geolocation-8.x-3.x-dev/modules/geolocation_yandex/tests/modules/geolocation_yandex_test/geolocation_yandex_test.install

<?php

/**
 * @file
 * Geolocation test setup.
 */

/**
 * Implements hook_install().
 */
function geolocation_yandex_test_install(): void {
  $key64 = 'MDgyNzA1ZTItMTg1MC00Y2E5LWI5ZWYtZmNiMDM5MzQyNTEx1';

  /** @var \Drupal\Core\Config\Config $config */
  $config = \Drupal::service('config.factory')->getEditable('geolocation_yandex.settings');
  if (empty($config->get('api_key'))) {
    $config->set('api_key', base64_decode($key64))->save();
  }
}