git.squeep.com Git - akkoma/blob - test/web/ostatus/ostatus_test.exs

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.OStatusTest do
   6   use Pleroma.DataCase
   7   alias Pleroma.Activity
   8   alias Pleroma.Instances
   9   alias Pleroma.Object
  10   alias Pleroma.Repo
  11   alias Pleroma.User
  12   alias Pleroma.Web.OStatus
  13   alias Pleroma.Web.XML
  14   import Pleroma.Factory
  15   import ExUnit.CaptureLog
  16
  17   setup_all do
  18     Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
  19     :ok
  20   end
  21
  22   test "don't insert create notes twice" do
  23     incoming = File.read!("test/fixtures/incoming_note_activity.xml")
  24     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  25     assert {:ok, [activity]} == OStatus.handle_incoming(incoming)
  26   end
  27
  28   test "handle incoming note - GS, Salmon" do
  29     incoming = File.read!("test/fixtures/incoming_note_activity.xml")
  30     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  31
  32     user = User.get_by_ap_id(activity.data["actor"])
  33     assert user.info.note_count == 1
  34     assert activity.data["type"] == "Create"
  35     assert activity.data["object"]["type"] == "Note"
  36
  37     assert activity.data["object"]["id"] ==
  38              "tag:gs.example.org:4040,2017-04-23:noticeId=29:objectType=note"
  39
  40     assert activity.data["published"] == "2017-04-23T14:51:03+00:00"
  41     assert activity.data["object"]["published"] == "2017-04-23T14:51:03+00:00"
  42
  43     assert activity.data["context"] ==
  44              "tag:gs.example.org:4040,2017-04-23:objectType=thread:nonce=f09e22f58abd5c7b"
  45
  46     assert "http://pleroma.example.org:4000/users/lain3" in activity.data["to"]
  47     assert activity.data["object"]["emoji"] == %{"marko" => "marko.png", "reimu" => "reimu.png"}
  48     assert activity.local == false
  49   end
  50
  51   test "handle incoming notes - GS, subscription" do
  52     incoming = File.read!("test/fixtures/ostatus_incoming_post.xml")
  53     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  54
  55     assert activity.data["type"] == "Create"
  56     assert activity.data["object"]["type"] == "Note"
  57     assert activity.data["object"]["actor"] == "https://social.heldscal.la/user/23211"
  58     assert activity.data["object"]["content"] == "Will it blend?"
  59     user = User.get_cached_by_ap_id(activity.data["actor"])
  60     assert User.ap_followers(user) in activity.data["to"]
  61     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
  62   end
  63
  64   test "handle incoming notes with attachments - GS, subscription" do
  65     incoming = File.read!("test/fixtures/incoming_websub_gnusocial_attachments.xml")
  66     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  67
  68     assert activity.data["type"] == "Create"
  69     assert activity.data["object"]["type"] == "Note"
  70     assert activity.data["object"]["actor"] == "https://social.heldscal.la/user/23211"
  71     assert activity.data["object"]["attachment"] |> length == 2
  72     assert activity.data["object"]["external_url"] == "https://social.heldscal.la/notice/2020923"
  73     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
  74   end
  75
  76   test "handle incoming notes with tags" do
  77     incoming = File.read!("test/fixtures/ostatus_incoming_post_tag.xml")
  78     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  79
  80     assert activity.data["object"]["tag"] == ["nsfw"]
  81     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
  82   end
  83
  84   test "handle incoming notes - Mastodon, salmon, reply" do
  85     # It uses the context of the replied to object
  86     Repo.insert!(%Object{
  87       data: %{
  88         "id" => "https://pleroma.soykaf.com/objects/c237d966-ac75-4fe3-a87a-d89d71a3a7a4",
  89         "context" => "2hu"
  90       }
  91     })
  92
  93     incoming = File.read!("test/fixtures/incoming_reply_mastodon.xml")
