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

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 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.Activity
   8   alias Pleroma.Builders.ActivityBuilder
   9   alias Pleroma.Instances
  10   alias Pleroma.Object
  11   alias Pleroma.User
  12   alias Pleroma.Web.ActivityPub.ActivityPub
  13   alias Pleroma.Web.ActivityPub.Utils
  14   alias Pleroma.Web.CommonAPI
  15
  16   import Pleroma.Factory
  17   import Tesla.Mock
  18   import Mock
  19
  20   setup do
  21     mock(fn env -> apply(HttpRequestMock, :request, [env]) end)
  22     :ok
  23   end
  24
  25   describe "fetching restricted by visibility" do
  26     test "it restricts by the appropriate visibility" do
  27       user = insert(:user)
  28
  29       {:ok, public_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "public"})
  30
  31       {:ok, direct_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})
  32
  33       {:ok, unlisted_activity} =
  34         CommonAPI.post(user, %{"status" => ".", "visibility" => "unlisted"})
  35
  36       {:ok, private_activity} =
  37         CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
  38
  39       activities =
  40         ActivityPub.fetch_activities([], %{:visibility => "direct", "actor_id" => user.ap_id})
  41
  42       assert activities == [direct_activity]
  43
  44       activities =
  45         ActivityPub.fetch_activities([], %{:visibility => "unlisted", "actor_id" => user.ap_id})
  46
  47       assert activities == [unlisted_activity]
  48
  49       activities =
  50         ActivityPub.fetch_activities([], %{:visibility => "private", "actor_id" => user.ap_id})
  51
  52       assert activities == [private_activity]
  53
  54       activities =
  55         ActivityPub.fetch_activities([], %{:visibility => "public", "actor_id" => user.ap_id})
  56
  57       assert activities == [public_activity]
  58
  59       activities =
  60         ActivityPub.fetch_activities([], %{
  61           :visibility => ~w[private public],
  62           "actor_id" => user.ap_id
  63         })
  64
  65       assert activities == [public_activity, private_activity]
  66     end
  67   end
  68
  69   describe "building a user from his ap id" do
  70     test "it returns a user" do
  71       user_id = "http://mastodon.example.org/users/admin"
  72       {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
  73       assert user.ap_id == user_id
  74       assert user.nickname == "admin@mastodon.example.org"
  75       assert user.info.source_data
  76       assert user.info.ap_enabled
  77       assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
  78     end
  79
  80     test "it fetches the appropriate tag-restricted posts" do
  81       user = insert(:user)
  82
  83       {:ok, status_one} = CommonAPI.post(user, %{"status" => ". #test"})
  84       {:ok, status_two} = CommonAPI.post(user, %{"status" => ". #essais"})
  85       {:ok, status_three} = CommonAPI.post(user, %{"status" => ". #test #reject"})
  86
  87       fetch_one = ActivityPub.fetch_activities([], %{"tag" => "test"})
  88       fetch_two = ActivityPub.fetch_activities([], %{"tag" => ["test", "essais"]})
  89
  90       fetch_three =
  91         ActivityPub.fetch_activities([], %{
  92           "tag" => ["test", "essais"],
  93           "tag_reject" => ["reject"]
  94         })
  95
  96       fetch_four =
  97         ActivityPub.fetch_activities([], %{
  98           "tag" => ["test"],
  99           "tag_all" => ["test", "reject"]
 100         })
 101
 102       assert fetch_one == [status_one, status_three]
 103       assert fetch_two == [status_one, status_two, status_three]
 104       assert fetch_three == [status_one, status_two]
 105       assert fetch_four == [status_three]
 106     end
 107   end
 108
 109   describe "insertion" do
 110     test "drops activities beyond a certain limit" do
 111       limit = Pleroma.Config.get([:instance, :remote_limit])
 112
 113       random_text =
 114         :crypto.strong_rand_bytes(limit + 1)
 115         |> Base.encode64()
 116         |> binary_part(0, limit + 1)
 117
 118       data = %{
 119         "ok" => true,
 120         "object" => %{
 121           "content" => random_text
 122         }
 123       }
 124
 125       assert {:error, {:remote_limit_error, _}} = ActivityPub.insert(data)
 126     end
 127
 128     test "doesn't drop activities with content being null" do
 129       data = %{
 130         "ok" => true,
 131         "object" => %{
 132           "content" => nil
 133         }
 134       }
 135
 136       assert {:ok, _} = ActivityPub.insert(data)
 137     end
 138
 139     test "returns the activity if one with the same id is already in" do
 140       activity = insert(:note_activity)
 141       {:ok, new_activity} = ActivityPub.insert(activity.data)
 142
 143       assert activity.id == new_activity.id
 144     end
 145
 146     test "inserts a given map into the activity database, giving it an id if it has none." do
 147       data = %{
 148         "ok" => true
