git.squeep.com Git - akkoma/blob - test/web/activity_pub/activity_pub_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.ActivityPub.ActivityPubTest do
   6   use Pleroma.DataCase
   7   alias Pleroma.Web.ActivityPub.ActivityPub
   8   alias Pleroma.Web.ActivityPub.Utils
   9   alias Pleroma.Web.CommonAPI
  10   alias Pleroma.{Activity, Object, User}
  11   alias Pleroma.Builders.ActivityBuilder
  12
  13   import Pleroma.Factory
  14   import Tesla.Mock
  15
  16   setup do
  17     mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
  18     :ok
  19   end
  20
  21   describe "building a user from his ap id" do
  22     test "it returns a user" do
  23       user_id = "http://mastodon.example.org/users/admin"
  24       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
  25       assert user.ap_id == user_id
  26       assert user.nickname == "admin@mastodon.example.org"
  27       assert user.info.source_data
  28       assert user.info.ap_enabled
  29       assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
  30     end
  31   end
  32
  33   describe "insertion" do
  34     test "returns the activity if one with the same id is already in" do
  35       activity = insert(:note_activity)
  36       {:ok, new_activity} = ActivityPub.insert(activity.data)
  37
  38       assert activity == new_activity
  39     end
  40
  41     test "inserts a given map into the activity database, giving it an id if it has none." do
  42       data = %{
  43         "ok" => true
  44       }
  45
  46       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
  47       assert activity.data["ok"] == data["ok"]
  48       assert is_binary(activity.data["id"])
  49
  50       given_id = "bla"
  51
  52       data = %{
  53         "ok" => true,
  54         "id" => given_id,
  55         "context" => "blabla"
  56       }
  57
  58       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
  59       assert activity.data["ok"] == data["ok"]
  60       assert activity.data["id"] == given_id
  61       assert activity.data["context"] == "blabla"
  62       assert activity.data["context_id"]
  63     end
  64
  65     test "adds a context when none is there" do
  66       data = %{
  67         "id" => "some_id",
  68         "object" => %{
  69           "id" => "object_id"
  70         }
  71       }
  72
  73       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
  74
  75       assert is_binary(activity.data["context"])
  76       assert is_binary(activity.data["object"]["context"])
  77       assert activity.data["context_id"]
  78       assert activity.data["object"]["context_id"]
  79     end
  80
  81     test "adds an id to a given object if it lacks one and is a note and inserts it to the object database" do
  82       data = %{
  83         "object" => %{
  84           "type" => "Note",
  85           "ok" => true
  86         }
  87       }
  88
  89       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
  90       assert is_binary(activity.data["object"]["id"])
  91       assert %Object{} = Object.get_by_ap_id(activity.data["object"]["id"])
  92     end
  93   end
  94
  95   describe "create activities" do
  96     test "removes doubled 'to' recipients" do
  97       user = insert(:user)
  98
  99       {:ok, activity} =
 100         ActivityPub.create(%{
 101           to: ["user1", "user1", "user2"],
 102           actor: user,
 103           context: "",
 104           object: %{}
 105         })
 106
 107       assert activity.data["to"] == ["user1", "user2"]
 108       assert activity.actor == user.ap_id
 109       assert activity.recipients == ["user1", "user2"]
 110     end
 111   end
 112
 113   describe "fetch activities for recipients" do
 114     test "retrieve the activities for certain recipients" do
 115       {:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
 116       {:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
 117       {:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
 118
 119       activities = ActivityPub.fetch_activities(["someone", "someone_else"])
 120       assert length(activities) == 2
 121       assert activities == [activity_one, activity_two]
 122     end
 123   end
 124
 125   describe "fetch activities in context" do
 126     test "retrieves activities that have a given context" do
 127       {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 128       {:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 129       {:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
 130       {:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
 131       activity_five = insert(:note_activity)
 132       user = insert(:user)
 133
 134       {:ok, user} = User.block(user, %{ap_id: activity_five.data["actor"]})
 135
 136       activities = ActivityPub.fetch_activities_for_context("2hu", %{"blocking_user" => user})
 137       assert activities == [activity_two, activity]
 138     end
 139   end
 140
 141   test "doesn't return blocked activities" do
 142     activity_one = insert(:note_activity)
 143     activity_two = insert(:note_activity)
 144     activity_three = insert(:note_activity)
 145     user = insert(:user)
 146     booster = insert(:user)
