935 lines
19 KiB
TypeScript
935 lines
19 KiB
TypeScript
import {
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h,
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nodeOps,
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render,
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serializeInner,
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triggerEvent,
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TestElement,
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nextTick,
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renderToString,
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ref,
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defineComponent
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} from '@vue/runtime-test'
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import { mockWarn } from '@vue/shared'
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describe('api: options', () => {
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test('data', async () => {
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const Comp = defineComponent({
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data() {
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return {
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foo: 1
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}
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},
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render() {
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return h(
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'div',
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{
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onClick: () => {
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this.foo++
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}
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},
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this.foo
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)
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}
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})
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const root = nodeOps.createElement('div')
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render(h(Comp), root)
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expect(serializeInner(root)).toBe(`<div>1</div>`)
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triggerEvent(root.children[0] as TestElement, 'click')
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await nextTick()
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expect(serializeInner(root)).toBe(`<div>2</div>`)
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})
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test('computed', async () => {
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const Comp = defineComponent({
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data() {
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return {
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foo: 1
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}
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},
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computed: {
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bar(): number {
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return this.foo + 1
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},
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baz: (vm): number => vm.bar + 1
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},
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render() {
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return h(
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'div',
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{
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onClick: () => {
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this.foo++
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}
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},
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this.bar + this.baz
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)
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}
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})
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const root = nodeOps.createElement('div')
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render(h(Comp), root)
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expect(serializeInner(root)).toBe(`<div>5</div>`)
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triggerEvent(root.children[0] as TestElement, 'click')
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await nextTick()
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expect(serializeInner(root)).toBe(`<div>7</div>`)
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})
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test('methods', async () => {
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const Comp = defineComponent({
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data() {
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return {
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foo: 1
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}
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},
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methods: {
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inc() {
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this.foo++
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}
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},
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render() {
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return h(
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'div',
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{
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onClick: this.inc
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},
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this.foo
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)
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}
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})
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const root = nodeOps.createElement('div')
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render(h(Comp), root)
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expect(serializeInner(root)).toBe(`<div>1</div>`)
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triggerEvent(root.children[0] as TestElement, 'click')
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await nextTick()
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expect(serializeInner(root)).toBe(`<div>2</div>`)
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})
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test('watch', async () => {
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function returnThis(this: any) {
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return this
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}
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const spyA = jest.fn(returnThis)
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const spyB = jest.fn(returnThis)
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const spyC = jest.fn(returnThis)
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let ctx: any
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const Comp = {
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data() {
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return {
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foo: 1,
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bar: 2,
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baz: {
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qux: 3
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}
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}
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},
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watch: {
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// string method name
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foo: 'onFooChange',
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// direct function
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bar: spyB,
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baz: {
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handler: spyC,
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deep: true
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}
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},
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methods: {
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onFooChange: spyA
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},
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render() {
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ctx = this
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}
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}
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const root = nodeOps.createElement('div')
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render(h(Comp), root)
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function assertCall(spy: jest.Mock, callIndex: number, args: any[]) {
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expect(spy.mock.calls[callIndex].slice(0, 2)).toMatchObject(args)
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expect(spy).toHaveReturnedWith(ctx)
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}
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ctx.foo++
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await nextTick()
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expect(spyA).toHaveBeenCalledTimes(1)
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assertCall(spyA, 0, [2, 1])
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ctx.bar++
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await nextTick()
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expect(spyB).toHaveBeenCalledTimes(1)
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assertCall(spyB, 0, [3, 2])
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ctx.baz.qux++
