public function ContainerAwareEventDispatcherTest::testGetAllListenersSortsByPriority in Drupal 10

Same name and namespace in other branches

1. 8 core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php \Drupal\Tests\Component\EventDispatcher\ContainerAwareEventDispatcherTest::testGetAllListenersSortsByPriority()
2. 9 core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php \Drupal\Tests\Component\EventDispatcher\ContainerAwareEventDispatcherTest::testGetAllListenersSortsByPriority()

File

core/tests/Drupal/Tests/Component/EventDispatcher/ContainerAwareEventDispatcherTest.php, line 264

Class

ContainerAwareEventDispatcherTest

Unit tests for the ContainerAwareEventDispatcher.

Namespace

Drupal\Tests\Component\EventDispatcher

Code

public function testGetAllListenersSortsByPriority() {
  $listener1 = new TestEventListener();
  $listener2 = new TestEventListener();
  $listener3 = new TestEventListener();
  $listener4 = new TestEventListener();
  $listener5 = new TestEventListener();
  $listener6 = new TestEventListener();
  $this->dispatcher
    ->addListener('pre.foo', $listener1, -10);
  $this->dispatcher
    ->addListener('pre.foo', $listener2);
  $this->dispatcher
    ->addListener('pre.foo', $listener3, 10);
  $this->dispatcher
    ->addListener('post.foo', $listener4, -10);
  $this->dispatcher
    ->addListener('post.foo', $listener5);
  $this->dispatcher
    ->addListener('post.foo', $listener6, 10);
  $expected = [
    'pre.foo' => [
      $listener3,
      $listener2,
      $listener1,
    ],
    'post.foo' => [
      $listener6,
      $listener5,
      $listener4,
    ],
  ];
  $this
    ->assertSame($expected, $this->dispatcher
    ->getListeners());
}