google_tag_events-8.x-1.x-dev/tests/modules/gtm_events_test/gtm_events_test.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the GTM Events module.
 */

/**
 * Implements hook_install().
 */
function gtm_events_test_install() {
  \Drupal::configFactory()->getEditable('google_tag_events.settings')
    ->set('debug_mode', TRUE)
    ->save();
}