119 lines
3.2 KiB
TypeScript
119 lines
3.2 KiB
TypeScript
import { renderHook, act } from '@testing-library/react'
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import { useTheme } from 'next-themes'
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import { fs, joinPath } from '@janhq/core'
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import { useAtom, useAtomValue, useSetAtom } from 'jotai'
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import { useLoadTheme } from './useLoadTheme'
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import {
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selectedThemeIdAtom,
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themeDataAtom,
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} from '@/helpers/atoms/Setting.atom'
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// Mock dependencies
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jest.mock('next-themes')
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jest.mock('@janhq/core')
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// Mock dependencies
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jest.mock('jotai', () => ({
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useAtomValue: jest.fn(),
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useSetAtom: jest.fn(),
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useAtom: jest.fn(),
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atom: jest.fn(),
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}))
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describe('useLoadTheme', () => {
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beforeEach(() => {
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jest.clearAllMocks()
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})
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const mockSelectedThemeId = 'joi-light'
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const mockThemeData = {
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id: 'joi-light',
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displayName: 'Joi Light',
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nativeTheme: 'light',
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variables: {
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'--primary-color': '#007bff',
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},
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}
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it('should load theme and set variables', async () => {
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const readTheme = jest.fn().mockResolvedValue("{}")
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global.window.core = {
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api: {
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getThemes: () => ['joi-light', 'joi-dark'],
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readTheme,
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},
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}
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// Mock Jotai hooks
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;(useAtomValue as jest.Mock).mockImplementation((atom) => {
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switch (atom) {
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default:
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return undefined
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}
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})
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;(useSetAtom as jest.Mock).mockReturnValue(jest.fn())
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;(useAtom as jest.Mock).mockImplementation((atom) => {
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switch (atom) {
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case selectedThemeIdAtom:
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return [mockSelectedThemeId, jest.fn()]
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case themeDataAtom:
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return [mockThemeData, jest.fn()]
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default:
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return [undefined, jest.fn()]
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}
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})
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// Mock fs and joinPath
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;(fs.readdirSync as jest.Mock).mockResolvedValue(['joi-light', 'joi-dark'])
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;(fs.readFileSync as jest.Mock).mockResolvedValue(
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JSON.stringify(mockThemeData)
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)
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;(joinPath as jest.Mock).mockImplementation((paths) => paths.join('/'))
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// Mock setTheme from next-themes
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const mockSetTheme = jest.fn()
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;(useTheme as jest.Mock).mockReturnValue({ setTheme: mockSetTheme })
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const { result } = renderHook(() => useLoadTheme())
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await act(async () => {
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await result.current
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})
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// Assertions
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expect(readTheme).toHaveBeenLastCalledWith({ themeName: 'joi-light' })
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})
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it('should set default theme if no selected theme', async () => {
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// Mock Jotai hooks with empty selected theme
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;(useSetAtom as jest.Mock).mockReturnValue(jest.fn())
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;(useAtom as jest.Mock).mockReturnValue(['', jest.fn()])
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;(useAtom as jest.Mock).mockReturnValue([{}, jest.fn()])
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const mockSetSelectedThemeId = jest.fn()
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;(useAtom as jest.Mock).mockReturnValue(['', mockSetSelectedThemeId])
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const { result } = renderHook(() => useLoadTheme())
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await act(async () => {
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await result.current
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})
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expect(mockSetSelectedThemeId).toHaveBeenCalledWith('joi-light')
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})
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it('should handle missing janDataFolderPath', async () => {
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// Mock Jotai hooks with empty janDataFolderPath
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;(useAtomValue as jest.Mock).mockReturnValue('')
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const { result } = renderHook(() => useLoadTheme())
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await act(async () => {
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await result.current
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})
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expect(fs.readdirSync).not.toHaveBeenCalled()
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})
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})
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