public function requestAuthenticationCode_validCode_returnRedirect()
{
$request = $this->getPostCodeRequest();
$context = $this->getAuthenticationContext(null, $request);
$this->stubGoogleAuthenticator(true);
$returnValue = $this->provider->requestAuthenticationCode($context);
$this->assertInstanceOf('Symfony\\Component\\HttpFoundation\\RedirectResponse', $returnValue);
$this->assertEquals('/some/path', $returnValue->getTargetUrl());
}