var unit = require('../unit.js');

unit.register("Encryption/decryption", function() {
  var openpgp = require('../../');
  var keyring = require('../../src/openpgp.keyring.js');
  var result = [];
	var key = openpgp.generateKeyPair(openpgp.enums.publicKey.rsa_encrypt_sign, 512, 
                                    'Test McTestington <test@example.com>', 'hello world');

	var info = '\npassphrase: ' + passphrase + '\n'
			+ 'userid: ' + userid + '\n'
			+ 'message: ' + message;

	if(!priv_key.decryptSecretMPIs(passphrase)) {
		return new test_result('Generating a decryptable private key failed'
			+ info,
			false);
	}

	var encrypted = openpgp.write_signed_and_encrypted_message(priv_key,
		pub_key, message);

	openpgp.keyring.importPublicKey(key.publicKeyArmored)


	var msg = openpgp.read_message(encrypted);
	var keymat = null;
	var sesskey = null;

	// Find the private (sub)key for the session key of the message
	for (var i = 0; i< msg[0].sessionKeys.length; i++) {
		if (priv_key.privateKeyPacket.publicKey.getKeyId() == msg[0].sessionKeys[i].keyId.bytes) {
			keymat = { key: priv_key, keymaterial: priv_key.privateKeyPacket};
			sesskey = msg[0].sessionKeys[i];
			break;
		}
		for (var j = 0; j < priv_key.subKeys.length; j++) {
			if (priv_key.subKeys[j].publicKey.getKeyId() == msg[0].sessionKeys[i].keyId.bytes) {
				keymat = { key: priv_key, keymaterial: priv_key.subKeys[j]};
				sesskey = msg[0].sessionKeys[i];
				break;
			}
		}
	}

	var decrypted = '';
	if (keymat !== null) {
		if (!keymat.keymaterial.decryptSecretMPIs(passphrase)) {
			return new test_result("Password for secrect key was incorrect!", 
				+ info, false);
		}

		decrypted = msg[0].decrypt(keymat, sesskey);
	} else {
		return new test_result("No private key found!" + info, false);
	}
		
	result.push(new test_result(message + ' == ' + decrypted + info, message == decrypted));

  //result.push(test('password', 'Test McTestington <test@example.com>', 'hello world'));
  //result.push(test('●●●●', '♔♔♔♔ <test@example.com>', 'łäóć'));

  return result;
});