video_admin_vue/node_modules/vant/packages/password-input/test/index.spec.js

import PasswordInput from '..';
import { mount } from '../../../test/utils';

test('focus event', () => {
  const focus = jest.fn();
  const wrapper = mount(PasswordInput, {
    context: {
      on: {
        focus
      }
    }
  });

  wrapper.find('.van-password-input__security').trigger('touchstart');
  expect(focus).toHaveBeenCalledTimes(1);
});