<?php
  
  /*
   * This file is part of the Symfony package.
   *
   * (c) Fabien Potencier <fabien@symfony.com>
   *
   * For the full copyright and license information, please view the LICENSE
   * file that was distributed with this source code.
   */
  
  namespace Symfony\Component\EventDispatcher\Tests;
  
  use Symfony\Component\EventDispatcher\Event;
  use Symfony\Component\EventDispatcher\ImmutableEventDispatcher;
  
  /**
   * @author Bernhard Schussek <bschussek@gmail.com>
   */
  class ImmutableEventDispatcherTest extends \PHPUnit_Framework_TestCase
  {
      /**
       * @var \PHPUnit_Framework_MockObject_MockObject
       */
      private $innerDispatcher;
  
      /**
       * @var ImmutableEventDispatcher
       */
      private $dispatcher;
  
      protected function setUp()
      {
          $this->innerDispatcher = $this->getMock('Symfony\Component\EventDispatcher\EventDispatcherInterface');
          $this->dispatcher = new ImmutableEventDispatcher($this->innerDispatcher);
      }
  
      public function testDispatchDelegates()
      {
          $event = new Event();
  
          $this->innerDispatcher->expects($this->once())
              ->method('dispatch')
              ->with('event', $event)
              ->will($this->returnValue('result'));
  
          $this->assertSame('result', $this->dispatcher->dispatch('event', $event));
      }
  
      public function testGetListenersDelegates()
      {
          $this->innerDispatcher->expects($this->once())
              ->method('getListeners')
              ->with('event')
              ->will($this->returnValue('result'));
  
          $this->assertSame('result', $this->dispatcher->getListeners('event'));
      }
  
      public function testHasListenersDelegates()
      {
          $this->innerDispatcher->expects($this->once())
              ->method('hasListeners')
              ->with('event')
              ->will($this->returnValue('result'));
  
          $this->assertSame('result', $this->dispatcher->hasListeners('event'));
      }
  
      /**
       * @expectedException \BadMethodCallException
       */
      public function testAddListenerDisallowed()
      {
          $this->dispatcher->addListener('event', function () { return 'foo'; });
      }
  
      /**
       * @expectedException \BadMethodCallException
       */
      public function testAddSubscriberDisallowed()
      {
          $subscriber = $this->getMock('Symfony\Component\EventDispatcher\EventSubscriberInterface');
  
          $this->dispatcher->addSubscriber($subscriber);
      }
  
      /**
       * @expectedException \BadMethodCallException
       */
      public function testRemoveListenerDisallowed()
      {
          $this->dispatcher->removeListener('event', function () { return 'foo'; });
      }
  
      /**
       * @expectedException \BadMethodCallException
       */
      public function testRemoveSubscriberDisallowed()
      {
          $subscriber = $this->getMock('Symfony\Component\EventDispatcher\EventSubscriberInterface');
  
          $this->dispatcher->removeSubscriber($subscriber);
      }
  }