Match-id-1988199472c662613fee402f6bd87513d3016c2b
This commit is contained in:
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*
parent
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commit
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@ -0,0 +1,249 @@
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import * as React from '../../../libs/horizon/src/external/Horizon';
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import * as HorizonDOM from '../../../libs/horizon/src/dom/DOMExternal';
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import * as LogUtils from '../jest/logUtils';
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import { act } from '../jest/customMatcher';
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describe('Hook Test', () => {
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const { useMemo, useRef, useState, useImperativeHandle, forwardRef, useLayoutEffect, useEffect } = React;
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const { unmountComponentAtNode } = HorizonDOM;
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let container = null;
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beforeEach(() => {
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LogUtils.clear();
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// 创建一个 DOM 元素作为渲染目标
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container = document.createElement('div');
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document.body.appendChild(container);
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});
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afterEach(() => {
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// 退出时进行清理
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unmountComponentAtNode(container);
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container.remove();
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container = null;
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LogUtils.clear();
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});
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const Text = (props) => {
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LogUtils.log(props.text);
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return <p>{props.text}</p>;
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}
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describe('useLayoutEffect Test', () => {
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it('useLayoutEffect的触发时序', () => {
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const App = (props) => {
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useLayoutEffect(() => {
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LogUtils.log('LayoutEffect');
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});
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return <Text text={props.num} />;
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}
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('Sync effect'));
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expect(LogUtils.getAndClear()).toEqual([
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1,
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// 同步在渲染之后
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'LayoutEffect',
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'Sync effect'
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]);
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expect(container.querySelector('p').innerHTML).toBe('1');
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// 更新
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HorizonDOM.render(<App num={2} />, container, () => LogUtils.log('Sync effect'));
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expect(LogUtils.getAndClear()).toEqual([
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2,
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'LayoutEffect',
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'Sync effect'
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]);
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expect(container.querySelector('p').innerHTML).toBe('2');
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});
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it('创建，销毁useLayoutEffect', () => {
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const App = (props) => {
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useEffect(() => {
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LogUtils.log(`num effect [${props.num}]`);
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return () => {
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LogUtils.log('num effect destroy');
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};
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}, [props.num]);
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useLayoutEffect(() => {
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LogUtils.log(`num Layouteffect [${props.num}]`);
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return () => {
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LogUtils.log(`num [${props.num}] Layouteffect destroy`);
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};
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}, [props.num]);
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return <Text text={'num: ' + props.num} />;
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}
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act(() => {
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HorizonDOM.render(<App num={0} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'num: 0',
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'num Layouteffect [0]',
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'callback effect'
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]);
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expect(container.textContent).toBe('num: 0');
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})
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// 更新
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act(() => {
