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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.MRFTest do
   6   use ExUnit.Case, async: true
   7   use Pleroma.Tests.Helpers
   8   alias Pleroma.Web.ActivityPub.MRF
   9
  10   test "subdomains_regex/1" do
  11     assert MRF.subdomains_regex(["unsafe.tld", "*.unsafe.tld"]) == [
  12              ~r/^unsafe.tld$/i,
  13              ~r/^(.*\.)*unsafe.tld$/i
  14            ]
  15   end
  16
  17   describe "subdomain_match/2" do
  18     test "common domains" do
  19       regexes = MRF.subdomains_regex(["unsafe.tld", "unsafe2.tld"])
  20
  21       assert regexes == [~r/^unsafe.tld$/i, ~r/^unsafe2.tld$/i]
  22
  23       assert MRF.subdomain_match?(regexes, "unsafe.tld")
  24       assert MRF.subdomain_match?(regexes, "unsafe2.tld")
  25
  26       refute MRF.subdomain_match?(regexes, "example.com")
  27     end
  28
  29     test "wildcard domains with one subdomain" do
  30       regexes = MRF.subdomains_regex(["*.unsafe.tld"])
  31
  32       assert regexes == [~r/^(.*\.)*unsafe.tld$/i]
  33
  34       assert MRF.subdomain_match?(regexes, "unsafe.tld")
  35       assert MRF.subdomain_match?(regexes, "sub.unsafe.tld")
  36       refute MRF.subdomain_match?(regexes, "anotherunsafe.tld")
  37       refute MRF.subdomain_match?(regexes, "unsafe.tldanother")
  38     end
  39
  40     test "wildcard domains with two subdomains" do
  41       regexes = MRF.subdomains_regex(["*.unsafe.tld"])
  42
  43       assert regexes == [~r/^(.*\.)*unsafe.tld$/i]
  44
  45       assert MRF.subdomain_match?(regexes, "unsafe.tld")
  46       assert MRF.subdomain_match?(regexes, "sub.sub.unsafe.tld")
  47       refute MRF.subdomain_match?(regexes, "sub.anotherunsafe.tld")
  48       refute MRF.subdomain_match?(regexes, "sub.unsafe.tldanother")
  49     end
  50
  51     test "matches are case-insensitive" do
  52       regexes = MRF.subdomains_regex(["UnSafe.TLD", "UnSAFE2.Tld"])
  53
  54       assert regexes == [~r/^UnSafe.TLD$/i, ~r/^UnSAFE2.Tld$/i]
  55
  56       assert MRF.subdomain_match?(regexes, "UNSAFE.TLD")
  57       assert MRF.subdomain_match?(regexes, "UNSAFE2.TLD")
  58       assert MRF.subdomain_match?(regexes, "unsafe.tld")
  59       assert MRF.subdomain_match?(regexes, "unsafe2.tld")
  60
  61       refute MRF.subdomain_match?(regexes, "EXAMPLE.COM")
  62       refute MRF.subdomain_match?(regexes, "example.com")
  63     end
  64   end
  65
  66   describe "describe/0" do
  67     test "it works as expected with noop policy" do
  68       clear_config([:mrf, :policies], [Pleroma.Web.ActivityPub.MRF.NoOpPolicy])
  69
  70       expected = %{
  71         mrf_policies: ["NoOpPolicy", "HashtagPolicy"],
  72         mrf_hashtag: %{
  73           federated_timeline_removal: [],
  74           reject: [],
  75           sensitive: ["nsfw"]
  76         },
  77         exclusions: false
  78       }
  79
  80       {:ok, ^expected} = MRF.describe()
  81     end
  82
  83     test "it works as expected with mock policy" do
  84       clear_config([:mrf, :policies], [MRFModuleMock])
  85
  86       expected = %{
  87         mrf_policies: ["MRFModuleMock", "HashtagPolicy"],
  88         mrf_module_mock: "some config data",
  89         mrf_hashtag: %{
  90           federated_timeline_removal: [],
  91           reject: [],
  92           sensitive: ["nsfw"]
  93         },
  94         exclusions: false
  95       }
  96
  97       {:ok, ^expected} = MRF.describe()
  98     end
  99   end
 100
 101   test "config_descriptions/0" do
 102     descriptions = MRF.config_descriptions()
 103
 104     good_mrf = Enum.find(descriptions, fn %{key: key} -> key == :good_mrf end)
 105
 106     assert good_mrf == %{
 107              key: :good_mrf,
 108              related_policy: "Fixtures.Modules.GoodMRF",
 109              label: "Good MRF",
 110              description: "Some description",
 111              group: :pleroma,
 112              tab: :mrf,
 113              type: :group
 114            }
 115   end
 116 end