message: test(PanelHeaderContext): Add close-on-mount test (fails)
diff: @@ -13,6 +13,15 @@ describe('PanelHeaderContext', () => {
  beforeEach(() => jest.useFakeTimers());
  afterEach(() => jest.useRealTimers());
  + it('does not close on mount', () => {
  + render((
  + <PanelHeaderContext opened={false} onClose={noop}>
  + <div data-testid="xxx" />
  + </PanelHeaderContext>
  + ));
  + expect(screen.queryByTestId('xxx')).toBeNull();
  + });
  +
  it('on desktop outer click', () => {
  const onClose = jest.fn();
  render((
  