Web.ActivityPub.ActivityPub: Simplify multi-hashtag, add tests
[akkoma] / 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 "fetching restricted by visibility" do
22 test "it restricts by the appropriate visibility" do
23 user = insert(:user)
24
25 {:ok, public_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "public"})
26
27 {:ok, direct_activity} = CommonAPI.post(user, %{"status" => ".", "visibility" => "direct"})
28
29 {:ok, unlisted_activity} =
30 CommonAPI.post(user, %{"status" => ".", "visibility" => "unlisted"})
31
32 {:ok, private_activity} =
33 CommonAPI.post(user, %{"status" => ".", "visibility" => "private"})
34
35 activities =
36 ActivityPub.fetch_activities([], %{:visibility => "direct", "actor_id" => user.ap_id})
37
38 assert activities == [direct_activity]
39
40 activities =
41 ActivityPub.fetch_activities([], %{:visibility => "unlisted", "actor_id" => user.ap_id})
42
43 assert activities == [unlisted_activity]
44
45 activities =
46 ActivityPub.fetch_activities([], %{:visibility => "private", "actor_id" => user.ap_id})
47
48 assert activities == [private_activity]
49
50 activities =
51 ActivityPub.fetch_activities([], %{:visibility => "public", "actor_id" => user.ap_id})
52
53 assert activities == [public_activity]
54 end
55 end
56
57 describe "building a user from his ap id" do
58 test "it returns a user" do
59 user_id = "http://mastodon.example.org/users/admin"
60 {:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
61 assert user.ap_id == user_id
62 assert user.nickname == "admin@mastodon.example.org"
63 assert user.info.source_data
64 assert user.info.ap_enabled
65 assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
66 end
67
68 test "it fetches the appropriate tag-restricted posts" do
69 user = insert(:user)
70
71 {:ok, status_one} = CommonAPI.post(user, %{"status" => ". #test"})
72 {:ok, status_two} = CommonAPI.post(user, %{"status" => ". #essais"})
73 {:ok, status_three} = CommonAPI.post(user, %{"status" => ". #test #reject"})
74
75 fetch_one = ActivityPub.fetch_activities([], %{"tag" => "test"})
76 fetch_two = ActivityPub.fetch_activities([], %{"tag" => ["test", "essais"]})
77
78 fetch_three =
79 ActivityPub.fetch_activities([], %{
80 "tag" => ["test", "essais"],
81 "tag_reject" => ["reject"]
82 })
83
84 assert fetch_one == [status_one, status_three]
85 assert fetch_two == [status_one, status_two, status_three]
86 assert fetch_three == [status_one, status_two]
87 end
88 end
89
90 describe "insertion" do
91 test "drops activities beyond a certain limit" do
92 limit = Pleroma.Config.get([:instance, :remote_limit])
93
94 random_text =
95 :crypto.strong_rand_bytes(limit + 1)
96 |> Base.encode64()
97 |> binary_part(0, limit + 1)
98
99 data = %{
100 "ok" => true,
101 "object" => %{
102 "content" => random_text
103 }
104 }
105
106 assert {:error, {:remote_limit_error, _}} = ActivityPub.insert(data)
107 end
108
109 test "returns the activity if one with the same id is already in" do
110 activity = insert(:note_activity)
111 {:ok, new_activity} = ActivityPub.insert(activity.data)
112
113 assert activity == new_activity
114 end
115
116 test "inserts a given map into the activity database, giving it an id if it has none." do
117 data = %{
118 "ok" => true
119 }
120
121 {:ok, %Activity{} = activity} = ActivityPub.insert(data)
122 assert activity.data["ok"] == data["ok"]
123 assert is_binary(activity.data["id"])
124
125 given_id = "bla"
126
127 data = %{
128 "ok" => true,
129 "id" => given_id,
130 "context" => "blabla"
131 }
132
133 {:ok, %Activity{} = activity} = ActivityPub.insert(data)
134 assert activity.data["ok"] == data["ok"]
135 assert activity.data["id"] == given_id
136 assert activity.data["context"] == "blabla"
137 assert activity.data["context_id"]
138 end
139
140 test "adds a context when none is there" do
141 data = %{
142 "id" => "some_id",
143 "object" => %{
144 "id" => "object_id"
145 }
146 }
147
148 {:ok, %Activity{} = activity} = ActivityPub.insert(data)
149
150 assert is_binary(activity.data["context"])
151 assert is_binary(activity.data["object"]["context"])
152 assert activity.data["context_id"]
153 assert activity.data["object"]["context_id"]
154 end
155
156 test "adds an id to a given object if it lacks one and is a note and inserts it to the object database" do
157 data = %{
158 "object" => %{
159 "type" => "Note",
160 "ok" => true
161 }
162 }
163
