text: import * as hex from './index.js';
  
  test('lineDraw works correctly', () => {
    expect(hex.hex(0, 0) |> hex.lineDraw(hex.hex(1, -5))).toEqual([
      hex.hex(0, 0), 
      hex.hex(0, -1), 
      hex.hex(0, -2), 
      hex.hex(1, -3), 
      hex.hex(1, -4), 
      hex.hex(1, -5),
    ]);
  });
  