4 files changed, 308 insertions, 0 deletions
diff --git a/test/web/activity_pub/activity_pub_test.exs b/test/web/activity_pub/activity_pub_test.exs
index de8472691..4e2321966 100644
--- a/test/web/activity_pub/activity_pub_test.exs
+++ b/test/web/activity_pub/activity_pub_test.exs
@@ -815,6 +815,78 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
     end
   end
 
+  describe "react to an object" do
+    test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
+      Pleroma.Config.put([:instance, :federating], true)
+      user = insert(:user)
+      reactor = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
+      assert object = Object.normalize(activity)
+
+      {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
+
+      assert called(Pleroma.Web.Federator.publish(reaction_activity))
+    end
+
+    test "adds an emoji reaction activity to the db" do
+      user = insert(:user)
+      reactor = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
+      assert object = Object.normalize(activity)
+
+      {:ok, reaction_activity, object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
+
+      assert reaction_activity
+
+      assert reaction_activity.data["actor"] == reactor.ap_id
+      assert reaction_activity.data["type"] == "EmojiReaction"
+      assert reaction_activity.data["content"] == "🔥"
+      assert reaction_activity.data["object"] == object.data["id"]
+      assert reaction_activity.data["to"] == [User.ap_followers(reactor), activity.data["actor"]]
+      assert reaction_activity.data["context"] == object.data["context"]
+      assert object.data["reaction_count"] == 1
+      assert object.data["reactions"]["🔥"] == [reactor.ap_id]
+    end
+  end
+
+  describe "unreacting to an object" do
+    test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
+      Pleroma.Config.put([:instance, :federating], true)
+      user = insert(:user)
+      reactor = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
+      assert object = Object.normalize(activity)
+
+      {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
+
+      assert called(Pleroma.Web.Federator.publish(reaction_activity))
+
+      {:ok, unreaction_activity, _object} =
+        ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
+
+      assert called(Pleroma.Web.Federator.publish(unreaction_activity))
+    end
+
+    test "adds an undo activity to the db" do
+      user = insert(:user)
+      reactor = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
+      assert object = Object.normalize(activity)
+
+      {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
+
+      {:ok, unreaction_activity, _object} =
+        ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
+
+      assert unreaction_activity.actor == reactor.ap_id
+      assert unreaction_activity.data["object"] == reaction_activity.data["id"]
+
+      object = Object.get_by_ap_id(object.data["id"])
+      assert object.data["reaction_count"] == 0
+      assert object.data["reactions"] == %{}
+    end
+  end
+
   describe "like an object" do
     test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
       Pleroma.Config.put([:instance, :federating], true)
diff --git a/test/web/activity_pub/mrf/object_age_policy_test.exs b/test/web/activity_pub/mrf/object_age_policy_test.exs
new file mode 100644
index 000000000..643609da4
--- /dev/null
+++ b/test/web/activity_pub/mrf/object_age_policy_test.exs
@@ -0,0 +1,105 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
+  use Pleroma.DataCase
+  alias Pleroma.Config
+  alias Pleroma.User
+  alias Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy
+  alias Pleroma.Web.ActivityPub.Visibility
+
+  clear_config([:mrf_object_age]) do
+    Config.put(:mrf_object_age,
+      threshold: 172_800,
+      actions: [:delist, :strip_followers]
+    )
+  end
+
+  setup_all do
+    Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
+    :ok
+  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!()
+
+      {: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())
+
+      {:ok, _} = ObjectAgePolicy.filter(data)
+    end
+  end
+
+  describe "with delist action" 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!()
+
+      {:ok, _u} = User.get_or_fetch_by_ap_id(data["actor"])
+
+      {:ok, data} = ObjectAgePolicy.filter(data)
+
+      assert Visibility.get_visibility(%{data: data}) == "unlisted"
+    end
+
+    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())
+
+      {:ok, _user} = User.get_or_fetch_by_ap_id(data["actor"])
+
+      {:ok, ^data} = ObjectAgePolicy.filter(data)
+    end
+  end
+
+  describe "with strip_followers action" 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!()
+
+      {:ok, user} = User.get_or_fetch_by_ap_id(data["actor"])
+
+      {:ok, data} = ObjectAgePolicy.filter(data)
+
+      refute user.follower_address in data["to"]
+      refute user.follower_address in data["cc"]
+    end
+
+    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())
+
+      {:ok, _u} = User.get_or_fetch_by_ap_id(data["actor"])
+
+      {:ok, ^data} = ObjectAgePolicy.filter(data)
+    end
+  end
+end
diff --git a/test/web/activity_pub/transmogrifier_test.exs b/test/web/activity_pub/transmogrifier_test.exs
index 4645eb39d..0bdd514e9 100644
--- a/test/web/activity_pub/transmogrifier_test.exs
+++ b/test/web/activity_pub/transmogrifier_test.exs
@@ -339,6 +339,80 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       assert data["object"] == activity.data["object"]
     end
 
