mirror of
https://github.com/ant-design/ant-design.git
synced 2024-12-22 14:44:47 +08:00
19 lines
599 B
JavaScript
19 lines
599 B
JavaScript
import React from 'react';
|
|
import { mount } from 'enzyme';
|
|
import BackTop from '..';
|
|
|
|
const delay = timeout => new Promise(resolve => setTimeout(resolve, timeout));
|
|
|
|
describe('BackTop', () => {
|
|
it('should scroll to top after click it', async () => {
|
|
const wrapper = mount(<BackTop visibilityHeight={-1} />);
|
|
document.documentElement.scrollTop = 400;
|
|
// trigger scroll manually
|
|
wrapper.node.handleScroll();
|
|
await delay(500);
|
|
wrapper.find('.ant-back-top').simulate('click');
|
|
await delay(500);
|
|
expect(Math.round(document.documentElement.scrollTop)).toBe(0);
|
|
});
|
|
});
|