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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.MRF.StealEmojiPolicyTest do
   6   use Pleroma.DataCase
   7
   8   alias Pleroma.Config
   9   alias Pleroma.Web.ActivityPub.MRF.StealEmojiPolicy
  10
  11   setup_all do
  12     Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
  13     :ok
  14   end
  15
  16   setup do
  17     emoji_path = Path.join(Config.get([:instance, :static_dir]), "emoji/stolen")
  18     File.rm_rf!(emoji_path)
  19     File.mkdir!(emoji_path)
  20
  21     Pleroma.Emoji.reload()
  22   end
  23
  24   test "does nothing by default" do
  25     installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
  26     refute "firedfox" in installed_emoji
  27
  28     message = %{
  29       "type" => "Create",
  30       "object" => %{
  31         "emoji" => [{"firedfox", "https://example.org/emoji/firedfox.png"}],
  32         "actor" => "https://example.org/users/admin"
  33       }
  34     }
  35
  36     assert {:ok, message} == StealEmojiPolicy.filter(message)
  37
  38     installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
  39     refute "firedfox" in installed_emoji
  40   end
  41
  42   test "Steals emoji on unknown shortcode from allowed remote host" do
  43     installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
  44     refute "firedfox" in installed_emoji
  45
  46     message = %{
  47       "type" => "Create",
  48       "object" => %{
  49         "emoji" => [{"firedfox", "https://example.org/emoji/firedfox.png"}],
  50         "actor" => "https://example.org/users/admin"
  51       }
  52     }
  53
  54     clear_config([:mrf_steal_emoji, :hosts], ["example.org"])
  55     clear_config([:mrf_steal_emoji, :size_limit], 284_468)
  56
  57     assert {:ok, message} == StealEmojiPolicy.filter(message)
  58
  59     installed_emoji = Pleroma.Emoji.get_all() |> Enum.map(fn {k, _} -> k end)
  60     assert "firedfox" in installed_emoji
  61   end
  62 end