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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})
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expect(LogUtils.getAndClear()).toEqual([
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// 异步effect
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'num effect [0]',
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'num: 1',
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// 旧Layouteffect销毁
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'num [0] Layouteffect destroy',
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// 新Layouteffect建立
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'num Layouteffect [1]',
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'callback effect',
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// 异步旧的effect销毁
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'num effect destroy',
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// 异步新的effect建立
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'num effect [1]'
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]);
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act(() => {
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HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
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})
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expect(LogUtils.getAndClear()).toEqual([
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// 同步Layouteffect销毁
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'num [1] Layouteffect destroy',
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'callback effect',
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// 最后执行异步effect销毁
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'num effect destroy',
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]);
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});
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})
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describe('useMemo Test', () => {
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it('触发useMemo', () => {
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const App = (props) => {
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const num = useMemo(() => {
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LogUtils.log(props._num);
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return props._num + 1;
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}, [props._num]);
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return <Text text={num} />;
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}
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HorizonDOM.render(<App _num={0} />, container);
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expect(LogUtils.getAndClear()).toEqual([
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0,
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1
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]);
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expect(container.textContent).toBe('1');
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HorizonDOM.render(<App _num={1} />, container);
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expect(LogUtils.getAndClear()).toEqual([
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1,
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2
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]);
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expect(container.textContent).toBe('2');
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HorizonDOM.render(<App _num={1} />, container);
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// 不会触发useMemo
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expect(LogUtils.getAndClear()).toEqual([2]);
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expect(container.textContent).toBe('2');
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HorizonDOM.render(<App _num={2} />, container);
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expect(LogUtils.getAndClear()).toEqual([
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2,
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3
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]);
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expect(container.textContent).toBe('3');
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});
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it('输入不变，重新渲染也会触发useMemo', () => {
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const App = (props) => {
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const num = useMemo(props._num);
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return <Text text={num} />;
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}
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const num1 = () => {
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LogUtils.log('num 1');
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return 1;
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}
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const num2 = () => {
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LogUtils.log('num 2');
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return 2;
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}
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HorizonDOM.render(<App _num={num1} />, container);
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expect(LogUtils.getAndClear()).toEqual(['num 1', 1]);
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HorizonDOM.render(<App _num={num1} />, container);
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expect(LogUtils.getAndClear()).toEqual(['num 1', 1]);
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HorizonDOM.render(<App _num={num1} />, container);
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expect(LogUtils.getAndClear()).toEqual(['num 1', 1]);
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HorizonDOM.render(<App _num={num2} />, container);
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expect(LogUtils.getAndClear()).toEqual(['num 2', 2]);
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});
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})
