git.squeep.com Git - akkoma/blob - test/web/activity_pub/mrf/keyword_policy_test.exs

   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.KeywordPolicyTest do
   6   use Pleroma.DataCase
   7
   8   alias Pleroma.Web.ActivityPub.MRF.KeywordPolicy
   9
  10   clear_config(:mrf_keyword)
  11
  12   setup do
  13     Pleroma.Config.put([:mrf_keyword], %{reject: [], federated_timeline_removal: [], replace: []})
  14   end
  15
  16   describe "rejecting based on keywords" do
  17     test "rejects if string matches in content" do
  18       Pleroma.Config.put([:mrf_keyword, :reject], ["pun"])
  19
  20       message = %{
  21         "type" => "Create",
  22         "object" => %{
  23           "content" => "just a daily reminder that compLAINer is a good pun",
  24           "summary" => ""
  25         }
  26       }
  27
  28       assert {:reject, nil} == KeywordPolicy.filter(message)
  29     end
  30
  31     test "rejects if string matches in summary" do
  32       Pleroma.Config.put([:mrf_keyword, :reject], ["pun"])
  33
  34       message = %{
  35         "type" => "Create",
  36         "object" => %{
  37           "summary" => "just a daily reminder that compLAINer is a good pun",
  38           "content" => ""
  39         }
  40       }
  41
  42       assert {:reject, nil} == KeywordPolicy.filter(message)
  43     end
  44
  45     test "rejects if regex matches in content" do
  46       Pleroma.Config.put([:mrf_keyword, :reject], [~r/comp[lL][aA][iI][nN]er/])
  47
  48       assert true ==
  49                Enum.all?(["complainer", "compLainer", "compLAiNer", "compLAINer"], fn content ->
  50                  message = %{
  51                    "type" => "Create",
  52                    "object" => %{
  53                      "content" => "just a daily reminder that #{content} is a good pun",
  54                      "summary" => ""
  55                    }
  56                  }
  57
  58                  {:reject, nil} == KeywordPolicy.filter(message)
  59                end)
  60     end
  61
  62     test "rejects if regex matches in summary" do
  63       Pleroma.Config.put([:mrf_keyword, :reject], [~r/comp[lL][aA][iI][nN]er/])
  64
  65       assert true ==
  66                Enum.all?(["complainer", "compLainer", "compLAiNer", "compLAINer"], fn content ->
  67                  message = %{
  68                    "type" => "Create",
  69                    "object" => %{
  70                      "summary" => "just a daily reminder that #{content} is a good pun",
  71                      "content" => ""
  72                    }
  73                  }
  74
  75                  {:reject, nil} == KeywordPolicy.filter(message)
  76                end)
  77     end
  78   end
  79
  80   describe "delisting from ftl based on keywords" do
  81     test "delists if string matches in content" do
  82       Pleroma.Config.put([:mrf_keyword, :federated_timeline_removal], ["pun"])
  83
  84       message = %{
  85         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
  86         "type" => "Create",
  87         "object" => %{
  88           "content" => "just a daily reminder that compLAINer is a good pun",
  89           "summary" => ""
  90         }
  91       }
  92
  93       {:ok, result} = KeywordPolicy.filter(message)
  94       assert ["https://www.w3.org/ns/activitystreams#Public"] == result["cc"]
  95       refute ["https://www.w3.org/ns/activitystreams#Public"] == result["to"]
  96     end
  97
  98     test "delists if string matches in summary" do
  99       Pleroma.Config.put([:mrf_keyword, :federated_timeline_removal], ["pun"])
 100
 101       message = %{
 102         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 103         "type" => "Create",
 104         "object" => %{
 105           "summary" => "just a daily reminder that compLAINer is a good pun",
 106           "content" => ""
 107         }
 108       }
 109
 110       {:ok, result} = KeywordPolicy.filter(message)
 111       assert ["https://www.w3.org/ns/activitystreams#Public"] == result["cc"]
 112       refute ["https://www.w3.org/ns/activitystreams#Public"] == result["to"]
 113     end
 114
 115     test "delists if regex matches in content" do
 116       Pleroma.Config.put([:mrf_keyword, :federated_timeline_removal], [~r/comp[lL][aA][iI][nN]er/])
 117
 118       assert true ==
 119                Enum.all?(["complainer", "compLainer", "compLAiNer", "compLAINer"], fn content ->