 147     {:ok, user} = User.block(user, %{ap_id: activity_one.data["actor"]})
 148
 149     activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
 150
 151     assert Enum.member?(activities, activity_two)
 152     assert Enum.member?(activities, activity_three)
 153     refute Enum.member?(activities, activity_one)
 154
 155     {:ok, user} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
 156
 157     activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
 158
 159     assert Enum.member?(activities, activity_two)
 160     assert Enum.member?(activities, activity_three)
 161     assert Enum.member?(activities, activity_one)
 162
 163     {:ok, user} = User.block(user, %{ap_id: activity_three.data["actor"]})
 164     {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 165     %Activity{} = boost_activity = Activity.get_create_activity_by_object_ap_id(id)
 166     activity_three = Repo.get(Activity, activity_three.id)
 167
 168     activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
 169
 170     assert Enum.member?(activities, activity_two)
 171     refute Enum.member?(activities, activity_three)
 172     refute Enum.member?(activities, boost_activity)
 173     assert Enum.member?(activities, activity_one)
 174
 175     activities = ActivityPub.fetch_activities([], %{"blocking_user" => nil})
 176
 177     assert Enum.member?(activities, activity_two)
 178     assert Enum.member?(activities, activity_three)
 179     assert Enum.member?(activities, boost_activity)
 180     assert Enum.member?(activities, activity_one)
 181   end
 182
 183   test "excludes reblogs on request" do
 184     user = insert(:user)
 185     {:ok, expected_activity} = ActivityBuilder.insert(%{"type" => "Create"}, %{:user => user})
 186     {:ok, _} = ActivityBuilder.insert(%{"type" => "Announce"}, %{:user => user})
 187
 188     [activity] = ActivityPub.fetch_user_activities(user, nil, %{"exclude_reblogs" => "true"})
 189
 190     assert activity == expected_activity
 191   end
 192
 193   describe "public fetch activities" do
 194     test "doesn't retrieve unlisted activities" do
 195       user = insert(:user)
 196
 197       {:ok, _unlisted_activity} =
 198         CommonAPI.post(user, %{"status" => "yeah", "visibility" => "unlisted"})
 199
 200       {:ok, listed_activity} = CommonAPI.post(user, %{"status" => "yeah"})
 201
 202       [activity] = ActivityPub.fetch_public_activities()
 203
 204       assert activity == listed_activity
 205     end
 206
 207     test "retrieves public activities" do
 208       _activities = ActivityPub.fetch_public_activities()
 209
 210       %{public: public} = ActivityBuilder.public_and_non_public()
 211
 212       activities = ActivityPub.fetch_public_activities()
 213       assert length(activities) == 1
 214       assert Enum.at(activities, 0) == public
 215     end
 216
 217     test "retrieves a maximum of 20 activities" do
 218       activities = ActivityBuilder.insert_list(30)
 219       last_expected = List.last(activities)
 220
 221       activities = ActivityPub.fetch_public_activities()
 222       last = List.last(activities)
 223
 224       assert length(activities) == 20
 225       assert last == last_expected
 226     end
 227
 228     test "retrieves ids starting from a since_id" do
 229       activities = ActivityBuilder.insert_list(30)
 230       later_activities = ActivityBuilder.insert_list(10)
 231       since_id = List.last(activities).id
 232       last_expected = List.last(later_activities)
 233
 234       activities = ActivityPub.fetch_public_activities(%{"since_id" => since_id})
 235       last = List.last(activities)
 236
 237       assert length(activities) == 10
 238       assert last == last_expected
 239     end
 240
 241     test "retrieves ids up to max_id" do
 242       _first_activities = ActivityBuilder.insert_list(10)
 243       activities = ActivityBuilder.insert_list(20)
 244       later_activities = ActivityBuilder.insert_list(10)
 245       max_id = List.first(later_activities).id
 246       last_expected = List.last(activities)
 247
 248       activities = ActivityPub.fetch_public_activities(%{"max_id" => max_id})
 249       last = List.last(activities)
 250
 251       assert length(activities) == 20
 252       assert last == last_expected
 253     end
 254   end
 255
 256   describe "like an object" do
 257     test "adds a like activity to the db" do
 258       note_activity = insert(:note_activity)
 259       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 260       user = insert(:user)
 261       user_two = insert(:user)
 262
 263       {:ok, like_activity, object} = ActivityPub.like(user, object)
 264
 265       assert like_activity.data["actor"] == user.ap_id
 266       assert like_activity.data["type"] == "Like"
 267       assert like_activity.data["object"] == object.data["id"]
 268       assert like_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
 269       assert like_activity.data["context"] == object.data["context"]
 270       assert object.data["like_count"] == 1
 271       assert object.data["likes"] == [user.ap_id]
 272
 273       # Just return the original activity if the user already liked it.