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describe('useRef Test', () => {
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it('更新current值时不会re-render', () => {
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const App = () => {
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const ref = useRef(1);
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return (
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<>
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<button onClick={() => {
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ref.current += 1;
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}}>
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button
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</button>
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<Text text={ref.current} />;
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</>
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)
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}
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HorizonDOM.render(<App />, container);
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expect(LogUtils.getAndClear()).toEqual([1]);
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expect(container.querySelector('p').innerHTML).toBe('1');
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// 点击按钮触发ref.current加1
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container.querySelector('button').click();
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// ref.current改变不会触发重新渲染
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expect(LogUtils.getAndClear()).toEqual([]);
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expect(container.querySelector('p').innerHTML).toBe('1');
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});
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})
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describe('useImperativeHandle Test', () => {
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it('useImperativeHandle没有配置dep时自动更新', () => {
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let App = (props, ref) => {
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const [num, setNum] = useState(0);
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useImperativeHandle(ref, () => ({ num, setNum }));
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return <Text text={num} />;
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}
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let App1 = (props, ref) => {
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const [num1, setNum1] = useState(0);
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useImperativeHandle(ref, () => ({ num1, setNum1 }), []);
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return <Text text={num1} />;
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}
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App = forwardRef(App);
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App1 = forwardRef(App1);
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const counter = React.createRef(null);
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const counter1 = React.createRef(null);
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HorizonDOM.render(<App ref={counter} />, container);
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expect(LogUtils.getAndClear()).toEqual([0]);
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expect(counter.current.num).toBe(0);
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act(() => {
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counter.current.setNum(1);
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});
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expect(LogUtils.getAndClear()).toEqual([1]);
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// useImperativeHandle没有配置的dep,所以会自动更新
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expect(counter.current.num).toBe(1);
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// 清空container
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unmountComponentAtNode(container);
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HorizonDOM.render(<App1 ref={counter1} />, container);
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expect(LogUtils.getAndClear()).toEqual([0]);
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expect(counter1.current.num1).toBe(0);
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act(() => {
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counter1.current.setNum1(1);
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});
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expect(LogUtils.getAndClear()).toEqual([1]);
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// useImperativeHandle的dep为[],所以不会变
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expect(counter1.current.num1).toBe(0);
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});
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})
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})
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import { act } from '../jest/customMatcher';
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describe('useEffect Hook Test', () => {
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const { useEffect, useLayoutEffect, useState, memo } = React;
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const { useEffect, useLayoutEffect, useState, memo, forwardRef, useImperativeHandle } = React;
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const { unmountComponentAtNode } = HorizonDOM;
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let container = null;
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beforeEach(() => {
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@ -27,6 +27,30 @@ describe('useEffect Hook Test', () => {
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return <p>{props.text}</p>;
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}
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it('act方法', () => {
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const App = () => {
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return <Text text={'op'} />;
