text: import CreditsScene from '../Scenes/CreditsScene';
  
  const scene = new CreditsScene();
  
  test('CreditsScene is of type function', () => {
    expect(typeof CreditsScene).toBe('function');
  });
  
  test('CreditsScene key name is Credits', () => {
    expect(scene.sys.config).toBe('Credits');
  });
  
  test('CreditsScene scene is not undefined', () => {
    expect(scene.sys.config).not.toBe(undefined);
  });
  