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separate test for mimc and sparse-merkle-tree and update test

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krlosMata
2019-01-15 15:55:30 +01:00
parent 480d64987a
commit 5b7abbc4ec
2 changed files with 51 additions and 11 deletions
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51
test/mimctestvectors.js Normal file
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@@ -0,0 +1,51 @@
const chai = require("chai");
const snarkjs = require("snarkjs");
const mimcjs = require("../src/mimc7.js");
const expect = chai.expect;
const bigInt = snarkjs.bigInt;
function bytesToHex(buff) {
return `0x${buff.toString("hex")}`;
}
function bigIntToBuffer(number) {
const buff = Buffer.alloc(32);
let pos = buff.length - 1;
while (!number.isZero()) {
buff[pos] = number.and(255);
number = number.shiftRight(8);
pos -= 1;
}
return buff;
}
describe("[mimc hash] Javascript test", function () {
this.timeout(100000);
before( async () => {
});
it("Mimc7 hash with 1 entry", () => {
const entries = [bigInt(12)];
const hash = mimcjs.multiHash(entries);
const hashHex = bytesToHex(bigIntToBuffer(hash));
expect(hashHex).to.be.equal("0x04252a243a23848a29fa5783336905f6394585fb38d0d89f16d36084c53cb73c");
});
it("Mimc7 hash with 2 entries", () => {
const entries = [bigInt(12), bigInt(45), bigInt(78), bigInt(41)];
const hi = mimcjs.multiHash(entries.slice(2));
const hiHex = bytesToHex(bigIntToBuffer(hi));
expect(hiHex).to.be.equal("0x1fd4bc970a697084ec1f83ecf81936d4a047e27c654752ddbc89f9ed1728e0ab");
const hv = mimcjs.multiHash(entries.slice(0, 2));
const hvHex = bytesToHex(bigIntToBuffer(hv));
expect(hvHex).to.be.equal("0x263924eb9ae730cea9ce31bb9ada695ec3525536b4c058813552b074db36ba9a");
});
it("Mimc7 hash with 4 entries", () => {
const entries = [bigInt(12), bigInt(45), bigInt(78), bigInt(41)];
const hash = mimcjs.multiHash(entries);
const hashHex = bytesToHex(bigIntToBuffer(hash));
expect(hashHex).to.be.equal("0x10e02cc6c8fc40cda121602903df911f6398d65f84ff1f27c680d0b7d85b7418");
});
});

11
test/smttestvectors.js
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@@ -36,17 +36,6 @@ describe("[sparse-merkle-tree] Javascript test", function () {
before( async () => {
});
it("Mimc7 hash", async () => {
const entries = [bigInt(12), bigInt(45), bigInt(78), bigInt(41)];
const hi = mimcjs.multiHash(entries.slice(2));
const hiHex = bytesToHex(bigIntToBuffer(hi));
expect(hiHex).to.be.equal("0x1fd4bc970a697084ec1f83ecf81936d4a047e27c654752ddbc89f9ed1728e0ab");
const hv = mimcjs.multiHash(entries.slice(0, 2));
const hvHex = bytesToHex(bigIntToBuffer(hv));
expect(hvHex).to.be.equal("0x263924eb9ae730cea9ce31bb9ada695ec3525536b4c058813552b074db36ba9a");
});
it("Add one claim", async () => {
const claim = [bigInt(12), bigInt(45), bigInt(78), bigInt(41)];
const entries = newEntry(claim);