import { randomBytes } from 'crypto';
import { ProofData, ProofId } from '../client_proofs/index.js';
import { randomInnerProofData } from './fixtures.js';
import { InnerProofData } from './inner_proof.js';

describe('InnerProofData', () => {
  it('can convert an inner proof object to buffer and back', () => {
    const innerProofData = randomInnerProofData();
    const buffer = innerProofData.toBuffer();
    expect(buffer.length).toBe(InnerProofData.LENGTH);

    const recovered = InnerProofData.fromBuffer(buffer);
    expect(recovered).toEqual(innerProofData);
  });

  it('should generate the same txId for all proof types', () => {
    [ProofId.DEPOSIT, ProofId.WITHDRAW, ProofId.SEND, ProofId.ACCOUNT, ProofId.DEFI_CLAIM, ProofId.DEFI_CLAIM].forEach(
      proofId => {
        const innerProofData = randomInnerProofData(proofId);
        const rawClientProof = Buffer.concat([
          innerProofData.toBuffer(),
          randomBytes(32 * (ProofData.NUM_PUBLIC_INPUTS - InnerProofData.NUM_PUBLIC_INPUTS)),
        ]);
        const clientProofData = new ProofData(rawClientProof);
        expect(innerProofData.txId).toEqual(clientProofData.txId);
      },
    );
  });
});