  94     {:ok, [activity]} = OStatus.handle_incoming(incoming)
  95
  96     assert activity.data["type"] == "Create"
  97     assert activity.data["object"]["type"] == "Note"
  98     assert activity.data["object"]["actor"] == "https://mastodon.social/users/lambadalambda"
  99     assert activity.data["context"] == "2hu"
 100     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
 101   end
 102
 103   test "handle incoming notes - Mastodon, with CW" do
 104     incoming = File.read!("test/fixtures/mastodon-note-cw.xml")
 105     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 106
 107     assert activity.data["type"] == "Create"
 108     assert activity.data["object"]["type"] == "Note"
 109     assert activity.data["object"]["actor"] == "https://mastodon.social/users/lambadalambda"
 110     assert activity.data["object"]["summary"] == "technologic"
 111     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
 112   end
 113
 114   test "handle incoming unlisted messages, put public into cc" do
 115     incoming = File.read!("test/fixtures/mastodon-note-unlisted.xml")
 116     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 117     refute "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
 118     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["cc"]
 119     refute "https://www.w3.org/ns/activitystreams#Public" in activity.data["object"]["to"]
 120     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["object"]["cc"]
 121   end
 122
 123   test "handle incoming retweets - Mastodon, with CW" do
 124     incoming = File.read!("test/fixtures/cw_retweet.xml")
 125     {:ok, [[_activity, retweeted_activity]]} = OStatus.handle_incoming(incoming)
 126
 127     assert retweeted_activity.data["object"]["summary"] == "Hey."
 128   end
 129
 130   test "handle incoming notes - GS, subscription, reply" do
 131     incoming = File.read!("test/fixtures/ostatus_incoming_reply.xml")
 132     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 133
 134     assert activity.data["type"] == "Create"
 135     assert activity.data["object"]["type"] == "Note"
 136     assert activity.data["object"]["actor"] == "https://social.heldscal.la/user/23211"
 137
 138     assert activity.data["object"]["content"] ==
 139              "@<a href=\"https://gs.archae.me/user/4687\" class=\"h-card u-url p-nickname mention\" title=\"shpbot\">shpbot</a> why not indeed."
 140
 141     assert activity.data["object"]["inReplyTo"] ==
 142              "tag:gs.archae.me,2017-04-30:noticeId=778260:objectType=note"
 143
 144     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
 145   end
 146
 147   test "handle incoming retweets - GS, subscription" do
 148     incoming = File.read!("test/fixtures/share-gs.xml")
 149     {:ok, [[activity, retweeted_activity]]} = OStatus.handle_incoming(incoming)
 150
 151     assert activity.data["type"] == "Announce"
 152     assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 153     assert activity.data["object"] == retweeted_activity.data["object"]["id"]
 154     assert "https://pleroma.soykaf.com/users/lain" in activity.data["to"]
 155     refute activity.local
 156
 157     retweeted_activity = Activity.get_by_id(retweeted_activity.id)
 158     assert retweeted_activity.data["type"] == "Create"
 159     assert retweeted_activity.data["actor"] == "https://pleroma.soykaf.com/users/lain"
 160     refute retweeted_activity.local
 161     assert retweeted_activity.data["object"]["announcement_count"] == 1
 162     assert String.contains?(retweeted_activity.data["object"]["content"], "mastodon")
 163     refute String.contains?(retweeted_activity.data["object"]["content"], "Test account")
 164   end
 165
 166   test "handle incoming retweets - GS, subscription - local message" do
 167     incoming = File.read!("test/fixtures/share-gs-local.xml")
 168     note_activity = insert(:note_activity)
 169     user = User.get_cached_by_ap_id(note_activity.data["actor"])
 170
 171     incoming =
 172       incoming
