok, valid_announce, []} = Builder.announce(announcer, object)
+
+      %{
+        valid_announce: valid_announce,
+        user: user,
+        post_activity: post_activity,
+        announcer: announcer
+      }
+    end
+
+    test "returns ok for a valid announce", %{valid_announce: valid_announce} do
+      assert {:ok, _object, _meta} = ObjectValidator.validate(valid_announce, [])
+    end
+
+    test "returns an error if the object can't be found", %{valid_announce: valid_announce} do
+      without_object =
+        valid_announce
+        |> Map.delete("object")
+
+      {:error, cng} = ObjectValidator.validate(without_object, [])
+
+      assert {:object, {"can't be blank", [validation: :required]}} in cng.errors
+
+      nonexisting_object =
+        valid_announce
+        |> Map.put("object", "https://gensokyo.2hu/objects/99999999")
+
+      {:error, cng} = ObjectValidator.validate(nonexisting_object, [])
+
+      assert {:object, {"can't find object", []}} in cng.errors
+    end
+
+    test "returns an error if we don't have the actor", %{valid_announce: valid_announce} do
+      nonexisting_actor =
+        valid_announce
+        |> Map.put("actor", "https://gensokyo.2hu/users/raymoo")
+
+      {:error, cng} = ObjectValidator.validate(nonexisting_actor, [])
+
+      assert {:actor, {"can't find user", []}} in cng.errors
+    end
+
+    test "returns an error if the actor already announced the object", %{
+      valid_announce: valid_announce,
+      announcer: announcer,
+      post_activity: post_activity
+    } do
+      _announce = CommonAPI.repeat(post_activity.id, announcer)
+
+      {:error, cng} = ObjectValidator.validate(valid_announce, [])
+
+      assert {:actor, {"already announced this object", []}} in cng.errors
+      assert {:object, {"already announced by this actor", []}} in cng.errors
+    end
+
+    test "returns an error if the actor can't announce the object", %{
+      announcer: announcer,
+      user: user
+    } do
+      {:ok, post_activity} =
+        CommonAPI.post(user, %{status: "a secret post", visibility: "private"})
+
+      object = Object.normalize(post_activity, false)
+
+      # Another user can't announce it
+      {:ok, announce, []} = Builder.announce(announcer, object, public: false)
+
+      {:error, cng} = ObjectValidator.validate(announce, [])
+
+      assert {:actor, {"can not announce this object", []}} in cng.errors
+
+      # The actor of the object can announce it
+      {:ok, announce, []} = Builder.announce(user, object, public: false)
+
+      assert {:ok, _, _} = ObjectValidator.validate(announce, [])
+
+      # The actor of the object can not announce it publicly
+      {:ok, announce, []} = Builder.announce(user, object, public: true)
+
+      {:error, cng} = ObjectValidator.validate(announce, [])
+
+      assert {:actor, {"can not announce this object publicly", []}} in cng.errors
+    end
+  end
 end

test/web/activity_pub/object_validators/types/recipients_test.exs

@@ -0,0 +1,27 @@
+defmodule Pleroma.Web.ObjectValidators.Types.RecipientsTest do
+  alias Pleroma.Web.ActivityPub.ObjectValidators.Types.Recipients
+  use Pleroma.DataCase
+
+  test "it asserts that all elements of the list are object ids" do
+    list = ["https://lain.com/users/lain", "invalid"]
+
+    assert :error == Recipients.cast(list)
+  end
+
+  test "it works with a list" do
+    list = ["https://lain.com/users/lain"]
+    assert {:ok, list} == Recipients.cast(list)
+  end
+
+  test "it works with a list with whole objects" do
+    list = ["https://lain.com/users/lain", %{"id" => "https://gensokyo.2hu/users/raymoo"}]
+    resulting_list = ["https://gensokyo.2hu/users/raymoo", "https://lain.com/users/lain"]
+    assert {:ok, resulting_list} == Recipients.cast(list)
+  end
+
+  test "it turns a single string into a list" do
+    recipient = "https://lain.com/users/lain"
+
+    assert {:ok, [recipient]} == Recipients.cast(recipient)
+  end
+end

test/web/activity_pub/pipeline_test.exs

@@ -9,6 +9,11 @@ defmodule Pleroma.Web.ActivityPub.PipelineTest do
   import Pleroma.Factory
 
   describe "common_pipeline/2" do
+    setup do
+      clear_config([:instance, :federating], true)
+      :ok
+    end
+
     test "it goes through validation, filtering, persisting, side effects and federation for local activities" do
       activity = insert(:note_activity)
       meta = [local: true]
@@ -83,5 +88,44 @@ defmodule Pleroma.Web.ActivityPub.PipelineTest do
         assert_called(Pleroma.Web.ActivityPub.SideEffects.handle(activity, meta))
       end
     end
+
+    test "it goes through validation, filtering, persisting, side effects without federation for local activities if federation is deactivated" do
+      clear_config([:instance, :federating], false)
+
+      activity = insert(:note_activity)
+      meta = [local: true]
+
+      with_mocks([
+        {Pleroma.Web.ActivityPub.ObjectValidator, [], [validate: fn o, m -> {:ok, o, m} end]},
+        {
+          Pleroma.Web.ActivityPub.MRF,
+          [],
+          [filter: fn o -> {:ok, o} end]
+        },
+        {
+          Pleroma.Web.ActivityPub.ActivityPub,
+          [],
+          [persist: fn o, m -> {:ok, o, m} end]
+        },
+        {
+          Pleroma.Web.ActivityPub.SideEffects,
+          [],
+          [handle: fn o, m -> {:ok, o, m} end]
+        },
+        {
+          Pleroma.Web.Federator,
+          [],
+          []
+        }
+      ]) do
+        assert {:ok, ^activity, ^meta} =
+                 Pleroma.Web.ActivityPub.Pipeline.common_pipeline(activity, meta)
+
+        assert_called(Pleroma.Web.ActivityPub.ObjectValidator.validate(activity, meta))
+        assert_called(Pleroma.Web.ActivityPub.MRF.filter(activity))
+        assert_called(Pleroma.Web.ActivityPub.ActivityPub.persist(activity, meta))
+        assert_called(Pleroma.Web.ActivityPub.SideEffects.handle(activity, meta))
+      end
+    end
   end
 end

test/web/activity_pub/relay_test.exs

@@ -6,7 +6,6 @@ defmodule Pleroma.Web.ActivityPub.RelayTest do
   use Pleroma.DataCase
 
   alias Pleroma.Activity
-  alias Pleroma.Object
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Relay
@@ -95,21 +94,21 @@ defmodule Pleroma.Web.ActivityPub.RelayTest do
       end)
 
       assert capture_log(fn ->
-               assert Relay.publish(activity) == {:error, nil}
-             end) =~ "[error] error: nil"
+               assert Relay.publish(activity) == {:error, false}
+             end) =~ "[error] error: false"
     end
 
     test_with_mock "returns announce activity and publish to federate",
                    Pleroma.Web.Federator,
                    [:passthrough],
                    [] do
-      Pleroma.Config.put([:instance, :federating], true)
+      clear_config([:instance, :federating], true)
       service_actor = Relay.get_actor()
       note = insert(:note_activity)
-      assert {:ok, %Activity{} = activity, %Object{} = obj} = Relay.publish(note)
+      assert {:ok, %Activity{} = activity} = Relay.publish(note)
       assert activity.data["type"] == "Announce"
       assert activity.data["actor"] == service_actor.ap_id
-      assert activity.data["object"] == obj.data["id"]
+      assert activity.data["to"] == [service_actor.follower_address]
       assert called(Pleroma.Web.Federator.publish(activity))
     end
 
