61 lines
1.9 KiB
JavaScript
61 lines
1.9 KiB
JavaScript
const chai = require("chai");
|
|
const path = require("path");
|
|
const snarkjs = require("snarkjs");
|
|
const compiler = require("circom");
|
|
var blake2b = require('blake2b');
|
|
|
|
const poseidon = require("../src/poseidon.js");
|
|
|
|
const assert = chai.assert;
|
|
|
|
describe("Blake2b version test", function() {
|
|
it("Should give the expected output for blake2b version", async () => {
|
|
var output = new Uint8Array(32);
|
|
var input = Buffer.from('poseidon_constants');
|
|
h = blake2b(output.length).update(input).digest('hex')
|
|
assert.equal('e57ba154fb2c47811dc1a2369b27e25a44915b4e4ece4eb8ec74850cb78e01b1', h);
|
|
});
|
|
});
|
|
|
|
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 of hash([1, 2])", 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]);
|
|
assert.equal('12242166908188651009877250812424843524687801523336557272219921456462821518061', res2.toString());
|
|
assert.equal(res.toString(), res2.toString());
|
|
assert(circuit.checkWitness(w));
|
|
});
|
|
|
|
it("Should check constrain of hash([3, 4])", async () => {
|
|
const w = circuit.calculateWitness({inputs: [3, 4]});
|
|
|
|
const res = w[circuit.getSignalIdx("main.out")];
|
|
|
|
const hash = poseidon.createHash(6, 8, 57);
|
|
|
|
const res2 = hash([3, 4]);
|
|
assert.equal('17185195740979599334254027721507328033796809509313949281114643312710535000993', res2.toString());
|
|
|
|
assert.equal(res.toString(), res2.toString());
|
|
|
|
assert(circuit.checkWitness(w));
|
|
});
|
|
});
|