Javascript #

import { createHeader } from './helloWorld';

describe('helloWorld.ts', () => {
  beforeEach(() => {
    document.documentElement.innerHTML = global.htmlContent;
  });

  test("Should create a h1 with text Hello World!", () => {
    createHeader();

    const header = document.querySelector('h1');

    expect(header.textContent.trim()).toEqual("Hello World!");
  });
});