EmailTest: use config mock

config/test.exs

@@ -152,6 +152,8 @@
 config :pleroma, Pleroma.Upload, config_impl: Pleroma.UnstubbedConfigMock
 config :pleroma, Pleroma.ScheduledActivity, config_impl: Pleroma.UnstubbedConfigMock
 config :pleroma, Pleroma.Web.RichMedia.Helpers, config_impl: Pleroma.StaticStubbedConfigMock
+config :pleroma, Pleroma.Emails.Mailer, config_impl: Pleroma.UnstubbedConfigMock
+config :pleroma, Pleroma.User, config_impl: Pleroma.UnstubbedConfigMock
 
 if File.exists?("./config/test.secret.exs") do
   import_config "test.secret.exs"

lib/pleroma/emails/mailer.ex

@@ -14,9 +14,10 @@ defmodule Pleroma.Emails.Mailer do
 
   @otp_app :pleroma
   @mailer_config [otp: :pleroma]
+  @config_impl Application.compile_env(:pleroma, [__MODULE__, :config_impl], Pleroma.Config)
 
   @spec enabled?() :: boolean()
-  def enabled?, do: Pleroma.Config.get([__MODULE__, :enabled])
+  def enabled?, do: @config_impl.get([__MODULE__, :enabled])
 
   @doc "add email to queue"
   def deliver_async(email, config \\ []) do

lib/pleroma/user.ex

@@ -86,6 +86,7 @@ defmodule Pleroma.User do
   ]
 
   @cachex Pleroma.Config.get([:cachex, :provider], Cachex)
+  @config_impl Application.compile_env(:pleroma, [__MODULE__, :config_impl], Pleroma.Config)
 
   schema "users" do
     field(:bio, :string, default: "")
@@ -1000,7 +1001,7 @@ defp maybe_send_welcome_email(_), do: {:ok, :noop}
   @spec maybe_send_confirmation_email(User.t()) :: {:ok, :enqueued | :noop}
   def maybe_send_confirmation_email(%User{is_confirmed: false, email: email} = user)
       when is_binary(email) do
-    if Config.get([:instance, :account_activation_required]) do
+    if @config_impl.get([:instance, :account_activation_required]) do
       send_confirmation_email(user)
       {:ok, :enqueued}
     else

test/mix/tasks/pleroma/email_test.exs

@@ -3,13 +3,15 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Mix.Tasks.Pleroma.EmailTest do
-  use Pleroma.DataCase
+  use Pleroma.DataCase, async: true
 
   import Swoosh.TestAssertions
 
-  alias Pleroma.Config
+  alias Pleroma.Test.StaticConfig, as: Config
   alias Pleroma.Tests.ObanHelpers
+  alias Pleroma.UnstubbedConfigMock, as: ConfigMock
 
+  import Mox
   import Pleroma.Factory
 
   setup_all do
@@ -22,8 +24,15 @@ defmodule Mix.Tasks.Pleroma.EmailTest do
     :ok
   end
 
-  setup do: clear_config([Pleroma.Emails.Mailer, :enabled], true)
-  setup do: clear_config([:instance, :account_activation_required], true)
+  setup do
+    ConfigMock
+    |> stub(:get, fn
+      [Pleroma.Emails.Mailer, :enabled] -> true
+      [:instance, :account_activation_required] -> true
+    end)
+
+    :ok
+  end
 
   describe "pleroma.email test" do
     test "Sends test email with no given address" do