164 {:ok, %Activity{} = activity} = ActivityPub.insert(data)
165 assert is_binary(activity.data["object"]["id"])
166 assert %Object{} = Object.get_by_ap_id(activity.data["object"]["id"])
167 end
168 end
169
170 describe "create activities" do
171 test "removes doubled 'to' recipients" do
172 user = insert(:user)
173
174 {:ok, activity} =
175 ActivityPub.create(%{
176 to: ["user1", "user1", "user2"],
177 actor: user,
178 context: "",
179 object: %{}
180 })
181
182 assert activity.data["to"] == ["user1", "user2"]
183 assert activity.actor == user.ap_id
184 assert activity.recipients == ["user1", "user2", user.ap_id]
185 end
186 end
187
188 describe "fetch activities for recipients" do
189 test "retrieve the activities for certain recipients" do
190 {:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
191 {:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
192 {:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
193
194 activities = ActivityPub.fetch_activities(["someone", "someone_else"])
195 assert length(activities) == 2
196 assert activities == [activity_one, activity_two]
197 end
198 end
199
200 describe "fetch activities in context" do
201 test "retrieves activities that have a given context" do
202 {:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
203 {:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
204 {:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
205 {:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
206 activity_five = insert(:note_activity)
207 user = insert(:user)
208
209 {:ok, user} = User.block(user, %{ap_id: activity_five.data["actor"]})
210
211 activities = ActivityPub.fetch_activities_for_context("2hu", %{"blocking_user" => user})
212 assert activities == [activity_two, activity]
213 end
214 end
215
216 test "doesn't return blocked activities" do
217 activity_one = insert(:note_activity)
218 activity_two = insert(:note_activity)
219 activity_three = insert(:note_activity)
220 user = insert(:user)
221 booster = insert(:user)
222 {:ok, user} = User.block(user, %{ap_id: activity_one.data["actor"]})
223
224 activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
225
226 assert Enum.member?(activities, activity_two)
227 assert Enum.member?(activities, activity_three)
228 refute Enum.member?(activities, activity_one)
229
230 {:ok, user} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
231
232 activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
233
234 assert Enum.member?(activities, activity_two)
235 assert Enum.member?(activities, activity_three)
236 assert Enum.member?(activities, activity_one)
237
238 {:ok, user} = User.block(user, %{ap_id: activity_three.data["actor"]})
239 {:ok, _announce, %{data: %{"id" => id}}} = CommonAPI.repeat(activity_three.id, booster)
240 %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
241 activity_three = Repo.get(Activity, activity_three.id)
242
243 activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
244
245 assert Enum.member?(activities, activity_two)
246 refute Enum.member?(activities, activity_three)
247 refute Enum.member?(activities, boost_activity)
248 assert Enum.member?(activities, activity_one)
249
250 activities = ActivityPub.fetch_activities([], %{"blocking_user" => nil})
251
252 assert Enum.member?(activities, activity_two)
253 assert Enum.member?(activities, activity_three)
254 assert Enum.member?(activities, boost_activity)
255 assert Enum.member?(activities, activity_one)
256 end
257
258 test "excludes reblogs on request" do
259 user = insert(:user)
260 {:ok, expected_activity} = ActivityBuilder.insert(%{"type" => "Create"}, %{:user => user})
261 {:ok, _} = ActivityBuilder.insert(%{"type" => "Announce"}, %{:user => user})
262
263 [activity] = ActivityPub.fetch_user_activities(user, nil, %{"exclude_reblogs" => "true"})
264
265 assert activity == expected_activity
266 end
267
268 describe "public fetch activities" do
269 test "doesn't retrieve unlisted activities" do
270 user = insert(:user)
271
272 {:ok, _unlisted_activity} =
273 CommonAPI.post(user, %{"status" => "yeah", "visibility" => "unlisted"})
274
275 {:ok, listed_activity} = CommonAPI.post(user, %{"status" => "yeah"})
276
277 [activity] = ActivityPub.fetch_public_activities()
278
279 assert activity == listed_activity
280 end
281
282 test "retrieves public activities" do
283 _activities = ActivityPub.fetch_public_activities()
284
