/**
  * @test
  */
 public function it_implements_symfony_user_interface()
 {
     $user = new User();
     $user->nick = 'Foo';
     // Does nothing, but is a required method of UserInterface.
     $user->eraseCredentials();
     $this->assertEmpty($user->getPassword());
     $this->assertNull($user->getSalt());
     $this->assertEquals($user->nick, $user->getUsername());
     $this->assertContains('UITID_USER', $user->getRoles());
 }