circomlib/test/poseidoncontract.js
test/poseidoncontract.jsRaw
1const ganache = require("ganache-cli");
2const Web3 = require("web3");
3const chai = require("chai");
4const poseidonGenContract = require("../src/poseidon_gencontract.js");
5const Poseidon = require("../src/poseidon.js");
6const bigInt = require("snarkjs").bigInt;
7
8const assert = chai.assert;
9const log = (msg) => { if (process.env.MOCHA_VERBOSE) console.log(msg); };
10
11describe("Poseidon Smart contract test", function () {
12 let testrpc;
13 let web3;
14 let poseidon6;
15 let poseidon3;
16 let accounts;
17 this.timeout(100000);
18
19 before(async () => {
20 web3 = new Web3(ganache.provider(), null, { transactionConfirmationBlocks: 1 });
21 accounts = await web3.eth.getAccounts();
22 });
23
24 it("Should deploy the contract", async () => {
25 const C = new web3.eth.Contract(poseidonGenContract.abi);
26
27 poseidon6 = await C.deploy({
28 data: poseidonGenContract.createCode(6)
29 }).send({
30 gas: 2500000,
31 from: accounts[0]
32 });
33 poseidon3 = await C.deploy({
34 data: poseidonGenContract.createCode(3)
35 }).send({
36 gas: 2500000,
37 from: accounts[0]
38 });
39 });
40
41 it("Shold calculate the poseidon correctly t=6", async () => {
42
43 const res = await poseidon6.methods.poseidon([1,2]).call();
44
45 // console.log("Cir: " + bigInt(res.toString(16)).toString(16));
46
47 const hash = Poseidon.createHash(6, 8, 57);
48
49 const res2 = hash([1,2]);
50 // console.log("Ref: " + bigInt(res2).toString(16));
51
52 assert.equal(res.toString(), res2.toString());
53 });
54 it("Shold calculate the poseidon correctly t=3", async () => {
55
56 const res = await poseidon3.methods.poseidon([1,2]).call();
57
58 // console.log("Cir: " + bigInt(res.toString(16)).toString(16));
59
60 const hash = Poseidon.createHash(3, 8, 57);
61
62 const res2 = hash([1,2]);
63 // console.log("Ref: " + bigInt(res2).toString(16));
64
65 assert.equal(res.toString(), res2.toString());
66 });
67
68});
69