public function testFactoryInitializesUserAgent()
{
$client = Client::factory(array('client_id' => 'CLIENT_ID', 'client_secret' => 'CLIENT_SECRET', 'api_key' => 'API_KEY', 'version' => 'v1337'));
$request = $client->get();
$this->assertEquals('mTxServ SDK PHP', (string) $request->getHeader('User-Agent'));
}
