wip: cloneVNode + mergeProps
This commit is contained in:
Evan You
@@ -1,50 +1,59 @@
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// using DOM renderer because this case is mostly DOM-specific
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import { createVNode as h, render, nextTick, cloneVNode } from '@vue/runtime-dom'
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import {
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createVNode as h,
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render,
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nextTick,
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mergeProps,
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ref,
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onUpdated
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} from '@vue/runtime-dom'
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describe('attribute fallthrough', () => {
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it('everything should be in props when component has no declared props', async () => {
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const click = jest.fn()
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const childUpdated = jest.fn()
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class Hello extends Component {
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count: number = 0
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inc() {
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this.count++
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click()
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}
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render() {
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return h(Child, {
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foo: 1,
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id: 'test',
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class: 'c' + this.count,
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style: { color: this.count ? 'red' : 'green' },
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onClick: this.inc
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})
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const Hello = {
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setup() {
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const count = ref(0)
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function inc() {
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count.value++
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click()
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}
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return () =>
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h(Child, {
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foo: 1,
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id: 'test',
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class: 'c' + count.value,
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style: { color: count.value ? 'red' : 'green' },
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onClick: inc
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})
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}
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}
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class Child extends Component<{ [key: string]: any }> {
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updated() {
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childUpdated()
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}
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render(props: any) {
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return cloneVNode(
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const Child = {
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setup(props: any) {
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onUpdated(childUpdated)
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return () =>
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h(
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'div',
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{
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class: 'c2',
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style: { fontWeight: 'bold' }
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},
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mergeProps(
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{
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class: 'c2',
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style: { fontWeight: 'bold' }
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},
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props
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),
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props.foo
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),
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props
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)
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)
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}
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}
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const root = document.createElement('div')
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document.body.appendChild(root)
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await render(h(Hello), root)
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render(h(Hello), root)
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const node = root.children[0] as HTMLElement
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@@ -65,154 +74,154 @@ describe('attribute fallthrough', () => {
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expect(node.style.fontWeight).toBe('bold')
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})
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it('should separate in attrs when component has declared props', async () => {
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const click = jest.fn()
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const childUpdated = jest.fn()
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// it('should separate in attrs when component has declared props', async () => {
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// const click = jest.fn()
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// const childUpdated = jest.fn()
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class Hello extends Component {
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count = 0
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inc() {
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this.count++
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click()
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}
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render() {
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return h(Child, {
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foo: 123,
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id: 'test',
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class: 'c' + this.count,
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style: { color: this.count ? 'red' : 'green' },
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onClick: this.inc
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})
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}
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}
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// class Hello extends Component {
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// count = 0
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// inc() {
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// this.count++
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// click()
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// }
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// render() {
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// return h(Child, {
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// foo: 123,
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// id: 'test',
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// class: 'c' + this.count,
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// style: { color: this.count ? 'red' : 'green' },
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// onClick: this.inc
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// })
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// }
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// }
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class Child extends Component<{ [key: string]: any; foo: number }> {
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static props = {
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foo: Number
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}
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updated() {
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childUpdated()
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}
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render() {
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return cloneVNode(
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h(
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'div',
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{
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class: 'c2',
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style: { fontWeight: 'bold' }
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},
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this.$props.foo
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),
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this.$attrs
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)
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}
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}
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// class Child extends Component<{ [key: string]: any; foo: number }> {
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// static props = {
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// foo: Number
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// }
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// updated() {
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// childUpdated()
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// }
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// render() {
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// return cloneVNode(
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// h(
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// 'div',
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// {
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// class: 'c2',
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// style: { fontWeight: 'bold' }
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// },
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// this.$props.foo
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// ),
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// this.$attrs
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// )
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// }
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// }
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const root = document.createElement('div')
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document.body.appendChild(root)
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await render(h(Hello), root)
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// const root = document.createElement('div')
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// document.body.appendChild(root)
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// await render(h(Hello), root)
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const node = root.children[0] as HTMLElement
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// const node = root.children[0] as HTMLElement
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// with declared props, any parent attr that isn't a prop falls through
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expect(node.getAttribute('id')).toBe('test')
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expect(node.getAttribute('class')).toBe('c2 c0')
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expect(node.style.color).toBe('green')
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expect(node.style.fontWeight).toBe('bold')
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node.dispatchEvent(new CustomEvent('click'))
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expect(click).toHaveBeenCalled()
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// // with declared props, any parent attr that isn't a prop falls through
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// expect(node.getAttribute('id')).toBe('test')
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// expect(node.getAttribute('class')).toBe('c2 c0')
