jest.setup.ts

import '@testing-library/jest-dom'
import { TextDecoder, TextEncoder } from 'util'

// Mock next/navigation
jest.mock('next/navigation', () => ({
  useRouter() {
    return {
      push: jest.fn(),
      replace: jest.fn(),
      back: jest.fn(),
      forward: jest.fn(),
      refresh: jest.fn(),
      prefetch: jest.fn(),
    }
  },
  useSearchParams() {
    return {
      get: jest.fn(),
      has: jest.fn(),
    }
  },
  usePathname() {
    return ''
  },
  notFound: jest.fn(),
}))

// Setup global text encoding
Object.assign(global, { TextDecoder, TextEncoder })

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

// Mock IntersectionObserver
global.IntersectionObserver = jest.fn().mockImplementation(() => ({
  observe: jest.fn(),
  unobserve: jest.fn(),
  disconnect: jest.fn(),
}))

// Mock ResizeObserver
global.ResizeObserver = jest.fn().mockImplementation(() => ({
  observe: jest.fn(),
  unobserve: jest.fn(),
  disconnect: jest.fn(),
}))

// Mock scrollIntoView
Element.prototype.scrollIntoView = jest.fn()

// Mock localStorage
const localStorageMock = {
  getItem: jest.fn(),
  setItem: jest.fn(),
  removeItem: jest.fn(),
  clear: jest.fn(),
  length: 0,
  key: jest.fn(),
} as Storage

Object.defineProperty(window, 'localStorage', {
  value: localStorageMock,
})