jest.setup.js

import '@testing-library/jest-dom'

// Mock Next.js router
jest.mock('next/router', () => ({
  useRouter() {
    return {
      route: '/',
      pathname: '/',
      query: '',
      asPath: '',
      push: jest.fn(),
      pop: jest.fn(),
      reload: jest.fn(),
      back: jest.fn(),
      prefetch: jest.fn().mockResolvedValue(undefined),
      beforePopState: jest.fn(),
      events: {
        on: jest.fn(),
        off: jest.fn(),
        emit: jest.fn(),
      },
    }
  },
}))

// Mock Next.js Link component
jest.mock('next/link', () => {
  const Link = ({ children, href }) => {
    return <a href={href}>{children}</a>
  }
  Link.displayName = 'Link'
  return Link
})

// Mock react-hot-toast
jest.mock('react-hot-toast', () => ({
  toast: {
    success: jest.fn(),
    error: jest.fn(),
    loading: jest.fn(),
  },
  default: {
    success: jest.fn(),
    error: jest.fn(),
    loading: jest.fn(),
  },
}))

// Mock Prisma client
jest.mock('@prisma/client', () => ({
  PrismaClient: jest.fn().mockImplementation(() => ({
    task: {
      findMany: jest.fn(),
      findUnique: jest.fn(),
      create: jest.fn(),
      update: jest.fn(),
      delete: jest.fn(),
      createMany: jest.fn(),
      count: jest.fn(),
    },
    user: {
      findMany: jest.fn(),
      findUnique: jest.fn(),
      create: jest.fn(),
      update: jest.fn(),
      delete: jest.fn(),
    },
    group: {
      findMany: jest.fn(),
      findUnique: jest.fn(),
      create: jest.fn(),
      update: jest.fn(),
      delete: jest.fn(),
    },
    $disconnect: jest.fn(),
  })),
}))

// Mock Next.js dynamic imports
jest.mock('next/dynamic', () => () => {
  const DynamicComponent = () => null
  DynamicComponent.displayName = 'LoadableComponent'
  DynamicComponent.preload = jest.fn()
  return DynamicComponent
})

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

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