 173       |> String.replace("LOCAL_ID", note_activity.data["object"]["id"])
 174       |> String.replace("LOCAL_USER", user.ap_id)
 175
 176     {:ok, [[activity, retweeted_activity]]} = OStatus.handle_incoming(incoming)
 177
 178     assert activity.data["type"] == "Announce"
 179     assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 180     assert activity.data["object"] == retweeted_activity.data["object"]["id"]
 181     assert user.ap_id in activity.data["to"]
 182     refute activity.local
 183
 184     retweeted_activity = Activity.get_by_id(retweeted_activity.id)
 185     assert note_activity.id == retweeted_activity.id
 186     assert retweeted_activity.data["type"] == "Create"
 187     assert retweeted_activity.data["actor"] == user.ap_id
 188     assert retweeted_activity.local
 189     assert retweeted_activity.data["object"]["announcement_count"] == 1
 190   end
 191
 192   test "handle incoming retweets - Mastodon, salmon" do
 193     incoming = File.read!("test/fixtures/share.xml")
 194     {:ok, [[activity, retweeted_activity]]} = OStatus.handle_incoming(incoming)
 195
 196     assert activity.data["type"] == "Announce"
 197     assert activity.data["actor"] == "https://mastodon.social/users/lambadalambda"
 198     assert activity.data["object"] == retweeted_activity.data["object"]["id"]
 199
 200     assert activity.data["id"] ==
 201              "tag:mastodon.social,2017-05-03:objectId=4934452:objectType=Status"
 202
 203     refute activity.local
 204     assert retweeted_activity.data["type"] == "Create"
 205     assert retweeted_activity.data["actor"] == "https://pleroma.soykaf.com/users/lain"
 206     refute retweeted_activity.local
 207     refute String.contains?(retweeted_activity.data["object"]["content"], "Test account")
 208   end
 209
 210   test "handle incoming favorites - GS, websub" do
 211     capture_log(fn ->
 212       incoming = File.read!("test/fixtures/favorite.xml")
 213       {:ok, [[activity, favorited_activity]]} = OStatus.handle_incoming(incoming)
 214
 215       assert activity.data["type"] == "Like"
 216       assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 217       assert activity.data["object"] == favorited_activity.data["object"]["id"]
 218
 219       assert activity.data["id"] ==
 220                "tag:social.heldscal.la,2017-05-05:fave:23211:comment:2061643:2017-05-05T09:12:50+00:00"
 221
 222       refute activity.local
 223       assert favorited_activity.data["type"] == "Create"
 224       assert favorited_activity.data["actor"] == "https://shitposter.club/user/1"
 225
 226       assert favorited_activity.data["object"]["id"] ==
 227                "tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
 228
 229       refute favorited_activity.local
 230     end)
 231   end
 232
 233   test "handle conversation references" do
 234     incoming = File.read!("test/fixtures/mastodon_conversation.xml")
 235     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 236
 237     assert activity.data["context"] ==
 238              "tag:mastodon.social,2017-08-28:objectId=7876885:objectType=Conversation"
 239   end
 240
 241   test "handle incoming favorites with locally available object - GS, websub" do
 242     note_activity = insert(:note_activity)
 243
 244     incoming =
 245       File.read!("test/fixtures/favorite_with_local_note.xml")
 246       |> String.replace("localid", note_activity.data["object"]["id"])
 247
 248     {:ok, [[activity, favorited_activity]]} = OStatus.handle_incoming(incoming)
 249
 250     assert activity.data["type"] == "Like"
 251     assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 252     assert activity.data["object"] == favorited_activity.data["object"]["id"]
 253     refute activity.local
 254     assert note_activity.id == favorited_activity.id
 255     assert favorited_activity.local
 256   end
 257
 258   test "handle incoming replies" do
 259     incoming = File.read!("test/fixtures/incoming_note_activity_answer.xml")