@@ -117,13 +116,12 @@ defmodule Pleroma.Web.ActivityPub.RelayTest do
                    Pleroma.Web.Federator,
                    [:passthrough],
                    [] do
-      Pleroma.Config.put([:instance, :federating], false)
+      clear_config([:instance, :federating], false)
       service_actor = Relay.get_actor()
       note = insert(:note_activity)
-      assert {:ok, %Activity{} = activity, %Object{} = obj} = Relay.publish(note)
+      assert {:ok, %Activity{} = activity} = Relay.publish(note)
       assert activity.data["type"] == "Announce"
       assert activity.data["actor"] == service_actor.ap_id
-      assert activity.data["object"] == obj.data["id"]
       refute called(Pleroma.Web.Federator.publish(activity))
     end
   end

test/web/activity_pub/side_effects_test.exs

@@ -3,23 +3,273 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
+  use Oban.Testing, repo: Pleroma.Repo
   use Pleroma.DataCase
 
+  alias Pleroma.Activity
   alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.Repo
+  alias Pleroma.Tests.ObanHelpers
+  alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Builder
   alias Pleroma.Web.ActivityPub.SideEffects
   alias Pleroma.Web.CommonAPI
 
   import Pleroma.Factory
+  import Mock
+
+  describe "delete objects" do
+    setup do
+      user = insert(:user)
+      other_user = insert(:user)
+
+      {:ok, op} = CommonAPI.post(other_user, %{status: "big oof"})
+      {:ok, post} = CommonAPI.post(user, %{status: "hey", in_reply_to_id: op})
+      {:ok, favorite} = CommonAPI.favorite(user, post.id)
+      object = Object.normalize(post)
+      {:ok, delete_data, _meta} = Builder.delete(user, object.data["id"])
+      {:ok, delete_user_data, _meta} = Builder.delete(user, user.ap_id)
+      {:ok, delete, _meta} = ActivityPub.persist(delete_data, local: true)
+      {:ok, delete_user, _meta} = ActivityPub.persist(delete_user_data, local: true)
+
+      %{
+        user: user,
+        delete: delete,
+        post: post,
+        object: object,
+        delete_user: delete_user,
+        op: op,
+        favorite: favorite
+      }
+    end
+
+    test "it handles object deletions", %{
+      delete: delete,
+      post: post,
+      object: object,
+      user: user,
+      op: op,
+      favorite: favorite
+    } do
+      with_mock Pleroma.Web.ActivityPub.ActivityPub, [:passthrough],
+        stream_out: fn _ -> nil end,
+        stream_out_participations: fn _, _ -> nil end do
+        {:ok, delete, _} = SideEffects.handle(delete)
+        user = User.get_cached_by_ap_id(object.data["actor"])
+
+        assert called(Pleroma.Web.ActivityPub.ActivityPub.stream_out(delete))
+        assert called(Pleroma.Web.ActivityPub.ActivityPub.stream_out_participations(object, user))
+      end
+
+      object = Object.get_by_id(object.id)
+      assert object.data["type"] == "Tombstone"
+      refute Activity.get_by_id(post.id)
+      refute Activity.get_by_id(favorite.id)
+
+      user = User.get_by_id(user.id)
+      assert user.note_count == 0
+
+      object = Object.normalize(op.data["object"], false)
+
+      assert object.data["repliesCount"] == 0
+    end
+
+    test "it handles object deletions when the object itself has been pruned", %{
+      delete: delete,
+      post: post,
+      object: object,
+      user: user,
+      op: op
+    } do
+      with_mock Pleroma.Web.ActivityPub.ActivityPub, [:passthrough],
+        stream_out: fn _ -> nil end,
+        stream_out_participations: fn _, _ -> nil end do
+        {:ok, delete, _} = SideEffects.handle(delete)
+        user = User.get_cached_by_ap_id(object.data["actor"])
+
+        assert called(Pleroma.Web.ActivityPub.ActivityPub.stream_out(delete))
+        assert called(Pleroma.Web.ActivityPub.ActivityPub.stream_out_participations(object, user))
+      end
+
+      object = Object.get_by_id(object.id)
+      assert object.data["type"] == "Tombstone"
+      refute Activity.get_by_id(post.id)
+
+      user = User.get_by_id(user.id)
+      assert user.note_count == 0
+
+      object = Object.normalize(op.data["object"], false)
+
+      assert object.data["repliesCount"] == 0
+    end
+
+    test "it handles user deletions", %{delete_user: delete, user: user} do
+      {:ok, _delete, _} = SideEffects.handle(delete)
+      ObanHelpers.perform_all()
+
+      assert User.get_cached_by_ap_id(user.ap_id).deactivated
+    end
+  end
+
+  describe "EmojiReact objects" do
+    setup do
+      poster = insert(:user)
+      user = insert(:user)
+
+      {:ok, post} = CommonAPI.post(poster, %{status: "hey"})
+
+      {:ok, emoji_react_data, []} = Builder.emoji_react(user, post.object, "👌")
+      {:ok, emoji_react, _meta} = ActivityPub.persist(emoji_react_data, local: true)
+
+      %{emoji_react: emoji_react, user: user, poster: poster}
+    end
+
+    test "adds the reaction to the object", %{emoji_react: emoji_react, user: user} do
+      {:ok, emoji_react, _} = SideEffects.handle(emoji_react)
+      object = Object.get_by_ap_id(emoji_react.data["object"])
+
+      assert object.data["reaction_count"] == 1
+      assert ["👌", [user.ap_id]] in object.data["reactions"]
+    end
+
+    test "creates a notification", %{emoji_react: emoji_react, poster: poster} do
+      {:ok, emoji_react, _} = SideEffects.handle(emoji_react)
+      assert Repo.get_by(Notification, user_id: poster.id, activity_id: emoji_react.id)
+    end
+  end
+
+  describe "delete users with confirmation pending" do
+    setup do
+      user = insert(:user, confirmation_pending: true)
+      {:ok, delete_user_data, _meta} = Builder.delete(user, user.ap_id)
+      {:ok, delete_user, _meta} = ActivityPub.persist(delete_user_data, local: true)
+      {:ok, delete: delete_user, user: user}
+    end
+
+    test "when activation is not required", %{delete: delete, user: user} do
+      clear_config([:instance, :account_activation_required], false)
+      {:ok, _, _} = SideEffects.handle(delete)
+      ObanHelpers.perform_all()
+
+      assert User.get_cached_by_id(user.id).deactivated
+    end
+
+    test "when activation is required", %{delete: delete, user: user} do
+      clear_config([:instance, :account_activation_required], true)
+      {:ok, _, _} = SideEffects.handle(delete)
+      ObanHelpers.perform_all()
+
+      refute User.get_cached_by_id(user.id)
+    end
+  end
+
+  describe "Undo objects" do
+    setup do
+      poster = insert(:user)
+      user = insert(:user)
+      {:ok, post} = CommonAPI.post(poster, %{status: "hey"})
+      {:ok, like} = CommonAPI.favorite(user, post.id)
+      {:ok, reaction} = CommonAPI.react_with_emoji(post.id, user, "👍")
+      {:ok, announce} = CommonAPI.repeat(post.id, user)
+      {:ok, block} = ActivityPub.block(user, poster)
+      User.block(user, poster)
+
+      {:ok, undo_data, _meta} = Builder.undo(user, like)
+      {:ok, like_undo, _meta} = ActivityPub.persist(undo_data, local: true)
+
+      {:ok, undo_data, _meta} = Builder.undo(user, reaction)
+      {:ok, reaction_undo, _meta} = ActivityPub.persist(undo_data, local: true)
+
+      {:ok, undo_data, _meta} = Builder.undo(user, announce)
+      {:ok, announce_undo, _meta} = ActivityPub.persist(undo_data, local: true)
+
+      {:ok, undo_data, _meta} = Builder.undo(user, block)
+      {:ok, block_undo, _meta} = ActivityPub.persist(undo_data, local: true)
+
+      %{
+        like_undo: like_undo,
+        post: post,
+        like: like,
+        reaction_undo: reaction_undo,
+        reaction: reaction,
+        announce_undo: announce_undo,
+        announce: announce,
+        block_undo: block_undo,
+        block: block,
+        poster: poster,
+        user: user
+      }
+    end
+
+    test "deletes the original block", %{block_undo: block_undo, block: block} do
+      {:ok, _block_undo, _} = SideEffects.handle(block_undo)
+      refute Activity.get_by_id(block.id)
+    end
+
+    test "unblocks the blocked user", %{block_undo: block_undo, block: block} do
+      blocker = User.get_by_ap_id(block.data["actor"])
+      blocked = User.get_by_ap_id(block.data["object"])
+
+      {:ok, _block_undo, _} = SideEffects.handle(block_undo)
+      refute User.blocks?(blocker, blocked)
+    end
+
+    test "an announce undo removes the announce from the object", %{
+      announce_undo: announce_undo,
+      post: post
+    } do
+      {:ok, _announce_undo, _} = SideEffects.handle(announce_undo)
+
+      object = Object.get_by_ap_id(post.data["object"])
+
+      assert object.data["announcement_count"] == 0
+      assert object.data["announcements"] == []
+    end
+
+    test "deletes the original announce", %{announce_undo: announce_undo, announce: announce} do
+      {:ok, _announce_undo, _} = SideEffects.handle(announce_undo)
+      refute Activity.get_by_id(announce.id)
+    end
+
+    test "a reaction undo removes the reaction from the object", %{
+      reaction_undo: reaction_undo,
+      post: post
+    } do
+      {:ok, _reaction_undo, _} = SideEffects.handle(reaction_undo)
+
+      object = Object.get_by_ap_id(post.data["object"])
+
+      assert object.data["reaction_count"] == 0
+      assert object.data["reactions"] == []
+    end
+
+    test "deletes the original reaction", %{reaction_undo: reaction_undo, reaction: reaction} do
+      {:ok, _reaction_undo, _} = SideEffects.handle(reaction_undo)
+      refute Activity.get_by_id(reaction.id)
+    end
+
+    test "a like undo removes the like from the object", %{like_undo: like_undo, post: post} do
+      {:ok, _like_undo, _} = SideEffects.handle(like_undo)
+
+      object = Object.get_by_ap_id(post.data["object"])
+
+      assert object.data["like_count"] == 0
+      assert object.data["likes"] == []
+    end
+
+    test "deletes the original like", %{like_undo: like_undo, like: like} do
+      {:ok, _like_undo, _} = SideEffects.handle(like_undo)
+      refute Activity.get_by_id(like.id)
+    end
+  end
 
