jest.setup.js

// 全局 Jest 设置

// 模拟 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(),
  })),
});

// 模拟 document 方法
document.createRange = () => {
  const range = new Range();
  range.getBoundingClientRect = jest.fn();
  range.getClientRects = jest.fn(() => ({
    item: () => null,
    length: 0,
  }));
  return range;
};

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

// 模拟 MutationObserver
global.MutationObserver = jest.fn().mockImplementation(() => ({
  observe: jest.fn(),
  disconnect: jest.fn(),
  takeRecords: jest.fn(() => []),
}));

// 模拟 requestAnimationFrame
global.requestAnimationFrame = callback => setTimeout(callback, 0);
global.cancelAnimationFrame = id => clearTimeout(id);

// 清除所有模拟的实现和实例
beforeEach(() => {
  jest.clearAllMocks();
});