const path = require("path"); const tester = require("circom").tester; const chai = require("chai"); const assert = chai.assert; const circomlib = require("circomlib"); const smt = require("circomlib").smt; export {}; describe("withdraw test", function () { this.timeout(200000); it("Test Withdraw", async () => { const circuit = await tester( path.join(__dirname, "../../circuits", "withdraw.circom"), {reduceConstraints: false} ); const nLevels = 17; const secret = "1234567890"; const coinCode = "0"; const amount = '1000000000000000000'; const nullifier = "567891234"; const poseidon = circomlib.poseidon.createHash(6, 8, 57); const commitment = poseidon([coinCode, amount, secret, nullifier]).toString(); // add commitment into SMT let tree = await smt.newMemEmptyTrie(); await tree.insert(1, 0); await tree.insert(2, commitment); await tree.insert(3, 0); console.log("root", tree.root); const res = await tree.find(2); assert(res.found); let siblings = res.siblings; while (siblings.length < nLevels) { siblings.push("0"); }; console.log("siblings", siblings); let root = tree.root; const witness = await circuit.calculateWitness({ "coinCode": coinCode, "amount": amount, "secret": secret, "nullifier": nullifier, "siblings": siblings, "root": root, "address": "987654321", "key": 2 }); await circuit.checkConstraints(witness); }); });