require turbo-rails in test_helper

Author: marcoroth

test/test_helper.rb

@@ -15,6 +15,7 @@
 ActiveRecord::Migrator.migrations_paths = [File.expand_path("../test/dummy/db/migrate", __dir__)]
 require "rails/test_help"
 
+require "turbo-rails"
 require "turbo_power"
 require "turbo_stream_helper"
 require "stream_helper_test_case"