import { arrUnion } from './arrUnion';

describe('unit: arrUnion', () => {
  it('returns a union of two arrays', () => {
    expect(arrUnion<number[]>([1, 2, 3], [1, 2, 3, 4, 5])).toEqual([
      1, 2, 3, 4, 5,
    ]);
  });
});