circomlib/test/poseidoncircuit.js
Jordi Baylina 590d62a07c
Poseidon
2019-06-04 13:40:15 +02:00

40 lines
959 B
JavaScript

const chai = require("chai");
const path = require("path");
const snarkjs = require("snarkjs");
const compiler = require("circom");
const poseidon = require("../src/poseidon.js");
const assert = chai.assert;
describe("Poseidon Circuit test", function () {
let circuit;
this.timeout(100000);
before( async () => {
const cirDef = await compiler(path.join(__dirname, "circuits", "poseidon_test.circom"));
circuit = new snarkjs.Circuit(cirDef);
console.log("Poseidon constraints: " + circuit.nConstraints);
});
it("Should check constrain", async () => {
const w = circuit.calculateWitness({inputs: [1, 2]});
const res = w[circuit.getSignalIdx("main.out")];
const hash = poseidon.createHash(6, 8, 57);
const res2 = hash([1,2]);
console.log(res.toString());
assert.equal(res.toString(), res2.toString());
assert(circuit.checkWitness(w));
});
});