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await nextTick()
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expect(spyC).toHaveBeenCalledTimes(1)
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// new and old objects have same identity
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assertCall(spyC, 0, [{ qux: 4 }, { qux: 4 }])
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})
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test('watch array', async () => {
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function returnThis(this: any) {
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return this
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}
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const spyA = jest.fn(returnThis)
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const spyB = jest.fn(returnThis)
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const spyC = jest.fn(returnThis)
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let ctx: any
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const Comp = {
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data() {
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return {
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foo: 1,
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bar: 2,
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baz: {
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qux: 3
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}
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}
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},
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watch: {
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// string method name
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foo: ['onFooChange'],
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// direct function
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bar: [spyB],
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baz: [
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{
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handler: spyC,
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deep: true
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}
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]
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},
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methods: {
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onFooChange: spyA
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},
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render() {
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ctx = this
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}
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}
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const root = nodeOps.createElement('div')
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render(h(Comp), root)
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function assertCall(spy: jest.Mock, callIndex: number, args: any[]) {
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expect(spy.mock.calls[callIndex].slice(0, 2)).toMatchObject(args)
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expect(spy).toHaveReturnedWith(ctx)
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}
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ctx.foo++
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await nextTick()
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expect(spyA).toHaveBeenCalledTimes(1)
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assertCall(spyA, 0, [2, 1])
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ctx.bar++
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await nextTick()
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expect(spyB).toHaveBeenCalledTimes(1)
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assertCall(spyB, 0, [3, 2])
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ctx.baz.qux++
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await nextTick()
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expect(spyC).toHaveBeenCalledTimes(1)
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// new and old objects have same identity
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assertCall(spyC, 0, [{ qux: 4 }, { qux: 4 }])
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})
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test('provide/inject', () => {
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const Root = {
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data() {
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return {
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a: 1
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}
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},
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provide() {
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return {
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a: this.a
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}
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},
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render() {
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return [h(ChildA), h(ChildB), h(ChildC), h(ChildD)]
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}
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} as any
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const ChildA = {
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inject: ['a'],
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render() {
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return this.a
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}
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} as any
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const ChildB = {
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// object alias
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inject: { b: 'a' },
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render() {
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return this.b
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}
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} as any
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const ChildC = {
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inject: {
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b: {
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from: 'a'
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}
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},
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render() {
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return this.b
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}
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} as any
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const ChildD = {
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inject: {
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b: {
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from: 'c',
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default: 2
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}
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},
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render() {
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return this.b
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}
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} as any
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expect(renderToString(h(Root))).toBe(`1112`)
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})
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test('lifecycle', async () => {
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const count = ref(0)
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const root = nodeOps.createElement('div')
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const calls: string[] = []
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const Root = {
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beforeCreate() {
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calls.push('root beforeCreate')
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},
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created() {
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calls.push('root created')
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},
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beforeMount() {
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calls.push('root onBeforeMount')
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},
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mounted() {
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calls.push('root onMounted')
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},
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beforeUpdate() {
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calls.push('root onBeforeUpdate')
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},
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updated() {
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calls.push('root onUpdated')
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},
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beforeUnmount() {
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calls.push('root onBeforeUnmount')
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},
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unmounted() {
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calls.push('root onUnmounted')
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},
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render() {
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return h(Mid, { count: count.value })
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}
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}
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const Mid = {
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beforeCreate() {
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calls.push('mid beforeCreate')
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},
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created() {