285 %{public: public} = ActivityBuilder.public_and_non_public()
286
287 activities = ActivityPub.fetch_public_activities()
288 assert length(activities) == 1
289 assert Enum.at(activities, 0) == public
290 end
291
292 test "retrieves a maximum of 20 activities" do
293 activities = ActivityBuilder.insert_list(30)
294 last_expected = List.last(activities)
295
296 activities = ActivityPub.fetch_public_activities()
297 last = List.last(activities)
298
299 assert length(activities) == 20
300 assert last == last_expected
301 end
302
303 test "retrieves ids starting from a since_id" do
304 activities = ActivityBuilder.insert_list(30)
305 later_activities = ActivityBuilder.insert_list(10)
306 since_id = List.last(activities).id
307 last_expected = List.last(later_activities)
308
309 activities = ActivityPub.fetch_public_activities(%{"since_id" => since_id})
310 last = List.last(activities)
311
312 assert length(activities) == 10
313 assert last == last_expected
314 end
315
316 test "retrieves ids up to max_id" do
317 _first_activities = ActivityBuilder.insert_list(10)
318 activities = ActivityBuilder.insert_list(20)
319 later_activities = ActivityBuilder.insert_list(10)
320 max_id = List.first(later_activities).id
321 last_expected = List.last(activities)
322
323 activities = ActivityPub.fetch_public_activities(%{"max_id" => max_id})
324 last = List.last(activities)
325
326 assert length(activities) == 20
327 assert last == last_expected
328 end
329 end
330
331 describe "like an object" do
332 test "adds a like activity to the db" do
333 note_activity = insert(:note_activity)
334 object = Object.get_by_ap_id(note_activity.data["object"]["id"])
335 user = insert(:user)
336 user_two = insert(:user)
337
338 {:ok, like_activity, object} = ActivityPub.like(user, object)
339
340 assert like_activity.data["actor"] == user.ap_id
341 assert like_activity.data["type"] == "Like"
342 assert like_activity.data["object"] == object.data["id"]
343 assert like_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
344 assert like_activity.data["context"] == object.data["context"]
345 assert object.data["like_count"] == 1
346 assert object.data["likes"] == [user.ap_id]
347
348 # Just return the original activity if the user already liked it.
349 {:ok, same_like_activity, object} = ActivityPub.like(user, object)
350
351 assert like_activity == same_like_activity
352 assert object.data["likes"] == [user.ap_id]
353
354 [note_activity] = Activity.get_all_create_by_object_ap_id(object.data["id"])
355 assert note_activity.data["object"]["like_count"] == 1
356
357 {:ok, _like_activity, object} = ActivityPub.like(user_two, object)
358 assert object.data["like_count"] == 2
359 end
360 end
361
362 describe "unliking" do
363 test "unliking a previously liked object" do
364 note_activity = insert(:note_activity)
365 object = Object.get_by_ap_id(note_activity.data["object"]["id"])
366 user = insert(:user)
367
368 # Unliking something that hasn't been liked does nothing
369 {:ok, object} = ActivityPub.unlike(user, object)
370 assert object.data["like_count"] == 0
371
372 {:ok, like_activity, object} = ActivityPub.like(user, object)
373 assert object.data["like_count"] == 1
374
375 {:ok, _, _, object} = ActivityPub.unlike(user, object)
376 assert object.data["like_count"] == 0
377
378 assert Repo.get(Activity, like_activity.id) == nil
379 end
380 end
381
382 describe "announcing an object" do
383 test "adds an announce activity to the db" do
384 note_activity = insert(:note_activity)
385 object = Object.get_by_ap_id(note_activity.data["object"]["id"])
386 user = insert(:user)
387
388 {:ok, announce_activity, object} = ActivityPub.announce(user, object)
389 assert object.data["announcement_count"] == 1
390 assert object.data["announcements"] == [user.ap_id]
391
392 assert announce_activity.data["to"] == [
393 User.ap_followers(user),
394 note_activity.data["actor"]
395 ]
396
397 assert announce_activity.data["object"] == object.data["id"]
398 assert announce_activity.data["actor"] == user.ap_id
399 assert announce_activity.data["context"] == object.data["context"]
400 end
401 end
402
403 describe "unannouncing an object" do
404 test "unannouncing a previously announced object" do
405 note_activity = insert(:note_activity)
406 object = Object.get_by_ap_id(note_activity.data["object"]["id"])
407 user = insert(:user)
408
