@crtxio/abi/src/parsers/bytes.test.ts

A tiny Solidity ABI encoder and decoder

import { fromHex, toHex } from '../utils';
import { bytes } from './bytes';

describe('bytes', () => {
  describe('encode', () => {
    it('encodes bytes', () => {
      expect(toHex(bytes.encode({ type: 'bytes', value: 'ab', buffer: new Uint8Array() }))).toBe(
        '0000000000000000000000000000000000000000000000000000000000000001ab00000000000000000000000000000000000000000000000000000000000000'
      );
    });
  });

  describe('decode', () => {
    it('decodes encoded bytes', () => {
      const value = fromHex(
        '0000000000000000000000000000000000000000000000000000000000000001ab00000000000000000000000000000000000000000000000000000000000000'
      );
      expect(toHex(bytes.decode({ type: 'bytes', value, skip: jest.fn() }))).toStrictEqual('ab');
    });
  });
});