 149       }
 150
 151       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 152       assert activity.data["ok"] == data["ok"]
 153       assert is_binary(activity.data["id"])
 154
 155       given_id = "bla"
 156
 157       data = %{
 158         "ok" => true,
 159         "id" => given_id,
 160         "context" => "blabla"
 161       }
 162
 163       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 164       assert activity.data["ok"] == data["ok"]
 165       assert activity.data["id"] == given_id
 166       assert activity.data["context"] == "blabla"
 167       assert activity.data["context_id"]
 168     end
 169
 170     test "adds a context when none is there" do
 171       data = %{
 172         "id" => "some_id",
 173         "object" => %{
 174           "id" => "object_id"
 175         }
 176       }
 177
 178       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 179
 180       assert is_binary(activity.data["context"])
 181       assert is_binary(activity.data["object"]["context"])
 182       assert activity.data["context_id"]
 183       assert activity.data["object"]["context_id"]
 184     end
 185
 186     test "adds an id to a given object if it lacks one and is a note and inserts it to the object database" do
 187       data = %{
 188         "object" => %{
 189           "type" => "Note",
 190           "ok" => true
 191         }
 192       }
 193
 194       {:ok, %Activity{} = activity} = ActivityPub.insert(data)
 195       object = Object.normalize(activity.data["object"])
 196
 197       assert is_binary(object.data["id"])
 198       assert %Object{} = Object.get_by_ap_id(activity.data["object"])
 199     end
 200   end
 201
 202   describe "create activities" do
 203     test "removes doubled 'to' recipients" do
 204       user = insert(:user)
 205
 206       {:ok, activity} =
 207         ActivityPub.create(%{
 208           to: ["user1", "user1", "user2"],
 209           actor: user,
 210           context: "",
 211           object: %{
 212             "to" => ["user1", "user1", "user2"],
 213             "type" => "Note",
 214             "content" => "testing"
 215           }
 216         })
 217
 218       assert activity.data["to"] == ["user1", "user2"]
 219       assert activity.actor == user.ap_id
 220       assert activity.recipients == ["user1", "user2", user.ap_id]
 221     end
 222
 223     test "increases user note count only for public activities" do
 224       user = insert(:user)
 225
 226       {:ok, _} =
 227         CommonAPI.post(User.get_by_id(user.id), %{"status" => "1", "visibility" => "public"})
 228
 229       {:ok, _} =
 230         CommonAPI.post(User.get_by_id(user.id), %{"status" => "2", "visibility" => "unlisted"})
 231
 232       {:ok, _} =
 233         CommonAPI.post(User.get_by_id(user.id), %{"status" => "2", "visibility" => "private"})
 234
 235       {:ok, _} =
 236         CommonAPI.post(User.get_by_id(user.id), %{"status" => "3", "visibility" => "direct"})
 237
 238       user = User.get_by_id(user.id)
 239       assert user.info.note_count == 2
 240     end
 241
 242     test "increases replies count" do
 243       user = insert(:user)
 244       user2 = insert(:user)
 245
 246       {:ok, activity} = CommonAPI.post(user, %{"status" => "1", "visibility" => "public"})
 247       ap_id = activity.data["id"]
 248       reply_data = %{"status" => "1", "in_reply_to_status_id" => activity.id}
 249
 250       # public
 251       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "public"))
 252       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 253       assert data["object"]["repliesCount"] == 1
 254       assert object.data["repliesCount"] == 1
 255
 256       # unlisted
 257       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "unlisted"))
 258       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 259       assert data["object"]["repliesCount"] == 2
 260       assert object.data["repliesCount"] == 2
 261
 262       # private
 263       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "private"))
 264       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 265       assert data["object"]["repliesCount"] == 2
 266       assert object.data["repliesCount"] == 2
 267
 268       # direct
 269       {:ok, _} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "direct"))
 270       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 271       assert data["object"]["repliesCount"] == 2
 272       assert object.data["repliesCount"] == 2
 273     end
 274   end
 275
 276   describe "fetch activities for recipients" do
 277     test "retrieve the activities for certain recipients" do
 278       {:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
 279       {:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
 280       {:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
 281
 282       activities = ActivityPub.fetch_activities(["someone", "someone_else"])
 283       assert length(activities) == 2
 284       assert activities == [activity_one, activity_two]
 285     end
