public function testRetrieveToken()
{
$oConnector = new \Prowl\Connector();
$oConnector->setProviderKey($this->aConfig['providerkey']);
$oTokenResponse = $oConnector->retrieveToken();
$this->assertTrue(filter_var($oTokenResponse->getTokenUrl(), FILTER_VALIDATE_URL) !== false);
$this->assertNotNull($oTokenResponse->getToken());
}