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81 lines
3.4 KiB
81 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 utils = require("ffjavascript").utils;
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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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"17579234973106307986399040784563986669343100608865726413246909559198451825625");
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assert.equal(pubKey[1].toString(),
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"21581828029826859845363968476425861244058376747493285816141526544272562145486");
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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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"12672422877531089818651367820728973438446851190471722610781936061829103362897");
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assert.equal(signature.R8[1].toString(),
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"12052234579439634484237590306927118446073354173341433290934144373261241958718");
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assert.equal(signature.S.toString(),
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"1582013862333331285840015273849085014739146294568319205499642618291614907374");
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const pSignature = eddsa.packSignature(signature);
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assert.equal(pSignature.toString("hex"), ""+
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"3e417cd811f9c9c545a680b962e45d22ccb62b2284b4fe4bbc9fdb50b252a59a" +
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"eefbebe2b895393fa0e9b5b31b19e65a63fee5d7b6261d8d5b6b847c5b637f03");
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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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"17579234973106307986399040784563986669343100608865726413246909559198451825625");
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assert.equal(pubKey[1].toString(),
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"21581828029826859845363968476425861244058376747493285816141526544272562145486");
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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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"12672422877531089818651367820728973438446851190471722610781936061829103362897");
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assert.equal(signature.R8[1].toString(),
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"12052234579439634484237590306927118446073354173341433290934144373261241958718");
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assert.equal(signature.S.toString(),
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"2318334603430781860679872910160434499077270843466490702990199622594868564504");
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const pSignature = eddsa.packSignature(signature);
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assert.equal(pSignature.toString("hex"), ""+
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"3e417cd811f9c9c545a680b962e45d22ccb62b2284b4fe4bbc9fdb50b252a59a" +
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"1852c049fc6286138a0ddb57718049a09374fdf0390686c7ac5637b481212005");
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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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