gistfile1.php

<?php

namespace Geekhub\UserBundle\Tests\UserProvider;

use Geekhub\UserBundle\Entity\User;
use Geekhub\UserBundle\UserProvider\FacebookProvider;
use HWI\Bundle\OAuthBundle\OAuth\Response\PathUserResponse;

class FacebookProviderTest extends \PHPUnit_Framework_TestCase
{
    public function testSetUserData()
    {
        $data = [
            'first_name' => 'First Name',
            'last_name'  => 'Last Name',
            'email' => 'name@name.com'

        ];
        $response = new PathUserResponse();
        $response->setResponse($data);

        $user = new User();


        $facebookProviderMock = $this
            ->getMockBuilder('Geekhub\UserBundle\UserProvider\FacebookProvider')
            ->setMethods(['setUserData'])
            ->disableOriginalConstructor()
            ->getMock()
        ;

        $facebookProviderMock->method('setUserData')
            ->will($this->returnSelf());

        $resultUser = $facebookProviderMock->setUserData($user, $response);


        var_dump($resultUser);

    }
}