 120                  message = %{
 121                    "type" => "Create",
 122                    "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 123                    "object" => %{
 124                      "content" => "just a daily reminder that #{content} is a good pun",
 125                      "summary" => ""
 126                    }
 127                  }
 128
 129                  {:ok, result} = KeywordPolicy.filter(message)
 130
 131                  ["https://www.w3.org/ns/activitystreams#Public"] == result["cc"] and
 132                    not (["https://www.w3.org/ns/activitystreams#Public"] == result["to"])
 133                end)
 134     end
 135
 136     test "delists if regex matches in summary" do
 137       Pleroma.Config.put([:mrf_keyword, :federated_timeline_removal], [~r/comp[lL][aA][iI][nN]er/])
 138
 139       assert true ==
 140                Enum.all?(["complainer", "compLainer", "compLAiNer", "compLAINer"], fn content ->
 141                  message = %{
 142                    "type" => "Create",
 143                    "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 144                    "object" => %{
 145                      "summary" => "just a daily reminder that #{content} is a good pun",
 146                      "content" => ""
 147                    }
 148                  }
 149
 150                  {:ok, result} = KeywordPolicy.filter(message)
 151
 152                  ["https://www.w3.org/ns/activitystreams#Public"] == result["cc"] and
 153                    not (["https://www.w3.org/ns/activitystreams#Public"] == result["to"])
 154                end)
 155     end
 156   end
 157
 158   describe "replacing keywords" do
 159     test "replaces keyword if string matches in content" do
 160       Pleroma.Config.put([:mrf_keyword, :replace], [{"opensource", "free software"}])
 161
 162       message = %{
 163         "type" => "Create",
 164         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 165         "object" => %{"content" => "ZFS is opensource", "summary" => ""}
 166       }
 167
 168       {:ok, %{"object" => %{"content" => result}}} = KeywordPolicy.filter(message)
 169       assert result == "ZFS is free software"
 170     end
 171
 172     test "replaces keyword if string matches in summary" do
 173       Pleroma.Config.put([:mrf_keyword, :replace], [{"opensource", "free software"}])
 174
 175       message = %{
 176         "type" => "Create",
 177         "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 178         "object" => %{"summary" => "ZFS is opensource", "content" => ""}
 179       }
 180
 181       {:ok, %{"object" => %{"summary" => result}}} = KeywordPolicy.filter(message)
 182       assert result == "ZFS is free software"
 183     end
 184
 185     test "replaces keyword if regex matches in content" do
 186       Pleroma.Config.put([:mrf_keyword, :replace], [
 187         {~r/open(-|\s)?source\s?(software)?/, "free software"}
 188       ])
 189
 190       assert true ==
 191                Enum.all?(["opensource", "open-source", "open source"], fn content ->
 192                  message = %{
 193                    "type" => "Create",
 194                    "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 195                    "object" => %{"content" => "ZFS is #{content}", "summary" => ""}
 196                  }
 197
 198                  {:ok, %{"object" => %{"content" => result}}} = KeywordPolicy.filter(message)
 199                  result == "ZFS is free software"
 200                end)
 201     end
 202
 203     test "replaces keyword if regex matches in summary" do
 204       Pleroma.Config.put([:mrf_keyword, :replace], [
 205         {~r/open(-|\s)?source\s?(software)?/, "free software"}
 206       ])
 207
 208       assert true ==
 209                Enum.all?(["opensource", "open-source", "open source"], fn content ->
 210                  message = %{
 211                    "type" => "Create",
 212                    "to" => ["https://www.w3.org/ns/activitystreams#Public"],
 213                    "object" => %{"summary" => "ZFS is #{content}", "content" => ""}
 214                  }
 215
 216                  {:ok, %{"object" => %{"summary" => result}}} = KeywordPolicy.filter(message)
 217                  result == "ZFS is free software"
 218                end)
 219     end
 220   end
 221 end