arnaucube/keccak256-circom
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Update js tests to work with bigint for u64

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- Updated js tests to work with bigint for u64 to avoid overflows
- Added one more test for Theta with bigger values
This commit is contained in:
arnaucube
2021-11-24 10:22:11 +01:00
parent e48f7347eb
commit 1ab31e1389
4 changed files with 122 additions and 36 deletions
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130
test/keccak256.js
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@@ -11,29 +11,27 @@ const assert = chai.assert;
const keccak256 = require("keccak256");
const wasm_tester = require("circom_tester").wasm;
const c_tester = require("circom_tester").c;
// const printSignal = require("./helpers/printsignal");
function bytesToU64(byteArray) {
var value = 0;
// var value = 0;
var value = Fr.e(0);
for ( var i = byteArray.length - 1; i >= 0; i--) {
value = (value * 256) + byteArray[i];
// value = (value * 256) + byteArray[i];
value = Fr.add(Fr.mul(Fr.e(value), Fr.e(256)), Fr.e(byteArray[i]));
}
return value;
}
function u64ToBytes(long) {
var byteArray = [0, 0, 0, 0, 0, 0, 0, 0];
function u64ToBytes(a) {
var b = Fr.e(a);
for ( var index = 0; index < byteArray.length; index ++ ) {
var byte = long & 0xff;
byteArray [ index ] = byte;
long = (long - byte) / 256 ;
}
return byteArray;
const buff = new Uint8Array(8);
Scalar.toRprLE(buff, 0, b, 8);
return buff;
}
function u64ToBits(a) {
const aBytes = u64ToBytes(a);
return bytesToBits(aBytes);
@@ -42,10 +40,12 @@ function bytesToBits(b) {
const bits = [];
for (let i = 0; i < b.length; i++) {
for (let j = 0; j < 8; j++) {
if ((b[i]&(1<<j)) > 0) {
bits.push(Fr.e(1));
if ((Number(b[i])&(1<<j)) > 0) {
// bits.push(Fr.e(1));
bits.push(1);
} else {
bits.push(Fr.e(0));
// bits.push(Fr.e(0));
bits.push(0);
}
}
}
@@ -89,6 +89,13 @@ function bitsToU64Array(b) {
return r
}
function strsToBigInts(a) {
let b = [];
for (let i=0; i<a.length; i++) {
b[i] = Fr.e(a[i]);
}
return b;
}
function intsToBigInts(a) {
let b = [];
for (let i=0; i<a.length; i++) {
@@ -96,6 +103,13 @@ function intsToBigInts(a) {
}
return b;
}
function bigIntsToInts(a) {
let b = [];
for (let i=0; i<a.length; i++) {
b[i] = Number(a[i]);
}
return b;
}
describe("Utils test", function () {
this.timeout(100000);
@@ -109,11 +123,10 @@ describe("Utils test", function () {
aBits = u64ToBits(a);
a2 = bitsToU64(aBits);
assert.equal(a2, a);
a = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
a = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
aBits = u64ArrayToBits(a);
a2 = bitsToU64Array(aBits);
// console.log(a2, a);
assert.deepEqual(a2, a);
});
});
@@ -124,9 +137,56 @@ describe("Theta test", function () {
it ("Theta (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "theta_test.circom"));
const input = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = intsToBigInts([26,9,13,29,47,31,14,8,22,34,16,3,3,19,37,21,24,30,12,56,14,29,25,9,51]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
const witness = await cir.calculateWitness({ "in": stateIn }, true);
const stateOut = witness.slice(1, 1+(25*64));
const stateOutU64 = bitsToU64Array(stateOut);
// console.log(stateOutU64, expectedOut);
assert.deepEqual(stateOutU64, expectedOut);
});
it ("Theta (same test as previous, but using c_tester to ensure that circom_tester with c works as expected)", async () => {
const cir = await c_tester(path.join(__dirname, "circuits", "theta_test.circom"));
const input = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = intsToBigInts([26,9,13,29,47,31,14,8,22,34,16,3,3,19,37,21,24,30,12,56,14,29,25,9,51]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
const witness = await cir.calculateWitness({ "in": stateIn }, true);
const stateOut = witness.slice(1, 1+(25*64));
const stateOutU64 = bitsToU64Array(stateOut);
// console.log(stateOutU64, expectedOut);
assert.deepEqual(stateOutU64, expectedOut);
});
it ("Theta (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "theta_test.circom"));
// const cir = await c_tester(path.join(__dirname, "circuits", "theta_test.circom"));
const input = strsToBigInts(["26388279066651", "246290629787648", "26388279902208",
"25165850", "246290605457408", "7784628352", "844424965783552",