+    test "it works for incoming misskey likes, turning them into EmojiReactions" do
+      user = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
+
+      data =
+        File.read!("test/fixtures/misskey-like.json")
+        |> Poison.decode!()
+        |> Map.put("object", activity.data["object"])
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+      assert data["actor"] == data["actor"]
+      assert data["type"] == "EmojiReaction"
+      assert data["id"] == data["id"]
+      assert data["object"] == activity.data["object"]
+      assert data["content"] == "🍮"
+    end
+
+    test "it works for incoming misskey likes that contain unicode emojis, turning them into EmojiReactions" do
+      user = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})
+
+      data =
+        File.read!("test/fixtures/misskey-like.json")
+        |> Poison.decode!()
+        |> Map.put("object", activity.data["object"])
+        |> Map.put("_misskey_reaction", "⭐")
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+      assert data["actor"] == data["actor"]
+      assert data["type"] == "EmojiReaction"
+      assert data["id"] == data["id"]
+      assert data["object"] == activity.data["object"]
+      assert data["content"] == "⭐"
+    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"] == "EmojiReaction"
+      assert data["id"] == "http://mastodon.example.org/users/admin#reactions/2"
+      assert data["object"] == activity.data["object"]
+      assert data["content"] == "👌"
+    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"})
@@ -553,6 +627,20 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
       refute Map.has_key?(object.data, "likes")
     end
 
+    test "it strips internal reactions" do
+      user = insert(: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")
+      assert Map.has_key?(object.data, "reaction_count")
+
+      object_data = Transmogrifier.strip_internal_fields(object.data)
+      refute Map.has_key?(object_data, "reactions")
+      refute Map.has_key?(object_data, "reaction_count")
+    end
+
     test "it works for incoming update activities" do
       data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
 
diff --git a/test/web/activity_pub/utils_test.exs b/test/web/activity_pub/utils_test.exs
index 586eb1d2f..1feb076ba 100644
--- a/test/web/activity_pub/utils_test.exs
+++ b/test/web/activity_pub/utils_test.exs
@@ -636,4 +636,47 @@ defmodule Pleroma.Web.ActivityPub.UtilsTest do
       assert updated_object.data["announcement_count"] == 1
     end
   end
+
+  describe "get_reports_grouped_by_status/1" do
+    setup do
+      [reporter, target_user] = insert_pair(:user)
+      first_status = insert(:note_activity, user: target_user)
+      second_status = insert(:note_activity, user: target_user)
+
+      CommonAPI.report(reporter, %{
+        "account_id" => target_user.id,
+        "comment" => "I feel offended",
+        "status_ids" => [first_status.id]
+      })
+
+      CommonAPI.report(reporter, %{
+        "account_id" => target_user.id,
+        "comment" => "I feel offended2",
+        "status_ids" => [second_status.id]
+      })
+
+      data = [%{activity: first_status.data["id"]}, %{activity: second_status.data["id"]}]
+
+      {:ok,
+       %{
+         first_status: first_status,
+         second_status: second_status,
+         data: data
+       }}
+    end
+
+    test "works for deprecated reports format", %{
+      first_status: first_status,
+      second_status: second_status,
+      data: data
+    } do
+      groups = Utils.get_reports_grouped_by_status(data).groups
+
+      first_group = Enum.find(groups, &(&1.status.id == first_status.data["id"]))
+      second_group = Enum.find(groups, &(&1.status.id == second_status.data["id"]))
+
+      assert first_group.status.id == first_status.data["id"]
+      assert second_group.status.id == second_status.data["id"]
+    end
+  end
 end