public function TraceableEventDispatcherTest::testListenerCanRemoveItselfWhenExecuted in Zircon Profile 8.0

Same name in this branch

1. 8.0 vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php \Symfony\Component\EventDispatcher\Tests\Debug\TraceableEventDispatcherTest::testListenerCanRemoveItselfWhenExecuted()
2. 8.0 vendor/symfony/http-kernel/Tests/Debug/TraceableEventDispatcherTest.php \Symfony\Component\HttpKernel\Tests\Debug\TraceableEventDispatcherTest::testListenerCanRemoveItselfWhenExecuted()

Same name and namespace in other branches

1. 8 vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php \Symfony\Component\EventDispatcher\Tests\Debug\TraceableEventDispatcherTest::testListenerCanRemoveItselfWhenExecuted()

File

vendor/symfony/event-dispatcher/Tests/Debug/TraceableEventDispatcherTest.php, line 179

Class

TraceableEventDispatcherTest

Namespace

Symfony\Component\EventDispatcher\Tests\Debug

Code

public function testListenerCanRemoveItselfWhenExecuted() {
  $eventDispatcher = new TraceableEventDispatcher(new EventDispatcher(), new Stopwatch());
  $listener1 = function ($event, $eventName, EventDispatcherInterface $dispatcher) use (&$listener1) {
    $dispatcher
      ->removeListener('foo', $listener1);
  };
  $eventDispatcher
    ->addListener('foo', $listener1);
  $eventDispatcher
    ->addListener('foo', function () {
  });
  $eventDispatcher
    ->dispatch('foo');
  $this
    ->assertCount(1, $eventDispatcher
    ->getListeners('foo'), 'expected listener1 to be removed');
}