1const chai = require("chai");
 2
 3const Scalar = require("ffjavascript").Scalar;
 4const utils = require("ffjavascript").utils;
 5
 6// const babyjub = require("../../iden3/circomlib/src/babyjub.js");
 7const eddsa = require("circomlib").eddsa;
 8const babyjub = require("circomlib").babyJub;
 9
10const assert = chai.assert;
11
12describe("BabyJubJub EDDSA javascript testvectors", function () {
13
14    it("BabyJubJub Keys test", async () => {
15	let sk = Buffer.from("0001020304050607080900010203040506070809000102030405060708090001", "hex");
16	let pk = eddsa.prv2pub(sk);
17	assert.equal(pk.toString("hex"), "13277427435165878497778222415993513565335242147425444199013288855685581939618,13622229784656158136036771217484571176836296686641868549125388198837476602820");
18        assert.equal(pk[0].toString(),
19            "13277427435165878497778222415993513565335242147425444199013288855685581939618");
20        assert.equal(pk[1].toString(),
21            "13622229784656158136036771217484571176836296686641868549125388198837476602820");
22
23	const msgBuf = Buffer.from("00010203040506070809", "hex");
24	const msg = utils.leBuff2int(msgBuf);
25
26        const signature = eddsa.signPoseidon(sk, msg);
27        assert.equal(signature.R8[0].toString(),
28            "11384336176656855268977457483345535180380036354188103142384839473266348197733");
29        assert.equal(signature.R8[1].toString(),
30            "15383486972088797283337779941324724402501462225528836549661220478783371668959");
31        assert.equal(signature.S.toString(),
32            "1398758333392199195742243841591064350253744445503462896781493968760929513778");
33
34        const pkPacked = babyjub.packPoint(pk);
35	assert.equal(pkPacked.toString("hex"), "c433f7a696b7aa3a5224efb3993baf0ccd9e92eecee0c29a3f6c8208a9e81d9e");
36    });
37});