assertEquals("Kerberos key not found for eType " + ENCRYPTION_TYPE, e.getMessage());
    }

    @Test
    void testConstructorWithDecryptionFailure() throws IOException, GeneralSecurityException {
        // Test when decryption fails
        byte[] token = createTestTicketBytes(new BigInteger(KerberosConstants.KERBEROS_VERSION), SERVER_REALM, SERVER_PRINCIPAL_NAME,