 286   end
 287
 288   describe "fetch activities in context" do
 289     test "retrieves activities that have a given context" do
 290       {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 291       {:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
 292       {:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
 293       {:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
 294       activity_five = insert(:note_activity)
 295       user = insert(:user)
 296
 297       {:ok, user} = User.block(user, %{ap_id: activity_five.data["actor"]})
 298
 299       activities = ActivityPub.fetch_activities_for_context("2hu", %{"blocking_user" => user})
 300       assert activities == [activity_two, activity]
 301     end
 302   end
 303
 304   test "doesn't return blocked activities" do
 305     activity_one = insert(:note_activity)
 306     activity_two = insert(:note_activity)
 307     activity_three = insert(:note_activity)
 308     user = insert(:user)
 309     booster = insert(:user)
 310     {:ok, user} = User.block(user, %{ap_id: activity_one.data["actor"]})
 311
 312     activities =
 313       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 314
 315     assert Enum.member?(activities, activity_two)
 316     assert Enum.member?(activities, activity_three)
 317     refute Enum.member?(activities, activity_one)
 318
 319     {:ok, user} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
 320
 321     activities =
 322       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 323
 324     assert Enum.member?(activities, activity_two)
 325     assert Enum.member?(activities, activity_three)
 326     assert Enum.member?(activities, activity_one)
 327
 328     {:ok, user} = User.block(user, %{ap_id: activity_three.data["actor"]})
 329     {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 330     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 331     activity_three = Activity.get_by_id(activity_three.id)
 332
 333     activities =
 334       ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 335
 336     assert Enum.member?(activities, activity_two)
 337     refute Enum.member?(activities, activity_three)
 338     refute Enum.member?(activities, boost_activity)
 339     assert Enum.member?(activities, activity_one)
 340
 341     activities =
 342       ActivityPub.fetch_activities([], %{"blocking_user" => nil, "skip_preload" => true})
 343
 344     assert Enum.member?(activities, activity_two)
 345     assert Enum.member?(activities, activity_three)
 346     assert Enum.member?(activities, boost_activity)
 347     assert Enum.member?(activities, activity_one)
 348   end
 349
 350   test "doesn't return muted activities" do
 351     activity_one = insert(:note_activity)
 352     activity_two = insert(:note_activity)
 353     activity_three = insert(:note_activity)
 354     user = insert(:user)
 355     booster = insert(:user)
 356     {:ok, user} = User.mute(user, %User{ap_id: activity_one.data["actor"]})
 357
 358     activities =
 359       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 360
 361     assert Enum.member?(activities, activity_two)
 362     assert Enum.member?(activities, activity_three)
 363     refute Enum.member?(activities, activity_one)
 364
 365     # Calling with 'with_muted' will deliver muted activities, too.
 366     activities =
 367       ActivityPub.fetch_activities([], %{
 368         "muting_user" => user,
 369         "with_muted" => true,
 370         "skip_preload" => true
 371       })
 372
 373     assert Enum.member?(activities, activity_two)
 374     assert Enum.member?(activities, activity_three)
 375     assert Enum.member?(activities, activity_one)
 376
 377     {:ok, user} = User.unmute(user, %User{ap_id: activity_one.data["actor"]})
 378
 379     activities =
 380       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 381
 382     assert Enum.member?(activities, activity_two)
 383     assert Enum.member?(activities, activity_three)
 384     assert Enum.member?(activities, activity_one)
 385
 386     {:ok, user} = User.mute(user, %User{ap_id: activity_three.data["actor"]})
 387     {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
 388     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
 389     activity_three = Activity.get_by_id(activity_three.id)
 390
 391     activities =
 392       ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 393
 394     assert Enum.member?(activities, activity_two)
 395     refute Enum.member?(activities, activity_three)
 396     refute Enum.member?(activities, boost_activity)
 397     assert Enum.member?(activities, activity_one)
 398
 399     activities = ActivityPub.fetch_activities([], %{"muting_user" => nil, "skip_preload" => true})
 400
 401     assert Enum.member?(activities, activity_two)
 402     assert Enum.member?(activities, activity_three)
 403     assert Enum.member?(activities, boost_activity)
 404     assert Enum.member?(activities, activity_one)
 405   end
 406
 407   test "does include announces on request" do
 408     activity_three = insert(:note_activity)
