public function ContainerAwareEventDispatcherTest::testAddSubscriber in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php \Drupal\Tests\Component\EventDispatcher\ContainerAwareEventDispatcherTest::testAddSubscriber()
2. 10 core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php \Drupal\Tests\Component\EventDispatcher\ContainerAwareEventDispatcherTest::testAddSubscriber()

File

core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php, line 350

Class

ContainerAwareEventDispatcherTest

Unit tests for the ContainerAwareEventDispatcher.

Namespace

Drupal\Tests\Component\EventDispatcher

Code

public function testAddSubscriber() {
  $eventSubscriber = new TestEventSubscriber();
  $this->dispatcher
    ->addSubscriber($eventSubscriber);
  $this
    ->assertTrue($this->dispatcher
    ->hasListeners(self::PREFOO));
  $this
    ->assertTrue($this->dispatcher
    ->hasListeners(self::POSTFOO));
}