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82 lines
3.4 KiB
82 lines
3.4 KiB
const chai = require("chai");
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const eddsa = require("../src/eddsa.js");
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const babyJub = require("../src/babyjub.js");
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const assert = chai.assert;
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const bigInt = require("big-integer");
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const utils = require("../src/utils.js");
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describe("EdDSA js test", function () {
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this.timeout(100000);
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it("Sign (using Mimc7) a single 10 bytes from 0 to 9", () => {
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const msgBuf = Buffer.from("00010203040506070809", "hex");
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const msg = utils.leBuff2int(msgBuf);
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// const prvKey = crypto.randomBytes(32);
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const prvKey = Buffer.from("0001020304050607080900010203040506070809000102030405060708090001", "hex");
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const pubKey = eddsa.prv2pub(prvKey);
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assert.equal(pubKey[0].toString(),
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"13277427435165878497778222415993513565335242147425444199013288855685581939618");
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assert.equal(pubKey[1].toString(),
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"13622229784656158136036771217484571176836296686641868549125388198837476602820");
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const pPubKey = babyJub.packPoint(pubKey);
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const signature = eddsa.signMiMC(prvKey, msg);
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assert.equal(signature.R8[0].toString(),
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"11384336176656855268977457483345535180380036354188103142384839473266348197733");
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assert.equal(signature.R8[1].toString(),
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"15383486972088797283337779941324724402501462225528836549661220478783371668959");
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assert.equal(signature.S.toString(),
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"2523202440825208709475937830811065542425109372212752003460238913256192595070");
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const pSignature = eddsa.packSignature(signature);
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assert.equal(pSignature.toString("hex"), ""+
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"dfedb4315d3f2eb4de2d3c510d7a987dcab67089c8ace06308827bf5bcbe02a2"+
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"7ed40dab29bf993c928e789d007387998901a24913d44fddb64b1f21fc149405");
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const uSignature = eddsa.unpackSignature(pSignature);
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assert(eddsa.verifyMiMC(msg, uSignature, pubKey));
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});
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it("Sign (using Poseidon) a single 10 bytes from 0 to 9", () => {
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const msgBuf = Buffer.from("00010203040506070809", "hex");
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const msg = utils.leBuff2int(msgBuf);
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const prvKey = Buffer.from("0001020304050607080900010203040506070809000102030405060708090001", "hex");
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const pubKey = eddsa.prv2pub(prvKey);
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assert.equal(pubKey[0].toString(),
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"13277427435165878497778222415993513565335242147425444199013288855685581939618");
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assert.equal(pubKey[1].toString(),
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"13622229784656158136036771217484571176836296686641868549125388198837476602820");
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const pPubKey = babyJub.packPoint(pubKey);
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const signature = eddsa.signPoseidon(prvKey, msg);
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assert.equal(signature.R8[0].toString(),
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"11384336176656855268977457483345535180380036354188103142384839473266348197733");
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assert.equal(signature.R8[1].toString(),
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"15383486972088797283337779941324724402501462225528836549661220478783371668959");
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assert.equal(signature.S.toString(),
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"248298168863866362217836334079793350221620631973732197668910946177382043688");
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const pSignature = eddsa.packSignature(signature);
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assert.equal(pSignature.toString("hex"), ""+
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"dfedb4315d3f2eb4de2d3c510d7a987dcab67089c8ace06308827bf5bcbe02a2"+
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"28506bce274aa1b3f7e7c2fd7e4fe09bff8f9aa37a42def7994e98f322888c00");
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const uSignature = eddsa.unpackSignature(pSignature);
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assert(eddsa.verifyPoseidon(msg, uSignature, pubKey));
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});
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});
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