   describe "like objects" do
     setup do
       poster = insert(:user)
       user = insert(:user)
-      {:ok, post} = CommonAPI.post(poster, %{"status" => "hey"})
+      {:ok, post} = CommonAPI.post(poster, %{status: "hey"})
 
       {:ok, like_data, _meta} = Builder.like(user, post.object)
       {:ok, like, _meta} = ActivityPub.persist(like_data, local: true)
@@ -39,4 +289,61 @@ defmodule Pleroma.Web.ActivityPub.SideEffectsTest do
       assert Repo.get_by(Notification, user_id: poster.id, activity_id: like.id)
     end
   end
+
+  describe "announce objects" do
+    setup do
+      poster = insert(:user)
+      user = insert(:user)
+      {:ok, post} = CommonAPI.post(poster, %{status: "hey"})
+      {:ok, private_post} = CommonAPI.post(poster, %{status: "hey", visibility: "private"})
+
+      {:ok, announce_data, _meta} = Builder.announce(user, post.object, public: true)
+
+      {:ok, private_announce_data, _meta} =
+        Builder.announce(user, private_post.object, public: false)
+
+      {:ok, relay_announce_data, _meta} =
+        Builder.announce(Pleroma.Web.ActivityPub.Relay.get_actor(), post.object, public: true)
+
+      {:ok, announce, _meta} = ActivityPub.persist(announce_data, local: true)
+      {:ok, private_announce, _meta} = ActivityPub.persist(private_announce_data, local: true)
+      {:ok, relay_announce, _meta} = ActivityPub.persist(relay_announce_data, local: true)
+
+      %{
+        announce: announce,
+        user: user,
+        poster: poster,
+        private_announce: private_announce,
+        relay_announce: relay_announce
+      }
+    end
+
+    test "adds the announce to the original object", %{announce: announce, user: user} do
+      {:ok, announce, _} = SideEffects.handle(announce)
+      object = Object.get_by_ap_id(announce.data["object"])
+      assert object.data["announcement_count"] == 1
+      assert user.ap_id in object.data["announcements"]
+    end
+
+    test "does not add the announce to the original object if the actor is a service actor", %{
+      relay_announce: announce
+    } do
+      {:ok, announce, _} = SideEffects.handle(announce)
+      object = Object.get_by_ap_id(announce.data["object"])
+      assert object.data["announcement_count"] == nil
+    end
+
+    test "creates a notification", %{announce: announce, poster: poster} do
+      {:ok, announce, _} = SideEffects.handle(announce)
+      assert Repo.get_by(Notification, user_id: poster.id, activity_id: announce.id)
+    end
+
+    test "it streams out the announce", %{announce: announce} do
+      with_mock Pleroma.Web.ActivityPub.ActivityPub, [:passthrough], stream_out: fn _ -> nil end do
+        {:ok, announce, _} = SideEffects.handle(announce)
+
+        assert called(Pleroma.Web.ActivityPub.ActivityPub.stream_out(announce))
+      end
+    end
+  end
 end