 260     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 261
 262     assert activity.data["type"] == "Create"
 263     assert activity.data["object"]["type"] == "Note"
 264
 265     assert activity.data["object"]["inReplyTo"] ==
 266              "http://pleroma.example.org:4000/objects/55bce8fc-b423-46b1-af71-3759ab4670bc"
 267
 268     assert "http://pleroma.example.org:4000/users/lain5" in activity.data["to"]
 269
 270     assert activity.data["object"]["id"] ==
 271              "tag:gs.example.org:4040,2017-04-25:noticeId=55:objectType=note"
 272
 273     assert "https://www.w3.org/ns/activitystreams#Public" in activity.data["to"]
 274   end
 275
 276   test "handle incoming follows" do
 277     incoming = File.read!("test/fixtures/follow.xml")
 278     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 279     assert activity.data["type"] == "Follow"
 280
 281     assert activity.data["id"] ==
 282              "tag:social.heldscal.la,2017-05-07:subscription:23211:person:44803:2017-05-07T09:54:48+00:00"
 283
 284     assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 285     assert activity.data["object"] == "https://pawoo.net/users/pekorino"
 286     refute activity.local
 287
 288     follower = User.get_by_ap_id(activity.data["actor"])
 289     followed = User.get_by_ap_id(activity.data["object"])
 290
 291     assert User.following?(follower, followed)
 292   end
 293
 294   test "handle incoming unfollows with existing follow" do
 295     incoming_follow = File.read!("test/fixtures/follow.xml")
 296     {:ok, [_activity]} = OStatus.handle_incoming(incoming_follow)
 297
 298     incoming = File.read!("test/fixtures/unfollow.xml")
 299     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 300
 301     assert activity.data["type"] == "Undo"
 302
 303     assert activity.data["id"] ==
 304              "undo:tag:social.heldscal.la,2017-05-07:subscription:23211:person:44803:2017-05-07T09:54:48+00:00"
 305
 306     assert activity.data["actor"] == "https://social.heldscal.la/user/23211"
 307     assert is_map(activity.data["object"])
 308     assert activity.data["object"]["type"] == "Follow"
 309     assert activity.data["object"]["object"] == "https://pawoo.net/users/pekorino"
 310     refute activity.local
 311
 312     follower = User.get_by_ap_id(activity.data["actor"])
 313     followed = User.get_by_ap_id(activity.data["object"]["object"])
 314
 315     refute User.following?(follower, followed)
 316   end
 317
 318   test "it clears `unreachable` federation status of the sender" do
 319     incoming_reaction_xml = File.read!("test/fixtures/share-gs.xml")
 320     doc = XML.parse_document(incoming_reaction_xml)
 321     actor_uri = XML.string_from_xpath("//author/uri[1]", doc)
 322     reacted_to_author_uri = XML.string_from_xpath("//author/uri[2]", doc)
 323
 324     Instances.set_consistently_unreachable(actor_uri)
 325     Instances.set_consistently_unreachable(reacted_to_author_uri)
 326     refute Instances.reachable?(actor_uri)
 327     refute Instances.reachable?(reacted_to_author_uri)
 328
 329     {:ok, _} = OStatus.handle_incoming(incoming_reaction_xml)
 330     assert Instances.reachable?(actor_uri)
 331     refute Instances.reachable?(reacted_to_author_uri)
 332   end
 333
 334   describe "new remote user creation" do
 335     test "returns local users" do
 336       local_user = insert(:user)
 337       {:ok, user} = OStatus.find_or_make_user(local_user.ap_id)
 338
 339       assert user == local_user
 340     end
 341
 342     test "tries to use the information in poco fields" do
 343       uri = "https://social.heldscal.la/user/23211"
 344
 345       {:ok, user} = OStatus.find_or_make_user(uri)
 346
 347       user = Pleroma.User.get_by_id(user.id)
 348       assert user.name == "Constance Variable"
 349       assert user.nickname == "lambadalambda@social.heldscal.la"
 350       assert user.local == false
 351       assert user.info.uri == uri
 352       assert user.ap_id == uri
 353       assert user.bio == "Call me Deacon Blues."
