public function testUserWithInvalidUser()
{
$request = Request::create('/');
$app = $this->createApplication();
$app->boot();
$app['security.token_storage']->setToken(new UsernamePasswordToken('foo', 'foo', 'foo'));
$app->get('/', function () {
return 'foo';
});
$app->handle($request);
$this->assertNull($app->user());
}