public static String decodeObjectIdentifier(byte[] data) {
        return decodeObjectIdentifier(data, 0, data.length);
    }
@Test
    public void decodeObjectIdentifierShouldThrowExceptionIfIncomplete() {
        thrown.expect(Asn1Exception.class);
        thrown.expectMessage("Incomplete object identifier");
        Asn1Utils.decodeObjectIdentifier(new byte[] { (byte) 0xff });
    }