 409     user = insert(:user)
 410     booster = insert(:user)
 411
 412     {:ok, user} = User.follow(user, booster)
 413
 414     {:ok, announce, _object} = CommonAPI.repeat(activity_three.id, booster)
 415
 416     [announce_activity] = ActivityPub.fetch_activities([user.ap_id | user.following])
 417
 418     assert announce_activity.id == announce.id
 419   end
 420
 421   test "excludes reblogs on request" do
 422     user = insert(:user)
 423     {:ok, expected_activity} = ActivityBuilder.insert(%{"type" => "Create"}, %{:user => user})
 424     {:ok, _} = ActivityBuilder.insert(%{"type" => "Announce"}, %{:user => user})
 425
 426     [activity] = ActivityPub.fetch_user_activities(user, nil, %{"exclude_reblogs" => "true"})
 427
 428     assert activity == expected_activity
 429   end
 430
 431   describe "public fetch activities" do
 432     test "doesn't retrieve unlisted activities" do
 433       user = insert(:user)
 434
 435       {:ok, _unlisted_activity} =
 436         CommonAPI.post(user, %{"status" => "yeah", "visibility" => "unlisted"})
 437
 438       {:ok, listed_activity} = CommonAPI.post(user, %{"status" => "yeah"})
 439
 440       [activity] = ActivityPub.fetch_public_activities()
 441
 442       assert activity == listed_activity
 443     end
 444
 445     test "retrieves public activities" do
 446       _activities = ActivityPub.fetch_public_activities()
 447
 448       %{public: public} = ActivityBuilder.public_and_non_public()
 449
 450       activities = ActivityPub.fetch_public_activities()
 451       assert length(activities) == 1
 452       assert Enum.at(activities, 0) == public
 453     end
 454
 455     test "retrieves a maximum of 20 activities" do
 456       activities = ActivityBuilder.insert_list(30)
 457       last_expected = List.last(activities)
 458
 459       activities = ActivityPub.fetch_public_activities()
 460       last = List.last(activities)
 461
 462       assert length(activities) == 20
 463       assert last == last_expected
 464     end
 465
 466     test "retrieves ids starting from a since_id" do
 467       activities = ActivityBuilder.insert_list(30)
 468       later_activities = ActivityBuilder.insert_list(10)
 469       since_id = List.last(activities).id
 470       last_expected = List.last(later_activities)
 471
 472       activities = ActivityPub.fetch_public_activities(%{"since_id" => since_id})
 473       last = List.last(activities)
 474
 475       assert length(activities) == 10
 476       assert last == last_expected
 477     end
 478
 479     test "retrieves ids up to max_id" do
 480       _first_activities = ActivityBuilder.insert_list(10)
 481       activities = ActivityBuilder.insert_list(20)
 482       later_activities = ActivityBuilder.insert_list(10)
 483       max_id = List.first(later_activities).id
 484       last_expected = List.last(activities)
 485
 486       activities = ActivityPub.fetch_public_activities(%{"max_id" => max_id})
 487       last = List.last(activities)
 488
 489       assert length(activities) == 20
 490       assert last == last_expected
 491     end
 492
 493     test "doesn't return reblogs for users for whom reblogs have been muted" do
 494       activity = insert(:note_activity)
 495       user = insert(:user)
 496       booster = insert(:user)
 497       {:ok, user} = CommonAPI.hide_reblogs(user, booster)
 498
 499       {:ok, activity, _} = CommonAPI.repeat(activity.id, booster)
 500
 501       activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
 502
 503       refute Enum.any?(activities, fn %{id: id} -> id == activity.id end)
 504     end
 505
 506     test "returns reblogs for users for whom reblogs have not been muted" do
 507       activity = insert(:note_activity)
 508       user = insert(:user)
 509       booster = insert(:user)
 510       {:ok, user} = CommonAPI.hide_reblogs(user, booster)
 511       {:ok, user} = CommonAPI.show_reblogs(user, booster)
 512
 513       {:ok, activity, _} = CommonAPI.repeat(activity.id, booster)
 514
 515       activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
 516
 517       assert Enum.any?(activities, fn %{id: id} -> id == activity.id end)
 518     end
 519   end
 520
 521   describe "like an object" do
 522     test "adds a like activity to the db" do
 523       note_activity = insert(:note_activity)
 524       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 525       user = insert(:user)
 526       user_two = insert(:user)
 527
 528       {:ok, like_activity, object} = ActivityPub.like(user, object)
 529
 530       assert like_activity.data["actor"] == user.ap_id
 531       assert like_activity.data["type"] == "Like"
 532       assert like_activity.data["object"] == object.data["id"]
 533       assert like_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
 534       assert like_activity.data["context"] == object.data["context"]
 535       assert object.data["like_count"] == 1
 536       assert object.data["likes"] == [user.ap_id]
 537
 538       # Just return the original activity if the user already liked it.