409 # Unannouncing an object that is not announced does nothing
410 # {:ok, object} = ActivityPub.unannounce(user, object)
411 # assert object.data["announcement_count"] == 0
412
413 {:ok, announce_activity, object} = ActivityPub.announce(user, object)
414 assert object.data["announcement_count"] == 1
415
416 {:ok, unannounce_activity, object} = ActivityPub.unannounce(user, object)
417 assert object.data["announcement_count"] == 0
418
419 assert unannounce_activity.data["to"] == [
420 User.ap_followers(user),
421 announce_activity.data["actor"]
422 ]
423
424 assert unannounce_activity.data["type"] == "Undo"
425 assert unannounce_activity.data["object"] == announce_activity.data
426 assert unannounce_activity.data["actor"] == user.ap_id
427 assert unannounce_activity.data["context"] == announce_activity.data["context"]
428
429 assert Repo.get(Activity, announce_activity.id) == nil
430 end
431 end
432
433 describe "uploading files" do
434 test "copies the file to the configured folder" do
435 file = %Plug.Upload{
436 content_type: "image/jpg",
437 path: Path.absname("test/fixtures/image.jpg"),
438 filename: "an_image.jpg"
439 }
440
441 {:ok, %Object{} = object} = ActivityPub.upload(file)
442 assert object.data["name"] == "an_image.jpg"
443 end
444
445 test "works with base64 encoded images" do
446 file = %{
447 "img" => data_uri()
448 }
449
450 {:ok, %Object{}} = ActivityPub.upload(file)
451 end
452 end
453
454 describe "fetch the latest Follow" do
455 test "fetches the latest Follow activity" do
456 %Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
457 follower = Repo.get_by(User, ap_id: activity.data["actor"])
458 followed = Repo.get_by(User, ap_id: activity.data["object"])
459
460 assert activity == Utils.fetch_latest_follow(follower, followed)
461 end
462 end
463
464 describe "fetching an object" do
465 test "it fetches an object" do
466 {:ok, object} =
467 ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
468
469 assert activity = Activity.get_create_by_object_ap_id(object.data["id"])
470 assert activity.data["id"]
471
472 {:ok, object_again} =
473 ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
474
475 assert [attachment] = object.data["attachment"]
476 assert is_list(attachment["url"])
477
478 assert object == object_again
479 end
480
481 test "it works with objects only available via Ostatus" do
482 {:ok, object} = ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
483 assert activity = Activity.get_create_by_object_ap_id(object.data["id"])
484 assert activity.data["id"]
485
486 {:ok, object_again} =
487 ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
488
489 assert object == object_again
490 end
491
492 test "it correctly stitches up conversations between ostatus and ap" do
493 last = "https://mstdn.io/users/mayuutann/statuses/99568293732299394"
494 {:ok, object} = ActivityPub.fetch_object_from_id(last)
495
496 object = Object.get_by_ap_id(object.data["inReplyTo"])
497 assert object
498 end
499 end
500
501 describe "following / unfollowing" do
502 test "creates a follow activity" do
503 follower = insert(:user)
504 followed = insert(:user)
505
506 {:ok, activity} = ActivityPub.follow(follower, followed)
507 assert activity.data["type"] == "Follow"
508 assert activity.data["actor"] == follower.ap_id
509 assert activity.data["object"] == followed.ap_id
510 end
511
512 test "creates an undo activity for the last follow" do
513 follower = insert(:user)
514 followed = insert(:user)
515
516 {:ok, follow_activity} = ActivityPub.follow(follower, followed)
517 {:ok, activity} = ActivityPub.unfollow(follower, followed)
518
519 assert activity.data["type"] == "Undo"
520 assert activity.data["actor"] == follower.ap_id
521
522 assert is_map(activity.data["object"])
523 assert activity.data["object"]["type"] == "Follow"
524 assert activity.data["object"]["object"] == followed.ap_id
525 assert activity.data["object"]["id"] == follow_activity.data["id"]
526 end
527 end
528
529 describe "blocking / unblocking" do
530 test "creates a block activity" do
531 blocker = insert(:user)
532 blocked = insert(:user)
533
534 {:ok, activity} = ActivityPub.block(blocker, blocked)
535
536 assert activity.data["type"] == "Block"
537 assert activity.data["actor"] == blocker.ap_id
538 assert activity.data["object"] == blocked.ap_id
539 end
540
541 test "creates an undo activity for the last block" do
542 blocker = insert(:user)