test/web/activity_pub/transmogrifier/announce_handling_test.exs

@@ -0,0 +1,172 @@
+# 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.AnnounceHandlingTest do
+  use Pleroma.DataCase
+
+  alias Pleroma.Activity
+  alias Pleroma.Object
+  alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Web.CommonAPI
+
+  import Pleroma.Factory
+
+  test "it works for incoming honk announces" do
+    user = insert(:user, ap_id: "https://honktest/u/test", local: false)
+    other_user = insert(:user)
+    {:ok, post} = CommonAPI.post(other_user, %{status: "bonkeronk"})
+
+    announce = %{
+      "@context" => "https://www.w3.org/ns/activitystreams",
+      "actor" => "https://honktest/u/test",
+      "id" => "https://honktest/u/test/bonk/1793M7B9MQ48847vdx",
+      "object" => post.data["object"],
+      "published" => "2019-06-25T19:33:58Z",
+      "to" => "https://www.w3.org/ns/activitystreams#Public",
+      "type" => "Announce"
+    }
+
+    {:ok, %Activity{local: false}} = Transmogrifier.handle_incoming(announce)
+
+    object = Object.get_by_ap_id(post.data["object"])
+
+    assert length(object.data["announcements"]) == 1
+    assert user.ap_id in object.data["announcements"]
+  end
+
+  test "it works for incoming announces with actor being inlined (kroeg)" do
+    data = File.read!("test/fixtures/kroeg-announce-with-inline-actor.json") |> Poison.decode!()
+
+    _user = insert(:user, local: false, ap_id: data["actor"]["id"])
+    other_user = insert(:user)
+
+    {:ok, post} = CommonAPI.post(other_user, %{status: "kroegeroeg"})
+
+    data =
+      data
+      |> put_in(["object", "id"], post.data["object"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "https://puckipedia.com/"
+  end
+
+  test "it works for incoming announces, fetching the announced object" do
+    data =
+      File.read!("test/fixtures/mastodon-announce.json")
+      |> Poison.decode!()
+      |> Map.put("object", "http://mastodon.example.org/users/admin/statuses/99541947525187367")
+
+    Tesla.Mock.mock(fn
+      %{method: :get} ->
+        %Tesla.Env{status: 200, body: File.read!("test/fixtures/mastodon-note-object.json")}
+    end)
+
+    _user = insert(:user, local: false, ap_id: data["actor"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+    assert data["type"] == "Announce"
+
+    assert data["id"] ==
+             "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
+
+    assert data["object"] ==
+             "http://mastodon.example.org/users/admin/statuses/99541947525187367"
+
+    assert(Activity.get_create_by_object_ap_id(data["object"]))
+  end
+
+  @tag capture_log: true
+  test "it works for incoming announces with an existing activity" do
+    user = insert(:user)
+    {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
+
+    data =
+      File.read!("test/fixtures/mastodon-announce.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+
+    _user = insert(:user, local: false, ap_id: data["actor"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+    assert data["type"] == "Announce"
+
+    assert data["id"] ==
+             "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
+
+    assert data["object"] == activity.data["object"]
+
+    assert Activity.get_create_by_object_ap_id(data["object"]).id == activity.id
+  end
+
+  # Ignore inlined activities for now
+  @tag skip: true
+  test "it works for incoming announces with an inlined activity" do
+    data =
+      File.read!("test/fixtures/mastodon-announce-private.json")
+      |> Poison.decode!()
+
+    _user =
+      insert(:user,
+        local: false,
+        ap_id: data["actor"],
+        follower_address: data["actor"] <> "/followers"
+      )
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+    assert data["type"] == "Announce"
+
+    assert data["id"] ==
+             "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
+
+    object = Object.normalize(data["object"])
+
+    assert object.data["id"] == "http://mastodon.example.org/@admin/99541947525187368"
+    assert object.data["content"] == "this is a private toot"
+  end
+
+  @tag capture_log: true
+  test "it rejects incoming announces with an inlined activity from another origin" do
+    Tesla.Mock.mock(fn
+      %{method: :get} -> %Tesla.Env{status: 404, body: ""}
+    end)
+
+    data =
+      File.read!("test/fixtures/bogus-mastodon-announce.json")
+      |> Poison.decode!()
+
+    _user = insert(:user, local: false, ap_id: data["actor"])
+
+    assert {:error, e} = Transmogrifier.handle_incoming(data)
+  end
+
+  test "it does not clobber the addressing on announce activities" do
+    user = insert(:user)
+    {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
+
+    data =
+      File.read!("test/fixtures/mastodon-announce.json")
+      |> Poison.decode!()
+      |> Map.put("object", Object.normalize(activity).data["id"])
+      |> Map.put("to", ["http://mastodon.example.org/users/admin/followers"])
+      |> Map.put("cc", [])
+
+    _user =
+      insert(:user,
+        local: false,
+        ap_id: data["actor"],
+        follower_address: "http://mastodon.example.org/users/admin/followers"
+      )
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["to"] == ["http://mastodon.example.org/users/admin/followers"]
+  end
+end

test/web/activity_pub/transmogrifier/delete_handling_test.exs

@@ -0,0 +1,114 @@
+# 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

test/web/activity_pub/transmogrifier/emoji_react_handling_test.exs

@@ -0,0 +1,61 @@
+# 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.EmojiReactHandlingTest do
+  use Pleroma.DataCase
+
+  alias Pleroma.Activity
+  alias Pleroma.Object
+  alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Web.CommonAPI
+
+  import Pleroma.Factory
+
+  test "it works for incoming emoji reactions" do
+    user = insert(:user)
+    other_user = insert(:user, local: false)
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
+
+    data =
+      File.read!("test/fixtures/emoji-reaction.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+      |> Map.put("actor", other_user.ap_id)
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == other_user.ap_id
+    assert data["type"] == "EmojiReact"
+    assert data["id"] == "http://mastodon.example.org/users/admin#reactions/2"
+    assert data["object"] == activity.data["object"]
+    assert data["content"] == "👌"
+
+    object = Object.get_by_ap_id(data["object"])
+
+    assert object.data["reaction_count"] == 1
+    assert match?([["👌", _]], object.data["reactions"])
+  end
+
+  test "it reject invalid emoji reactions" do
+    user = insert(:user)
+    other_user = insert(:user, local: false)
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
+
+    data =
+      File.read!("test/fixtures/emoji-reaction-too-long.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+      |> Map.put("actor", other_user.ap_id)
+
+    assert {:error, _} = Transmogrifier.handle_incoming(data)
+
+    data =
+      File.read!("test/fixtures/emoji-reaction-no-emoji.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+      |> Map.put("actor", other_user.ap_id)
+
+    assert {:error, _} = Transmogrifier.handle_incoming(data)
+  end
+end

test/web/activity_pub/transmogrifier/like_handling_test.exs

@@ -14,7 +14,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
   test "it works for incoming likes" do
     user = insert(:user)
 
-    {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
 
     data =
       File.read!("test/fixtures/mastodon-like.json")
@@ -36,7 +36,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
   test "it works for incoming misskey likes, turning them into EmojiReacts" do
     user = insert(:user)
 
-    {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
 
     data =
       File.read!("test/fixtures/misskey-like.json")
@@ -57,7 +57,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
   test "it works for incoming misskey likes that contain unicode emojis, turning them into EmojiReacts" do
     user = insert(:user)
 
-    {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
 
     data =
       File.read!("test/fixtures/misskey-like.json")