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// expect(node.style.color).toBe('green')
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// expect(node.style.fontWeight).toBe('bold')
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// node.dispatchEvent(new CustomEvent('click'))
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// expect(click).toHaveBeenCalled()
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// ...while declared ones remain props
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expect(node.hasAttribute('foo')).toBe(false)
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// // ...while declared ones remain props
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// expect(node.hasAttribute('foo')).toBe(false)
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await nextTick()
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expect(childUpdated).toHaveBeenCalled()
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expect(node.getAttribute('id')).toBe('test')
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expect(node.getAttribute('class')).toBe('c2 c1')
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expect(node.style.color).toBe('red')
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expect(node.style.fontWeight).toBe('bold')
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// await nextTick()
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// expect(childUpdated).toHaveBeenCalled()
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// expect(node.getAttribute('id')).toBe('test')
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// expect(node.getAttribute('class')).toBe('c2 c1')
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// expect(node.style.color).toBe('red')
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// expect(node.style.fontWeight).toBe('bold')
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expect(node.hasAttribute('foo')).toBe(false)
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})
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// expect(node.hasAttribute('foo')).toBe(false)
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// })
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it('should fallthrough on multi-nested components', async () => {
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const click = jest.fn()
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const childUpdated = jest.fn()
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const grandChildUpdated = jest.fn()
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// it('should fallthrough on multi-nested components', async () => {
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// const click = jest.fn()
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// const childUpdated = jest.fn()
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// const grandChildUpdated = jest.fn()
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class Hello extends Component {
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count = 0
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inc() {
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this.count++
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click()
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}
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render() {
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return h(Child, {
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foo: 1,
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id: 'test',
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class: 'c' + this.count,
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style: { color: this.count ? 'red' : 'green' },
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onClick: this.inc
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})
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}
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}
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// class Hello extends Component {
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// count = 0
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// inc() {
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// this.count++
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// click()
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// }
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// render() {
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// return h(Child, {
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// foo: 1,
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// id: 'test',
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// class: 'c' + this.count,
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// style: { color: this.count ? 'red' : 'green' },
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// onClick: this.inc
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// })
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// }
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// }
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class Child extends Component<{ [key: string]: any; foo: number }> {
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updated() {
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childUpdated()
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}
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render() {
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return h(GrandChild, this.$props)
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}
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}
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// class Child extends Component<{ [key: string]: any; foo: number }> {
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// updated() {
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// childUpdated()
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// }
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// render() {
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// return h(GrandChild, this.$props)
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// }
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// }
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class GrandChild extends Component<{ [key: string]: any; foo: number }> {
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static props = {
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foo: Number
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}
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updated() {
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grandChildUpdated()
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}
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render(props: any) {
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return cloneVNode(
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h(
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'div',
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{
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class: 'c2',
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style: { fontWeight: 'bold' }
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},
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props.foo
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),
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this.$attrs
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)
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}
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}
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// class GrandChild extends Component<{ [key: string]: any; foo: number }> {
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// static props = {
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// foo: Number
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// }
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// updated() {
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// grandChildUpdated()
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// }
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// render(props: any) {
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// return cloneVNode(
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// h(
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// 'div',
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// {
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// class: 'c2',
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// style: { fontWeight: 'bold' }
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// },
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// props.foo
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// ),
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// this.$attrs
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// )
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// }
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// }
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const root = document.createElement('div')
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document.body.appendChild(root)
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await render(h(Hello), root)
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// const root = document.createElement('div')
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// document.body.appendChild(root)
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// await render(h(Hello), root)
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const node = root.children[0] as HTMLElement
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// const node = root.children[0] as HTMLElement
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// with declared props, any parent attr that isn't a prop falls through
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expect(node.getAttribute('id')).toBe('test')
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expect(node.getAttribute('class')).toBe('c2 c0')
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expect(node.style.color).toBe('green')
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expect(node.style.fontWeight).toBe('bold')
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node.dispatchEvent(new CustomEvent('click'))
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expect(click).toHaveBeenCalled()
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// // with declared props, any parent attr that isn't a prop falls through
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// expect(node.getAttribute('id')).toBe('test')
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// expect(node.getAttribute('class')).toBe('c2 c0')
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// expect(node.style.color).toBe('green')
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// expect(node.style.fontWeight).toBe('bold')
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// node.dispatchEvent(new CustomEvent('click'))
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// expect(click).toHaveBeenCalled()
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// ...while declared ones remain props
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expect(node.hasAttribute('foo')).toBe(false)
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// // ...while declared ones remain props
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// expect(node.hasAttribute('foo')).toBe(false)
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await nextTick()
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expect(childUpdated).toHaveBeenCalled()
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expect(grandChildUpdated).toHaveBeenCalled()
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expect(node.getAttribute('id')).toBe('test')
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expect(node.getAttribute('class')).toBe('c2 c1')
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expect(node.style.color).toBe('red')
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expect(node.style.fontWeight).toBe('bold')
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// await nextTick()
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// expect(childUpdated).toHaveBeenCalled()
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// expect(grandChildUpdated).toHaveBeenCalled()
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// expect(node.getAttribute('id')).toBe('test')
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// expect(node.getAttribute('class')).toBe('c2 c1')
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// expect(node.style.color).toBe('red')
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// expect(node.style.fontWeight).toBe('bold')
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expect(node.hasAttribute('foo')).toBe(false)
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})
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// expect(node.hasAttribute('foo')).toBe(false)
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// })
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})
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