 354       assert user.avatar["type"] == "Image"
 355
 356       {:ok, user_again} = OStatus.find_or_make_user(uri)
 357
 358       assert user == user_again
 359     end
 360
 361     test "find_or_make_user sets all the nessary input fields" do
 362       uri = "https://social.heldscal.la/user/23211"
 363       {:ok, user} = OStatus.find_or_make_user(uri)
 364
 365       assert user.info ==
 366                %Pleroma.User.Info{
 367                  id: user.info.id,
 368                  ap_enabled: false,
 369                  background: %{},
 370                  banner: %{},
 371                  blocks: [],
 372                  deactivated: false,
 373                  default_scope: "public",
 374                  domain_blocks: [],
 375                  follower_count: 0,
 376                  is_admin: false,
 377                  is_moderator: false,
 378                  keys: nil,
 379                  locked: false,
 380                  no_rich_text: false,
 381                  note_count: 0,
 382                  settings: nil,
 383                  source_data: %{},
 384                  hub: "https://social.heldscal.la/main/push/hub",
 385                  magic_key:
 386                    "RSA.uzg6r1peZU0vXGADWxGJ0PE34WvmhjUmydbX5YYdOiXfODVLwCMi1umGoqUDm-mRu4vNEdFBVJU1CpFA7dKzWgIsqsa501i2XqElmEveXRLvNRWFB6nG03Q5OUY2as8eE54BJm0p20GkMfIJGwP6TSFb-ICp3QjzbatuSPJ6xCE=.AQAB",
 387                  salmon: "https://social.heldscal.la/main/salmon/user/23211",
 388                  topic: "https://social.heldscal.la/api/statuses/user_timeline/23211.atom",
 389                  uri: "https://social.heldscal.la/user/23211"
 390                }
 391     end
 392
 393     test "find_make_or_update_user takes an author element and returns an updated user" do
 394       uri = "https://social.heldscal.la/user/23211"
 395
 396       {:ok, user} = OStatus.find_or_make_user(uri)
 397       old_name = user.name
 398       old_bio = user.bio
 399       change = Ecto.Changeset.change(user, %{avatar: nil, bio: nil, old_name: nil})
 400
 401       {:ok, user} = Repo.update(change)
 402       refute user.avatar
 403
 404       doc = XML.parse_document(File.read!("test/fixtures/23211.atom"))
 405       [author] = :xmerl_xpath.string('//author[1]', doc)
 406       {:ok, user} = OStatus.find_make_or_update_user(author)
 407       assert user.avatar["type"] == "Image"
 408       assert user.name == old_name
 409       assert user.bio == old_bio
 410
 411       {:ok, user_again} = OStatus.find_make_or_update_user(author)
 412       assert user_again == user
 413     end
 414   end
 415
 416   describe "gathering user info from a user id" do
 417     test "it returns user info in a hash" do
 418       user = "shp@social.heldscal.la"
 419
 420       # TODO: make test local
 421       {:ok, data} = OStatus.gather_user_info(user)
 422
 423       expected = %{
 424         "hub" => "https://social.heldscal.la/main/push/hub",
 425         "magic_key" =>
 426           "RSA.wQ3i9UA0qmAxZ0WTIp4a-waZn_17Ez1pEEmqmqoooRsG1_BvpmOvLN0G2tEcWWxl2KOtdQMCiPptmQObeZeuj48mdsDZ4ArQinexY2hCCTcbV8Xpswpkb8K05RcKipdg07pnI7tAgQ0VWSZDImncL6YUGlG5YN8b5TjGOwk2VG8=.AQAB",
 427         "name" => "shp",
 428         "nickname" => "shp",
 429         "salmon" => "https://social.heldscal.la/main/salmon/user/29191",
 430         "subject" => "acct:shp@social.heldscal.la",
 431         "topic" => "https://social.heldscal.la/api/statuses/user_timeline/29191.atom",
 432         "uri" => "https://social.heldscal.la/user/29191",
 433         "host" => "social.heldscal.la",
 434         "fqn" => user,
 435         "bio" => "cofe",
 436         "avatar" => %{
 437           "type" => "Image",
 438           "url" => [
 439             %{
 440               "href" => "https://social.heldscal.la/avatar/29191-original-20170421154949.jpeg",
 441               "mediaType" => "image/jpeg",
 442               "type" => "Link"
 443             }