test/web/activity_pub/transmogrifier/undo_handling_test.exs

@@ -0,0 +1,185 @@
+# 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.UndoHandlingTest do
+  use Pleroma.DataCase
+
+  alias Pleroma.Activity
+  alias Pleroma.Object
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Web.CommonAPI
+
+  import Pleroma.Factory
+
+  test "it works for incoming emoji reaction undos" do
+    user = insert(:user)
+
+    {:ok, activity} = CommonAPI.post(user, %{status: "hello"})
+    {:ok, reaction_activity} = CommonAPI.react_with_emoji(activity.id, user, "👌")
+
+    data =
+      File.read!("test/fixtures/mastodon-undo-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", reaction_activity.data["id"])
+      |> Map.put("actor", user.ap_id)
+
+    {:ok, activity} = Transmogrifier.handle_incoming(data)
+
+    assert activity.actor == user.ap_id
+    assert activity.data["id"] == data["id"]
+    assert activity.data["type"] == "Undo"
+  end
+
+  test "it returns an error for incoming unlikes wihout a like activity" do
+    user = insert(:user)
+    {:ok, activity} = CommonAPI.post(user, %{status: "leave a like pls"})
+
+    data =
+      File.read!("test/fixtures/mastodon-undo-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+
+    assert Transmogrifier.handle_incoming(data) == :error
+  end
+
+  test "it works for incoming unlikes with an existing like activity" do
+    user = insert(:user)
+    {:ok, activity} = CommonAPI.post(user, %{status: "leave a like pls"})
+
+    like_data =
+      File.read!("test/fixtures/mastodon-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+
+    _liker = insert(:user, ap_id: like_data["actor"], local: false)
+
+    {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
+
+    data =
+      File.read!("test/fixtures/mastodon-undo-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", like_data)
+      |> Map.put("actor", like_data["actor"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+    assert data["type"] == "Undo"
+    assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
+    assert data["object"] == "http://mastodon.example.org/users/admin#likes/2"
+
+    note = Object.get_by_ap_id(like_data["object"])
+    assert note.data["like_count"] == 0
+    assert note.data["likes"] == []
+  end
+
+  test "it works for incoming unlikes with an existing like activity and a compact object" do
+    user = insert(:user)
+    {:ok, activity} = CommonAPI.post(user, %{status: "leave a like pls"})
+
+    like_data =
+      File.read!("test/fixtures/mastodon-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", activity.data["object"])
+
+    _liker = insert(:user, ap_id: like_data["actor"], local: false)
+
+    {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
+
+    data =
+      File.read!("test/fixtures/mastodon-undo-like.json")
+      |> Poison.decode!()
+      |> Map.put("object", like_data["id"])
+      |> Map.put("actor", like_data["actor"])
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+    assert data["type"] == "Undo"
+    assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
+    assert data["object"] == "http://mastodon.example.org/users/admin#likes/2"
+  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"])
+
+    _announcer = insert(:user, ap_id: announce_data["actor"], local: false)
+
+    {: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"] ==
+             "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
+  end
+
+  test "it works for incomming unfollows with an existing follow" do
+    user = insert(:user)
+
+    follow_data =
+      File.read!("test/fixtures/mastodon-follow-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", user.ap_id)
+
+    _follower = insert(:user, ap_id: follow_data["actor"], local: false)
+
+    {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(follow_data)
+
+    data =
+      File.read!("test/fixtures/mastodon-unfollow-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", follow_data)
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+    assert data["type"] == "Undo"
+    assert data["object"]["type"] == "Follow"
+    assert data["object"]["object"] == user.ap_id
+    assert data["actor"] == "http://mastodon.example.org/users/admin"
+
+    refute User.following?(User.get_cached_by_ap_id(data["actor"]), user)
+  end
+
+  test "it works for incoming unblocks with an existing block" do
+    user = insert(:user)
+
+    block_data =
+      File.read!("test/fixtures/mastodon-block-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", user.ap_id)
+
+    _blocker = insert(:user, ap_id: block_data["actor"], local: false)
+
+    {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(block_data)
+
+    data =
+      File.read!("test/fixtures/mastodon-unblock-activity.json")
+      |> Poison.decode!()
+      |> Map.put("object", block_data)
+
+    {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+    assert data["type"] == "Undo"
+    assert data["object"] == block_data["id"]
+
+    blocker = User.get_cached_by_ap_id(data["actor"])
+
+    refute User.blocks?(blocker, user)
+  end
+end

test/web/activity_pub/transmogrifier_test.exs

@@ -28,6 +28,63 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
   setup do: clear_config([:instance, :max_remote_account_fields])
 
   describe "handle_incoming" do
+    test "it works for incoming notices with tag not being an array (kroeg)" do
+      data = File.read!("test/fixtures/kroeg-array-less-emoji.json") |> Poison.decode!()
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+      object = Object.normalize(data["object"])
+
+      assert object.data["emoji"] == %{
+               "icon_e_smile" => "https://puckipedia.com/forum/images/smilies/icon_e_smile.png"
+             }
+
+      data = File.read!("test/fixtures/kroeg-array-less-hashtag.json") |> Poison.decode!()
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+      object = Object.normalize(data["object"])
+
+      assert "test" in object.data["tag"]
+    end
+
+    test "it works for incoming notices with url not being a string (prismo)" do
+      data = File.read!("test/fixtures/prismo-url-map.json") |> Poison.decode!()
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+      object = Object.normalize(data["object"])
+
+      assert object.data["url"] == "https://prismo.news/posts/83"
+    end
+
+    test "it cleans up incoming notices which are not really DMs" do
+      user = insert(:user)
+      other_user = insert(:user)
+
+      to = [user.ap_id, other_user.ap_id]
+
+      data =
+        File.read!("test/fixtures/mastodon-post-activity.json")
+        |> Poison.decode!()
+        |> Map.put("to", to)
+        |> Map.put("cc", [])
+
+      object =
+        data["object"]
+        |> Map.put("to", to)
+        |> Map.put("cc", [])
+
+      data = Map.put(data, "object", object)
+
+      {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
+
+      assert data["to"] == []
+      assert data["cc"] == to
+
+      object_data = Object.normalize(activity).data
+
+      assert object_data["to"] == []
+      assert object_data["cc"] == to
+    end
+
     test "it ignores an incoming notice if we already have it" do
       activity = insert(:note_activity)
 
@@ -212,8 +269,8 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" => "suya...",
-          "poll" => %{"options" => ["suya", "suya.", "suya.."], "expires_in" => 10}
+          status: "suya...",
+          poll: %{options: ["suya", "suya.", "suya.."], expires_in: 10}
         })
 
       object = Object.normalize(activity)
@@ -260,272 +317,6 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
                "<p>henlo from my Psion netBook</p><p>message sent from my Psion netBook</p>"
     end
 
