import { mount } from '@vue/test-utils'; import InputNumber from '..'; import focusTest from '../../../tests/shared/focusTest'; import mountTest from '../../../tests/shared/mountTest'; describe('InputNumber', () => { focusTest(InputNumber); mountTest(InputNumber); // https://github.com/ant-design/ant-design/issues/13896 it('should return null when blur a empty input number', () => { const onChange = jest.fn(); const wrapper = mount( { render() { return ; }, }, { sync: false, }, ); wrapper.find('input').element.value = ''; wrapper.find('input').trigger('input'); expect(onChange).toHaveBeenLastCalledWith(''); wrapper.find('input').trigger('blur'); expect(onChange).toHaveBeenLastCalledWith(null); }); });