 444           ]
 445         },
 446         "subscribe_address" => "https://social.heldscal.la/main/ostatussub?profile={uri}",
 447         "ap_id" => nil
 448       }
 449
 450       assert data == expected
 451     end
 452
 453     test "it works with the uri" do
 454       user = "https://social.heldscal.la/user/29191"
 455
 456       # TODO: make test local
 457       {:ok, data} = OStatus.gather_user_info(user)
 458
 459       expected = %{
 460         "hub" => "https://social.heldscal.la/main/push/hub",
 461         "magic_key" =>
 462           "RSA.wQ3i9UA0qmAxZ0WTIp4a-waZn_17Ez1pEEmqmqoooRsG1_BvpmOvLN0G2tEcWWxl2KOtdQMCiPptmQObeZeuj48mdsDZ4ArQinexY2hCCTcbV8Xpswpkb8K05RcKipdg07pnI7tAgQ0VWSZDImncL6YUGlG5YN8b5TjGOwk2VG8=.AQAB",
 463         "name" => "shp",
 464         "nickname" => "shp",
 465         "salmon" => "https://social.heldscal.la/main/salmon/user/29191",
 466         "subject" => "https://social.heldscal.la/user/29191",
 467         "topic" => "https://social.heldscal.la/api/statuses/user_timeline/29191.atom",
 468         "uri" => "https://social.heldscal.la/user/29191",
 469         "host" => "social.heldscal.la",
 470         "fqn" => user,
 471         "bio" => "cofe",
 472         "avatar" => %{
 473           "type" => "Image",
 474           "url" => [
 475             %{
 476               "href" => "https://social.heldscal.la/avatar/29191-original-20170421154949.jpeg",
 477               "mediaType" => "image/jpeg",
 478               "type" => "Link"
 479             }
 480           ]
 481         },
 482         "subscribe_address" => "https://social.heldscal.la/main/ostatussub?profile={uri}",
 483         "ap_id" => nil
 484       }
 485
 486       assert data == expected
 487     end
 488   end
 489
 490   describe "fetching a status by it's HTML url" do
 491     test "it builds a missing status from an html url" do
 492       capture_log(fn ->
 493         url = "https://shitposter.club/notice/2827873"
 494         {:ok, [activity]} = OStatus.fetch_activity_from_url(url)
 495
 496         assert activity.data["actor"] == "https://shitposter.club/user/1"
 497
 498         assert activity.data["object"]["id"] ==
 499                  "tag:shitposter.club,2017-05-05:noticeId=2827873:objectType=comment"
 500       end)
 501     end
 502
 503     test "it works for atom notes, too" do
 504       url = "https://social.sakamoto.gq/objects/0ccc1a2c-66b0-4305-b23a-7f7f2b040056"
 505       {:ok, [activity]} = OStatus.fetch_activity_from_url(url)
 506       assert activity.data["actor"] == "https://social.sakamoto.gq/users/eal"
 507       assert activity.data["object"]["id"] == url
 508     end
 509   end
 510
 511   test "it doesn't add nil in the to field" do
 512     incoming = File.read!("test/fixtures/nil_mention_entry.xml")
 513     {:ok, [activity]} = OStatus.handle_incoming(incoming)
 514
 515     assert activity.data["to"] == [
 516              "http://localhost:4001/users/atarifrosch@social.stopwatchingus-heidelberg.de/followers",
 517              "https://www.w3.org/ns/activitystreams#Public"
 518            ]
 519   end
 520
 521   describe "is_representable?" do
 522     test "Note objects are representable" do
 523       note_activity = insert(:note_activity)
 524
 525       assert OStatus.is_representable?(note_activity)
 526     end
 527
 528     test "Article objects are not representable" do
 529       note_activity = insert(:note_activity)
 530
 531       note_object = Object.normalize(note_activity.data["object"])
 532
 533       note_data =
 534         note_object.data
 535         |> Map.put("type", "Article")
 536
 537       Cachex.clear(:object_cache)
 538
 539       cs = Object.change(note_object, %{data: note_data})
 540       {:ok, _article_object} = Repo.update(cs)
 541
 542       # the underlying object is now an Article instead of a note, so this should fail
 543       refute OStatus.is_representable?(note_activity)
 544     end
 545   end
 546 end