Git of dcc - anni/blob - test/pleroma/web/activity_pub/mrf/emoji_policy_test.exs

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2023 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.MRF.EmojiPolicyTest do
   6   use Pleroma.DataCase
   7
   8   require Pleroma.Constants
   9
  10   alias Pleroma.Web.ActivityPub.MRF
  11   alias Pleroma.Web.ActivityPub.MRF.EmojiPolicy
  12
  13   setup do: clear_config(:mrf_emoji)
  14
  15   setup do
  16     clear_config([:mrf_emoji], %{
  17       remove_url: [],
  18       remove_shortcode: [],
  19       federated_timeline_removal_url: [],
  20       federated_timeline_removal_shortcode: []
  21     })
  22   end
  23
  24   @emoji_tags [
  25     %{
  26       "icon" => %{
  27         "type" => "Image",
  28         "url" => "https://example.org/emoji/biribiri/mikoto_smile2.png"
  29       },
  30       "id" => "https://example.org/emoji/biribiri/mikoto_smile2.png",
  31       "name" => ":mikoto_smile2:",
  32       "type" => "Emoji",
  33       "updated" => "1970-01-01T00:00:00Z"
  34     },
  35     %{
  36       "icon" => %{
  37         "type" => "Image",
  38         "url" => "https://example.org/emoji/biribiri/mikoto_smile3.png"
  39       },
  40       "id" => "https://example.org/emoji/biribiri/mikoto_smile3.png",
  41       "name" => ":mikoto_smile3:",
  42       "type" => "Emoji",
  43       "updated" => "1970-01-01T00:00:00Z"
  44     },
  45     %{
  46       "icon" => %{
  47         "type" => "Image",
  48         "url" => "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
  49       },
  50       "id" => "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png",
  51       "name" => ":nekomimi_girl_emoji_007:",
  52       "type" => "Emoji",
  53       "updated" => "1970-01-01T00:00:00Z"
  54     },
  55     %{
  56       "icon" => %{
  57         "type" => "Image",
  58         "url" => "https://example.org/test.png"
  59       },
  60       "id" => "https://example.org/test.png",
  61       "name" => ":test:",
  62       "type" => "Emoji",
  63       "updated" => "1970-01-01T00:00:00Z"
  64     }
  65   ]
  66
  67   @misc_tags [%{"type" => "Placeholder"}]
  68
  69   @user_data %{
  70     "type" => "Person",
  71     "id" => "https://example.org/placeholder",
  72     "name" => "lol",
  73     "tag" => @emoji_tags ++ @misc_tags
  74   }
  75
  76   @status_data %{
  77     "type" => "Create",
  78     "object" => %{
  79       "type" => "Note",
  80       "id" => "https://example.org/placeholder",
  81       "content" => "lol",
  82       "tag" => @emoji_tags ++ @misc_tags,
  83       "emoji" => %{
  84         "mikoto_smile2" => "https://example.org/emoji/biribiri/mikoto_smile2.png",
  85         "mikoto_smile3" => "https://example.org/emoji/biribiri/mikoto_smile3.png",
  86         "nekomimi_girl_emoji_007" =>
  87           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png",
  88         "test" => "https://example.org/test.png"
  89       },
  90       "to" => ["https://example.org/self", Pleroma.Constants.as_public()],
  91       "cc" => ["https://example.org/someone"]
  92     },
  93     "to" => ["https://example.org/self", Pleroma.Constants.as_public()],
  94     "cc" => ["https://example.org/someone"]
  95   }
  96
  97   @status_data_with_history %{
  98     "type" => "Create",
  99     "object" =>
 100       @status_data["object"]
 101       |> Map.merge(%{
 102         "formerRepresentations" => %{
 103           "type" => "OrderedCollection",
 104           "orderedItems" => [@status_data["object"] |> Map.put("content", "older")],
 105           "totalItems" => 1
 106         }
 107       }),
 108     "to" => ["https://example.org/self", Pleroma.Constants.as_public()],
 109     "cc" => ["https://example.org/someone"]
 110   }
 111
 112   @emoji_react_data %{
 113     "type" => "EmojiReact",
 114     "tag" => [@emoji_tags |> Enum.at(3)],
 115     "object" => "https://example.org/someobject",
 116     "to" => ["https://example.org/self"],
 117     "cc" => ["https://example.org/someone"]
 118   }
 119
 120   @emoji_react_data_matching_regex %{
 121     "type" => "EmojiReact",
 122     "tag" => [@emoji_tags |> Enum.at(1)],
 123     "object" => "https://example.org/someobject",
 124     "to" => ["https://example.org/self"],
 125     "cc" => ["https://example.org/someone"]
 126   }
 127
 128   @emoji_react_data_matching_nothing %{
 129     "type" => "EmojiReact",
 130     "tag" => [@emoji_tags |> Enum.at(2)],
 131     "object" => "https://example.org/someobject",
 132     "to" => ["https://example.org/self"],
 133     "cc" => ["https://example.org/someone"]
 134   }
 135
 136   @emoji_react_data_unicode %{
 137     "type" => "EmojiReact",
 138     "content" => "😍",
 139     "object" => "https://example.org/someobject",
 140     "to" => ["https://example.org/self"],
 141     "cc" => ["https://example.org/someone"]
 142   }
 143
 144   describe "remove_url" do
 145     setup do
 146       clear_config([:mrf_emoji, :remove_url], [
