src/setupTests.js

// 这个文件包含测试环境的设置代码
import { expect, afterEach } from 'vitest';
import { cleanup } from '@testing-library/react';
import * as matchers from '@testing-library/jest-dom';

// 扩展 Vitest 的断言能力
expect.extend(matchers);

// 每个测试后自动清理
afterEach(() => {
  cleanup();
});

// 模拟 window.matchMedia
Object.defineProperty(window, 'matchMedia', {
  writable: true,
  value: vi.fn().mockImplementation(query => ({
    matches: false,
    media: query,
    onchange: null,
    addListener: vi.fn(), // 兼容旧版 API
    removeListener: vi.fn(), // 兼容旧版 API
    addEventListener: vi.fn(),
    removeEventListener: vi.fn(),
    dispatchEvent: vi.fn(),
  })),
});

// 模拟 localStorage
const localStorageMock = (() => {
  let store = {};
  return {
    getItem: (key) => store[key] || null,
    setItem: (key, value) => {
      store[key] = value.toString();
    },
    removeItem: (key) => {
      delete store[key];
    },
    clear: () => {
      store = {};
    },
  };
})();

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