Fix uploads test being reliant on being run later

test/mix/tasks/pleroma/uploads_test.exs

@@ -17,27 +17,29 @@ defmodule Mix.Tasks.Pleroma.UploadsTest do
     end)
 
     File.mkdir_p!("test/uploads")
-
     :ok
   end
 
+  setup do: clear_config([Pleroma.Upload, :uploader], Pleroma.Uploaders.Local)
+
   describe "running migrate_local" do
     test "uploads migrated" do
+      File.copy!("test/fixtures/video.mp4", "test/uploads/video.mp4")
+
       with_mock Upload,
         store: fn %Upload{name: _file, path: _path}, _opts -> {:ok, %{}} end do
         Mix.Tasks.Pleroma.Uploads.run(["migrate_local", "S3"])
 
-        assert_receive {:mix_shell, :info, [message]}
+        assert_receive {:mix_shell, :info, [message]}, 1_000
         assert message =~ "Migrating files from local"
 
-        assert_receive {:mix_shell, :info, [message]}
+        assert_receive {:mix_shell, :info, [message]}, 1_000
 
         assert %{"total_count" => total_count} =
                  Regex.named_captures(~r"^Found (?<total_count>\d+) uploads$", message)
 
-        assert_receive {:mix_shell, :info, [message]}
+        assert_receive {:mix_shell, :info, [message]}, 1_000
 
-        # @logevery in Mix.Tasks.Pleroma.Uploads
         count =
           min(50, String.to_integer(total_count))
           |> to_string()