-    test "it works for incoming announces with actor being inlined (kroeg)" do
-      data = File.read!("test/fixtures/kroeg-announce-with-inline-actor.json") |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "https://puckipedia.com/"
-    end
-
-    test "it works for incoming notices with tag not being an array (kroeg)" do
-      data = File.read!("test/fixtures/kroeg-array-less-emoji.json") |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-      object = Object.normalize(data["object"])
-
-      assert object.data["emoji"] == %{
-               "icon_e_smile" => "https://puckipedia.com/forum/images/smilies/icon_e_smile.png"
-             }
-
-      data = File.read!("test/fixtures/kroeg-array-less-hashtag.json") |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-      object = Object.normalize(data["object"])
-
-      assert "test" in object.data["tag"]
-    end
-
-    test "it works for incoming notices with url not being a string (prismo)" do
-      data = File.read!("test/fixtures/prismo-url-map.json") |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-      object = Object.normalize(data["object"])
-
-      assert object.data["url"] == "https://prismo.news/posts/83"
-    end
-
-    test "it cleans up incoming notices which are not really DMs" do
-      user = insert(:user)
-      other_user = insert(:user)
-
-      to = [user.ap_id, other_user.ap_id]
-
-      data =
-        File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
-        |> Map.put("to", to)
-        |> Map.put("cc", [])
-
-      object =
-        data["object"]
-        |> Map.put("to", to)
-        |> Map.put("cc", [])
-
-      data = Map.put(data, "object", object)
-
-      {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
-
-      assert data["to"] == []
-      assert data["cc"] == to
-
-      object_data = Object.normalize(activity).data
-
-      assert object_data["to"] == []
-      assert object_data["cc"] == to
-    end
-
-    test "it works for incoming emoji reactions" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
-
-      data =
-        File.read!("test/fixtures/emoji-reaction.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "EmojiReact"
-      assert data["id"] == "http://mastodon.example.org/users/admin#reactions/2"
-      assert data["object"] == activity.data["object"]
-      assert data["content"] == "👌"
-    end
-
-    test "it reject invalid emoji reactions" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
-
-      data =
-        File.read!("test/fixtures/emoji-reaction-too-long.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      assert :error = Transmogrifier.handle_incoming(data)
-
-      data =
-        File.read!("test/fixtures/emoji-reaction-no-emoji.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      assert :error = Transmogrifier.handle_incoming(data)
-    end
-
-    test "it works for incoming emoji reaction undos" do
-      user = insert(:user)
-
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
-      {:ok, reaction_activity, _object} = CommonAPI.react_with_emoji(activity.id, user, "👌")
-
-      data =
-        File.read!("test/fixtures/mastodon-undo-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", reaction_activity.data["id"])
-        |> Map.put("actor", user.ap_id)
-
-      {:ok, activity} = Transmogrifier.handle_incoming(data)
-
-      assert activity.actor == user.ap_id
-      assert activity.data["id"] == data["id"]
-      assert activity.data["type"] == "Undo"
-    end
-
-    test "it returns an error for incoming unlikes wihout a like activity" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
-
-      data =
-        File.read!("test/fixtures/mastodon-undo-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      assert Transmogrifier.handle_incoming(data) == :error
-    end
-
-    test "it works for incoming unlikes with an existing like activity" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
-
-      like_data =
-        File.read!("test/fixtures/mastodon-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
-
-      data =
-        File.read!("test/fixtures/mastodon-undo-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", like_data)
-        |> Map.put("actor", like_data["actor"])
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "Undo"
-      assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
-      assert data["object"]["id"] == "http://mastodon.example.org/users/admin#likes/2"
-    end
-
-    test "it works for incoming unlikes with an existing like activity and a compact object" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "leave a like pls"})
-
-      like_data =
-        File.read!("test/fixtures/mastodon-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      {:ok, %Activity{data: like_data, local: false}} = Transmogrifier.handle_incoming(like_data)
-
-      data =
-        File.read!("test/fixtures/mastodon-undo-like.json")
-        |> Poison.decode!()
-        |> Map.put("object", like_data["id"])
-        |> Map.put("actor", like_data["actor"])
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "Undo"
-      assert data["id"] == "http://mastodon.example.org/users/admin#likes/2/undo"
-      assert data["object"]["id"] == "http://mastodon.example.org/users/admin#likes/2"
-    end
-
-    test "it works for incoming announces" do
-      data = File.read!("test/fixtures/mastodon-announce.json") |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "Announce"
-
-      assert data["id"] ==
-               "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
-
-      assert data["object"] ==
-               "http://mastodon.example.org/users/admin/statuses/99541947525187367"
-
-      assert Activity.get_create_by_object_ap_id(data["object"])
-    end
-
-    test "it works for incoming announces with an existing activity" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
-
-      data =
-        File.read!("test/fixtures/mastodon-announce.json")
-        |> Poison.decode!()
-        |> Map.put("object", activity.data["object"])
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "Announce"
-
-      assert data["id"] ==
-               "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
-
-      assert data["object"] == activity.data["object"]
-
-      assert Activity.get_create_by_object_ap_id(data["object"]).id == activity.id
-    end
-
-    test "it works for incoming announces with an inlined activity" do
-      data =
-        File.read!("test/fixtures/mastodon-announce-private.json")
-        |> Poison.decode!()
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-      assert data["type"] == "Announce"
-
-      assert data["id"] ==
-               "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
-
-      object = Object.normalize(data["object"])
-
-      assert object.data["id"] == "http://mastodon.example.org/@admin/99541947525187368"
-      assert object.data["content"] == "this is a private toot"
-    end
-
-    @tag capture_log: true
-    test "it rejects incoming announces with an inlined activity from another origin" do
-      data =
-        File.read!("test/fixtures/bogus-mastodon-announce.json")
-        |> Poison.decode!()
-
-      assert :error = Transmogrifier.handle_incoming(data)
-    end
-
-    test "it does not clobber the addressing on announce activities" do
-      user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
-
-      data =
-        File.read!("test/fixtures/mastodon-announce.json")
-        |> Poison.decode!()
-        |> Map.put("object", Object.normalize(activity).data["id"])
-        |> Map.put("to", ["http://mastodon.example.org/users/admin/followers"])
-        |> Map.put("cc", [])
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-
-      assert data["to"] == ["http://mastodon.example.org/users/admin/followers"]
-    end
-
     test "it ensures that as:Public activities make it to their followers collection" do
       user = insert(:user)
 
@@ -598,8 +389,8 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
     test "it strips internal reactions" do
       user = insert(:user)
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "#cofe"})
-      {:ok, _, _} = CommonAPI.react_with_emoji(activity.id, user, "📢")
+      {:ok, activity} = CommonAPI.post(user, %{status: "#cofe"})
+      {:ok, _} = CommonAPI.react_with_emoji(activity.id, user, "📢")
 
       %{object: object} = Activity.get_by_id_with_object(activity.id)
       assert Map.has_key?(object.data, "reactions")
@@ -766,113 +557,6 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       assert user.locked == true
     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!()
-
-      object =
-        data["object"]
-        |> Map.put("id", activity.data["object"])
-
-      data =
-        data
-        |> Map.put("object", object)
-        |> Map.put("actor", deleting_user.ap_id)
-
-      {:ok, %Activity{actor: actor, local: false, data: %{"id" => id}}} =
-        Transmogrifier.handle_incoming(data)
-
-      assert id == data["id"]
-      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)
-
-      data =
-        File.read!("test/fixtures/mastodon-delete.json")
-        |> Poison.decode!()
-
-      object =
-        data["object"]
-        |> Map.put("id", activity.data["object"])
-
-      data =
-        data
-        |> Map.put("object", object)
-
-      assert capture_log(fn ->
-               :error = Transmogrifier.handle_incoming(data)
-             end) =~
-               "[error] Could not decode user at fetch http://mastodon.example.org/users/gargron, {:error, :nxdomain}"
-
-      assert Activity.get_by_id(activity.id)
-    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", local: false)
-
-      data =
-        File.read!("test/fixtures/mastodon-delete-user.json")
-        |> Poison.decode!()
-
-      {:ok, _} = Transmogrifier.handle_incoming(data)
-      ObanHelpers.perform_all()
-
-      refute User.get_cached_by_ap_id(ap_id)
-    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 capture_log(fn ->
-               assert :error == Transmogrifier.handle_incoming(data)
-             end) =~ "Object containment failed"
-
-      assert User.get_cached_by_ap_id(ap_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"])
-
-      {: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 object_data = data["object"]
-      assert object_data["type"] == "Announce"
-      assert object_data["object"] == activity.data["object"]
-
-      assert object_data["id"] ==
-               "http://mastodon.example.org/users/admin/statuses/99542391527669785/activity"
-    end
-
     test "it works for incomming unfollows with an existing follow" do
       user = insert(:user)
 
@@ -967,32 +651,6 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       refute User.following?(blocked, blocker)
     end
 
