import { half } from '../../src/utils/half'; describe('half', () => { test('half', () => { const [a, b] = half(['A', 'B', 'C', 'D', 'E']); if (1 < 0) { // type should be string a[0].endsWith(''); } expect(a).toEqual(['A', 'B']); expect(b).toEqual(['C', 'D', 'E']); }); });