o1js/src/mina-signer/tests/keypair.test.ts

TypeScript framework for zk-SNARKs and zkApps

import Client from '../dist/node/mina-signer/mina-signer.js';

describe('Keypair', () => {
  let client: Client;

  beforeAll(async () => {
    client = new Client({ network: 'mainnet' });
  });

  it('generates a valid key pair', () => {
    const keypair = client.genKeys();
    expect(keypair.publicKey).toBeDefined();
    expect(keypair.privateKey).toBeDefined();
  });

  it('can verify a valid key pair', () => {
    const keypair = client.genKeys();
    expect(client.verifyKeypair(keypair)).toBeTruthy();
  });

  it('fails to derive an invalid key pair', () => {
    try {
      client.verifyKeypair({ publicKey: 'invalid', privateKey: 'invalid' });
    } catch (error) {
      expect(error).toBeDefined();
    }
  });

  it('derives an equivalent public key from a private key', () => {
    const keypair = client.genKeys();
    const publicKey = client.derivePublicKey(keypair.privateKey);
    expect(keypair.publicKey).toEqual(publicKey);
  });

  it('can derive a hex-encoded public key from a public key', () => {
    const keypair = client.genKeys();
    const rawPublicKey = client.publicKeyToRaw(keypair.publicKey);
    expect(rawPublicKey).toBeDefined();
  });
});