List<SshAgent.Pair<PublicKey, String>> keys = client.getIdentities();
assertNotNull(keys);
assertEquals(0, keys.size());
KeyPair[] k = new FileKeyPairProvider(new String[] { "src/test/resources/hostkey.pem"}).loadKeys();
client.addIdentity(k[0], "");
keys = client.getIdentities();
assertNotNull(keys);
assertEquals(1, keys.size());
client.removeIdentity(k[0].getPublic());