Base64URL k = new Base64URL("GawgguFyGrWKav7AX4VKUg");
URL x5u = new URL("http://example.com/jwk.json");
Base64URL x5t = new Base64URL("abc");
List<Base64> x5c = new LinkedList<Base64>();
x5c.add(new Base64("def"));
OctetSequenceKey key = new OctetSequenceKey(k, KeyUse.SIGNATURE, null, JWSAlgorithm.HS256, "1", x5u, x5t, x5c);
assertEquals(KeyType.OCT, key.getKeyType());
assertEquals(KeyUse.SIGNATURE, key.getKeyUse());