 539       {:ok, same_like_activity, object} = ActivityPub.like(user, object)
 540
 541       assert like_activity == same_like_activity
 542       assert object.data["likes"] == [user.ap_id]
 543
 544       [note_activity] = Activity.get_all_create_by_object_ap_id(object.data["id"])
 545       assert note_activity.data["object"]["like_count"] == 1
 546
 547       {:ok, _like_activity, object} = ActivityPub.like(user_two, object)
 548       assert object.data["like_count"] == 2
 549     end
 550   end
 551
 552   describe "unliking" do
 553     test "unliking a previously liked object" do
 554       note_activity = insert(:note_activity)
 555       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 556       user = insert(:user)
 557
 558       # Unliking something that hasn't been liked does nothing
 559       {:ok, object} = ActivityPub.unlike(user, object)
 560       assert object.data["like_count"] == 0
 561
 562       {:ok, like_activity, object} = ActivityPub.like(user, object)
 563       assert object.data["like_count"] == 1
 564
 565       {:ok, _, _, object} = ActivityPub.unlike(user, object)
 566       assert object.data["like_count"] == 0
 567
 568       assert Activity.get_by_id(like_activity.id) == nil
 569     end
 570   end
 571
 572   describe "announcing an object" do
 573     test "adds an announce activity to the db" do
 574       note_activity = insert(:note_activity)
 575       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 576       user = insert(:user)
 577
 578       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
 579       assert object.data["announcement_count"] == 1
 580       assert object.data["announcements"] == [user.ap_id]
 581
 582       assert announce_activity.data["to"] == [
 583                User.ap_followers(user),
 584                note_activity.data["actor"]
 585              ]
 586
 587       assert announce_activity.data["object"] == object.data["id"]
 588       assert announce_activity.data["actor"] == user.ap_id
 589       assert announce_activity.data["context"] == object.data["context"]
 590     end
 591   end
 592
 593   describe "unannouncing an object" do
 594     test "unannouncing a previously announced object" do
 595       note_activity = insert(:note_activity)
 596       object = Object.get_by_ap_id(note_activity.data["object"]["id"])
 597       user = insert(:user)
 598
 599       # Unannouncing an object that is not announced does nothing
 600       # {:ok, object} = ActivityPub.unannounce(user, object)
 601       # assert object.data["announcement_count"] == 0
 602
 603       {:ok, announce_activity, object} = ActivityPub.announce(user, object)
 604       assert object.data["announcement_count"] == 1
 605
 606       {:ok, unannounce_activity, object} = ActivityPub.unannounce(user, object)
 607       assert object.data["announcement_count"] == 0
 608
 609       assert unannounce_activity.data["to"] == [
 610                User.ap_followers(user),
 611                announce_activity.data["actor"]
 612              ]
 613
 614       assert unannounce_activity.data["type"] == "Undo"
 615       assert unannounce_activity.data["object"] == announce_activity.data
 616       assert unannounce_activity.data["actor"] == user.ap_id
 617       assert unannounce_activity.data["context"] == announce_activity.data["context"]
 618
 619       assert Activity.get_by_id(announce_activity.id) == nil
 620     end
 621   end
 622
 623   describe "uploading files" do
 624     test "copies the file to the configured folder" do
 625       file = %Plug.Upload{
 626         content_type: "image/jpg",
 627         path: Path.absname("test/fixtures/image.jpg"),
 628         filename: "an_image.jpg"
 629       }
 630
 631       {:ok, %Object{} = object} = ActivityPub.upload(file)
 632       assert object.data["name"] == "an_image.jpg"
 633     end
 634
 635     test "works with base64 encoded images" do
 636       file = %{
 637         "img" => data_uri()
 638       }
 639
 640       {:ok, %Object{}} = ActivityPub.upload(file)
 641     end
 642   end
 643
 644   describe "fetch the latest Follow" do
 645     test "fetches the latest Follow activity" do
 646       %Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
 647       follower = Repo.get_by(User, ap_id: activity.data["actor"])
 648       followed = Repo.get_by(User, ap_id: activity.data["object"])
 649
 650       assert activity == Utils.fetch_latest_follow(follower, followed)
 651     end
 652   end
 653
 654   describe "fetching an object" do
 655     test "it fetches an object" do
 656       {:ok, object} =
 657         ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 658
 659       assert activity = Activity.get_create_by_object_ap_id(object.data["id"])
 660       assert activity.data["id"]
 661
 662       {:ok, object_again} =
 663         ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
 664
 665       assert [attachment] = object.data["attachment"]
 666       assert is_list(attachment["url"])
 667
 668       assert object == object_again
 669     end
 670
 671     test "it works with objects only available via Ostatus" do
 672       {:ok, object} = ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