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}
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act(() => {
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HorizonDOM.render(<App />, container, () => {
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LogUtils.log('num effect');
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});
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// 第一次渲染为同步，所以同步执行的可以写在act里做判断
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expect(LogUtils.getAndClear()).toEqual(['op', 'num effect']);
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expect(container.textContent).toBe('op');
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});
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act(() => {
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HorizonDOM.render(null, container, () => {
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LogUtils.log('num effect89');
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});
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// 第二次渲染为异步，所以同步执行的不可以写在act里做判断，act里拿到的为空数组
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expect(LogUtils.getAndClear()).toEqual([]);
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});
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expect(LogUtils.getAndClear()).toEqual(['num effect89']);
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expect(container.textContent).toBe('');
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});
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it('兄弟节点被删除，useEffect依然正常', () => {
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const App = () => {
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return <Text text="App" />;
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@ -123,13 +147,19 @@ describe('useEffect Hook Test', () => {
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HorizonDOM.render(<App num={0} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual(['num: 0', 'callback effect']);
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expect(container.textContent).toEqual('num: 0');
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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// 执行新的render前，会执行旧render的useEffect，所以会添加'First effect [0]'
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expect(LogUtils.getAndClear()).toEqual(['First effect [0]', 'num: 1', 'callback effect']);
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expect(container.textContent).toEqual('num: 1');
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})
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// 最后在act执行完后会执行新render的useEffect
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expect(LogUtils.getAndClear()).toEqual(['First effect [1]']);
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expect(LogUtils.getAndClear()).toEqual(['First effect [0]']);
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act(() => {
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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})
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// 此时异步执行，act执行完后会执行新render的useEffect
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect',
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'First effect [1]'
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]);
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expect(container.textContent).toEqual('num: 1');
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});
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it('混合使用useEffect', () => {
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@ -150,10 +180,16 @@ describe('useEffect Hook Test', () => {
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expect(LogUtils.getAndClear()).toEqual(['First effect [0]', 'Second effect [0]']);
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act(() => {
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual(['num: 1', 'callback effect']);
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expect(container.textContent).toEqual('num: 1');
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})
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expect(LogUtils.getAndClear()).toEqual(['First effect [1]', 'Second effect [1]']);
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// 第二次render时异步执行，act保证所有效果都已更新，所以先常规记录日志
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// 然后记录useEffect的日志
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect',
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'First effect [1]',
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'Second effect [1]'
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]);
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expect(container.textContent).toEqual('num: 1');
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});
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it('创建，销毁useEffect', () => {
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@ -202,14 +238,13 @@ describe('useEffect Hook Test', () => {
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act(() => {
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// 此时word改变，num不变
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HorizonDOM.render(<App num={0} word={'React'} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'num: 0,word: React',
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'word Layouteffect destroy',
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'word Layouteffect [React]',
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'callback effect'
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]);
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});
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expect(LogUtils.getAndClear()).toEqual([
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'num: 0,word: React',
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'word Layouteffect destroy',
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'word Layouteffect [React]',
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'callback effect',
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// 最后执行异步的
