chainsafe-bls/test/unit/keypair.test.ts

import { PrivateKey, PublicKey, Keypair } from "../../src";
import { expect } from "chai";
import { destroy, init } from "../../src/context";

describe("keypair", function () {
  before(async function () {
    await init();
  });

  after(function () {
    destroy();
  });

  it("should create from private and public key", () => {
    const secret = PrivateKey.random();
    const secret2 = PrivateKey.random();
    const publicKey = PublicKey.fromBytes(
      PublicKey.fromPrivateKey(secret2).toBytesCompressed()
    );
    const keypair = new Keypair(secret, publicKey);
    expect(keypair.publicKey).to.be.equal(publicKey);
    expect(keypair.privateKey).to.be.equal(secret);
    expect(keypair.privateKey).to.not.be.equal(secret2);
  });

  it("should create from private", () => {
    const secret = PrivateKey.random();
    const publicKey = PublicKey.fromPrivateKey(secret);
    const keypair = new Keypair(secret);
    expect(keypair.publicKey.toBytesCompressed().toString("hex")).to.be.equal(
      publicKey.toBytesCompressed().toString("hex")
    );
  });
});