 673       assert activity = Activity.get_create_by_object_ap_id(object.data["id"])
 674       assert activity.data["id"]
 675
 676       {:ok, object_again} =
 677         ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
 678
 679       assert object == object_again
 680     end
 681
 682     test "it correctly stitches up conversations between ostatus and ap" do
 683       last = "https://mstdn.io/users/mayuutann/statuses/99568293732299394"
 684       {:ok, object} = ActivityPub.fetch_object_from_id(last)
 685
 686       object = Object.get_by_ap_id(object.data["inReplyTo"])
 687       assert object
 688     end
 689   end
 690
 691   describe "following / unfollowing" do
 692     test "creates a follow activity" do
 693       follower = insert(:user)
 694       followed = insert(:user)
 695
 696       {:ok, activity} = ActivityPub.follow(follower, followed)
 697       assert activity.data["type"] == "Follow"
 698       assert activity.data["actor"] == follower.ap_id
 699       assert activity.data["object"] == followed.ap_id
 700     end
 701
 702     test "creates an undo activity for the last follow" do
 703       follower = insert(:user)
 704       followed = insert(:user)
 705
 706       {:ok, follow_activity} = ActivityPub.follow(follower, followed)
 707       {:ok, activity} = ActivityPub.unfollow(follower, followed)
 708
 709       assert activity.data["type"] == "Undo"
 710       assert activity.data["actor"] == follower.ap_id
 711
 712       assert is_map(activity.data["object"])
 713       assert activity.data["object"]["type"] == "Follow"
 714       assert activity.data["object"]["object"] == followed.ap_id
 715       assert activity.data["object"]["id"] == follow_activity.data["id"]
 716     end
 717   end
 718
 719   describe "blocking / unblocking" do
 720     test "creates a block activity" do
 721       blocker = insert(:user)
 722       blocked = insert(:user)
 723
 724       {:ok, activity} = ActivityPub.block(blocker, blocked)
 725
 726       assert activity.data["type"] == "Block"
 727       assert activity.data["actor"] == blocker.ap_id
 728       assert activity.data["object"] == blocked.ap_id
 729     end
 730
 731     test "creates an undo activity for the last block" do
 732       blocker = insert(:user)
 733       blocked = insert(:user)
 734
 735       {:ok, block_activity} = ActivityPub.block(blocker, blocked)
 736       {:ok, activity} = ActivityPub.unblock(blocker, blocked)
 737
 738       assert activity.data["type"] == "Undo"
 739       assert activity.data["actor"] == blocker.ap_id
 740
 741       assert is_map(activity.data["object"])
 742       assert activity.data["object"]["type"] == "Block"
 743       assert activity.data["object"]["object"] == blocked.ap_id
 744       assert activity.data["object"]["id"] == block_activity.data["id"]
 745     end
 746   end
 747
 748   describe "deletion" do
 749     test "it creates a delete activity and deletes the original object" do
 750       note = insert(:note_activity)
 751       object = Object.get_by_ap_id(note.data["object"]["id"])
 752       {:ok, delete} = ActivityPub.delete(object)
 753
 754       assert delete.data["type"] == "Delete"
 755       assert delete.data["actor"] == note.data["actor"]
 756       assert delete.data["object"] == note.data["object"]["id"]
 757
 758       assert Activity.get_by_id(delete.id) != nil
 759
 760       assert Repo.get(Object, object.id).data["type"] == "Tombstone"
 761     end
 762
 763     test "decrements user note count only for public activities" do
 764       user = insert(:user, info: %{note_count: 10})
 765
 766       {:ok, a1} =
 767         CommonAPI.post(User.get_by_id(user.id), %{"status" => "yeah", "visibility" => "public"})
 768
 769       {:ok, a2} =
 770         CommonAPI.post(User.get_by_id(user.id), %{"status" => "yeah", "visibility" => "unlisted"})
 771
 772       {:ok, a3} =
 773         CommonAPI.post(User.get_by_id(user.id), %{"status" => "yeah", "visibility" => "private"})
 774
 775       {:ok, a4} =
 776         CommonAPI.post(User.get_by_id(user.id), %{"status" => "yeah", "visibility" => "direct"})
 777
 778       {:ok, _} = a1.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
 779       {:ok, _} = a2.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
 780       {:ok, _} = a3.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
 781       {:ok, _} = a4.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
 782
 783       user = User.get_by_id(user.id)
 784       assert user.info.note_count == 10
 785     end
 786
 787     test "it creates a delete activity and checks that it is also sent to users mentioned by the deleted object" do
 788       user = insert(:user)
 789       note = insert(:note_activity)
 790
 791       {:ok, object} =
 792         Object.get_by_ap_id(note.data["object"]["id"])
 793         |> Object.change(%{
 794           data: %{
 795             "actor" => note.data["object"]["actor"],
 796             "id" => note.data["object"]["id"],
 797             "to" => [user.ap_id],
 798             "type" => "Note"
 799           }
 800         })
 801         |> Object.update_and_set_cache()
 802
 803       {:ok, delete} = ActivityPub.delete(object)
 804
 805       assert user.ap_id in delete.data["to"]
 806     end
 807