 274       {:ok, same_like_activity, object} = ActivityPub.like(user, object)
 275
 276       assert like_activity == same_like_activity
 277       assert object.data["likes"] == [user.ap_id]
 278
 279       [note_activity] = Activity.all_by_object_ap_id(object.data["id"])
 280       assert note_activity.data["object"]["like_count"] == 1
 281
 282       {:ok, _like_activity, object} = ActivityPub.like(user_two, object)
 283       assert object.data["like_count"] == 2
 284     end
 285   end
 286
 287   describe "unliking" do
 288     test "unliking a previously liked object" do
 289       note_activity = insert(:note_activity)
 290       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 291       user = insert(:user)
 292
 293       # Unliking something that hasn't been liked does nothing
 294       {:ok, object} = ActivityPub.unlike(user, object)
 295       assert object.data["like_count"] == 0
 296
 297       {:ok, like_activity, object} = ActivityPub.like(user, object)
 298       assert object.data["like_count"] == 1
 299
 300       {:ok, _, _, object} = ActivityPub.unlike(user, object)
 301       assert object.data["like_count"] == 0
 302
 303       assert Repo.get(Activity, like_activity.id) == nil
 304     end
 305   end
 306
 307   describe "announcing an object" do
 308     test "adds an announce activity to the db" do
 309       note_activity = insert(:note_activity)
 310       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 311       user = insert(:user)
 312
 313       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
 314       assert object.data["announcement_count"] == 1
 315       assert object.data["announcements"] == [user.ap_id]
 316
 317       assert announce_activity.data["to"] == [
 318                User.ap_followers(user),
 319                note_activity.data["actor"]
 320              ]
 321
 322       assert announce_activity.data["object"] == object.data["id"]
 323       assert announce_activity.data["actor"] == user.ap_id
 324       assert announce_activity.data["context"] == object.data["context"]
 325     end
 326   end
 327
 328   describe "unannouncing an object" do
 329     test "unannouncing a previously announced object" do
 330       note_activity = insert(:note_activity)
 331       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 332       user = insert(:user)
 333
 334       # Unannouncing an object that is not announced does nothing
 335       # {:ok, object} = ActivityPub.unannounce(user, object)
 336       # assert object.data["announcement_count"] == 0
 337
 338       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
 339       assert object.data["announcement_count"] == 1
 340
 341       {:ok, unannounce_activity, object} = ActivityPub.unannounce(user, object)
 342       assert object.data["announcement_count"] == 0
 343
 344       assert unannounce_activity.data["to"] == [
 345                User.ap_followers(user),
 346                announce_activity.data["actor"]
 347              ]
 348
 349       assert unannounce_activity.data["type"] == "Undo"
 350       assert unannounce_activity.data["object"] == announce_activity.data
 351       assert unannounce_activity.data["actor"] == user.ap_id
 352       assert unannounce_activity.data["context"] == announce_activity.data["context"]
 353
 354       assert Repo.get(Activity, announce_activity.id) == nil
 355     end
 356   end
 357
 358   describe "uploading files" do
 359     test "copies the file to the configured folder" do
 360       file = %Plug.Upload{
 361         content_type: "image/jpg",
 362         path: Path.absname("test/fixtures/image.jpg"),
 363         filename: "an_image.jpg"
 364       }
 365
 366       {:ok, %Object{} = object} = ActivityPub.upload(file)
 367       assert object.data["name"] == "an_image.jpg"
 368     end
 369
 370     test "works with base64 encoded images" do
 371       file = %{
 372         "img" => data_uri()
