39 lines
1.4 KiB
JavaScript
39 lines
1.4 KiB
JavaScript
const chai = require("chai");
|
|
const path = require("path");
|
|
|
|
const wasm_tester = require("circom_tester").wasm;
|
|
|
|
const F1Field = require("ffjavascript").F1Field;
|
|
const Scalar = require("ffjavascript").Scalar;
|
|
exports.p = Scalar.fromString("21888242871839275222246405745257275088548364400416034343698204186575808495617");
|
|
const Fr = new F1Field(exports.p);
|
|
|
|
const assert = chai.assert;
|
|
|
|
describe("Binary sum test", function () {
|
|
this.timeout(100000000);
|
|
|
|
it("Should create a constant circuit", async () => {
|
|
const circuit = await wasm_tester(path.join(__dirname, "circuits", "constants_test.circom"));
|
|
await circuit.loadConstraints();
|
|
assert.equal(circuit.nVars, 2);
|
|
assert.equal(circuit.constraints.length, 1);
|
|
|
|
const witness = await circuit.calculateWitness({ "in": Fr.toString(Fr.e("0xd807aa98"))}, true);
|
|
|
|
assert(Fr.eq(Fr.e(witness[0]),Fr.e(1)));
|
|
assert(Fr.eq(Fr.e(witness[1]),Fr.e("0xd807aa98")));
|
|
});
|
|
it("Should create a sum circuit", async () => {
|
|
const circuit = await wasm_tester(path.join(__dirname, "circuits", "sum_test.circom"));
|
|
await circuit.loadConstraints();
|
|
|
|
assert.equal(circuit.constraints.length, 97); // 32 (in1) + 32(in2) + 32(out) + 1 (carry)
|
|
|
|
const witness = await circuit.calculateWitness({ "a": "111", "b": "222" }, true);
|
|
|
|
assert(Fr.eq(Fr.e(witness[0]),Fr.e(1)));
|
|
assert(Fr.eq(Fr.e(witness[1]),Fr.e("333")));
|
|
});
|
|
});
|