pleroma/test/web/common_api/common_api_test.exs
2020-05-13 00:25:21 +04:00

865 lines
26 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.CommonAPITest do
use Pleroma.DataCase
alias Pleroma.Activity
alias Pleroma.Conversation.Participation
alias Pleroma.Object
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Transmogrifier
alias Pleroma.Web.ActivityPub.Visibility
alias Pleroma.Web.AdminAPI.AccountView
alias Pleroma.Web.CommonAPI
import Pleroma.Factory
import Mock
require Pleroma.Constants
setup do: clear_config([:instance, :safe_dm_mentions])
setup do: clear_config([:instance, :limit])
setup do: clear_config([:instance, :max_pinned_statuses])
describe "deletion" do
test "it works with pruned objects" do
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "namu amida butsu"})
Object.normalize(post, false)
|> Object.prune()
with_mock Pleroma.Web.Federator,
publish: fn _ -> nil end do
assert {:ok, delete} = CommonAPI.delete(post.id, user)
assert delete.local
assert called(Pleroma.Web.Federator.publish(delete))
end
refute Activity.get_by_id(post.id)
end
test "it allows users to delete their posts" do
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "namu amida butsu"})
with_mock Pleroma.Web.Federator,
publish: fn _ -> nil end do
assert {:ok, delete} = CommonAPI.delete(post.id, user)
assert delete.local
assert called(Pleroma.Web.Federator.publish(delete))
end
refute Activity.get_by_id(post.id)
end
test "it does not allow a user to delete their posts" do
user = insert(:user)
other_user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "namu amida butsu"})
assert {:error, "Could not delete"} = CommonAPI.delete(post.id, other_user)
assert Activity.get_by_id(post.id)
end
test "it allows moderators to delete other user's posts" do
user = insert(:user)
moderator = insert(:user, is_moderator: true)
{:ok, post} = CommonAPI.post(user, %{status: "namu amida butsu"})
assert {:ok, delete} = CommonAPI.delete(post.id, moderator)
assert delete.local
refute Activity.get_by_id(post.id)
end
test "it allows admins to delete other user's posts" do
user = insert(:user)
moderator = insert(:user, is_admin: true)
{:ok, post} = CommonAPI.post(user, %{status: "namu amida butsu"})
assert {:ok, delete} = CommonAPI.delete(post.id, moderator)
assert delete.local
refute Activity.get_by_id(post.id)
end
test "superusers deleting non-local posts won't federate the delete" do
# This is the user of the ingested activity
_user =
insert(:user,
local: false,
ap_id: "http://mastodon.example.org/users/admin",
last_refreshed_at: NaiveDateTime.utc_now()
)
moderator = insert(:user, is_admin: true)
data =
File.read!("test/fixtures/mastodon-post-activity.json")
|> Jason.decode!()
{:ok, post} = Transmogrifier.handle_incoming(data)
with_mock Pleroma.Web.Federator,
publish: fn _ -> nil end do
assert {:ok, delete} = CommonAPI.delete(post.id, moderator)
assert delete.local
refute called(Pleroma.Web.Federator.publish(:_))
end
refute Activity.get_by_id(post.id)
end
end
test "favoriting race condition" do
user = insert(:user)
users_serial = insert_list(10, :user)
users = insert_list(10, :user)
{:ok, activity} = CommonAPI.post(user, %{status: "."})
users_serial
|> Enum.map(fn user ->
CommonAPI.favorite(user, activity.id)
end)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["like_count"] == 10
users
|> Enum.map(fn user ->
Task.async(fn ->
CommonAPI.favorite(user, activity.id)
end)
end)
|> Enum.map(&Task.await/1)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["like_count"] == 20
end
test "repeating race condition" do
user = insert(:user)
users_serial = insert_list(10, :user)
users = insert_list(10, :user)
{:ok, activity} = CommonAPI.post(user, %{status: "."})
users_serial
