interface TestPreinstallInterface

interface TestPreinstallInterface {
    
    /**
     * Runs code prior to a test site install.
     *
     * This method is run after FunctionalTestSetupTrait::prepareEnvironment()
     * but before Drupal is installed. As such, there is limited setup of the
     * environment and no Drupal API is available.
     *
     * @param string $db_prefix
     *   The database prefix.
     * @param string $site_directory
     *   The site directory.
     *
     * @see \Drupal\TestSite\TestSiteInstallTestScript
     */
    public function preinstall($db_prefix, $site_directory);

}