text: import test from 'ava';
  import sinon from 'sinon';
  import { startAtTime } from '../startAtTime';
  
  test('should invoke start method on part with startTime', t => {
    const expected = ['(0 * 32n)'];
    const start = sinon.spy();
    startAtTime('(0 * 32n)', { start });
    const result = start.lastCall.args;
    t.deepEqual(result, expected);
  });
  