vitest.setup.ts

// ABOUTME: Vitest setup file for test environment initialization
// ABOUTME: Imports jest-dom matchers and configures window.matchMedia mock
import '@testing-library/jest-dom'
import { vi } from 'vitest'

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

// Mock localStorage
const localStorageMock = (() => {
  let store: Record<string, string> = {}

  return {
    getItem: (key: string) => store[key] || null,
    setItem: (key: string, value: string) => {
      store[key] = value.toString()
    },
    removeItem: (key: string) => {
      delete store[key]
    },
    clear: () => {
      store = {}
    },
  }
})()

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