91 lines
2.5 KiB
JavaScript
91 lines
2.5 KiB
JavaScript
const chai = require("chai");
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const path = require("path");
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const tester = require("circom").tester;
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const babyjub = require("../src/babyjub");
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const Fr = require("ffjavascript").bn128.Fr;
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const assert = chai.assert;
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function print(circuit, w, s) {
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console.log(s + ": " + w[circuit.getSignalIdx(s)]);
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}
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describe("Escalarmul test", function () {
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let circuit;
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this.timeout(100000);
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before( async() => {
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circuit = await tester(path.join(__dirname, "circuits", "escalarmulfix_test.circom"));
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});
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it("Should generate Same escalar mul", async () => {
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const w = await circuit.calculateWitness({"e": 0});
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await circuit.checkConstraints(w);
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await circuit.assertOut(w, {out: [0,1]}, true);
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});
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it("Should generate Same escalar mul", async () => {
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const w = await circuit.calculateWitness({"e": 1}, true);
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await circuit.checkConstraints(w);
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await circuit.assertOut(w, {out: babyjub.Base8});
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});
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it("Should generate scalar mul of a specific constant", async () => {
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const s = Fr.e("2351960337287830298912035165133676222414898052661454064215017316447594616519");
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const base8 = [
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Fr.e("5299619240641551281634865583518297030282874472190772894086521144482721001553"),
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Fr.e("16950150798460657717958625567821834550301663161624707787222815936182638968203")
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];
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const w = await circuit.calculateWitness({"e": s}, true);
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await circuit.checkConstraints(w);
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const expectedRes = babyjub.mulPointEscalar(base8, s);
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await circuit.assertOut(w, {out: expectedRes});
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});
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it("Should generate scalar mul of the firsts 50 elements", async () => {
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const base8 = [
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Fr.e("5299619240641551281634865583518297030282874472190772894086521144482721001553"),
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Fr.e("16950150798460657717958625567821834550301663161624707787222815936182638968203")
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];
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for (let i=0; i<50; i++) {
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const s = Fr.e(i);
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const w = await circuit.calculateWitness({"e": s}, true);
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await circuit.checkConstraints(w);
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const expectedRes = babyjub.mulPointEscalar(base8, s);
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await circuit.assertOut(w, {out: expectedRes});
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}
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});
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it("If multiply by order should return 0", async () => {
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const w = await circuit.calculateWitness({"e": babyjub.subOrder }, true);
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await circuit.checkConstraints(w);
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await circuit.assertOut(w, {out: [0,1]});
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});
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});
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