pleroma/test/web/activity_pub/activity_pub_test.exs

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defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
use Pleroma.DataCase
alias Pleroma.Web.ActivityPub.ActivityPub
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alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.{Activity, Object, User}
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alias Pleroma.Builders.ActivityBuilder
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import Pleroma.Factory
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describe "building a user from his ap id" do
test "it returns a user" do
user_id = "http://mastodon.example.org/users/admin"
{:ok, user} = ActivityPub.make_user_from_ap_id(user_id)
assert user.ap_id == user_id
assert user.nickname == "admin@mastodon.example.org"
assert user.info["source_data"]
assert user.info["ap_enabled"]
assert user.follower_address == "http://mastodon.example.org/users/admin/followers"
end
end
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describe "insertion" do
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test "returns the activity if one with the same id is already in" do
activity = insert(:note_activity)
{:ok, new_activity}= ActivityPub.insert(activity.data)
assert activity == new_activity
end
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test "inserts a given map into the activity database, giving it an id if it has none." do
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data = %{
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"ok" => true
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}
{:ok, %Activity{} = activity} = ActivityPub.insert(data)
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assert activity.data["ok"] == data["ok"]
assert is_binary(activity.data["id"])
given_id = "bla"
data = %{
"ok" => true,
"id" => given_id
}
{:ok, %Activity{} = activity} = ActivityPub.insert(data)
assert activity.data["ok"] == data["ok"]
assert activity.data["id"] == given_id
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end
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test "adds an id to a given object if it lacks one and inserts it to the object database" do
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data = %{
"object" => %{
"ok" => true
}
}
{:ok, %Activity{} = activity} = ActivityPub.insert(data)
assert is_binary(activity.data["object"]["id"])
assert %Object{} = Object.get_by_ap_id(activity.data["object"]["id"])
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end
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end
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describe "create activities" do
test "removes doubled 'to' recipients" do
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{:ok, activity} = ActivityPub.create(%{to: ["user1", "user1", "user2"], actor: %User{ap_id: "1"}, context: "", object: %{}})
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assert activity.data["to"] == ["user1", "user2"]
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assert activity.actor == "1"
assert activity.recipients == ["user1", "user2"]
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end
end
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describe "fetch activities for recipients" do
test "retrieve the activities for certain recipients" do
{:ok, activity_one} = ActivityBuilder.insert(%{"to" => ["someone"]})
{:ok, activity_two} = ActivityBuilder.insert(%{"to" => ["someone_else"]})
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{:ok, _activity_three} = ActivityBuilder.insert(%{"to" => ["noone"]})
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activities = ActivityPub.fetch_activities(["someone", "someone_else"])
assert length(activities) == 2
assert activities == [activity_one, activity_two]
end
end
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describe "fetch activities in context" do
test "retrieves activities that have a given context" do
{:ok, activity} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
{:ok, activity_two} = ActivityBuilder.insert(%{"type" => "Create", "context" => "2hu"})
{:ok, _activity_three} = ActivityBuilder.insert(%{"type" => "Create", "context" => "3hu"})
{:ok, _activity_four} = ActivityBuilder.insert(%{"type" => "Announce", "context" => "2hu"})
activity_five = insert(:note_activity)
user = insert(:user)
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{:ok, user} = User.block(user, %{ap_id: activity_five.data["actor"]})
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activities = ActivityPub.fetch_activities_for_context("2hu", %{"blocking_user" => user})
assert activities == [activity_two, activity]
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end
end
test "doesn't return blocked activities" do
activity_one = insert(:note_activity)
activity_two = insert(:note_activity)
user = insert(:user)
{:ok, user} = User.block(user, %{ap_id: activity_one.data["actor"]})
activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
assert Enum.member?(activities, activity_two)
refute Enum.member?(activities, activity_one)
{:ok, user} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
assert Enum.member?(activities, activity_two)
assert Enum.member?(activities, activity_one)
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activities = ActivityPub.fetch_activities([], %{"blocking_user" => nil})
assert Enum.member?(activities, activity_two)
assert Enum.member?(activities, activity_one)
end
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describe "public fetch activities" do
test "retrieves public activities" do
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_activities = ActivityPub.fetch_public_activities
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%{public: public} = ActivityBuilder.public_and_non_public
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activities = ActivityPub.fetch_public_activities
assert length(activities) == 1
assert Enum.at(activities, 0) == public
end
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test "retrieves a maximum of 20 activities" do
activities = ActivityBuilder.insert_list(30)
last_expected = List.last(activities)
activities = ActivityPub.fetch_public_activities
last = List.last(activities)
assert length(activities) == 20
assert last == last_expected
end
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test "retrieves ids starting from a since_id" do
activities = ActivityBuilder.insert_list(30)
later_activities = ActivityBuilder.insert_list(10)
since_id = List.last(activities).id
last_expected = List.last(later_activities)
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activities = ActivityPub.fetch_public_activities(%{"since_id" => since_id})
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last = List.last(activities)
assert length(activities) == 10
assert last == last_expected
end
test "retrieves ids up to max_id" do
_first_activities = ActivityBuilder.insert_list(10)
activities = ActivityBuilder.insert_list(20)
later_activities = ActivityBuilder.insert_list(10)
max_id = List.first(later_activities).id
last_expected = List.last(activities)
activities = ActivityPub.fetch_public_activities(%{"max_id" => max_id})
last = List.last(activities)
assert length(activities) == 20
assert last == last_expected
end
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end
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describe "like an object" do
test "adds a like activity to the db" do
note_activity = insert(:note_activity)
object = Object.get_by_ap_id(note_activity.data["object"]["id"])
user = insert(:user)
user_two = insert(:user)
{:ok, like_activity, object} = ActivityPub.like(user, object)
assert like_activity.data["actor"] == user.ap_id
assert like_activity.data["type"] == "Like"
assert like_activity.data["object"] == object.data["id"]
assert like_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
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assert like_activity.data["context"] == object.data["context"]
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assert object.data["like_count"] == 1
assert object.data["likes"] == [user.ap_id]