 808     test "decreases reply count" do
 809       user = insert(:user)
 810       user2 = insert(:user)
 811
 812       {:ok, activity} = CommonAPI.post(user, %{"status" => "1", "visibility" => "public"})
 813       reply_data = %{"status" => "1", "in_reply_to_status_id" => activity.id}
 814       ap_id = activity.data["id"]
 815
 816       {:ok, public_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "public"))
 817       {:ok, unlisted_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "unlisted"))
 818       {:ok, private_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "private"))
 819       {:ok, direct_reply} = CommonAPI.post(user2, Map.put(reply_data, "visibility", "direct"))
 820
 821       _ = CommonAPI.delete(direct_reply.id, user2)
 822       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 823       assert data["object"]["repliesCount"] == 2
 824       assert object.data["repliesCount"] == 2
 825
 826       _ = CommonAPI.delete(private_reply.id, user2)
 827       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 828       assert data["object"]["repliesCount"] == 2
 829       assert object.data["repliesCount"] == 2
 830
 831       _ = CommonAPI.delete(public_reply.id, user2)
 832       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 833       assert data["object"]["repliesCount"] == 1
 834       assert object.data["repliesCount"] == 1
 835
 836       _ = CommonAPI.delete(unlisted_reply.id, user2)
 837       assert %{data: data, object: object} = Activity.get_by_ap_id_with_object(ap_id)
 838       assert data["object"]["repliesCount"] == 0
 839       assert object.data["repliesCount"] == 0
 840     end
 841   end
 842
 843   describe "timeline post-processing" do
 844     test "it filters broken threads" do
 845       user1 = insert(:user)
 846       user2 = insert(:user)
 847       user3 = insert(:user)
 848
 849       {:ok, user1} = User.follow(user1, user3)
 850       assert User.following?(user1, user3)
 851
 852       {:ok, user2} = User.follow(user2, user3)
 853       assert User.following?(user2, user3)
 854
 855       {:ok, user3} = User.follow(user3, user2)
 856       assert User.following?(user3, user2)
 857
 858       {:ok, public_activity} = CommonAPI.post(user3, %{"status" => "hi 1"})
 859
 860       {:ok, private_activity_1} =
 861         CommonAPI.post(user3, %{"status" => "hi 2", "visibility" => "private"})
 862
 863       {:ok, private_activity_2} =
 864         CommonAPI.post(user2, %{
 865           "status" => "hi 3",
 866           "visibility" => "private",
 867           "in_reply_to_status_id" => private_activity_1.id
 868         })
 869
 870       {:ok, private_activity_3} =
 871         CommonAPI.post(user3, %{
 872           "status" => "hi 4",
 873           "visibility" => "private",
 874           "in_reply_to_status_id" => private_activity_2.id
 875         })
 876
 877       activities = ActivityPub.fetch_activities([user1.ap_id | user1.following])
 878
 879       private_activity_1 = Activity.get_by_ap_id_with_object(private_activity_1.data["id"])
 880       assert [public_activity, private_activity_1, private_activity_3] == activities
 881       assert length(activities) == 3
 882
 883       activities = ActivityPub.contain_timeline(activities, user1)
 884
 885       assert [public_activity, private_activity_1] == activities
 886       assert length(activities) == 2
 887     end
 888   end
 889
 890   describe "update" do
 891     test "it creates an update activity with the new user data" do
 892       user = insert(:user)
 893       {:ok, user} = Pleroma.Web.WebFinger.ensure_keys_present(user)
 894       user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
 895
 896       {:ok, update} =
 897         ActivityPub.update(%{
 898           actor: user_data["id"],
 899           to: [user.follower_address],
 900           cc: [],
 901           object: user_data
 902         })
 903
 904       assert update.data["actor"] == user.ap_id
 905       assert update.data["to"] == [user.follower_address]
 906       assert update.data["object"]["id"] == user_data["id"]
 907       assert update.data["object"]["type"] == user_data["type"]
 908     end
 909   end
 910
 911   test "it can fetch peertube videos" do
 912     {:ok, object} =
 913       ActivityPub.fetch_object_from_id(
 914         "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
 915       )
 916
 917     assert object
 918   end
 919
 920   test "returned pinned statuses" do
 921     Pleroma.Config.put([:instance, :max_pinned_statuses], 3)
 922     user = insert(:user)
 923
 924     {:ok, activity_one} = CommonAPI.post(user, %{"status" => "HI!!!"})
 925     {:ok, activity_two} = CommonAPI.post(user, %{"status" => "HI!!!"})
 926     {:ok, activity_three} = CommonAPI.post(user, %{"status" => "HI!!!"})
 927
 928     CommonAPI.pin(activity_one.id, user)
 929     user = refresh_record(user)
 930
 931     CommonAPI.pin(activity_two.id, user)
 932     user = refresh_record(user)
 933
 934     CommonAPI.pin(activity_three.id, user)
 935     user = refresh_record(user)
 936
 937     activities = ActivityPub.fetch_user_activities(user, nil, %{"pinned" => "true"})
 938
 939     assert 3 = length(activities)
 940   end
 941
 942   test "it can create a Flag activity" do
