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# Pleroma: A lightweight social networking server
# Copyright © 2017-2023 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.MRFTest do
use ExUnit.Case
use Pleroma.Tests.Helpers
import ExUnit.CaptureLog
alias Pleroma.Web.ActivityPub.MRF
test "subdomains_regex/1" do
assert MRF.subdomains_regex(["unsafe.tld", "*.unsafe.tld"]) == [
~r/^unsafe.tld$/i,
~r/^(.*\.)*unsafe.tld$/i
]
end
describe "subdomain_match/2" do
test "common domains" do
regexes = MRF.subdomains_regex(["unsafe.tld", "unsafe2.tld"])
assert regexes == [~r/^unsafe.tld$/i, ~r/^unsafe2.tld$/i]
assert MRF.subdomain_match?(regexes, "unsafe.tld")
assert MRF.subdomain_match?(regexes, "unsafe2.tld")
refute MRF.subdomain_match?(regexes, "example.com")
end
test "wildcard domains with one subdomain" do
regexes = MRF.subdomains_regex(["*.unsafe.tld"])
assert regexes == [~r/^(.*\.)*unsafe.tld$/i]
assert MRF.subdomain_match?(regexes, "unsafe.tld")
assert MRF.subdomain_match?(regexes, "sub.unsafe.tld")
refute MRF.subdomain_match?(regexes, "anotherunsafe.tld")
refute MRF.subdomain_match?(regexes, "unsafe.tldanother")
end
test "wildcard domains with two subdomains" do
regexes = MRF.subdomains_regex(["*.unsafe.tld"])
assert regexes == [~r/^(.*\.)*unsafe.tld$/i]
assert MRF.subdomain_match?(regexes, "unsafe.tld")
assert MRF.subdomain_match?(regexes, "sub.sub.unsafe.tld")
refute MRF.subdomain_match?(regexes, "sub.anotherunsafe.tld")
refute MRF.subdomain_match?(regexes, "sub.unsafe.tldanother")
end
test "matches are case-insensitive" do
regexes = MRF.subdomains_regex(["UnSafe.TLD", "UnSAFE2.Tld"])
assert regexes == [~r/^UnSafe.TLD$/i, ~r/^UnSAFE2.Tld$/i]
assert MRF.subdomain_match?(regexes, "UNSAFE.TLD")
assert MRF.subdomain_match?(regexes, "UNSAFE2.TLD")
assert MRF.subdomain_match?(regexes, "unsafe.tld")
assert MRF.subdomain_match?(regexes, "unsafe2.tld")
refute MRF.subdomain_match?(regexes, "EXAMPLE.COM")
refute MRF.subdomain_match?(regexes, "example.com")
end
@tag capture_log: true
test "logs sensible error on accidental wildcard" do
assert_raise Regex.CompileError, fn ->
assert capture_log(MRF.subdomains_regex(["*unsafe.tld"])) =~
"MRF: Invalid subdomain Regex: *unsafe.tld"
end
end
end
describe "instance_list_from_tuples/1" do
test "returns a list of instances from a list of {instance, reason} tuples" do
list = [{"some.tld", "a reason"}, {"other.tld", "another reason"}]
expected = ["some.tld", "other.tld"]
assert MRF.instance_list_from_tuples(list) == expected
end
end
describe "describe/0" do
test "it works as expected with noop policy" do
clear_config([:mrf, :policies], [Pleroma.Web.ActivityPub.MRF.NoOpPolicy])
expected = %{
mrf_policies: ["NoOpPolicy", "HashtagPolicy"],
mrf_hashtag: %{
federated_timeline_removal: [],
reject: [],
sensitive: ["nsfw"]
},
exclusions: false
}
{:ok, ^expected} = MRF.describe()
end
test "it works as expected with mock policy" do
clear_config([:mrf, :policies], [MRFModuleMock])
expected = %{
mrf_policies: ["MRFModuleMock", "HashtagPolicy"],
mrf_module_mock: "some config data",
mrf_hashtag: %{
federated_timeline_removal: [],
reject: [],
sensitive: ["nsfw"]
},
exclusions: false
}
{:ok, ^expected} = MRF.describe()
end
end
test "config_descriptions/0" do
descriptions = MRF.config_descriptions()
good_mrf = Enum.find(descriptions, fn %{key: key} -> key == :good_mrf end)
assert good_mrf == %{
key: :good_mrf,
related_policy: "Fixtures.Modules.GoodMRF",
label: "Good MRF",
description: "Some description",
group: :pleroma,
tab: :mrf,
type: :group
}
end
end
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