 373       }
 374
 375       {:ok, %Object{}} = ActivityPub.upload(file)
 376     end
 377   end
 378
 379   describe "fetch the latest Follow" do
 380     test "fetches the latest Follow activity" do
 381       %Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
 382       follower = Repo.get_by(User, ap_id: activity.data["actor"])
 383       followed = Repo.get_by(User, ap_id: activity.data["object"])
 384
 385       assert activity == Utils.fetch_latest_follow(follower, followed)
 386     end
 387   end
 388
 389   describe "fetching an object" do
 390     test "it fetches an object" do
 391       {:ok, object} =
 392         ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 393
 394       assert activity = Activity.get_create_activity_by_object_ap_id(object.data["id"])
 395       assert activity.data["id"]
 396
 397       {:ok, object_again} =
 398         ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 399
 400       assert [attachment] = object.data["attachment"]
 401       assert is_list(attachment["url"])
 402
 403       assert object == object_again
 404     end
 405
 406     test "it works with objects only available via Ostatus" do
 407       {:ok, object} = ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
 408       assert activity = Activity.get_create_activity_by_object_ap_id(object.data["id"])
 409       assert activity.data["id"]
 410
 411       {:ok, object_again} =
 412         ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
 413
 414       assert object == object_again
 415     end
 416
 417     test "it correctly stitches up conversations between ostatus and ap" do
 418       last = "https://mstdn.io/users/mayuutann/statuses/99568293732299394"
 419       {:ok, object} = ActivityPub.fetch_object_from_id(last)
 420
 421       object = Object.get_by_ap_id(object.data["inReplyTo"])
 422       assert object
 423     end
 424   end
 425
 426   describe "following / unfollowing" do
 427     test "creates a follow activity" do
 428       follower = insert(:user)
 429       followed = insert(:user)
 430
 431       {:ok, activity} = ActivityPub.follow(follower, followed)
 432       assert activity.data["type"] == "Follow"
 433       assert activity.data["actor"] == follower.ap_id
 434       assert activity.data["object"] == followed.ap_id
 435     end
 436
 437     test "creates an undo activity for the last follow" do
 438       follower = insert(:user)
 439       followed = insert(:user)
 440
 441       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
 442       {:ok, activity} = ActivityPub.unfollow(follower, followed)
 443
 444       assert activity.data["type"] == "Undo"
 445       assert activity.data["actor"] == follower.ap_id
 446
 447       assert is_map(activity.data["object"])
 448       assert activity.data["object"]["type"] == "Follow"
 449       assert activity.data["object"]["object"] == followed.ap_id
 450       assert activity.data["object"]["id"] == follow_activity.data["id"]
 451     end
 452   end
 453
 454   describe "blocking / unblocking" do
 455     test "creates a block activity" do
 456       blocker = insert(:user)
 457       blocked = insert(:user)
 458
 459       {:ok, activity} = ActivityPub.block(blocker, blocked)
 460
 461       assert activity.data["type"] == "Block"
 462       assert activity.data["actor"] == blocker.ap_id
 463       assert activity.data["object"] == blocked.ap_id
 464     end
 465
 466     test "creates an undo activity for the last block" do
 467       blocker = insert(:user)
 468       blocked = insert(:user)
 469
 470       {:ok, block_activity} = ActivityPub.block(blocker, blocked)
 471       {:ok, activity} = ActivityPub.unblock(blocker, blocked)
 472
 473       assert activity.data["type"] == "Undo"
 474       assert activity.data["actor"] == blocker.ap_id
 475
 476       assert is_map(activity.data["object"])
 477       assert activity.data["object"]["type"] == "Block"
