jest.setup.js

import '@testing-library/jest-dom'
import { queryClient } from './src/app/queries/queryClient'

// Mock WebSocket for testing
global.WebSocket = jest.fn(() => ({
  addEventListener: jest.fn(),
  removeEventListener: jest.fn(),
  send: jest.fn(),
  close: jest.fn(),
  readyState: 1, // OPEN
}))

// Mock fetch globally
global.fetch = jest.fn()

// Mock localStorage
const localStorageMock = {
  getItem: jest.fn(),
  setItem: jest.fn(),
  removeItem: jest.fn(),
  clear: jest.fn(),
}
global.localStorage = localStorageMock

// Mock window.matchMedia
Object.defineProperty(window, 'matchMedia', {
  writable: true,
  value: jest.fn().mockImplementation(query => ({
    matches: false,
    media: query,
    onchange: null,
    addListener: jest.fn(), // deprecated
    removeListener: jest.fn(), // deprecated
    addEventListener: jest.fn(),
    removeEventListener: jest.fn(),
    dispatchEvent: jest.fn(),
  })),
})

// Clean up after each test
afterEach(() => {
  jest.clearAllMocks()
  queryClient.clear()
})