-    test "it works for incoming unblocks with an existing block" do
-      user = insert(:user)
-
-      block_data =
-        File.read!("test/fixtures/mastodon-block-activity.json")
-        |> Poison.decode!()
-        |> Map.put("object", user.ap_id)
-
-      {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(block_data)
-
-      data =
-        File.read!("test/fixtures/mastodon-unblock-activity.json")
-        |> Poison.decode!()
-        |> Map.put("object", block_data)
-
-      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
-      assert data["type"] == "Undo"
-      assert data["object"]["type"] == "Block"
-      assert data["object"]["object"] == user.ap_id
-      assert data["actor"] == "http://mastodon.example.org/users/admin"
-
-      blocker = User.get_cached_by_ap_id(data["actor"])
-
-      refute User.blocks?(blocker, user)
-    end
-
     test "it works for incoming accepts which were pre-accepted" do
       follower = insert(:user)
       followed = insert(:user)
@@ -1066,6 +724,12 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       follower = User.get_cached_by_id(follower.id)
 
       assert User.following?(follower, followed) == true
+
+      follower = User.get_by_id(follower.id)
+      assert follower.following_count == 1
+
+      followed = User.get_by_id(followed.id)
+      assert followed.follower_count == 1
     end
 
     test "it fails for incoming accepts which cannot be correlated" do
@@ -1223,7 +887,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       user = insert(:user)
       other_user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "test post"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "test post"})
       object = Object.normalize(activity)
 
       note_obj = %{
@@ -1367,13 +1031,13 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     setup do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "post1"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "post1"})
 
       {:ok, reply1} =
-        CommonAPI.post(user, %{"status" => "reply1", "in_reply_to_status_id" => activity.id})
+        CommonAPI.post(user, %{status: "reply1", in_reply_to_status_id: activity.id})
 
       {:ok, reply2} =
-        CommonAPI.post(user, %{"status" => "reply2", "in_reply_to_status_id" => activity.id})
+        CommonAPI.post(user, %{status: "reply2", in_reply_to_status_id: activity.id})
 
       replies_uris = Enum.map([reply1, reply2], fn a -> a.object.data["id"] end)
 
@@ -1413,9 +1077,9 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "it inlines private announced objects" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey", "visibility" => "private"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "hey", visibility: "private"})
 
-      {:ok, announce_activity, _} = CommonAPI.repeat(activity.id, user)
+      {:ok, announce_activity} = CommonAPI.repeat(activity.id, user)
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(announce_activity.data)
 
@@ -1428,31 +1092,36 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       other_user = insert(:user)
 
       {:ok, activity} =
-        CommonAPI.post(user, %{"status" => "hey, @#{other_user.nickname}, how are ya? #2hu"})
+        CommonAPI.post(user, %{status: "hey, @#{other_user.nickname}, how are ya? #2hu"})
 
-      {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
-      object = modified["object"]
+      with_mock Pleroma.Notification,
+        get_notified_from_activity: fn _, _ -> [] end do
+        {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
-      expected_mention = %{
-        "href" => other_user.ap_id,
-        "name" => "@#{other_user.nickname}",
-        "type" => "Mention"
-      }
+        object = modified["object"]
 
-      expected_tag = %{
-        "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
-        "type" => "Hashtag",
-        "name" => "#2hu"
-      }
+        expected_mention = %{
+          "href" => other_user.ap_id,
+          "name" => "@#{other_user.nickname}",
+          "type" => "Mention"
+        }
 
-      assert Enum.member?(object["tag"], expected_tag)
-      assert Enum.member?(object["tag"], expected_mention)
+        expected_tag = %{
+          "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
+          "type" => "Hashtag",
+          "name" => "#2hu"
+        }
+
+        refute called(Pleroma.Notification.get_notified_from_activity(:_, :_))
+        assert Enum.member?(object["tag"], expected_tag)
+        assert Enum.member?(object["tag"], expected_mention)
+      end
     end
 
     test "it adds the sensitive property" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "#nsfw hey"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "#nsfw hey"})
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
       assert modified["object"]["sensitive"]
@@ -1461,7 +1130,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "it adds the json-ld context and the conversation property" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
       assert modified["@context"] ==
@@ -1473,7 +1142,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "it sets the 'attributedTo' property to the actor of the object if it doesn't have one" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "hey"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "hey"})
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
       assert modified["object"]["actor"] == modified["object"]["attributedTo"]
@@ -1482,7 +1151,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "it strips internal hashtag data" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "#2hu"})
 
       expected_tag = %{
         "href" => Pleroma.Web.Endpoint.url() <> "/tags/2hu",
@@ -1498,7 +1167,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "it strips internal fields" do
       user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "#2hu :firefox:"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "#2hu :firefox:"})
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
@@ -1530,14 +1199,13 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       user = insert(:user)
       other_user = insert(:user)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "2hu :moominmamma:"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "2hu :moominmamma:"})
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
       assert modified["directMessage"] == false
 
-      {:ok, activity} =
-        CommonAPI.post(user, %{"status" => "@#{other_user.nickname} :moominmamma:"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "@#{other_user.nickname} :moominmamma:"})
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
@@ -1545,8 +1213,8 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" => "@#{other_user.nickname} :moominmamma:",
-          "visibility" => "direct"
+          status: "@#{other_user.nickname} :moominmamma:",
+          visibility: "direct"
         })
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
@@ -1558,8 +1226,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       user = insert(:user)
       {:ok, list} = Pleroma.List.create("foo", user)
 
-      {:ok, activity} =
-        CommonAPI.post(user, %{"status" => "foobar", "visibility" => "list:#{list.id}"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "foobar", visibility: "list:#{list.id}"})
 
       {:ok, modified} = Transmogrifier.prepare_outgoing(activity.data)
 
@@ -1594,8 +1261,8 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       user_two = insert(:user)
       Pleroma.FollowingRelationship.follow(user_two, user, :follow_accept)
 
-      {:ok, activity} = CommonAPI.post(user, %{"status" => "test"})
-      {:ok, unrelated_activity} = CommonAPI.post(user_two, %{"status" => "test"})
+      {:ok, activity} = CommonAPI.post(user, %{status: "test"})
+      {:ok, unrelated_activity} = CommonAPI.post(user_two, %{status: "test"})
       assert "http://localhost:4001/users/rye@niu.moe/followers" in activity.recipients
 
       user = User.get_cached_by_id(user.id)
@@ -1667,7 +1334,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       }
 
       assert capture_log(fn ->
-               :error = Transmogrifier.handle_incoming(data)
+               {:error, _} = Transmogrifier.handle_incoming(data)
              end) =~ "Object containment failed"
     end
 
@@ -1682,7 +1349,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       }
 
       assert capture_log(fn ->
-               :error = Transmogrifier.handle_incoming(data)
+               {:error, _} = Transmogrifier.handle_incoming(data)
              end) =~ "Object containment failed"
     end
 
@@ -1697,7 +1364,7 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       }
 
       assert capture_log(fn ->
-               :error = Transmogrifier.handle_incoming(data)
+               {:error, _} = Transmogrifier.handle_incoming(data)
              end) =~ "Object containment failed"
     end
   end
@@ -1761,8 +1428,8 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
     {:ok, poll_activity} =
       CommonAPI.post(user, %{
-        "status" => "suya...",
-        "poll" => %{"options" => ["suya", "suya.", "suya.."], "expires_in" => 10}
+        status: "suya...",
+        poll: %{options: ["suya", "suya.", "suya.."], expires_in: 10}
       })
 
     poll_object = Object.normalize(poll_activity)
@@ -2105,28 +1772,27 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
     test "sets `replies` collection with a limited number of self-replies" do
       [user, another_user] = insert_list(2, :user)
 
-      {:ok, %{id: id1} = activity} = CommonAPI.post(user, %{"status" => "1"})
+      {:ok, %{id: id1} = activity} = CommonAPI.post(user, %{status: "1"})
 