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calls.push('mid created')
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},
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beforeMount() {
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calls.push('mid onBeforeMount')
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},
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mounted() {
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calls.push('mid onMounted')
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},
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beforeUpdate() {
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calls.push('mid onBeforeUpdate')
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},
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updated() {
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calls.push('mid onUpdated')
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},
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beforeUnmount() {
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calls.push('mid onBeforeUnmount')
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},
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unmounted() {
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calls.push('mid onUnmounted')
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},
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render(this: any) {
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return h(Child, { count: this.$props.count })
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}
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}
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const Child = {
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beforeCreate() {
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calls.push('child beforeCreate')
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},
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created() {
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calls.push('child created')
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},
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beforeMount() {
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calls.push('child onBeforeMount')
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},
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mounted() {
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calls.push('child onMounted')
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},
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beforeUpdate() {
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calls.push('child onBeforeUpdate')
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},
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updated() {
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calls.push('child onUpdated')
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},
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beforeUnmount() {
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calls.push('child onBeforeUnmount')
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},
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unmounted() {
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calls.push('child onUnmounted')
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},
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render(this: any) {
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return h('div', this.$props.count)
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}
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}
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// mount
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render(h(Root), root)
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expect(calls).toEqual([
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'root beforeCreate',
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'root created',
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'root onBeforeMount',
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'mid beforeCreate',
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'mid created',
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'mid onBeforeMount',
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'child beforeCreate',
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'child created',
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'child onBeforeMount',
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'child onMounted',
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'mid onMounted',
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'root onMounted'
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])
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calls.length = 0
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// update
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count.value++
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await nextTick()
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expect(calls).toEqual([
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'root onBeforeUpdate',
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'mid onBeforeUpdate',
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'child onBeforeUpdate',
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'child onUpdated',
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'mid onUpdated',
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'root onUpdated'
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])
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calls.length = 0
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// unmount
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render(null, root)
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expect(calls).toEqual([
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'root onBeforeUnmount',
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'mid onBeforeUnmount',
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'child onBeforeUnmount',
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'child onUnmounted',
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'mid onUnmounted',
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'root onUnmounted'
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])
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})
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test('mixins', () => {
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const calls: string[] = []
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const mixinA = {
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data() {
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return {
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a: 1
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}
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},
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created(this: any) {
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calls.push('mixinA created')
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expect(this.a).toBe(1)
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expect(this.b).toBe(2)
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expect(this.c).toBe(3)
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},
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mounted() {
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calls.push('mixinA mounted')
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}
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}
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const mixinB = {
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data() {
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return {
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b: 2
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}
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},
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created(this: any) {
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calls.push('mixinB created')
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expect(this.a).toBe(1)
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expect(this.b).toBe(2)
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expect(this.c).toBe(3)
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},
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mounted() {
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calls.push('mixinB mounted')
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}
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}
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const Comp = {
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mixins: [mixinA, mixinB],
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data() {
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return {
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c: 3
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}
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},
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created(this: any) {
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calls.push('comp created')
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expect(this.a).toBe(1)
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expect(this.b).toBe(2)
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expect(this.c).toBe(3)
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},
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mounted() {
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calls.push('comp mounted')
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},
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render(this: any) {
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return `${this.a}${this.b}${this.c}`
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}
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}
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expect(renderToString(h(Comp))).toBe(`123`)
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expect(calls).toEqual([
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'mixinA created',
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'mixinB created',
