debianize-mobilizon/test/web/plugs/set_locale_plug_test.exs
Thomas Citharel a670a7d7a7
Fix and improve language handling
- Refactor plugs to detect and set language
- Translate ecto validation errors
- Use Gettext directly, not Mobilizon.Web.Gettext
- Set the language in the <html> attribute according to the one loaded
  on front-end

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2021-07-27 20:11:56 +02:00

94 lines
2.5 KiB
Elixir

# Portions of this file are derived from Pleroma:
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Mobilizon.Web.Plugs.SetLocalePlugTest do
use ExUnit.Case, async: true
use Plug.Test
alias Mobilizon.Config
alias Mobilizon.Web.Plugs.SetLocalePlug
alias Plug.Conn
describe "test assigning locale to conn" do
test "use supported locale from `accept-language`" do
conn =
:get
|> conn("/cofe")
|> assign(:detected_locale, "ru")
|> SetLocalePlug.call([])
assert "ru" == Gettext.get_locale()
assert %{locale: "ru", detected_locale: "ru"} == conn.assigns
end
test "use default locale if locale from `accept-language` is not supported" do
conn =
:get
|> conn("/cofe")
|> Conn.put_req_header("accept-language", "tlh")
|> SetLocalePlug.call([])
assert "en" == Gettext.get_locale()
assert %{locale: "en"} == conn.assigns
end
end
describe "test getting default locale from instance" do
test "default locale is `en`" do
conn =
:get
|> conn("/cofe")
|> SetLocalePlug.call([])
assert "en" == Gettext.get_locale()
assert %{locale: "en"} == conn.assigns
end
test "with empty string returns the default configured locale" do
Config.put([:instance, :default_language], "es")
conn =
:get
|> conn("/cofe")
|> SetLocalePlug.call([])
assert %{locale: "es"} == conn.assigns
Config.put([:instance, :default_language], "en")
end
test "with empty string returns english as a proper fallback if the default configured locale is nil" do
Config.put([:instance, :default_language], nil)
conn =
:get
|> conn("/cofe")
|> SetLocalePlug.call([])
assert %{locale: "en"} == conn.assigns
Config.put([:instance, :default_language], "en")
end
end
describe "test determine_best_locale/1" do
test "with empty string returns the default locale" do
assert SetLocalePlug.determine_best_locale("") == nil
end
test "returns fallback with an unexisting locale" do
assert SetLocalePlug.determine_best_locale("yolo") == nil
end
test "maps the correct part if the locale has multiple ones" do
assert SetLocalePlug.determine_best_locale("fr_CA") == "fr"
end
test "returns the locale if valid" do
assert SetLocalePlug.determine_best_locale("es") == "es"
end
end
end