|> Enum.map(fn user ->
CommonAPI.repeat(activity.id, user)
end)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["announcement_count"] == 10
users
|> Enum.map(fn user ->
Task.async(fn ->
CommonAPI.repeat(activity.id, user)
end)
end)
|> Enum.map(&Task.await/1)
object = Object.get_by_ap_id(activity.data["object"])
assert object.data["announcement_count"] == 20
end
test "when replying to a conversation / participation, it will set the correct context id even if no explicit reply_to is given" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{status: ".", visibility: "direct"})
[participation] = Participation.for_user(user)
{:ok, convo_reply} =
CommonAPI.post(user, %{status: ".", in_reply_to_conversation_id: participation.id})
assert Visibility.is_direct?(convo_reply)
assert activity.data["context"] == convo_reply.data["context"]
end
test "when replying to a conversation / participation, it only mentions the recipients explicitly declared in the participation" do
har = insert(:user)
jafnhar = insert(:user)
tridi = insert(:user)
{:ok, activity} =
CommonAPI.post(har, %{
status: "@#{jafnhar.nickname} hey",
visibility: "direct"
})
assert har.ap_id in activity.recipients
assert jafnhar.ap_id in activity.recipients
[participation] = Participation.for_user(har)
{:ok, activity} =
CommonAPI.post(har, %{
status: "I don't really like @#{tridi.nickname}",
visibility: "direct",
in_reply_to_status_id: activity.id,
in_reply_to_conversation_id: participation.id
})
assert har.ap_id in activity.recipients
assert jafnhar.ap_id in activity.recipients
refute tridi.ap_id in activity.recipients
end
test "with the safe_dm_mention option set, it does not mention people beyond the initial tags" do
har = insert(:user)
jafnhar = insert(:user)
tridi = insert(:user)
Pleroma.Config.put([:instance, :safe_dm_mentions], true)
{:ok, activity} =
CommonAPI.post(har, %{
status: "@#{jafnhar.nickname} hey, i never want to see @#{tridi.nickname} again",
visibility: "direct"
})
refute tridi.ap_id in activity.recipients
assert jafnhar.ap_id in activity.recipients
end
test "it de-duplicates tags" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{status: "#2hu #2HU"})
object = Object.normalize(activity)
assert object.data["tag"] == ["2hu"]
end
test "it adds emoji in the object" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{status: ":firefox:"})
assert Object.normalize(activity).data["emoji"]["firefox"]
end
describe "posting" do
test "it supports explicit addressing" do
user = insert(:user)
user_two = insert(:user)
user_three = insert(:user)
user_four = insert(:user)
{:ok, activity} =
CommonAPI.post(user, %{
status:
"Hey, I think @#{user_three.nickname} is ugly. @#{user_four.nickname} is alright though.",
to: [user_two.nickname, user_four.nickname, "nonexistent"]
})
assert user.ap_id in activity.recipients
assert user_two.ap_id in activity.recipients
assert user_four.ap_id in activity.recipients
refute user_three.ap_id in activity.recipients
end
test "it filters out obviously bad tags when accepting a post as HTML" do
user = insert(:user)
post = "<p><b>2hu</b></p><script>alert('xss')</script>"
{:ok, activity} =
CommonAPI.post(user, %{
status: post,
content_type: "text/html"
})
object = Object.normalize(activity)
assert object.data["content"] == "<p><b>2hu</b></p>alert(&#39;xss&#39;)"
end
test "it filters out obviously bad tags when accepting a post as Markdown" do
user = insert(:user)
post = "<p><b>2hu</b></p><script>alert('xss')</script>"
{:ok, activity} =
CommonAPI.post(user, %{
status: post,
content_type: "text/markdown"
})
object = Object.normalize(activity)
assert object.data["content"] == "<p><b>2hu</b></p>alert(&#39;xss&#39;)"
end
