Listener test example for M6Web Article

listener_example_test.php

<?php
namespace M6\Bundle\MyBundle\Tests\Units\Listener;

use M6\Bundle\MyBundle\Listener;
use Symfony\Component\HttpFoundation\Request;

class MyEventSubscriber
{
    public function testOnRequest()
    {
        $request     = $this->getRequestMock(‘/tested/path’);
        $event        = $this->getGetResponseEventMock($request);
        $helper       = $this->getMyHelperMock(array(
            ‘pathInfo’ => ‘/tested/path’,
        ));

        $subscriber = new Listener\MyEventSubscriber($helper);

        $subscriber->onRequest($event);

        $this->mock($helper)->call(‘doSomething’)->once();
    }

    protected function getRequestMock($path)
    {
        $request = new \mock\Symfony\Component\HttpFoundation\Request();
        $request->getMockController()->getPathInfo = function () use ($path) {
            return $path;
        };

        return $request;
    }

    protected function getGetResponseEventMock(Request $request)
    {
        $this->mockGenerator->orphanize('__construct');

        $event = new \mock\Symfony\Component\HttpKernel\Event\GetResponseEvent();
        $event->getMockController()->getRequest = function () use ($request) {
            return $request;
        };

        return $event;
    }

    protected function getMyHelperMock($data = array())
    {
        $this->mockGenerator->orphanize('__construct');

        $self = $this;

        $helper = new \mock\M6\Bundle\MyBundle\Helper\MyHelper();
        $helper->getMockController()->doSomething = function ($pathInfo) use ($self, $data) {
            if (isset($data[‘pathInfo’])) { // If pathInfo key exists, data is tested
                $self
                    ->assert
                        ->string($pathInfo)
                        ->isIdenticalTo($data[‘pathInfo’]);
            }
        };

        return $helper;
    }
}