ant-design-vue/tests/shared/mountTest.js

import { mount } from '@vue/test-utils';
export default function mountTest(Component) {
  describe(`mount and unmount`, () => {
    // https://github.com/ant-design/ant-design/pull/18441
    it(`component could be updated and unmounted without errors`, () => {
      const wrapper = mount(
        {
          render() {
            return (
              <div>
                <Component />
              </div>
            );
          },
        },
        { sync: false, attachTo: 'body' },
      );
      expect(() => {
        wrapper.vm.$forceUpdate();
        wrapper.unmount();
      }).not.toThrow();
    });
  });
}