输入下面代码的Jest单元测试代码：import React Component from react;import StyleSheet View Text Image AppState Linking from react-native;import BottomSheet from BottomSheet;import LColors from assetsStringsLColor

import React from 'react'; import { shallow } from 'enzyme'; import PayModal from '../PayModal';

jest.mock('@api/Order', () => ({ getList: jest.fn(), doPayment: jest.fn(), checkPay: jest.fn(), }));

describe('PayModal', () => { let wrapper; let instance;

beforeEach(() => { wrapper = shallow(); instance = wrapper.instance(); });

it('should render correctly', () => { expect(wrapper).toMatchSnapshot(); });

describe('show', () => { it('should set visible to true and call _fetchData', () => { instance.show(); expect(wrapper.state('visible')).toBe(true); expect(getList).toHaveBeenCalled(); }); });

describe('_fetchData', () => { it('should call getList with the correct parameters', () => { const data = { orderId: '12345' }; wrapper.setState({ data }); instance._fetchData(); expect(getList).toHaveBeenCalledWith({ orderId: data.orderId, endPay: 0, platform: 'appnative', version: '5.5.0', }); });

it('should set the state correctly if code is 10000', async () => {
  const data = { orderId: '12345' };
  const response = { code: 10000, data: { payStatus: 1 } };
  getList.mockResolvedValue(response);
  wrapper.setState({ data });
  await instance._fetchData();
  expect(wrapper.state('data')).toEqual(response.data);
  expect(wrapper.state('isLoading')).toBe(false);
  expect(wrapper.state('isNetError')).toBe(false);
  expect(wrapper.state('leftTime')).toEqual(response.data.leftTime);
});

it('should call toast and set the state correctly if code is not 10000', async () => {
  const data = { orderId: '12345' };
  const response = { code: 20000 };
  getList.mockResolvedValue(response);
  wrapper.setState({ data });
  await instance._fetchData();
  expect(toast).toHaveBeenCalledWith('服务器开小差啦～');
  expect(wrapper.state('data')).toEqual({ orderId: data.orderId });
});

it('should call toast on catch', async () => {
  const data = { orderId: '12345' };
  getList.mockRejectedValue('error');
  wrapper.setState({ data });
  await instance._fetchData();
  expect(toast).toHaveBeenCalledWith('服务器开小差啦～');
});

});

describe('_handleNetResult', () => { it('should return early if isGoToSuccess is true', () => { wrapper.setState({ isGoToSuccess: true }); instance._handleNetResult(); expect(wrapper.state('isGoToSuccess')).toBe(true); });

it('should set the state correctly and call timerText.start', () => {
  const response = { data: { payStatus: 1, leftTime: 100 } };
  instance.timerText = { start: jest.fn() };
  instance._handleNetResult(response);
  expect(wrapper.state('isLoading')).toBe(false);
  expect(wrapper.state('isNetError')).toBe(false);
  expect(wrapper.state('data')).toEqual(response.data);
  expect(wrapper.state('leftTime')).toEqual(response.data.leftTime);
  expect(instance.timerText.start).toHaveBeenCalledWith(response.data.leftTime);
});

it('should set the state correctly and call timerText.stop if payStatus is 1', () => {
  const response = { data: { payStatus: 1 } };
  instance.timerText = { stop: jest.fn() };
  instance._handleNetResult(response);
  expect(wrapper.state('isLoading')).toBe(false);
  expect(wrapper.state('isNetError')).toB