"2305843009213694083", "844432714760192", "2305843009249345539",
"637534226", "14848", "641204224", "14354", "3670528", "6308236288",
"2130304761856", "648518346341354496", "6309216256", "648520476645130240",
"4611706359392501763", "792677514882318336", "20340965113972",
"4611732197915754499", "792633534417207412"]);
const expectedOut = strsToBigInts(["3749081831850030700", "1297317621190464868",
"10017560217643747862", "7854780639862409219", "13836147678645575967",
"3749090635727681271", "1297915755455157604", "12323429615135705749",
"7855062122598582297", "16141814766035214620", "3749090628446369381",
"1297071330560683876", "10017586606556924438", "7854780639837253643",
"13835971756788491039", "3749090634251287159", "1297070162329376100",
"9369068259580659222", "7854780645071013913", "14484490034407743775",
"8360757404916954740", "1801500877105239396", "10017570663003408994",
"3243123208712177690", "14628605291203076459"]);
const input = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const expectedOut = [26,9,13,29,47,31,14,8,22,34,16,3,3,19,37,21,24,30,12,56,14,29,25,9,51];
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
@@ -134,9 +194,10 @@ describe("Theta test", function () {
const stateOut = witness.slice(1, 1+(25*64));
const stateOutU64 = bitsToU64Array(stateOut);
// console.log(stateOutU64, expectedOut);
assert.deepEqual(stateOutU64, expectedOut);
});
});
describe("RhoPi test", function () {
@@ -145,12 +206,12 @@ describe("RhoPi test", function () {
it ("RhoPi (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "rhopi_test.circom"));
const input = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const expectedOut = [0, 105553116266496, 105553116266496, 37748736, 393216,
805306368, 9437184, 80, 562949953421312, 13835058055282163714,
2, 448, 436207616, 4864, 5242880, 536870912, 343597383680,
11264, 557056, 1657324662872342528, 9223372036854775808,
288230376151711744, 7696581394432, 32985348833280, 84];
const input = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = strsToBigInts(["0", "105553116266496", "105553116266496", "37748736", "393216",
"805306368", "9437184", "80", "562949953421312", "13835058055282163714",
"2", "448", "436207616", "4864", "5242880", "536870912", "343597383680",
"11264", "557056", "1657324662872342528", "9223372036854775808",
"288230376151711744", "7696581394432", "32985348833280", "84"]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
@@ -169,9 +230,9 @@ describe("Chi test", function () {
it ("Chi (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "chi_test.circom"));
const input = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const expectedOut = [2, 0, 6, 3, 5, 4, 14, 6, 12, 11, 14, 10, 14, 13, 15,
14, 18, 16, 30, 3, 22, 20, 30, 19, 25];
const input = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = intsToBigInts([2, 0, 6, 3, 5, 4, 14, 6, 12, 11, 14, 10, 14, 13, 15,
14, 18, 16, 30, 3, 22, 20, 30, 19, 25]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
@@ -190,8 +251,8 @@ describe("Iota test", function () {
it ("Iota 3 (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "iota3_test.circom"));
const input = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const expectedOut = [9223372039002292224,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const input = intsToBigInts([0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = strsToBigInts(["9223372039002292224",1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
@@ -205,8 +266,8 @@ describe("Iota test", function () {
it ("Iota 10 (testvector generated from go)", async () => {
const cir = await wasm_tester(path.join(__dirname, "circuits", "iota10_test.circom"));
const input = [9223372039002292224,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const expectedOut = [9223372036854775817,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24];
const input = strsToBigInts(["9223372039002292224",1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const expectedOut = strsToBigInts(["9223372036854775817",1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24]);
const stateIn = u64ArrayToBits(input);
const expectedOutBits = u64ArrayToBits(expectedOut);
@@ -238,4 +299,3 @@ describe("Keccak-Pad test", function () {
assert.deepEqual(stateOutBytes, expectedOut);
});
});