 147         "https://example.org/test.png",
 148         ~r{/biribiri/mikoto_smile[23]\.png},
 149         "nekomimi_girl_emoji"
 150       ])
 151
 152       :ok
 153     end
 154
 155     test "processes user" do
 156       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @user_data)
 157
 158       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 159
 160       assert %{"tag" => ^expected_tags} = filtered
 161     end
 162
 163     test "processes status" do
 164       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data)
 165
 166       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 167
 168       expected_emoji = %{
 169         "nekomimi_girl_emoji_007" =>
 170           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 171       }
 172
 173       assert %{"object" => %{"tag" => ^expected_tags, "emoji" => ^expected_emoji}} = filtered
 174     end
 175
 176     test "processes status with history" do
 177       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data_with_history)
 178
 179       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 180
 181       expected_emoji = %{
 182         "nekomimi_girl_emoji_007" =>
 183           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 184       }
 185
 186       assert %{
 187                "object" => %{
 188                  "tag" => ^expected_tags,
 189                  "emoji" => ^expected_emoji,
 190                  "formerRepresentations" => %{"orderedItems" => [item]}
 191                }
 192              } = filtered
 193
 194       assert %{"tag" => ^expected_tags, "emoji" => ^expected_emoji} = item
 195     end
 196
 197     test "processes updates" do
 198       {:ok, filtered} =
 199         MRF.filter_one(EmojiPolicy, @status_data_with_history |> Map.put("type", "Update"))
 200
 201       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 202
 203       expected_emoji = %{
 204         "nekomimi_girl_emoji_007" =>
 205           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 206       }
 207
 208       assert %{
 209                "object" => %{
 210                  "tag" => ^expected_tags,
 211                  "emoji" => ^expected_emoji,
 212                  "formerRepresentations" => %{"orderedItems" => [item]}
 213                }
 214              } = filtered
 215
 216       assert %{"tag" => ^expected_tags, "emoji" => ^expected_emoji} = item
 217     end
 218
 219     test "processes EmojiReact" do
 220       assert {:reject, "[EmojiPolicy] Rejected for having disallowed emoji"} ==
 221                MRF.filter_one(EmojiPolicy, @emoji_react_data)
 222
 223       assert {:reject, "[EmojiPolicy] Rejected for having disallowed emoji"} ==
 224                MRF.filter_one(EmojiPolicy, @emoji_react_data_matching_regex)
 225
 226       assert {:ok, @emoji_react_data_matching_nothing} ==
 227                MRF.filter_one(EmojiPolicy, @emoji_react_data_matching_nothing)
 228
 229       assert {:ok, @emoji_react_data_unicode} ==
 230                MRF.filter_one(EmojiPolicy, @emoji_react_data_unicode)
 231     end
 232   end
 233
 234   describe "remove_shortcode" do
 235     setup do
 236       clear_config([:mrf_emoji, :remove_shortcode], [
 237         "test",
 238         ~r{mikoto_s},
 239         "nekomimi_girl_emoji"
 240       ])
 241
 242       :ok
 243     end
 244
 245     test "processes user" do
 246       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @user_data)
 247
 248       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 249
 250       assert %{"tag" => ^expected_tags} = filtered
 251     end
 252
 253     test "processes status" do
 254       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data)
 255
 256       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 257
 258       expected_emoji = %{
 259         "nekomimi_girl_emoji_007" =>
 260           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 261       }
 262
 263       assert %{"object" => %{"tag" => ^expected_tags, "emoji" => ^expected_emoji}} = filtered
 264     end
 265
 266     test "processes status with history" do
 267       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data_with_history)
 268
 269       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 270
 271       expected_emoji = %{
 272         "nekomimi_girl_emoji_007" =>
 273           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 274       }
 275
 276       assert %{
 277                "object" => %{
 278                  "tag" => ^expected_tags,
 279                  "emoji" => ^expected_emoji,
 280                  "formerRepresentations" => %{"orderedItems" => [item]}
 281                }
 282              } = filtered
 283
 284       assert %{"tag" => ^expected_tags, "emoji" => ^expected_emoji} = item
 285     end
 286
 287     test "processes updates" do
 288       {:ok, filtered} =
 289         MRF.filter_one(EmojiPolicy, @status_data_with_history |> Map.put("type", "Update"))
