message: Tested navigate back to Home from Tweet
diff: @@ -33,6 +33,22 @@ describe('Home', () => {
  expect(header).toBeTruthy();
  });
  + it('should navigate back to Home', () => {
  + const { getAllByRole, getByRole } = render(<App />);
  + const tabsScene = getAllByRole('window', {selected: true})[0];
  + const homeTab = within(tabsScene).getByRole('tabpanel', {name: 'Home'});
  + const tweetButton = within(homeTab).getAllByRole('button', {name: 'Dan Abramov'})[0];
  + fireEvent.press(tweetButton);
  + const tweetScene = within(homeTab).getByRole('window', {selected: true});
  + const tweetHeader = within(tweetScene).getByRole('header', {name: 'Tweet'});
  + const backButton = within(tweetScene).getByRole('menuitem');
  + fireEvent.press(backButton);
  + const homeScene = within(homeTab).getByRole('window', {selected: true});
  + const homeHeader = within(homeScene).getByRole('header', {name: 'Home'});
  + expect(tweetHeader).toBeTruthy();
  + expect(homeHeader).toBeTruthy();
  + });
  +
  it('should navigate to Timeline', () => {
  const { getAllByRole, getByRole } = render(<App />);
  const tabsScene = getAllByRole('window', {selected: true})[0];
  