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98 lines
3.6 KiB
98 lines
3.6 KiB
const chai = require("chai");
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const path = require("path");
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const snarkjs = require("snarkjs");
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const compiler = require("circom");
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const assert = chai.assert;
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const bigInt = require("big-integer");
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describe("Baby Jub test", () => {
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it("Should add point (0,1) and (0,1)", async () => {
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const cirDef = await compiler(path.join(__dirname, "circuits", "babyadd_tester.circom"));
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// console.log(JSON.stringify(cirDef, null, 1));
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// assert.equal(cirDef.nVars, 2);
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const circuit = new snarkjs.Circuit(cirDef);
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console.log("NConstrains: " + circuit.nConstraints);
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const input={
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x1: snarkjs.bigInt(0),
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y1: snarkjs.bigInt(1),
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x2: snarkjs.bigInt(0),
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y2: snarkjs.bigInt(1)
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}
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const w = circuit.calculateWitness(input);
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const xout = w[circuit.getSignalIdx("main.xout")];
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const yout = w[circuit.getSignalIdx("main.yout")];
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assert(xout.equals(0));
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assert(yout.equals(1));
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});
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it("Should add 2 same numbers", async () => {
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const cirDef = await compiler(path.join(__dirname, "circuits", "babyadd_tester.circom"));
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// console.log(JSON.stringify(cirDef, null, 1));
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// assert.equal(cirDef.nVars, 2);
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const circuit = new snarkjs.Circuit(cirDef);
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console.log("NConstrains: " + circuit.nConstraints);
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const input={
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x1: snarkjs.bigInt("17777552123799933955779906779655732241715742912184938656739573121738514868268"),
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y1: snarkjs.bigInt("2626589144620713026669568689430873010625803728049924121243784502389097019475"),
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x2: snarkjs.bigInt("17777552123799933955779906779655732241715742912184938656739573121738514868268"),
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y2: snarkjs.bigInt("2626589144620713026669568689430873010625803728049924121243784502389097019475")
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}
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const w = circuit.calculateWitness(input);
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const xout = w[circuit.getSignalIdx("main.xout")];
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const yout = w[circuit.getSignalIdx("main.yout")];
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assert(xout.equals(snarkjs.bigInt("6890855772600357754907169075114257697580319025794532037257385534741338397365")));
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assert(yout.equals(snarkjs.bigInt("4338620300185947561074059802482547481416142213883829469920100239455078257889")));
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});
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it("Should add 2 different numbers", async () => {
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const cirDef = await compiler(path.join(__dirname, "circuits", "babyadd_tester.circom"));
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// console.log(JSON.stringify(cirDef, null, 1));
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// assert.equal(cirDef.nVars, 2);
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const circuit = new snarkjs.Circuit(cirDef);
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console.log("NConstrains: " + circuit.nConstraints);
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const input={
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x1: snarkjs.bigInt("17777552123799933955779906779655732241715742912184938656739573121738514868268"),
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y1: snarkjs.bigInt("2626589144620713026669568689430873010625803728049924121243784502389097019475"),
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x2: snarkjs.bigInt("16540640123574156134436876038791482806971768689494387082833631921987005038935"),
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y2: snarkjs.bigInt("20819045374670962167435360035096875258406992893633759881276124905556507972311")
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}
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const w = circuit.calculateWitness(input);
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const xout = w[circuit.getSignalIdx("main.xout")];
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const yout = w[circuit.getSignalIdx("main.yout")];
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console.log(xout.toString());
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console.log(yout.toString());
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assert(xout.equals(snarkjs.bigInt("7916061937171219682591368294088513039687205273691143098332585753343424131937")));
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assert(yout.equals(snarkjs.bigInt("14035240266687799601661095864649209771790948434046947201833777492504781204499")));
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});
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});
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