 290
 291       expected_tags = [@emoji_tags |> Enum.at(2)] ++ @misc_tags
 292
 293       expected_emoji = %{
 294         "nekomimi_girl_emoji_007" =>
 295           "https://example.org/emoji/nekomimi_girl_emoji/nekomimi_girl_emoji_007.png"
 296       }
 297
 298       assert %{
 299                "object" => %{
 300                  "tag" => ^expected_tags,
 301                  "emoji" => ^expected_emoji,
 302                  "formerRepresentations" => %{"orderedItems" => [item]}
 303                }
 304              } = filtered
 305
 306       assert %{"tag" => ^expected_tags, "emoji" => ^expected_emoji} = item
 307     end
 308
 309     test "processes EmojiReact" do
 310       assert {:reject, "[EmojiPolicy] Rejected for having disallowed emoji"} ==
 311                MRF.filter_one(EmojiPolicy, @emoji_react_data)
 312
 313       assert {:reject, "[EmojiPolicy] Rejected for having disallowed emoji"} ==
 314                MRF.filter_one(EmojiPolicy, @emoji_react_data_matching_regex)
 315
 316       assert {:ok, @emoji_react_data_matching_nothing} ==
 317                MRF.filter_one(EmojiPolicy, @emoji_react_data_matching_nothing)
 318
 319       assert {:ok, @emoji_react_data_unicode} ==
 320                MRF.filter_one(EmojiPolicy, @emoji_react_data_unicode)
 321     end
 322   end
 323
 324   describe "federated_timeline_removal_url" do
 325     setup do
 326       clear_config([:mrf_emoji, :federated_timeline_removal_url], [
 327         "https://example.org/test.png",
 328         ~r{/biribiri/mikoto_smile[23]\.png},
 329         "nekomimi_girl_emoji"
 330       ])
 331
 332       :ok
 333     end
 334
 335     test "processes status" do
 336       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data)
 337
 338       expected_tags = @status_data["object"]["tag"]
 339       expected_emoji = @status_data["object"]["emoji"]
 340
 341       expected_to = ["https://example.org/self"]
 342       expected_cc = [Pleroma.Constants.as_public(), "https://example.org/someone"]
 343
 344       assert %{
 345                "to" => ^expected_to,
 346                "cc" => ^expected_cc,
 347                "object" => %{"tag" => ^expected_tags, "emoji" => ^expected_emoji}
 348              } = filtered
 349     end
 350
 351     test "ignore updates" do
 352       {:ok, filtered} = MRF.filter_one(EmojiPolicy, @status_data |> Map.put("type", "Update"))
 353
 354       expected_tags = @status_data["object"]["tag"]
 355       expected_emoji = @status_data["object"]["emoji"]
 356
 357       expected_to = ["https://example.org/self", Pleroma.Constants.as_public()]
 358       expected_cc = ["https://example.org/someone"]
 359
 360       assert %{
 361                "to" => ^expected_to,
 362                "cc" => ^expected_cc,
 363                "object" => %{"tag" => ^expected_tags, "emoji" => ^expected_emoji}
 364              } = filtered
 365     end
 366
 367     test "processes status with history" do
 368       status =
 369         @status_data_with_history
 370         |> put_in(["object", "tag"], @misc_tags)
 371         |> put_in(["object", "emoji"], %{})
 372
 373       {:ok, filtered} = MRF.filter_one(EmojiPolicy, status)
 374
 375       expected_tags = @status_data["object"]["tag"]
 376       expected_emoji = @status_data["object"]["emoji"]
 377
 378       expected_to = ["https://example.org/self"]
 379       expected_cc = [Pleroma.Constants.as_public(), "https://example.org/someone"]
 380
 381       assert %{
 382                "to" => ^expected_to,
 383                "cc" => ^expected_cc,
 384                "object" => %{
 385                  "formerRepresentations" => %{
 386                    "orderedItems" => [%{"tag" => ^expected_tags, "emoji" => ^expected_emoji}]
 387                  }
 388                }
 389              } = filtered
 390     end
 391   end
 392
 393   describe "edge cases" do
 394     setup do
 395       clear_config([:mrf_emoji, :remove_url], [
 396         "https://example.org/test.png",
 397         ~r{/biribiri/mikoto_smile[23]\.png},
 398         "nekomimi_girl_emoji"
 399       ])
 400
 401       :ok
 402     end
 403
 404     test "non-statuses" do
 405       answer = @status_data |> put_in(["object", "type"], "Answer")
 406       {:ok, filtered} = MRF.filter_one(EmojiPolicy, answer)
 407
 408       assert filtered == answer
 409     end
 410
 411     test "without tag" do
 412       status = @status_data |> Map.put("object", Map.drop(@status_data["object"], ["tag"]))
 413       {:ok, filtered} = MRF.filter_one(EmojiPolicy, status)
 414
 415       refute Map.has_key?(filtered["object"], "tag")
 416     end
 417
 418     test "without emoji" do
 419       status = @status_data |> Map.put("object", Map.drop(@status_data["object"], ["emoji"]))
 420       {:ok, filtered} = MRF.filter_one(EmojiPolicy, status)
 421
 422       refute Map.has_key?(filtered["object"], "emoji")
 423     end
 424   end
 425 end