import { renderHook, act } from '@testing-library/react-hooks'; import { useHoverIndentGuide } from './useHoverIndentGuide'; describe('useHoverIndentGuide', () => { it('adds and removes indent guide ids', async () => { const { result } = renderHook(() => useHoverIndentGuide()); expect(result.current.hoverIndentGuideIds.size).toBe(0); act(() => result.current.addHoverIndentGuideId('span1')); expect(result.current.hoverIndentGuideIds.size).toBe(1); expect(result.current.hoverIndentGuideIds.has('span1')).toBe(true); act(() => result.current.removeHoverIndentGuideId('span1')); expect(result.current.hoverIndentGuideIds.size).toBe(0); }); });