 943     reporter = insert(:user)
 944     target_account = insert(:user)
 945     {:ok, activity} = CommonAPI.post(target_account, %{"status" => "foobar"})
 946     context = Utils.generate_context_id()
 947     content = "foobar"
 948
 949     reporter_ap_id = reporter.ap_id
 950     target_ap_id = target_account.ap_id
 951     activity_ap_id = activity.data["id"]
 952
 953     assert {:ok, activity} =
 954              ActivityPub.flag(%{
 955                actor: reporter,
 956                context: context,
 957                account: target_account,
 958                statuses: [activity],
 959                content: content
 960              })
 961
 962     assert %Activity{
 963              actor: ^reporter_ap_id,
 964              data: %{
 965                "type" => "Flag",
 966                "content" => ^content,
 967                "context" => ^context,
 968                "object" => [^target_ap_id, ^activity_ap_id]
 969              }
 970            } = activity
 971   end
 972
 973   describe "publish_one/1" do
 974     test_with_mock "calls `Instances.set_reachable` on successful federation if `unreachable_since` is not specified",
 975                    Instances,
 976                    [:passthrough],
 977                    [] do
 978       actor = insert(:user)
 979       inbox = "http://200.site/users/nick1/inbox"
 980
 981       assert {:ok, _} = ActivityPub.publish_one(%{inbox: inbox, json: "{}", actor: actor, id: 1})
 982
 983       assert called(Instances.set_reachable(inbox))
 984     end
 985
 986     test_with_mock "calls `Instances.set_reachable` on successful federation if `unreachable_since` is set",
 987                    Instances,
 988                    [:passthrough],
 989                    [] do
 990       actor = insert(:user)
 991       inbox = "http://200.site/users/nick1/inbox"
 992
 993       assert {:ok, _} =
 994                ActivityPub.publish_one(%{
 995                  inbox: inbox,
 996                  json: "{}",
 997                  actor: actor,
 998                  id: 1,
 999                  unreachable_since: NaiveDateTime.utc_now()
1000                })
1001
1002       assert called(Instances.set_reachable(inbox))
1003     end
1004
1005     test_with_mock "does NOT call `Instances.set_reachable` on successful federation if `unreachable_since` is nil",
1006                    Instances,
1007                    [:passthrough],
1008                    [] do
1009       actor = insert(:user)
1010       inbox = "http://200.site/users/nick1/inbox"
1011
1012       assert {:ok, _} =
1013                ActivityPub.publish_one(%{
1014                  inbox: inbox,
1015                  json: "{}",
1016                  actor: actor,
1017                  id: 1,
1018                  unreachable_since: nil
1019                })
1020
1021       refute called(Instances.set_reachable(inbox))
1022     end
1023
1024     test_with_mock "calls `Instances.set_unreachable` on target inbox on non-2xx HTTP response code",
1025                    Instances,
1026                    [:passthrough],
1027                    [] do
1028       actor = insert(:user)
1029       inbox = "http://404.site/users/nick1/inbox"
1030
1031       assert {:error, _} =
1032                ActivityPub.publish_one(%{inbox: inbox, json: "{}", actor: actor, id: 1})
1033
1034       assert called(Instances.set_unreachable(inbox))
1035     end
1036
1037     test_with_mock "it calls `Instances.set_unreachable` on target inbox on request error of any kind",
1038                    Instances,
1039                    [:passthrough],
1040                    [] do
1041       actor = insert(:user)
1042       inbox = "http://connrefused.site/users/nick1/inbox"
1043
1044       assert {:error, _} =
1045                ActivityPub.publish_one(%{inbox: inbox, json: "{}", actor: actor, id: 1})
1046
1047       assert called(Instances.set_unreachable(inbox))
1048     end
1049
1050     test_with_mock "does NOT call `Instances.set_unreachable` if target is reachable",
1051                    Instances,
1052                    [:passthrough],
1053                    [] do
1054       actor = insert(:user)
1055       inbox = "http://200.site/users/nick1/inbox"
1056
1057       assert {:ok, _} = ActivityPub.publish_one(%{inbox: inbox, json: "{}", actor: actor, id: 1})
1058
1059       refute called(Instances.set_unreachable(inbox))
1060     end
1061
1062     test_with_mock "does NOT call `Instances.set_unreachable` if target instance has non-nil `unreachable_since`",
1063                    Instances,
1064                    [:passthrough],
1065                    [] do
1066       actor = insert(:user)
1067       inbox = "http://connrefused.site/users/nick1/inbox"
1068
1069       assert {:error, _} =
1070                ActivityPub.publish_one(%{
1071                  inbox: inbox,
1072                  json: "{}",
1073                  actor: actor,
1074                  id: 1,
1075                  unreachable_since: NaiveDateTime.utc_now()
1076                })
1077
1078       refute called(Instances.set_unreachable(inbox))
1079     end
1080   end
1081
1082   def data_uri do
1083     File.read!("test/fixtures/avatar_data_uri")
1084   end
1085 end