       {:ok, %{id: id2} = self_reply1} =
-        CommonAPI.post(user, %{"status" => "self-reply 1", "in_reply_to_status_id" => id1})
+        CommonAPI.post(user, %{status: "self-reply 1", in_reply_to_status_id: id1})
 
       {:ok, self_reply2} =
-        CommonAPI.post(user, %{"status" => "self-reply 2", "in_reply_to_status_id" => id1})
+        CommonAPI.post(user, %{status: "self-reply 2", in_reply_to_status_id: id1})
 
       # Assuming to _not_ be present in `replies` due to :note_replies_output_limit is set to 2
-      {:ok, _} =
-        CommonAPI.post(user, %{"status" => "self-reply 3", "in_reply_to_status_id" => id1})
+      {:ok, _} = CommonAPI.post(user, %{status: "self-reply 3", in_reply_to_status_id: id1})
 
       {:ok, _} =
         CommonAPI.post(user, %{
-          "status" => "self-reply to self-reply",
-          "in_reply_to_status_id" => id2
+          status: "self-reply to self-reply",
+          in_reply_to_status_id: id2
         })
 
       {:ok, _} =
         CommonAPI.post(another_user, %{
-          "status" => "another user's reply",
-          "in_reply_to_status_id" => id1
+          status: "another user's reply",
+          in_reply_to_status_id: id1
         })
 
       object = Object.normalize(activity)

test/web/activity_pub/utils_test.exs

@@ -102,34 +102,6 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
     end
   end
 
-  describe "make_unlike_data/3" do
-    test "returns data for unlike activity" do
-      user = insert(:user)
-      like_activity = insert(:like_activity, data_attrs: %{"context" => "test context"})
-
-      object = Object.normalize(like_activity.data["object"])
-
-      assert Utils.make_unlike_data(user, like_activity, nil) == %{
-               "type" => "Undo",
-               "actor" => user.ap_id,
-               "object" => like_activity.data,
-               "to" => [user.follower_address, object.data["actor"]],
-               "cc" => [Pleroma.Constants.as_public()],
-               "context" => like_activity.data["context"]
-             }
-
-      assert Utils.make_unlike_data(user, like_activity, "9mJEZK0tky1w2xD2vY") == %{
-               "type" => "Undo",
-               "actor" => user.ap_id,
-               "object" => like_activity.data,
-               "to" => [user.follower_address, object.data["actor"]],
-               "cc" => [Pleroma.Constants.as_public()],
-               "context" => like_activity.data["context"],
-               "id" => "9mJEZK0tky1w2xD2vY"
-             }
-    end
-  end
-
   describe "make_like_data" do
     setup do
       user = insert(:user)
@@ -148,7 +120,7 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" =>
+          status:
             "hey @#{other_user.nickname}, @#{third_user.nickname} how about beering together this weekend?"
         })
 
@@ -167,8 +139,8 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" => "@#{other_user.nickname} @#{third_user.nickname} bought a new swimsuit!",
-          "visibility" => "private"
+          status: "@#{other_user.nickname} @#{third_user.nickname} bought a new swimsuit!",
+          visibility: "private"
         })
 
       %{"to" => to, "cc" => cc} = Utils.make_like_data(other_user, activity, nil)
@@ -196,11 +168,11 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" => "How do I pronounce LaTeX?",
-          "poll" => %{
-            "options" => ["laytekh", "lahtekh", "latex"],
-            "expires_in" => 20,
-            "multiple" => true
+          status: "How do I pronounce LaTeX?",
+          poll: %{
+            options: ["laytekh", "lahtekh", "latex"],
+            expires_in: 20,
+            multiple: true
           }
         })
 
@@ -215,10 +187,10 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
 
       {:ok, activity} =
         CommonAPI.post(user, %{
-          "status" => "Are we living in a society?",
-          "poll" => %{
-            "options" => ["yes", "no"],
-            "expires_in" => 20
+          status: "Are we living in a society?",
+          poll: %{
+            options: ["yes", "no"],
+            expires_in: 20
           }
         })
 
@@ -362,7 +334,7 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
       assert object = Object.normalize(note_activity)
       actor = insert(:user)
 
-      {:ok, announce, _object} = ActivityPub.announce(actor, object)
+      {:ok, announce} = CommonAPI.repeat(note_activity.id, actor)
       assert Utils.get_existing_announce(actor.ap_id, object) == announce
     end
   end
@@ -497,7 +469,7 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
     test "returns map with Flag object" do
       reporter = insert(:user)
       target_account = insert(:user)
-      {:ok, activity} = CommonAPI.post(target_account, %{"status" => "foobar"})
+      {:ok, activity} = CommonAPI.post(target_account, %{status: "foobar"})
       context = Utils.generate_context_id()
       content = "foobar"
 

test/web/activity_pub/views/object_view_test.exs

@@ -44,7 +44,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectViewTest do
       activity = insert(:note_activity, user: user)
 
       {:ok, self_reply1} =
-        CommonAPI.post(user, %{"status" => "self-reply 1", "in_reply_to_status_id" => activity.id})
+        CommonAPI.post(user, %{status: "self-reply 1", in_reply_to_status_id: activity.id})
 
       replies_uris = [self_reply1.object.data["id"]]
       result = ObjectView.render("object.json", %{object: refresh_record(activity)})
@@ -73,7 +73,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectViewTest do
     object = Object.normalize(note)
     user = insert(:user)
 
-    {:ok, announce_activity, _} = CommonAPI.repeat(note.id, user)
+    {:ok, announce_activity} = CommonAPI.repeat(note.id, user)
 
     result = ObjectView.render("object.json", %{object: announce_activity})
 

test/web/activity_pub/views/user_view_test.exs

@@ -164,7 +164,7 @@ defmodule Pleroma.Web.ActivityPub.UserViewTest do
 
     posts =
       for i <- 0..25 do
-        {:ok, activity} = CommonAPI.post(user, %{"status" => "post #{i}"})
+        {:ok, activity} = CommonAPI.post(user, %{status: "post #{i}"})
         activity
       end
 

test/web/activity_pub/visibilty_test.exs

@@ -21,21 +21,21 @@ defmodule Pleroma.Web.ActivityPub.VisibilityTest do
     Pleroma.List.follow(list, unrelated)
 
     {:ok, public} =
-      CommonAPI.post(user, %{"status" => "@#{mentioned.nickname}", "visibility" => "public"})
+      CommonAPI.post(user, %{status: "@#{mentioned.nickname}", visibility: "public"})
 
     {:ok, private} =
-      CommonAPI.post(user, %{"status" => "@#{mentioned.nickname}", "visibility" => "private"})
+      CommonAPI.post(user, %{status: "@#{mentioned.nickname}", visibility: "private"})
 
     {:ok, direct} =
-      CommonAPI.post(user, %{"status" => "@#{mentioned.nickname}", "visibility" => "direct"})
+      CommonAPI.post(user, %{status: "@#{mentioned.nickname}", visibility: "direct"})
 
     {:ok, unlisted} =
-      CommonAPI.post(user, %{"status" => "@#{mentioned.nickname}", "visibility" => "unlisted"})
+      CommonAPI.post(user, %{status: "@#{mentioned.nickname}", visibility: "unlisted"})
 
     {:ok, list} =
       CommonAPI.post(user, %{
-        "status" => "@#{mentioned.nickname}",
-        "visibility" => "list:#{list.id}"
+        status: "@#{mentioned.nickname}",
+        visibility: "list:#{list.id}"
       })
 
     %{