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'word effect destroy',
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'word effect [React]',
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]);
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@ -217,13 +252,12 @@ describe('useEffect Hook Test', () => {
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act(() => {
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// 此时num和word的所有effect都销毁
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HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'num Layouteffect destroy',
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'word Layouteffect destroy',
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'callback effect'
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]);
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});
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expect(LogUtils.getAndClear()).toEqual([
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'num Layouteffect destroy',
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'word Layouteffect destroy',
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'callback effect',
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// 最后执行异步useEffect
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'num effect destroy',
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'word effect destroy',
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]);
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@ -254,27 +288,26 @@ describe('useEffect Hook Test', () => {
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act(() => {
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect'
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]);
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expect(container.textContent).toEqual('num: 1');
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});
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect',
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// 最后执行异步
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'num effect destroy',
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'num effect [1]',
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]);
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expect(container.textContent).toEqual('num: 1');
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expect(LogUtils.getAndClear()).toEqual([]);
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act(() => {
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HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'callback effect'
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]);
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expect(container.textContent).toEqual('');
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});
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expect(LogUtils.getAndClear()).toEqual([
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'callback effect',
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'num effect destroy'
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]);
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expect(container.textContent).toEqual('');
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expect(LogUtils.getAndClear()).toEqual([]);
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});
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it('销毁依赖空数组的useEffect', () => {
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@ -302,25 +335,24 @@ describe('useEffect Hook Test', () => {
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act(() => {
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HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect'
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]);
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expect(container.textContent).toEqual('num: 1');
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});
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// 没有执行useEffect
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'callback effect'
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// 依赖空数组，没有执行useEffect
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]);
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expect(container.textContent).toEqual('num: 1');
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expect(LogUtils.getAndClear()).toEqual([]);
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act(() => {
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HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
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expect(LogUtils.getAndClear()).toEqual([
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'callback effect'
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]);
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expect(container.textContent).toEqual('');
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});
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expect(LogUtils.getAndClear()).toEqual([
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'callback effect',
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'num effect destroy'
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]);
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expect(container.textContent).toEqual('');
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expect(LogUtils.getAndClear()).toEqual([]);
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});
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it('useEffect里使用useState(1', () => {
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|
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@ -354,11 +386,12 @@ describe('useEffect Hook Test', () => {
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act(() => {
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setNum();
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1'
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]);
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});
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expect(LogUtils.getAndClear()).toEqual(['num effect [1]']);
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expect(LogUtils.getAndClear()).toEqual([
