public function testGetFailedTransaction() {
// GET response is "200 OK", yet transaction had an error
$this->client->addResponse('GET', '/transactions/012345678901234567890123456789ab', 'transactions/show-200-error.xml');
$transaction = Recurly_Transaction::get('012345678901234567890123456789ab', $this->client);
$this->assertInstanceOf('Recurly_Transaction', $transaction);
$this->assertInstanceOf('Recurly_TransactionError', $transaction->transaction_error);
}