 478       assert activity.data["object"]["object"] == blocked.ap_id
 479       assert activity.data["object"]["id"] == block_activity.data["id"]
 480     end
 481   end
 482
 483   describe "deletion" do
 484     test "it creates a delete activity and deletes the original object" do
 485       note = insert(:note_activity)
 486       object = Object.get_by_ap_id(note.data["object"]["id"])
 487       {:ok, delete} = ActivityPub.delete(object)
 488
 489       assert delete.data["type"] == "Delete"
 490       assert delete.data["actor"] == note.data["actor"]
 491       assert delete.data["object"] == note.data["object"]["id"]
 492
 493       assert Repo.get(Activity, delete.id) != nil
 494
 495       assert Repo.get(Object, object.id).data["type"] == "Tombstone"
 496     end
 497   end
 498
 499   describe "timeline post-processing" do
 500     test "it filters broken threads" do
 501       user1 = insert(:user)
 502       user2 = insert(:user)
 503       user3 = insert(:user)
 504
 505       {:ok, user1} = User.follow(user1, user3)
 506       assert User.following?(user1, user3)
 507
 508       {:ok, user2} = User.follow(user2, user3)
 509       assert User.following?(user2, user3)
 510
 511       {:ok, user3} = User.follow(user3, user2)
 512       assert User.following?(user3, user2)
 513
 514       {:ok, public_activity} = CommonAPI.post(user3, %{"status" => "hi 1"})
 515
 516       {:ok, private_activity_1} =
 517         CommonAPI.post(user3, %{"status" => "hi 2", "visibility" => "private"})
 518
 519       {:ok, private_activity_2} =
 520         CommonAPI.post(user2, %{
 521           "status" => "hi 3",
 522           "visibility" => "private",
 523           "in_reply_to_status_id" => private_activity_1.id
 524         })
 525
 526       {:ok, private_activity_3} =
 527         CommonAPI.post(user3, %{
 528           "status" => "hi 4",
 529           "visibility" => "private",
 530           "in_reply_to_status_id" => private_activity_2.id
 531         })
 532
 533       assert user1.following == [user3.ap_id <> "/followers", user1.ap_id]
 534
 535       activities = ActivityPub.fetch_activities([user1.ap_id | user1.following])
 536
 537       assert [public_activity, private_activity_1, private_activity_3] == activities
 538       assert length(activities) == 3
 539
 540       activities = ActivityPub.contain_timeline(activities, user1)
 541
 542       assert [public_activity, private_activity_1] == activities
 543       assert length(activities) == 2
 544     end
 545   end
 546
 547   test "it can fetch plume articles" do
 548     {:ok, object} =
 549       ActivityPub.fetch_object_from_id(
 550         "https://baptiste.gelez.xyz/~/PlumeDevelopment/this-month-in-plume-june-2018/"
 551       )
 552
 553     assert object
 554   end
 555
 556   describe "update" do
 557     test "it creates an update activity with the new user data" do
 558       user = insert(:user)
 559       {:ok, user} = Pleroma.Web.WebFinger.ensure_keys_present(user)
 560       user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
 561
 562       {:ok, update} =
 563         ActivityPub.update(%{
 564           actor: user_data["id"],
 565           to: [user.follower_address],
 566           cc: [],
 567           object: user_data
 568         })
 569
 570       assert update.data["actor"] == user.ap_id
 571       assert update.data["to"] == [user.follower_address]
 572       assert update.data["object"]["id"] == user_data["id"]
 573       assert update.data["object"]["type"] == user_data["type"]
 574     end
 575   end
 576
 577   test "it can fetch peertube videos" do
 578     {:ok, object} =
 579       ActivityPub.fetch_object_from_id(
 580         "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
 581       )
 582
 583     assert object
 584   end
 585
 586   def data_uri do
 587     File.read!("test/fixtures/avatar_data_uri")
 588   end
 589 end