543 blocked = insert(:user)
544
545 {:ok, block_activity} = ActivityPub.block(blocker, blocked)
546 {:ok, activity} = ActivityPub.unblock(blocker, blocked)
547
548 assert activity.data["type"] == "Undo"
549 assert activity.data["actor"] == blocker.ap_id
550
551 assert is_map(activity.data["object"])
552 assert activity.data["object"]["type"] == "Block"
553 assert activity.data["object"]["object"] == blocked.ap_id
554 assert activity.data["object"]["id"] == block_activity.data["id"]
555 end
556 end
557
558 describe "deletion" do
559 test "it creates a delete activity and deletes the original object" do
560 note = insert(:note_activity)
561 object = Object.get_by_ap_id(note.data["object"]["id"])
562 {:ok, delete} = ActivityPub.delete(object)
563
564 assert delete.data["type"] == "Delete"
565 assert delete.data["actor"] == note.data["actor"]
566 assert delete.data["object"] == note.data["object"]["id"]
567
568 assert Repo.get(Activity, delete.id) != nil
569
570 assert Repo.get(Object, object.id).data["type"] == "Tombstone"
571 end
572 end
573
574 describe "timeline post-processing" do
575 test "it filters broken threads" do
576 user1 = insert(:user)
577 user2 = insert(:user)
578 user3 = insert(:user)
579
580 {:ok, user1} = User.follow(user1, user3)
581 assert User.following?(user1, user3)
582
583 {:ok, user2} = User.follow(user2, user3)
584 assert User.following?(user2, user3)
585
586 {:ok, user3} = User.follow(user3, user2)
587 assert User.following?(user3, user2)
588
589 {:ok, public_activity} = CommonAPI.post(user3, %{"status" => "hi 1"})
590
591 {:ok, private_activity_1} =
592 CommonAPI.post(user3, %{"status" => "hi 2", "visibility" => "private"})
593
594 {:ok, private_activity_2} =
595 CommonAPI.post(user2, %{
596 "status" => "hi 3",
597 "visibility" => "private",
598 "in_reply_to_status_id" => private_activity_1.id
599 })
600
601 {:ok, private_activity_3} =
602 CommonAPI.post(user3, %{
603 "status" => "hi 4",
604 "visibility" => "private",
605 "in_reply_to_status_id" => private_activity_2.id
606 })
607
608 assert user1.following == [user3.ap_id <> "/followers", user1.ap_id]
609
610 activities = ActivityPub.fetch_activities([user1.ap_id | user1.following])
611
612 assert [public_activity, private_activity_1, private_activity_3] == activities
613 assert length(activities) == 3
614
615 activities = ActivityPub.contain_timeline(activities, user1)
616
617 assert [public_activity, private_activity_1] == activities
618 assert length(activities) == 2
619 end
620 end
621
622 test "it can fetch plume articles" do
623 {:ok, object} =
624 ActivityPub.fetch_object_from_id(
625 "https://baptiste.gelez.xyz/~/PlumeDevelopment/this-month-in-plume-june-2018/"
626 )
627
628 assert object
629 end
630
631 describe "update" do
632 test "it creates an update activity with the new user data" do
633 user = insert(:user)
634 {:ok, user} = Pleroma.Web.WebFinger.ensure_keys_present(user)
635 user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
636
637 {:ok, update} =
638 ActivityPub.update(%{
639 actor: user_data["id"],
640 to: [user.follower_address],
641 cc: [],
642 object: user_data
643 })
644
645 assert update.data["actor"] == user.ap_id
646 assert update.data["to"] == [user.follower_address]
647 assert update.data["object"]["id"] == user_data["id"]
648 assert update.data["object"]["type"] == user_data["type"]
649 end
650 end
651
652 test "it can fetch peertube videos" do
653 {:ok, object} =
654 ActivityPub.fetch_object_from_id(
655 "https://peertube.moe/videos/watch/df5f464b-be8d-46fb-ad81-2d4c2d1630e3"
656 )
657
658 assert object
659 end
660
661 test "returned pinned statuses" do
662 Pleroma.Config.put([:instance, :max_pinned_statuses], 3)
663 user = insert(:user)
664
665 {:ok, activity_one} = CommonAPI.post(user, %{"status" => "HI!!!"})
666 {:ok, activity_two} = CommonAPI.post(user, %{"status" => "HI!!!"})
667 {:ok, activity_three} = CommonAPI.post(user, %{"status" => "HI!!!"})
668
669 CommonAPI.pin(activity_one.id, user)
670 user = refresh_record(user)
671
672 CommonAPI.pin(activity_two.id, user)
673 user = refresh_record(user)
674
675 CommonAPI.pin(activity_three.id, user)
676 user = refresh_record(user)
677
678 activities = ActivityPub.fetch_user_activities(user, nil, %{"pinned" => "true"})
679
680 assert 3 = length(activities)
681 end
682
683 def data_uri do
684 File.read!("test/fixtures/avatar_data_uri")
685 end
686 end