test "it does not allow replies to direct messages that are not direct messages themselves" do
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{status: "suya..", visibility: "direct"})
assert {:ok, _} =
CommonAPI.post(user, %{
status: "suya..",
visibility: "direct",
in_reply_to_status_id: activity.id
})
Enum.each(["public", "private", "unlisted"], fn visibility ->
assert {:error, "The message visibility must be direct"} =
CommonAPI.post(user, %{
status: "suya..",
visibility: visibility,
in_reply_to_status_id: activity.id
})
end)
end
test "it allows to address a list" do
user = insert(:user)
{:ok, list} = Pleroma.List.create("foo", user)
{:ok, activity} = CommonAPI.post(user, %{status: "foobar", visibility: "list:#{list.id}"})
assert activity.data["bcc"] == [list.ap_id]
assert activity.recipients == [list.ap_id, user.ap_id]
assert activity.data["listMessage"] == list.ap_id
end
test "it returns error when status is empty and no attachments" do
user = insert(:user)
assert {:error, "Cannot post an empty status without attachments"} =
CommonAPI.post(user, %{status: ""})
end
test "it validates character limits are correctly enforced" do
Pleroma.Config.put([:instance, :limit], 5)
user = insert(:user)
assert {:error, "The status is over the character limit"} =
CommonAPI.post(user, %{status: "foobar"})
assert {:ok, activity} = CommonAPI.post(user, %{status: "12345"})
end
test "it can handle activities that expire" do
user = insert(:user)
expires_at =
NaiveDateTime.utc_now()
|> NaiveDateTime.truncate(:second)
|> NaiveDateTime.add(1_000_000, :second)
assert {:ok, activity} = CommonAPI.post(user, %{status: "chai", expires_in: 1_000_000})
assert expiration = Pleroma.ActivityExpiration.get_by_activity_id(activity.id)
assert expiration.scheduled_at == expires_at
end
end
describe "reactions" do
test "reacting to a status with an emoji" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, reaction} = CommonAPI.react_with_emoji(activity.id, user, "👍")
assert reaction.data["actor"] == user.ap_id
assert reaction.data["content"] == "👍"
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:error, _} = CommonAPI.react_with_emoji(activity.id, user, ".")
end
test "unreacting to a status with an emoji" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, reaction} = CommonAPI.react_with_emoji(activity.id, user, "👍")
{:ok, unreaction} = CommonAPI.unreact_with_emoji(activity.id, user, "👍")
assert unreaction.data["type"] == "Undo"
assert unreaction.data["object"] == reaction.data["id"]
assert unreaction.local
end
test "repeating a status" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{}, _} = CommonAPI.repeat(activity.id, user)
end
test "can't repeat a repeat" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{} = announce, _} = CommonAPI.repeat(activity.id, other_user)
refute match?({:ok, %Activity{}, _}, CommonAPI.repeat(announce.id, user))
end
test "repeating a status privately" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{} = announce_activity, _} =
CommonAPI.repeat(activity.id, user, %{visibility: "private"})
assert Visibility.is_private?(announce_activity)
end
test "favoriting a status" do
user = insert(:user)
other_user = insert(:user)
{:ok, post_activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{data: data}} = CommonAPI.favorite(user, post_activity.id)
assert data["type"] == "Like"
assert data["actor"] == user.ap_id
assert data["object"] == post_activity.data["object"]
end
test "retweeting a status twice returns the status" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{} = announce, object} = CommonAPI.repeat(activity.id, user)
{:ok, ^announce, ^object} = CommonAPI.repeat(activity.id, user)
end
