Implements \Drupal\Core\Form\FormInterface::submitForm().
Overrides SystemConfigFormBase::submitForm
public function submitForm(array &$form, array &$form_state) {
$this->configFactory
->get('simpletest.settings')
->set('clear_results', $form_state['values']['simpletest_clear_results'])
->set('verbose', $form_state['values']['simpletest_verbose'])
->set('httpauth.method', $form_state['values']['simpletest_httpauth_method'])
->set('httpauth.username', $form_state['values']['simpletest_httpauth_username'])
->set('httpauth.password', $form_state['values']['simpletest_httpauth_password'])
->save();
parent::submitForm($form, $form_state);
}