class HoldTestSubscriber in Drupal 9

Response subscriber to test hold.

Hierarchy

• class \Drupal\hold_test\EventSubscriber\HoldTestSubscriber implements \Symfony\Component\EventDispatcher\EventSubscriberInterface

1 file declares its use of HoldTestSubscriber

hold_test.module in core/modules/system/tests/modules/hold_test/hold_test.module

Contains functions for testing hold request/response.

1 string reference to 'HoldTestSubscriber'

hold_test.services.yml in core/modules/system/tests/modules/hold_test/hold_test.services.yml

core/modules/system/tests/modules/hold_test/hold_test.services.yml

1 service uses HoldTestSubscriber

hold_test.response in core/modules/system/tests/modules/hold_test/hold_test.services.yml

Drupal\hold_test\EventSubscriber\HoldTestSubscriber

File

core/modules/system/tests/modules/hold_test/src/EventSubscriber/HoldTestSubscriber.php, line 11

Namespace

Drupal\hold_test\EventSubscriber

class HoldTestSubscriber implements EventSubscriberInterface {
  const HOLD_REQUEST = 'request';
  const HOLD_RESPONSE = 'response';

  /**
   * Time in microseconds to wait for before checking if the file is updated.
   *
   * @var int
   */
  const WAIT = 100000;

  /**
   * The site path.
   *
   * @var string
   */
  protected $sitePath;

  /**
   * HoldTestSubscriber constructor.
   *
   * @param string $site_path
   *   The site path.
   */
  public function __construct(string $site_path) {
    $this->sitePath = $site_path;
  }

  /**
   * Request hold.
   */
  public function onRequest() {
    $this
      ->hold(static::HOLD_REQUEST);
  }

  /**
   * Response hold.
   */
  public function onRespond() {
    $this
      ->hold(static::HOLD_RESPONSE);
  }

  /**
   * Hold process by type.
   *
   * @param string $type
   *   Type of hold.
   */
  protected function hold($type) {
    $path = "{$this->sitePath}/hold_test_{$type}.txt";
    do {
      $status = (bool) file_get_contents($path);
    } while ($status && NULL === usleep(static::WAIT));
  }

  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents() {
    $events[KernelEvents::REQUEST][] = [
      'onRequest',
    ];
    $events[KernelEvents::RESPONSE][] = [
      'onRespond',
    ];
    return $events;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
HoldTestSubscriber::$sitePath	protected	property	The site path.
HoldTestSubscriber::getSubscribedEvents	public static	function
HoldTestSubscriber::hold	protected	function	Hold process by type.
HoldTestSubscriber::HOLD_REQUEST		constant
HoldTestSubscriber::HOLD_RESPONSE		constant
HoldTestSubscriber::onRequest	public	function	Request hold.
HoldTestSubscriber::onRespond	public	function	Response hold.
HoldTestSubscriber::WAIT		constant	Time in microseconds to wait for before checking if the file is updated.
HoldTestSubscriber::__construct	public	function	HoldTestSubscriber constructor.