test "favoriting a status twice returns ok, but without the like activity" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} = CommonAPI.post(other_user, %{status: "cofe"})
{:ok, %Activity{}} = CommonAPI.favorite(user, activity.id)
assert {:ok, :already_liked} = CommonAPI.favorite(user, activity.id)
end
end
describe "pinned statuses" do
setup do
Pleroma.Config.put([:instance, :max_pinned_statuses], 1)
user = insert(:user)
{:ok, activity} = CommonAPI.post(user, %{status: "HI!!!"})
[user: user, activity: activity]
end
test "pin status", %{user: user, activity: activity} do
assert {:ok, ^activity} = CommonAPI.pin(activity.id, user)
id = activity.id
user = refresh_record(user)
assert %User{pinned_activities: [^id]} = user
end
test "pin poll", %{user: user} do
{:ok, activity} =
CommonAPI.post(user, %{
status: "How is fediverse today?",
poll: %{options: ["Absolutely outstanding", "Not good"], expires_in: 20}
})
assert {:ok, ^activity} = CommonAPI.pin(activity.id, user)
id = activity.id
user = refresh_record(user)
assert %User{pinned_activities: [^id]} = user
end
test "unlisted statuses can be pinned", %{user: user} do
{:ok, activity} = CommonAPI.post(user, %{status: "HI!!!", visibility: "unlisted"})
assert {:ok, ^activity} = CommonAPI.pin(activity.id, user)
end
test "only self-authored can be pinned", %{activity: activity} do
user = insert(:user)
assert {:error, "Could not pin"} = CommonAPI.pin(activity.id, user)
end
test "max pinned statuses", %{user: user, activity: activity_one} do
{:ok, activity_two} = CommonAPI.post(user, %{status: "HI!!!"})
assert {:ok, ^activity_one} = CommonAPI.pin(activity_one.id, user)
user = refresh_record(user)
assert {:error, "You have already pinned the maximum number of statuses"} =
CommonAPI.pin(activity_two.id, user)
end
test "unpin status", %{user: user, activity: activity} do
{:ok, activity} = CommonAPI.pin(activity.id, user)
user = refresh_record(user)
id = activity.id
assert match?({:ok, %{id: ^id}}, CommonAPI.unpin(activity.id, user))
user = refresh_record(user)
assert %User{pinned_activities: []} = user
end
test "should unpin when deleting a status", %{user: user, activity: activity} do
{:ok, activity} = CommonAPI.pin(activity.id, user)
user = refresh_record(user)
assert {:ok, _} = CommonAPI.delete(activity.id, user)
user = refresh_record(user)
assert %User{pinned_activities: []} = user
end
end
describe "mute tests" do
setup do
user = insert(:user)
activity = insert(:note_activity)
[user: user, activity: activity]
end
test "add mute", %{user: user, activity: activity} do
{:ok, _} = CommonAPI.add_mute(user, activity)
assert CommonAPI.thread_muted?(user, activity)
end
test "remove mute", %{user: user, activity: activity} do
CommonAPI.add_mute(user, activity)
{:ok, _} = CommonAPI.remove_mute(user, activity)
refute CommonAPI.thread_muted?(user, activity)
end
test "check that mutes can't be duplicate", %{user: user, activity: activity} do
CommonAPI.add_mute(user, activity)
{:error, _} = CommonAPI.add_mute(user, activity)
end
end
describe "reports" do
test "creates a report" do
reporter = insert(:user)
target_user = insert(:user)
{:ok, activity} = CommonAPI.post(target_user, %{status: "foobar"})
reporter_ap_id = reporter.ap_id
target_ap_id = target_user.ap_id
activity_ap_id = activity.data["id"]
comment = "foobar"
report_data = %{
account_id: target_user.id,
comment: comment,
status_ids: [activity.id]
}
note_obj = %{
"type" => "Note",
"id" => activity_ap_id,
"content" => "foobar",
"published" => activity.object.data["published"],
"actor" => AccountView.render("show.json", %{user: target_user})
}
assert {:ok, flag_activity} = CommonAPI.report(reporter, report_data)
assert %Activity{
actor: ^reporter_ap_id,
data: %{
"type" => "Flag",
"content" => ^comment,
