Recurly_Invoice::get PHP 메소드

    public static function get($invoiceNumber, $client = null)
    {
        return self::_get(Recurly_Invoice::uriForInvoice($invoiceNumber), $client);
    }

 public function testMarkFailed()
 {
     // See the notes in testMarkSuccessful().
     $this->client->addResponse('PUT', 'https://api.recurly.com/v2/invoices/abcdef1234567890/mark_failed', 'invoices/mark_failed-200.xml');
     $invoice = Recurly_Invoice::get('abcdef1234567890', $this->client);
     $invoice->markFailed();
     $this->assertEquals($invoice->state, 'failed');
 }