# Just return the original activity if the user already liked it.
{:ok, same_like_activity, object} = ActivityPub.like(user, object)
assert like_activity == same_like_activity
assert object.data["likes"] == [user.ap_id]
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[note_activity] = Activity.all_by_object_ap_id(object.data["id"])
assert note_activity.data["object"]["like_count"] == 1
{:ok, _like_activity, object} = ActivityPub.like(user_two, object)
assert object.data["like_count"] == 2
end
end
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describe "unliking" do
test "unliking a previously liked object" do
note_activity = insert(:note_activity)
object = Object.get_by_ap_id(note_activity.data["object"]["id"])
user = insert(:user)
# Unliking something that hasn't been liked does nothing
{:ok, object} = ActivityPub.unlike(user, object)
assert object.data["like_count"] == 0
{:ok, like_activity, object} = ActivityPub.like(user, object)
assert object.data["like_count"] == 1
{:ok, object} = ActivityPub.unlike(user, object)
assert object.data["like_count"] == 0
assert Repo.get(Activity, like_activity.id) == nil
end
end
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describe "announcing an object" do
test "adds an announce activity to the db" do
note_activity = insert(:note_activity)
object = Object.get_by_ap_id(note_activity.data["object"]["id"])
user = insert(:user)
{:ok, announce_activity, object} = ActivityPub.announce(user, object)
assert object.data["announcement_count"] == 1
assert object.data["announcements"] == [user.ap_id]
assert announce_activity.data["to"] == [User.ap_followers(user), note_activity.data["actor"]]
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assert announce_activity.data["object"] == object.data["id"]
assert announce_activity.data["actor"] == user.ap_id
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assert announce_activity.data["context"] == object.data["context"]
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end
end
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describe "uploading files" do
test "copies the file to the configured folder" do
file = %Plug.Upload{content_type: "image/jpg", path: Path.absname("test/fixtures/image.jpg"), filename: "an_image.jpg"}
{:ok, %Object{} = object} = ActivityPub.upload(file)
assert object.data["name"] == "an_image.jpg"
end
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test "works with base64 encoded images" do
file = %{
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"img" => data_uri()
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}
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{:ok, %Object{}} = ActivityPub.upload(file)
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end
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end
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describe "fetch the latest Follow" do
test "fetches the latest Follow activity" do
%Activity{data: %{"type" => "Follow"}} = activity = insert(:follow_activity)
follower = Repo.get_by(User, ap_id: activity.data["actor"])
followed = Repo.get_by(User, ap_id: activity.data["object"])
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assert activity == Utils.fetch_latest_follow(follower, followed)
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end
end
describe "fetching an object" do
test "it fetches an object" do
{:ok, object} = ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
assert activity = Activity.get_create_activity_by_object_ap_id(object.data["id"])
assert activity.data["id"]
{:ok, object_again} = ActivityPub.fetch_object_from_id("http://mastodon.example.org/@admin/99541947525187367")
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assert [attachment] = object.data["attachment"]
assert is_list(attachment["url"])
assert object == object_again
end
test "it works with objects only available via Ostatus" do
{:ok, object} = ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
assert activity = Activity.get_create_activity_by_object_ap_id(object.data["id"])
assert activity.data["id"]
{:ok, object_again} = ActivityPub.fetch_object_from_id("https://shitposter.club/notice/2827873")
assert object == object_again
end
test "it correctly stitches up conversations between ostatus and ap" do
last = "https://mstdn.io/users/mayuutann/statuses/99568293732299394"
{:ok, object} = ActivityPub.fetch_object_from_id(last)
object = Object.get_by_ap_id(object.data["inReplyTo"])
assert object
end
end
describe "following / unfollowing" do
test "creates a follow activity" do
follower = insert(:user)
followed = insert(:user)
{:ok, activity} = ActivityPub.follow(follower, followed)
assert activity.data["type"] == "Follow"
assert activity.data["actor"] == follower.ap_id
assert activity.data["object"] == followed.ap_id
end
test "creates an undo activity for the last follow" do
follower = insert(:user)
followed = insert(:user)
{:ok, follow_activity} = ActivityPub.follow(follower, followed)
{:ok, activity} = ActivityPub.unfollow(follower, followed)
assert activity.data["type"] == "Undo"
assert activity.data["actor"] == follower.ap_id
assert activity.data["object"] == follow_activity.data["id"]
end
end
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describe "deletion" do
test "it creates a delete activity and deletes the original object" do
note = insert(:note_activity)
object = Object.get_by_ap_id(note.data["object"]["id"])
{:ok, delete} = ActivityPub.delete(object)
assert delete.data["type"] == "Delete"
assert delete.data["actor"] == note.data["actor"]
assert delete.data["object"] == note.data["object"]["id"]
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assert Repo.get(Activity, delete.id) != nil
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assert Repo.get(Object, object.id) == nil
end
end
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describe "update" do
test "it creates an update activity with the new user data" do
user = insert(:user)
{:ok, user} = Pleroma.Web.WebFinger.ensure_keys_present(user)
user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
{:ok, update} = ActivityPub.update(%{actor: user_data["id"], to: [user.follower_address], cc: [], object: user_data})
assert update.data["actor"] == user.ap_id
assert update.data["to"] == [user.follower_address]
assert update.data["object"]["id"] == user_data["id"]
assert update.data["object"]["type"] == user_data["type"]
end
end
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def data_uri do
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File.read!("test/fixtures/avatar_data_uri")
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end
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end