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'num: 1',
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'num effect [1]'
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]);
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expect(LogUtils.getAndClear()).toEqual([]);
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});
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it('useEffect里使用useState(2', () => {
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|
|
@ -389,7 +422,7 @@ describe('useEffect Hook Test', () => {
|
|||
expect(container.textContent).toEqual('Num: 1');
|
||||
});
|
||||
|
||||
it('useEffect与memo一起使用', () => {
|
||||
it('useEffect与memo一起使用(1', () => {
|
||||
let setNum;
|
||||
const App = memo(() => {
|
||||
const [num, _setNum] = useState(0);
|
||||
|
|
@ -415,28 +448,284 @@ describe('useEffect Hook Test', () => {
|
|||
// 不会重新渲染
|
||||
act(() => {
|
||||
HorizonDOM.render(<App />, container, () => LogUtils.log('callback effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual(['callback effect']);
|
||||
expect(container.textContent).toEqual('0');
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['callback effect']);
|
||||
expect(container.textContent).toEqual('0');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
|
||||
// 会重新渲染
|
||||
act(() => {
|
||||
setNum(1);
|
||||
expect(LogUtils.getAndClear()).toEqual([1]);
|
||||
expect(container.textContent).toEqual('1');
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
1,
|
||||
'num effect destroy 0',
|
||||
'num effect [1]'
|
||||
]);
|
||||
expect(container.textContent).toEqual('1');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual(['callback effect']);
|
||||
expect(container.textContent).toEqual('');
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['num effect destroy 1']);
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
'callback effect',
|
||||
'num effect destroy 1'
|
||||
]);
|
||||
expect(container.textContent).toEqual('');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
});
|
||||
|
||||
it('useEffect与memo一起使用(2', () => {
|
||||
const compare = (prevProps, nextProps) => prevProps.num === nextProps.num;
|
||||
const App = memo((props) => {
|
||||
useEffect(() => {
|
||||
LogUtils.log(`num effect [${props.num}]`);
|
||||
return () => {
|
||||
LogUtils.log(`num effect destroy ${props.num}`);
|
||||
};
|
||||
});
|
||||
return <Text text={props.num} />;
|
||||
}, compare)
|
||||
act(() => {
|
||||
HorizonDOM.render(<App num={0} />, container, () => LogUtils.log('callback effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
0,
|
||||
'callback effect'
|
||||
]);
|
||||
expect(container.textContent).toEqual('0');
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['num effect [0]']);
|
||||
|
||||
// 不会重新渲染
|
||||
act(() => {
|
||||
HorizonDOM.render(<App num={0} />, container, () => LogUtils.log('callback effect'));
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['callback effect']);
|
||||
expect(container.textContent).toEqual('0');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
|
||||
// 会重新渲染
|
||||
act(() => {
|
||||
HorizonDOM.render(<App num={1} />, container, () => LogUtils.log('callback effect'));
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
1,
|
||||
'callback effect',
|
||||
// 执行异步，先清除旧的，再执行新的
|
||||
'num effect destroy 0',
|
||||
'num effect [1]'
|
||||
]);
|
||||
expect(container.textContent).toEqual('1');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container, () => LogUtils.log('callback effect'));
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['callback effect', 'num effect destroy 1']);
|
||||
expect(container.textContent).toEqual('');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
});
|
||||
|
||||
it('useEffect处理错误', () => {
|
||||
const App = (props) => {
|
||||
useEffect(() => {
|
||||
LogUtils.log('throw Error');
|
||||
throw new Error('mistake');
|
||||
// eslint-disable-next-line no-unreachable
|
||||
LogUtils.log(`Mount with [${props.num}]`);
|
||||
return () => {
|
||||
LogUtils.log(`Unmount with [${props.num}]`);
|
||||
};
|
||||
});
|
||||
return <Text text={'Number: ' + props.num} />;
|
||||
}
|
||||
act(() => {
|
||||
HorizonDOM.render(<App num={0} />, container, () =>
|
||||
LogUtils.log('Sync effect'),
|
||||
);
|
||||
expect(LogUtils.getAndClear()).toEqual(['Number: 0', 'Sync effect']);
|
||||
expect(container.textContent).toEqual('Number: 0');
|
||||
});
|
||||
// 处理错误，不会向下执行LogUtils.log(`Mount with [${props.num}]`);
|
||||
expect(LogUtils.getAndClear()).toEqual(['throw Error']);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container, () =>
|
||||
LogUtils.log('Sync effect'),
|
||||
);
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
'Sync effect',
|
||||
// 不会处理卸载部分 LogUtils.log(`Unmount with [${props.num}]`);
|
||||
]);
|
||||
expect(container.textContent).toEqual('');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
});
|
||||
|
||||
it('卸载useEffect', () => {
|
||||
const App = (props) => {
|
||||
useEffect(() => {
|
||||
LogUtils.log(`num effect [${props.num}]`);
|
||||
return () => {
|
||||
LogUtils.log(`num effect destroy ${props.num}`);
|
||||
};
|
||||
}, []);
|
||||
if (props.num < 0) {
|
||||
useEffect(() => {
|
||||
LogUtils.log(`New num effect [${props.num}]`);
|
||||
return () => {
|
||||
LogUtils.log(`New num effect destroy ${props.num}`);
|
||||
};
|
||||
}, []);
|
||||
}
|
||||
return <Text text={`Number: ${props.num}`} />;
|
||||
}
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(<App num={0} />, container, () => LogUtils.log('num effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual(['Number: 0', 'num effect']);
|
||||
expect(container.textContent).toBe('Number: 0');
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['num effect [0]']);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container, () => LogUtils.log('num effect'));
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['num effect', 'num effect destroy 0']);
|
||||
expect(container.textContent).toBe('');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
});
|
||||
|
||||
it('同步刷新不会导致effect执行', () => {
|
||||
let setNum;
|
||||
const App = () => {
|
||||
const [num, _setNum] = useState(0);
|
||||
setNum = _setNum;
|
||||
useEffect(() => {
|
||||