"object" => [^target_ap_id, ^note_obj],
"state" => "open"
}
} = flag_activity
end
test "updates report state" do
[reporter, target_user] = insert_pair(:user)
activity = insert(:note_activity, user: target_user)
{:ok, %Activity{id: report_id}} =
CommonAPI.report(reporter, %{
account_id: target_user.id,
comment: "I feel offended",
status_ids: [activity.id]
})
{:ok, report} = CommonAPI.update_report_state(report_id, "resolved")
assert report.data["state"] == "resolved"
[reported_user, activity_id] = report.data["object"]
assert reported_user == target_user.ap_id
assert activity_id == activity.data["id"]
end
test "does not update report state when state is unsupported" do
[reporter, target_user] = insert_pair(:user)
activity = insert(:note_activity, user: target_user)
{:ok, %Activity{id: report_id}} =
CommonAPI.report(reporter, %{
account_id: target_user.id,
comment: "I feel offended",
status_ids: [activity.id]
})
assert CommonAPI.update_report_state(report_id, "test") == {:error, "Unsupported state"}
end
test "updates state of multiple reports" do
[reporter, target_user] = insert_pair(:user)
activity = insert(:note_activity, user: target_user)
{:ok, %Activity{id: first_report_id}} =
CommonAPI.report(reporter, %{
account_id: target_user.id,
comment: "I feel offended",
status_ids: [activity.id]
})
{:ok, %Activity{id: second_report_id}} =
CommonAPI.report(reporter, %{
account_id: target_user.id,
comment: "I feel very offended!",
status_ids: [activity.id]
})
{:ok, report_ids} =
CommonAPI.update_report_state([first_report_id, second_report_id], "resolved")
first_report = Activity.get_by_id(first_report_id)
second_report = Activity.get_by_id(second_report_id)
assert report_ids -- [first_report_id, second_report_id] == []
assert first_report.data["state"] == "resolved"
assert second_report.data["state"] == "resolved"
end
end
describe "reblog muting" do
setup do
muter = insert(:user)
muted = insert(:user)
[muter: muter, muted: muted]
end
test "add a reblog mute", %{muter: muter, muted: muted} do
{:ok, _reblog_mute} = CommonAPI.hide_reblogs(muter, muted)
assert User.showing_reblogs?(muter, muted) == false
end
test "remove a reblog mute", %{muter: muter, muted: muted} do
{:ok, _reblog_mute} = CommonAPI.hide_reblogs(muter, muted)
{:ok, _reblog_mute} = CommonAPI.show_reblogs(muter, muted)
assert User.showing_reblogs?(muter, muted) == true
end
end
describe "unfollow/2" do
test "also unsubscribes a user" do
[follower, followed] = insert_pair(:user)
{:ok, follower, followed, _} = CommonAPI.follow(follower, followed)
{:ok, _subscription} = User.subscribe(follower, followed)
assert User.subscribed_to?(follower, followed)
{:ok, follower} = CommonAPI.unfollow(follower, followed)
refute User.subscribed_to?(follower, followed)
end
test "cancels a pending follow for a local user" do
follower = insert(:user)
followed = insert(:user, locked: true)
assert {:ok, follower, followed, %{id: activity_id, data: %{"state" => "pending"}}} =
CommonAPI.follow(follower, followed)
assert User.get_follow_state(follower, followed) == :follow_pending
assert {:ok, follower} = CommonAPI.unfollow(follower, followed)
assert User.get_follow_state(follower, followed) == nil
assert %{id: ^activity_id, data: %{"state" => "cancelled"}} =
Pleroma.Web.ActivityPub.Utils.fetch_latest_follow(follower, followed)
assert %{
data: %{
"type" => "Undo",
"object" => %{"type" => "Follow", "state" => "cancelled"}
}
} = Pleroma.Web.ActivityPub.Utils.fetch_latest_undo(follower)
end
test "cancels a pending follow for a remote user" do
follower = insert(:user)
followed = insert(:user, locked: true, local: false, ap_enabled: true)
assert {:ok, follower, followed, %{id: activity_id, data: %{"state" => "pending"}}} =
CommonAPI.follow(follower, followed)
assert User.get_follow_state(follower, followed) == :follow_pending
assert {:ok, follower} = CommonAPI.unfollow(follower, followed)
assert User.get_follow_state(follower, followed) == nil
assert %{id: ^activity_id, data: %{"state" => "cancelled"}} =
Pleroma.Web.ActivityPub.Utils.fetch_latest_follow(follower, followed)
assert %{
data: %{
"type" => "Undo",
"object" => %{"type" => "Follow", "state" => "cancelled"}
}
} = Pleroma.Web.ActivityPub.Utils.fetch_latest_undo(follower)
end
end
describe "accept_follow_request/2" do
test "after acceptance, it sets all existing pending follow request states to 'accept'" do
user = insert(:user, locked: true)
follower = insert(:user)
follower_two = insert(:user)
{:ok, follow_activity} = ActivityPub.follow(follower, user)
{:ok, follow_activity_two} = ActivityPub.follow(follower, user)
{:ok, follow_activity_three} = ActivityPub.follow(follower_two, user)
assert follow_activity.data["state"] == "pending"
assert follow_activity_two.data["state"] == "pending"
assert follow_activity_three.data["state"] == "pending"
{:ok, _follower} = CommonAPI.accept_follow_request(follower, user)
assert Repo.get(Activity, follow_activity.id).data["state"] == "accept"
assert Repo.get(Activity, follow_activity_two.id).data["state"] == "accept"
assert Repo.get(Activity, follow_activity_three.id).data["state"] == "pending"
end
test "after rejection, it sets all existing pending follow request states to 'reject'" do
user = insert(:user, locked: true)
follower = insert(:user)
follower_two = insert(:user)
{:ok, follow_activity} = ActivityPub.follow(follower, user)
{:ok, follow_activity_two} = ActivityPub.follow(follower, user)
{:ok, follow_activity_three} = ActivityPub.follow(follower_two, user)
assert follow_activity.data["state"] == "pending"
assert follow_activity_two.data["state"] == "pending"
assert follow_activity_three.data["state"] == "pending"
{:ok, _follower} = CommonAPI.reject_follow_request(follower, user)
assert Repo.get(Activity, follow_activity.id).data["state"] == "reject"
assert Repo.get(Activity, follow_activity_two.id).data["state"] == "reject"
assert Repo.get(Activity, follow_activity_three.id).data["state"] == "pending"
end
test "doesn't create a following relationship if the corresponding follow request doesn't exist" do
user = insert(:user, locked: true)
not_follower = insert(:user)
CommonAPI.accept_follow_request(not_follower, user)
assert Pleroma.FollowingRelationship.following?(not_follower, user) == false
end
end
describe "vote/3" do
test "does not allow to vote twice" do
user = insert(:user)
other_user = insert(:user)
{:ok, activity} =
CommonAPI.post(user, %{
status: "Am I cute?",
poll: %{options: ["Yes", "No"], expires_in: 20}
})
object = Object.normalize(activity)
{:ok, _, object} = CommonAPI.vote(other_user, object, [0])
assert {:error, "Already voted"} == CommonAPI.vote(other_user, object, [1])
end
end
describe "listen/2" do
test "returns a valid activity" do
user = insert(:user)
{:ok, activity} =
CommonAPI.listen(user, %{
"title" => "lain radio episode 1",
"album" => "lain radio",
"artist" => "lain",
"length" => 180_000
})
object = Object.normalize(activity)
assert object.data["title"] == "lain radio episode 1"
assert Visibility.get_visibility(activity) == "public"
end
test "respects visibility=private" do
user = insert(:user)
{:ok, activity} =
CommonAPI.listen(user, %{
"title" => "lain radio episode 1",
"album" => "lain radio",
"artist" => "lain",
"length" => 180_000,
"visibility" => "private"
})
object = Object.normalize(activity)
assert object.data["title"] == "lain radio episode 1"
assert Visibility.get_visibility(activity) == "private"
end
end
end