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'comp created',
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'mixinA mounted',
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'mixinB mounted',
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'comp mounted'
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])
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})
|
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|
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test('extends', () => {
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const calls: string[] = []
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const Base = {
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data() {
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return {
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a: 1
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}
|
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},
|
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mounted() {
|
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calls.push('base')
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}
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}
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const Comp = {
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extends: Base,
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data() {
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return {
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b: 2
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}
|
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},
|
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mounted() {
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calls.push('comp')
|
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},
|
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render(this: any) {
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return `${this.a}${this.b}`
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}
|
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}
|
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|
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expect(renderToString(h(Comp))).toBe(`12`)
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expect(calls).toEqual(['base', 'comp'])
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})
|
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|
|
test('accessing setup() state from options', async () => {
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const Comp = defineComponent({
|
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setup() {
|
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return {
|
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count: ref(0)
|
|
}
|
|
},
|
|
data() {
|
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return {
|
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plusOne: (this as any).count + 1
|
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}
|
|
},
|
|
computed: {
|
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plusTwo(): number {
|
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return this.count + 2
|
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}
|
|
},
|
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methods: {
|
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inc() {
|
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this.count++
|
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}
|
|
},
|
|
render() {
|
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return h(
|
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'div',
|
|
{
|
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onClick: this.inc
|
|
},
|
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`${this.count},${this.plusOne},${this.plusTwo}`
|
|
)
|
|
}
|
|
})
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(serializeInner(root)).toBe(`<div>0,1,2</div>`)
|
|
|
|
triggerEvent(root.children[0] as TestElement, 'click')
|
|
await nextTick()
|
|
expect(serializeInner(root)).toBe(`<div>1,1,3</div>`)
|
|
})
|
|
|
|
// #1016
|
|
test('watcher initialization should be deferred in mixins', async () => {
|
|
const mixin1 = {
|
|
data() {
|
|
return {
|
|
mixin1Data: 'mixin1'
|
|
}
|
|
},
|
|
methods: {}
|
|
}
|
|
|
|
const watchSpy = jest.fn()
|
|
const mixin2 = {
|
|
watch: {
|
|
mixin3Data: watchSpy
|
|
}
|
|
}
|
|
|
|
const mixin3 = {
|
|
data() {
|
|
return {
|
|
mixin3Data: 'mixin3'
|
|
}
|
|
},
|
|
methods: {}
|
|
}
|
|
|
|
let vm: any
|
|
const Comp = {
|
|
mixins: [mixin1, mixin2, mixin3],
|
|
render() {},
|
|
created() {
|
|
vm = this
|
|
}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
|
|
// should have no warnings
|
|
vm.mixin3Data = 'hello'
|
|
await nextTick()
|
|
expect(watchSpy.mock.calls[0].slice(0, 2)).toEqual(['hello', 'mixin3'])
|
|
})
|
|
|
|
describe('warnings', () => {
|
|
mockWarn()
|
|
|
|
test('Expected a function as watch handler', () => {
|
|
const Comp = {
|
|
watch: {
|
|
foo: 'notExistingMethod'
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
|
|
expect(
|
|
'Invalid watch handler specified by key "notExistingMethod"'
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('Invalid watch option', () => {
|
|
const Comp = {
|
|
watch: { foo: true },
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
// @ts-ignore
|
|
render(h(Comp), root)
|
|
|
|
expect('Invalid watch option: "foo"').toHaveBeenWarned()
|
|
})
|
|
|
|
test('computed with setter and no getter', () => {
|
|
const Comp = {
|
|
computed: {
|
|
foo: {
|
|
set() {}
|
|
}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect('Computed property "foo" has no getter.').toHaveBeenWarned()
|
|
})
|
|
|
|
test('assigning to computed with no setter', () => {
|
|
let instance: any
|
|
const Comp = {
|
|
computed: {
|
|
foo: {
|
|
get() {}
|
|
}
|
|
},
|
|
mounted() {
|
|
instance = this
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
instance.foo = 1
|
|
expect(
|
|
'Write operation failed: computed property "foo" is readonly'
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('inject property is already declared in props', () => {
|
|
const Comp = {
|
|
data() {
|
|
return {
|
|
a: 1
|
|
}
|
|
},
|
|
provide() {
|
|
return {
|
|
a: this.a
|
|
}
|
|
},
|
|
render() {
|
|
return [h(ChildA)]
|
|
}
|
|
} as any
|
|
const ChildA = {
|
|
props: { a: Number },
|
|
inject: ['a'],
|
|
render() {
|
|
return this.a
|
|
}
|
|
} as any
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Inject property "a" is already defined in Props.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('methods property is not a function', () => {
|
|
const Comp = {
|
|
methods: {
|
|
foo: 1
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Method "foo" has type "number" in the component definition. ` +
|
|
`Did you reference the function correctly?`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('methods property is already declared in props', () => {
|
|
const Comp = {
|
|
props: {
|
|
foo: Number
|
|
},
|
|
methods: {
|
|
foo() {}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Methods property "foo" is already defined in Props.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('methods property is already declared in inject', () => {
|
|
const Comp = {
|
|
data() {
|
|
return {
|
|
a: 1
|
|
}
|
|
},
|
|
provide() {
|
|
return {
|
|
a: this.a
|
|
}
|
|
},
|
|
render() {
|
|
return [h(ChildA)]
|
|
}
|
|
} as any
|
|
const ChildA = {
|
|
methods: {
|
|
a: () => null
|
|
},
|
|
inject: ['a'],
|
|
render() {
|
|
return this.a
|
|
}
|
|
} as any
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Methods property "a" is already defined in Inject.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('data property is already declared in props', () => {
|
|
const Comp = {
|
|
props: { foo: Number },
|
|
data: () => ({
|
|
foo: 1
|
|
}),
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Data property "foo" is already defined in Props.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('data property is already declared in inject', () => {
|
|
const Comp = {
|
|
data() {
|
|
return {
|
|
a: 1
|
|
}
|
|
},
|
|
provide() {
|
|
return {
|
|
a: this.a
|
|
}
|
|
},
|
|
render() {
|
|
return [h(ChildA)]
|
|
}
|
|
} as any
|
|
const ChildA = {
|
|
data() {
|
|
return {
|
|
a: 1
|
|
}
|
|
},
|
|
inject: ['a'],
|
|
render() {
|
|
return this.a
|
|
}
|
|
} as any
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Data property "a" is already defined in Inject.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('data property is already declared in methods', () => {
|
|
const Comp = {
|
|
data: () => ({
|
|
foo: 1
|
|
}),
|
|
methods: {
|
|
foo() {}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Data property "foo" is already defined in Methods.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('computed property is already declared in props', () => {
|
|
const Comp = {
|
|
props: { foo: Number },
|
|
computed: {
|
|
foo() {}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Computed property "foo" is already defined in Props.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('computed property is already declared in inject', () => {
|
|
const Comp = {
|
|
data() {
|
|
return {
|
|
a: 1
|
|
}
|
|
},
|
|
provide() {
|
|
return {
|
|
a: this.a
|
|
}
|
|
},
|
|
render() {
|
|
return [h(ChildA)]
|
|
}
|
|
} as any
|
|
const ChildA = {
|
|
computed: {
|
|
a: {
|
|
get() {},
|
|
set() {}
|
|
}
|
|
},
|
|
inject: ['a'],
|
|
render() {
|
|
return this.a
|
|
}
|
|
} as any
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Computed property "a" is already defined in Inject.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('computed property is already declared in methods', () => {
|
|
const Comp = {
|
|
computed: {
|
|
foo() {}
|
|
},
|
|
methods: {
|
|
foo() {}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Computed property "foo" is already defined in Methods.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
test('computed property is already declared in data', () => {
|
|
const Comp = {
|
|
data: () => ({
|
|
foo: 1
|
|
}),
|
|
computed: {
|
|
foo() {}
|
|
},
|
|
render() {}
|
|
}
|
|
|
|
const root = nodeOps.createElement('div')
|
|
render(h(Comp), root)
|
|
expect(
|
|
`Computed property "foo" is already defined in Data.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
})
|
|
})
|