--- /dev/null
+var ecc = require("./index.js");
+var key1 = new ecc.ECKey(ecc.ECCurves.secp160r1);
+var key2 = new ecc.ECKey(ecc.ECCurves.secp160r1);
+console.log(key1.deriveSharedSecret(key2));
+var key3 = new ecc.ECKey(ecc.ECCurves.secp160r1,key1.PrivateKey);
+var key4 = new ecc.ECKey(ecc.ECCurves.secp160r1,key2.PublicKey,true);
+console.log(key3.deriveSharedSecret(key4));
+
+var key1 = new ecc.ECKey(ecc.ECCurves.secp256r1);
+var key2 = new ecc.ECKey(ecc.ECCurves.secp256r1);
+console.log(key1.deriveSharedSecret(key2));
+var key3 = new ecc.ECKey(ecc.ECCurves.secp256r1,key1.PrivateKey);
+var key4 = new ecc.ECKey(ecc.ECCurves.secp256r1,key2.PublicKey,true);
+console.log(key3.deriveSharedSecret(key4));