@avalabs/avalanchejs/src/utils/struct.test.ts

Avalanche Platform JS Library

import { TransferableOutput } from '../serializable/avax';
import { describe, it, expect } from 'vitest';

import { transferableOutput, transferableOutputBytes } from '../fixtures/avax';
import { testCodec } from '../fixtures/codec';
import {
  mintOutput,
  mintOutputBytes,
  transferOutput,
  transferOutputBytes,
} from '../fixtures/secp256k1';
import { MintOutput, TransferOutput } from '../serializable/fxs/secp256k1';
import { concatBytes } from './buffer';
import { unpack } from './struct';

describe('structSimple', () => {
  it('unpackSimple', () => {
    const input: Uint8Array = concatBytes(
      transferOutputBytes(),
      mintOutputBytes(),
    );

    const outputArray = [TransferOutput, MintOutput] as const;
    const [tsOutput, mntOutput, remaining] = unpack(input, outputArray);
    expect(tsOutput).toEqual(transferOutput());
    expect(mntOutput).toEqual(mintOutput());
    expect(remaining).toEqual(new Uint8Array());
  });

  it('unpackSimple with codec', () => {
    const input: Uint8Array = concatBytes(
      transferableOutputBytes(),
      mintOutputBytes(),
    );

    const outputArray = [TransferableOutput, MintOutput] as const;
    const [tsOutput, mntOutput, remaining] = unpack(
      input,
      outputArray,
      testCodec(),
    );
    expect(tsOutput).toEqual(transferableOutput());
    expect(mntOutput).toEqual(mintOutput());
    expect(remaining).toEqual(new Uint8Array());
  });
});