LogUtils.log(`num effect [${num}]`);
|
||||
_setNum(1);
|
||||
}, []);
|
||||
return <Text text={`Number: ${num}`} />;
|
||||
}
|
||||
|
||||
HorizonDOM.render(<App />, container, () => LogUtils.log('num effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual(['Number: 0', 'num effect']);
|
||||
expect(container.textContent).toBe('Number: 0');
|
||||
|
||||
act(() => {
|
||||
// 模拟同步刷新
|
||||
(function () {
|
||||
setNum(2);
|
||||
})();
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['num effect [0]', 'Number: 1']);
|
||||
expect(container.textContent).toBe('Number: 1');
|
||||
expect(LogUtils.getAndClear()).toEqual([]);
|
||||
});
|
||||
|
||||
it('当组件的更新方法在卸载函数中，组件更新不会告警', () => {
|
||||
const App = () => {
|
||||
LogUtils.log('useEffect');
|
||||
const [num, setNum] = useState(0);
|
||||
useEffect(() => {
|
||||
LogUtils.log('effect');
|
||||
return () => {
|
||||
setNum(1);
|
||||
LogUtils.log('effect destroy');
|
||||
};
|
||||
}, []);
|
||||
return num;
|
||||
}
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(<App />, container, () => LogUtils.log('num effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual(['useEffect', 'num effect']);
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['effect']);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container);
|
||||
});
|
||||
// 不会处理setNum(1)
|
||||
expect(LogUtils.getAndClear()).toEqual(['effect destroy']);
|
||||
});
|
||||
|
||||
it('当组件的更新方法在卸载函数中，组件的子组件更新不会告警', () => {
|
||||
const App = () => {
|
||||
LogUtils.log('App');
|
||||
const appRef = React.createRef(null);
|
||||
useEffect(() => {
|
||||
LogUtils.log('App effect');
|
||||
return () => {
|
||||
appRef.current(1);
|
||||
LogUtils.log('App effect destroy');
|
||||
};
|
||||
}, []);
|
||||
return <AppChild ref={appRef} />;
|
||||
}
|
||||
|
||||
let AppChild = (props, ref) => {
|
||||
LogUtils.log('AppChild')
|
||||
const [num, setNum] = useState(0);
|
||||
useEffect(() => {
|
||||
LogUtils.log('Child effect');
|
||||
ref.current = setNum;
|
||||
}, []);
|
||||
return num;
|
||||
}
|
||||
AppChild = forwardRef(AppChild);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(<App />, container, () => LogUtils.log('num effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
'App',
|
||||
'AppChild',
|
||||
'num effect'
|
||||
]);
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['Child effect','App effect']);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container);
|
||||
});
|
||||
// 销毁时执行appRef.current(1)不会报错
|
||||
expect(LogUtils.getAndClear()).toEqual(['App effect destroy']);
|
||||
});
|
||||
|
||||
it('当组件的更新方法在卸载函数中，组件的父组件更新不会告警', () => {
|
||||
const App = () => {
|
||||
LogUtils.log('App');
|
||||
const [num, setNum] = useState(0);
|
||||
return <AppChild num={num} setNum={setNum} />;
|
||||
}
|
||||
|
||||
let AppChild = (props) => {
|
||||
LogUtils.log('AppChild')
|
||||
useEffect(() => {
|
||||
LogUtils.log('Child effect');
|
||||
return () => {
|
||||
LogUtils.log('Child effect destroy');
|
||||
props.setNum(1);
|
||||
};
|
||||
}, []);
|
||||
return props.num;
|
||||
}
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(<App />, container, () => LogUtils.log('num effect'));
|
||||
expect(LogUtils.getAndClear()).toEqual([
|
||||
'App',
|
||||
'AppChild',
|
||||
'num effect'
|
||||
]);
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['Child effect']);
|
||||
|
||||
act(() => {
|
||||
HorizonDOM.render(null, container);
|
||||
});
|
||||
// 销毁时执行 props.setNum(1);不会报错
|
||||
expect(LogUtils.getAndClear()).toEqual(['Child effect destroy']);
|
||||
});
|
||||
})
|
||||
|
|
|
|||
|
|
@ -1,6 +1,7 @@
|
|||
import * as React from '../../../libs/horizon/src/external/Horizon';
|
||||
import * as HorizonDOM from '../../../libs/horizon/src/dom/DOMExternal';
|
||||
import * as LogUtils from '../jest/logUtils';
|
||||
import { act } from '../jest/customMatcher';
|
||||
|
||||
describe('useState Hook Test', () => {
|
||||
const { useState, forwardRef, useImperativeHandle, memo } = React;
|
||||
|
|
@ -126,4 +127,45 @@ describe('useState Hook Test', () => {
|
|||
expect(LogUtils.getAndClear()).toEqual([1]);
|
||||
expect(container.querySelector('p').innerHTML).toBe('1');
|
||||
});
|
||||
|
||||
it('卸载useState', () => {
|
||||
let updateA;
|
||||
let updateB;
|
||||
let updateC;
|
||||
|
||||
const App = (props) => {
|
||||
const [A, _updateA] = useState(0);
|
||||
const [B, _updateB] = useState(0);
|
||||
updateA = _updateA;
|
||||
updateB = _updateB;
|
||||
|
||||
let C;
|
||||
if (props.loadC) {
|
||||
const [_C, _updateC] = useState(0);
|
||||
C = _C;
|
||||
updateC = _updateC;
|
||||
} else {
|
||||
C = '[not loaded]';
|
||||
}
|
||||
|
||||
return <Text text={`A: ${A}, B: ${B}, C: ${C}`} />;
|
||||
}
|
||||
|
||||
HorizonDOM.render(<App loadC={true} />, container);
|
||||
expect(LogUtils.getAndClear()).toEqual(['A: 0, B: 0, C: 0']);
|
||||
expect(container.textContent).toBe('A: 0, B: 0, C: 0');
|
||||
act(() => {
|
||||
updateA(2);
|
||||
updateB(3);
|
||||
updateC(4);
|
||||
});
|
||||
expect(LogUtils.getAndClear()).toEqual(['A: 2, B: 3, C: 4']);
|
||||
expect(container.textContent).toBe('A: 2, B: 3, C: 4');
|
||||
|
||||
expect(() => {
|
||||
HorizonDOM.render(<App loadC={false} />, container);
|
||||
}).toThrow(
|
||||
'Hooks are less than expected, please check whether the hook is written in the condition.',
|
||||
);
|
||||
});
|
||||
});
|
||||
|
|
|
|||
|
|
@ -1,5 +1,7 @@
|
|||
import { runAsyncEffects } from '../../../libs/horizon/src/renderer/submit/HookEffectHandler';
|
||||
import { runAsyncEffects, callUseEffects } from '../../../libs/horizon/src/renderer/submit/HookEffectHandler';
|
||||
import { callRenderQueueImmediate } from '../../../libs/horizon/src/renderer/taskExecutor/RenderQueue';
|
||||
import { asyncUpdates } from '../../../libs/horizon/src/renderer/TreeBuilder';
|
||||
import { runAsync } from '../../../libs/horizon/src/renderer/taskExecutor/TaskExecutor';
|
||||
|
||||
function runAssertion(fn) {
|
||||
try {
|
||||
|
|
@ -21,7 +23,7 @@ function toMatchValue(LogUtils, expectedValues) {
|
|||
}
|
||||
|
||||
const act = (fun) => {
|
||||
fun();
|
||||
asyncUpdates(fun);
|
||||
callRenderQueueImmediate();
|
||||
runAsyncEffects();
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue