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diff --git a/test/pleroma/web/mastodon_api/views/instance_view_test.exs b/test/pleroma/web/mastodon_api/views/instance_view_test.exs
index b0ef4b659..3f7c83968 100644
--- a/test/pleroma/web/mastodon_api/views/instance_view_test.exs
+++ b/test/pleroma/web/mastodon_api/views/instance_view_test.exs
@@ -1,702 +1,719 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2026 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.MastodonAPI.InstanceViewTest do
use Pleroma.DataCase, async: true
import Pleroma.Factory
alias Pleroma.Language.LanguageDetectorMock
alias Pleroma.StaticStubbedConfigMock
alias Pleroma.Web.MastodonAPI.InstanceView
import Mox
@common_information_keys [
:languages,
:rules,
:title,
:version
]
# Used for filtering out values from configuration.json render in configuration2.json render
@configuration2_filter [
{:accounts,
[
:max_pinned_statuses,
:max_profile_fields,
:profile_field_name_limit,
:profile_field_value_limit
]},
{:statuses, [:characters_reserved_per_url]},
{:urls, [:streaming, :status]},
{:vapid, [:public_key]},
{:translation, [:enabled]},
{:timelines_access, [:live_feeds, :hashtag_feeds, :trending_link_feeds]}
]
@pleroma_configuration_filter [{:metadata, [:features, :federation]}]
@pleroma_configuration2_filter [
{:metadata,
[
:avatar_upload_limit,
:background_upload_limit,
:banner_upload_limit,
:background_image,
:chat_limit,
:description_limit,
:shout_limit
]}
]
@show_keys @common_information_keys ++
[
:uri,
:description,
:short_description,
:email,
:urls,
:stats,
:thumbnail,
:registrations,
:approval_required,
:contact_account,
:configuration,
# Extra (not present in Mastodon)
:max_toot_chars,
:max_media_attachments,
:poll_limits,
:upload_limit,
:avatar_upload_limit,
:background_upload_limit,
:banner_upload_limit,
:background_image,
:shout_limit,
:description_limit,
:chat_limit,
:pleroma
]
# Checked in other check_* functions
@show_filter @common_information_keys ++ [:contact_account, :configuration, :pleroma]
@show2_keys @common_information_keys ++
[
:domain,
:source_url,
:description,
:usage,
:thumbnail,
:configuration,
:registrations,
:contact,
# Extra (not present in Mastodon)
:pleroma
]
+ @show2_filter @common_information_keys ++ [:thumbnail, :configuration, :registrations, :contact, :pleroma]
+
@features [
"pleroma_api",
"mastodon_api",
"mastodon_api_grouped_notifications",
"mastodon_api_streaming",
"polls",
"v2_suggestions",
"pleroma_explicit_addressing",
"shareable_emoji_packs",
"multifetch",
"pleroma:api/v1/notifications:include_types_filter",
"editing",
"quote_posting",
"pleroma_emoji_reactions",
"pleroma_custom_emoji_reactions",
"pleroma_chat_messages",
"pleroma:pin_chats",
"pleroma:get:main/ostatus",
"pleroma:group_actors",
"pleroma:bookmark_folders",
"pleroma:block_expiration"
]
@configurable_features [
"blockers_visible",
"media_proxy",
"gopher",
"chat",
"shout",
"relay",
"safe_dm_mentions",
"exposable_reactions",
"profile_directory",
"pleroma:language_detection"
]
@configurable_features_flags [
[:activitypub, :blockers_visible],
[:media_proxy, :enabled],
[:gopher, :enabled],
[:shout, :enabled],
[:instance, :allow_relay],
[:instance, :safe_dm_mentions],
[:instance, :show_reactions],
[:instance, :profile_directory]
]
# Filters out values from one layer deep nested Maps.
# Filtering types:
# - :inclusive -> filters out everything that is not in the filters
# - :discriminative -> filters out what is in the filters
defp filter_render(input, filter, type, acc)
defp filter_render(_input_rest, [], type, acc) when type == :inclusive, do: acc
defp filter_render(input_rest, [], type, acc) when type == :discriminative,
do: Map.merge(input_rest, acc)
defp filter_render(input, filter, type, acc) do
{current_filter, filter_rest} = List.pop_at(filter, 0)
case current_filter do
nil ->
filter_render(input, filter_rest, type, acc)
{filter_key, filters} ->
{config_key_values, input_rest} = Map.pop!(input, filter_key)
filtered =
case type do
:inclusive ->
Map.reject(config_key_values, fn {key, _} -> key not in filters end)
:discriminative ->
Map.reject(config_key_values, fn {key, _} -> key in filters end)
end
filter_render(input_rest, filter_rest, type, Map.put(acc, filter_key, filtered))
end
end
defp check_common_information(info) do
filtered_info = Map.reject(info, fn {key, _value} -> key not in @common_information_keys end)
expected = %{
languages: ["en", "cs"],
rules: InstanceView.render("rules.json", %{}),
title: "test title",
version:
InstanceView.mastodon_api_level() <>
" (compatible; #{Pleroma.Application.named_version()})"
}
Map.equal?(expected, filtered_info)
end
defp check_thumbnail2(info) do
thumbnail = info[:thumbnail]
expected = %{
url: URI.merge(Pleroma.Web.Endpoint.url(), "https://example.com/thumbnail.png") |> to_string
}
expected == thumbnail
end
defp check_contact(info, user) do
contact = info[:contact]
expected = %{
email: "nonexist@example.com",
account: Pleroma.Web.MastodonAPI.AccountView.render("show.json", %{user: user, for: nil})
}
Map.equal?(expected, contact)
end
defp check_contact_account(info, user) do
contact = info[:contact_account]
view = Pleroma.Web.MastodonAPI.AccountView.render("show.json", %{user: user, for: nil})
contact == view
end
defp check_configuration(info) do
configuration = info[:configuration]
expected = %{
accounts: %{
max_featured_tags: 0
},
statuses: %{
max_characters: 4096,
max_media_attachments: 1
},
media_attachments: %{
image_size_limit: 1024,
video_size_limit: 1024,
supported_mime_types: ["application/octet-stream"]
},
polls: %{
max_options: 4,
max_characters_per_option: 120,
min_expiration: 1,
max_expiration: 2
}
}
Map.equal?(expected, configuration)
end
defp check_configuration2(info) do
configuration =
info[:configuration]
|> filter_render(@configuration2_filter, :inclusive, %{})
expected = %{
accounts: %{
max_pinned_statuses: 1,
max_profile_fields: 1,
profile_field_name_limit: 1,
profile_field_value_limit: 1
},
statuses: %{
characters_reserved_per_url: 0
},
urls: %{
streaming: Pleroma.Web.Endpoint.websocket_url(),
status: "https://status.example.com"
},
vapid: %{
public_key: Keyword.get(Pleroma.Web.Push.vapid_config(), :public_key)
},
translation: %{enabled: true},
timelines_access: %{
live_feeds: %{local: "authenticated", remote: "authenticated"},
hashtag_feeds: %{local: "authenticated", remote: "authenticated"},
# not implemented in Pleroma
trending_link_feeds: %{
local: "disabled",
remote: "disabled"
}
}
}
Map.equal?(expected, configuration)
end
defp check_registrations2(info) do
registrations = info[:registrations]
expected = %{
enabled: false,
approval_required: true,
message: nil,
url: nil
}
Map.equal?(expected, registrations)
end
defp check_pleroma_configuration(info) do
configuration =
info[:pleroma]
|> filter_render(@pleroma_configuration_filter, :discriminative, %{})
expected = %{
metadata: %{
account_activation_required: true,
fields_limits: %{
max_fields: 1,
max_remote_fields: 1,
name_length: 1,
value_length: 1
},
post_formats: ["text/plain"],
birthday_required: true,
birthday_min_age: 1,
translation: %{
source_languages: ["en", "pl"],
target_languages: ["en", "pl"]
},
base_urls: %{
media_proxy: "https://mediaproxy.example.com",
upload: "https://upload.example.com"
},
markup: %{
allow_inline_images: true,
allow_headings: true,
allow_tables: true
}
},
stats: %{mau: Pleroma.User.active_user_count()},
vapid_public_key: Keyword.get(Pleroma.Web.Push.vapid_config(), :public_key)
}
Map.equal?(expected, configuration)
end
defp check_pleroma_configuration2(info) do
configuration =
info[:pleroma]
|> filter_render(@pleroma_configuration2_filter, :inclusive, %{})
expected = %{
metadata: %{
avatar_upload_limit: 1024,
background_upload_limit: 1024,
banner_upload_limit: 1024,
background_image: Pleroma.Web.Endpoint.url() <> "/media/background.png",
chat_limit: 120,
description_limit: 120,
shout_limit: 120
}
}
Map.equal?(expected, configuration)
end
defp check_show(info) do
filter = @show_filter
filtered_info = Map.reject(info, fn {key, _value} -> key in filter end)
expected = %{
uri: Pleroma.Web.WebFinger.host(),
description: "Pleroma: An efficient and flexible fediverse server",
short_description: "Corndog Emporium!",
email: "nonexist@example.com",
urls: %{
streaming_api: Pleroma.Web.Endpoint.websocket_url(),
},
stats: Pleroma.Stats.get_stats(),
thumbnail: "https://example.com/thumbnail.png",
registrations: false,
approval_required: true,
max_toot_chars: 4096,
max_media_attachments: 1,
poll_limits: %{
max_options: 4,
max_option_chars: 120,
min_expiration: 1,
max_expiration: 2
},
upload_limit: 1024,
avatar_upload_limit: 1024,
background_upload_limit: 1024,
banner_upload_limit: 1024,
background_image: Pleroma.Web.Endpoint.url() <> "/media/background.png",
shout_limit: 120,
description_limit: 120,
chat_limit: 120,
}
Map.equal?(expected, filtered_info)
end
+ defp check_show2(info) do
+ filter = @show2_filter
+ filtered_info = Map.reject(info, fn {key, _value} -> key in filter end)
+
+ expected = %{
+ domain: Pleroma.Web.WebFinger.host(),
+ source_url: Pleroma.Application.repository(),
+ description: "Corndog Emporium!",
+ usage: %{users: %{active_month: Pleroma.User.active_user_count()}}
+ }
+
+ Map.equal?(expected, filtered_info)
+ end
+
# When this fails, a new feature flag was probably added. Add it to the macros above.
describe "uncofigurable features" do
setup do: Enum.each(@configurable_features_flags, &clear_config(&1, false))
test "returns always enabled features" do
features = @features
assert Enum.sort(InstanceView.features()) == Enum.sort(features)
end
end
describe "all features" do
setup do
Enum.each(@configurable_features_flags, &clear_config(&1, true))
# Stub the StaticStubbedConfigMock to return our mock for the provider
StaticStubbedConfigMock
|> stub(:get, fn
[Pleroma.Language.LanguageDetector, :provider] -> LanguageDetectorMock
_other -> nil
end)
# Stub the LanguageDetectorMock with default implementations
LanguageDetectorMock
|> stub(:missing_dependencies, fn -> [] end)
|> stub(:configured?, fn -> true end)
:ok
end
test "returns all features including configurable ones" do
features = @features ++ @configurable_features
assert Enum.sort(InstanceView.features()) == Enum.sort(features)
end
end
describe "federation/0" do
setup do: clear_config([:mrf, :transparency], true)
test "quarantined instances" do
clear_config([:instance, :quarantined_instances], [{"quarantine.example.com", "crimes"}])
output = InstanceView.federation()
assert %{quarantined_instances: ["quarantine.example.com"]} = output
assert %{
quarantined_instances_info: %{
"quarantined_instances" => %{"quarantine.example.com" => %{"reason" => "crimes"}}
}
} = output
end
test "rejected instances" do
clear_config([:instance, :rejected_instances], [
{"rejected.example.com", "not enough #cofe posting"}
])
output = InstanceView.federation()
assert %{
rejected_instances: %{
"rejected.example.com" => %{"reason" => "not enough #cofe posting"}
}
} = output
end
test "federating" do
clear_config([:instance, :federating], true)
output = InstanceView.federation()
assert %{enabled: true} = output
end
test "transparency" do
clear_config([:instance, :quarantined_instances], [{"quarantine.example.com", "crimes"}])
clear_config([:instance, :federating], true)
clear_config([:mrf, :transparency], false)
clear_config([:instance, :rejected_instances], [
{"rejected.example.com", "not enough #cofe posting"}
])
output = InstanceView.federation()
assert %{enabled: true} == output
end
test "MRFs" do
clear_config([:mrf, :policies], [Pleroma.Web.ActivityPub.MRF.SimplePolicy])
clear_config([:mrf_simple, :reject], [{"rejected.example.com", "not enough #cofe posting"}])
clear_config([:mrf, :transparency_exclusions], [
{"media1.example.com", "the Fediverse doesn't need to know"}
])
clear_config([:mrf_simple, :media_removal], [
{"media1.example.com", "NSFW"},
{"media2.example.com", "usual suspects"}
])
output = InstanceView.federation()
expected = %{
mrf_simple: %{
reject: ["rejected.example.com"],
media_removal: ["media2.example.com"]
},
mrf_hashtag: %{
sensitive: ["nsfw"]
},
exclusions: true,
mrf_policies: ["SimplePolicy", "HashtagPolicy"],
mrf_simple_info: %{
reject: %{
"rejected.example.com" => %{"reason" => "not enough #cofe posting"}
},
media_removal: %{"media2.example.com" => %{"reason" => "usual suspects"}}
}
}
assert expected.mrf_simple.reject == output.mrf_simple.reject
assert expected.mrf_simple.media_removal == output.mrf_simple.media_removal
assert expected.mrf_simple_info == output.mrf_simple_info
assert expected.exclusions == output.exclusions
end
end
describe "render show.json/show2.json" do
setup do
Pleroma.Rule.create(%{text: "rule 1"})
Pleroma.Rule.create(%{text: "rule 2"})
user = insert(:user)
# Wall of configs for testing whether they are rendered properly
clear_config([Pleroma.Language.Translation, :provider], TranslationMock)
clear_config([:instance, :languages], ["en", "cs"])
clear_config([:instance, :name], "test title")
clear_config([:instance, :contact_username], user.nickname)
clear_config([:instance, :limit], 4096)
clear_config([:instance, :max_media_attachments], 1)
clear_config([:instance, :upload_limit], 1024)
clear_config([:instance, :poll_limits, :max_options], 4)
clear_config([:instance, :poll_limits, :max_option_chars], 120)
clear_config([:instance, :poll_limits, :min_expiration], 1)
clear_config([:instance, :poll_limits, :max_expiration], 2)
clear_config([:instance, :account_activation_required], true)
clear_config([:instance, :max_account_fields], 1)
clear_config([:instance, :max_remote_account_fields], 1)
clear_config([:instance, :account_field_name_length], 1)
clear_config([:instance, :account_field_value_length], 1)
clear_config([:instance, :allowed_post_formats], ["text/plain"])
clear_config([:instance, :birthday_required], true)
clear_config([:instance, :birthday_min_age], 1)
clear_config([:instance, :short_description], "Corndog Emporium!")
clear_config([:instance, :instance_thumbnail], "https://example.com/thumbnail.png")
clear_config([:instance, :registrations_open], false)
clear_config([:instance, :account_approval_required], true)
clear_config([:instance, :max_pinned_statuses], 1)
clear_config([:instance, :status_page], "https://status.example.com")
clear_config([:instance, :email], "nonexist@example.com")
clear_config([:instance, :avatar_upload_limit], 1024)
clear_config([:instance, :background_upload_limit], 1024)
clear_config([:instance, :banner_upload_limit], 1024)
clear_config([:instance, :background_image], "/media/background.png")
clear_config([:instance, :chat_limit], 120)
clear_config([:instance, :description_limit], 120)
clear_config([:media_proxy, :enabled], true)
clear_config([:media_proxy, :base_url], "https://mediaproxy.example.com")
clear_config([Pleroma.Upload, :base_url], "https://upload.example.com")
clear_config([:markup, :allow_inline_images], true)
clear_config([:markup, :allow_headings], true)
clear_config([:markup, :allow_tables], true)
clear_config([:restrict_unauthenticated, :timelines], %{local: true, federated: true})
clear_config([:shout, :limit], 120)
%{user: user}
end
test "renders show.json properly", %{user: user} do
output = InstanceView.render("show.json", %{})
expected_keys = Enum.sort(@show_keys)
assert check_common_information(output)
assert check_show(output)
assert check_contact_account(output, user)
assert check_configuration(output)
assert check_pleroma_configuration(output)
assert expected_keys == Enum.sort(Map.keys(output))
end
test "renders show2.json properly", %{user: user} do
output = InstanceView.render("show2.json", %{})
expected_keys = Enum.sort(@show2_keys)
assert check_common_information(output)
+ assert check_show2(output)
assert check_thumbnail2(output)
assert check_configuration2(output)
assert check_registrations2(output)
assert check_contact(output, user)
assert check_pleroma_configuration2(output)
assert expected_keys == Enum.sort(Map.keys(output))
end
end
describe "render rule.json" do
setup do
rule = Pleroma.Rule.create(%{text: "hambaga"})
%{rule: rule}
end
test "renders properly", %{rule: rule} do
output = InstanceView.render("rule.json", %{rule: rule})
assert %{text: "hambaga"} = output
end
end
describe "render rules.json" do
setup do
Pleroma.Rule.create(%{text: "rule 1"})
Pleroma.Rule.create(%{text: "rule 2"})
Pleroma.Rule.create(%{text: "rule 3"})
Pleroma.Rule.create(%{text: "rule 4"})
:ok
end
test "renders properly" do
output = InstanceView.render("rules.json", %{})
keys = Enum.map(output, fn %{text: text} -> text end)
assert length(keys) == 4
assert Enum.all?(output, fn %{text: "rule " <> num} -> String.to_integer(num) end)
end
end
describe "render domain_blocks.json" do
setup do
clear_config([:mrf, :transparency], true)
clear_config([:mrf_simple, :media_removal], [{"media1.example.com", "NSFW"}])
clear_config([:mrf, :transparency_exclusions], [
{"removed1.example.com", "the Fediverse doesn't need to know"}
])
clear_config([:mrf_simple, :reject], [
{"rejected.example.com", "not enough #cofe posting"},
{"rejected-without-reason.example.com", ""}
])
clear_config([:mrf_simple, :federated_timeline_removal], [
{"removed1.example.com", "spam"},
{"removed2.example.com", "more spam"}
])
:ok
end
test "renders properly" do
output = InstanceView.render("domain_blocks.json", %{})
# Media removal is not in @block_severities in the view.
# NOTE: Order of these two matters!
expected = [
%{
domain: "removed2.example.com",
comment: "more spam",
severity: "silence",
digest: "5f6649cfc780fac5172dbbcc8a552953f6621a14368d82728b6e8faf51295dc0"
},
%{
domain: "rejected.example.com",
comment: "not enough #cofe posting",
severity: "suspend",
digest: "c15082d347fb7eccd251e199a98dcdce94a8dfc1d33d6ece80889eed374b6f92"
},
%{
domain: "rejected-without-reason.example.com",
severity: "suspend",
digest: "48297155018c626c8867ca0bba4a2621eccdf51c6f7ac91b7099ed8b2ee9863f"
}
]
assert expected == output
end
end
describe "render translation_languages.json" do
setup do: clear_config([Pleroma.Language.Translation, :provider], TranslationMock)
test "returns language matrix" do
output = InstanceView.render("translation_languages.json", %{})
assert %{"en" => ["pl"], "pl" => ["en"]} == output
end
end
end

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