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wip: ref tests passing
This commit is contained in:
Evan You
parent
e1e5a75540
commit
ac85a4217e
@ -8,6 +8,7 @@ import {
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isArray,
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emptyObject,
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remove,
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hasChanged,
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isServerRendering,
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invokeWithErrorHandling
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} from 'core/util'
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@ -348,15 +349,6 @@ function doWatch(
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}
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is#polyfill
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function hasChanged(x: unknown, y: unknown): boolean {
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if (x === y) {
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return x !== 0 || 1 / x === 1 / (y as number)
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} else {
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return x !== x && y !== y
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}
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}
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function queuePostRenderEffect(fn: Function) {
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// TODO
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}
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@ -17,6 +17,23 @@ export {
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CustomRefFactory
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} from './reactivity/ref'
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export {
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reactive,
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// readonly,
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isReactive,
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isReadonly,
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isShallow,
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// isProxy,
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// shallowReactive,
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// shallowReadonly,
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// markRaw,
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// toRaw,
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ReactiveFlags,
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// DeepReadonly,
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// ShallowReactive,
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UnwrapNestedRefs
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} from './reactivity/reactive'
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export {
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watch,
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watchEffect,
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@ -1,12 +1,44 @@
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import { observe, Observer } from 'core/observer'
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import { Ref, UnwrapRefSimple } from './ref'
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export const enum ReactiveFlags {
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SKIP = '__v_skip',
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IS_READONLY = '__v_isReadonly',
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IS_SHALLOW = '__v_isShallow',
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RAW = '__v_raw'
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}
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export interface Target {
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__ob__?: Observer
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[ReactiveFlags.SKIP]?: boolean
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[ReactiveFlags.IS_READONLY]?: boolean
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[ReactiveFlags.IS_SHALLOW]?: boolean
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[ReactiveFlags.RAW]?: any
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}
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export declare const ShallowReactiveMarker: unique symbol
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export function reactive() {}
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// only unwrap nested ref
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export type UnwrapNestedRefs<T> = T extends Ref ? T : UnwrapRefSimple<T>
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export function reactive<T extends object>(target: T): UnwrapNestedRefs<T>
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export function reactive(target: object) {
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// if trying to observe a readonly proxy, return the readonly version.
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if (!isReadonly(target)) {
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observe(target)
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}
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return target
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}
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export function isReactive(value: unknown): boolean {
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return !!(value && (value as any).__ob__)
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return !!(value && (value as Target).__ob__)
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}
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export function isShallow(value: unknown): boolean {
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// TODO
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return !!(value && (value as any).__ob__)
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return !!(value && (value as Target).__v_isShallow)
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}
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export function isReadonly(value: unknown): boolean {
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// TODO
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return !!(value && (value as Target).__v_isReadonly)
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}
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@ -1,6 +1,8 @@
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import { defineReactive } from 'core/observer/index'
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import type { ShallowReactiveMarker } from './reactive'
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import { isReactive, ShallowReactiveMarker } from './reactive'
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import type { IfAny } from 'typescript/utils'
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import Dep from 'core/observer/dep'
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import { warn, isArray } from 'core/util'
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declare const RefSymbol: unique symbol
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export declare const RawSymbol: unique symbol
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@ -13,6 +15,10 @@ export interface Ref<T = any> {
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* autocomplete, so we use a private Symbol instead.
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*/
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[RefSymbol]: true
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/**
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* @private
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*/
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dep: Dep
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}
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export function isRef<T>(r: Ref<T> | unknown): r is Ref<T>
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@ -46,13 +52,13 @@ function createRef(rawValue: unknown, shallow: boolean) {
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if (isRef(rawValue)) {
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return rawValue
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}
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const ref = { __v_isRef: true }
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defineReactive(ref, 'value', rawValue, null, shallow)
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const ref: any = { __v_isRef: true, __v_isShallow: shallow }
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ref.dep = defineReactive(ref, 'value', rawValue, null, shallow)
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return ref
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}
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export function triggerRef(ref: Ref) {
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// TODO triggerRefValue(ref, __DEV__ ? ref.value : void 0)
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ref.dep.notify()
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}
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export function unref<T>(ref: T | Ref<T>): T {
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@ -67,22 +73,93 @@ export type CustomRefFactory<T> = (
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set: (value: T) => void
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}
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export function customRef() {
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// TODO
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class CustomRefImpl<T> {
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public dep?: Dep = undefined
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private readonly _get: ReturnType<CustomRefFactory<T>>['get']
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private readonly _set: ReturnType<CustomRefFactory<T>>['set']
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public readonly __v_isRef = true
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constructor(factory: CustomRefFactory<T>) {
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const dep = new Dep()
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const { get, set } = factory(
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() => dep.depend(),
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() => dep.notify()
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)
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this._get = get
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this._set = set
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}
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get value() {
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return this._get()
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}
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set value(newVal) {
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this._set(newVal)
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}
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}
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export function customRef<T>(factory: CustomRefFactory<T>): Ref<T> {
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return new CustomRefImpl(factory) as any
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}
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export type ToRefs<T = any> = {
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[K in keyof T]: ToRef<T[K]>
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}
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export function toRefs() {
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// TODO
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export function toRefs<T extends object>(object: T): ToRefs<T> {
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if (__DEV__ && !isReactive(object)) {
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warn(`toRefs() expects a reactive object but received a plain one.`)
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}
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const ret: any = isArray(object) ? new Array(object.length) : {}
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for (const key in object) {
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ret[key] = toRef(object, key)
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}
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return ret
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}
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class ObjectRefImpl<T extends object, K extends keyof T> {
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public readonly __v_isRef = true
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constructor(
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private readonly _object: T,
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private readonly _key: K,
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private readonly _defaultValue?: T[K]
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) {}
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get value() {
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const val = this._object[this._key]
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return val === undefined ? (this._defaultValue as T[K]) : val
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}
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set value(newVal) {
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this._object[this._key] = newVal
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}
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}
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export type ToRef<T> = IfAny<T, Ref<T>, [T] extends [Ref] ? T : Ref<T>>
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export function toRef() {
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// TODO
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export function toRef<T extends object, K extends keyof T>(
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object: T,
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key: K
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): ToRef<T[K]>
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export function toRef<T extends object, K extends keyof T>(
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object: T,
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key: K,
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defaultValue: T[K]
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): ToRef<Exclude<T[K], undefined>>
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export function toRef<T extends object, K extends keyof T>(
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object: T,
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key: K,
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defaultValue?: T[K]
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): ToRef<T[K]> {
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const val = object[key]
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return isRef(val)
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? val
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: (new ObjectRefImpl(object, key, defaultValue) as any)
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}
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/**
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@ -12,8 +12,10 @@ import {
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isPrimitive,
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isUndef,
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isValidArrayIndex,
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isServerRendering
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isServerRendering,
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hasChanged
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} from '../util/index'
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import { isRef } from '../../composition-api'
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const arrayKeys = Object.getOwnPropertyNames(arrayMethods)
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@ -107,7 +109,7 @@ function copyAugment(target: Object, src: Object, keys: Array<string>) {
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* or the existing observer if the value already has one.
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*/
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export function observe(value: any, asRootData?: boolean): Observer | void {
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if (!isObject(value) || value instanceof VNode) {
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if (!isObject(value) || isRef(value) || value instanceof VNode) {
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return
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}
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let ob: Observer | void
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@ -167,22 +169,23 @@ export function defineReactive(
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}
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}
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}
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return value
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return isRef(value) ? value.value : value
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},
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set: function reactiveSetter(newVal) {
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const value = getter ? getter.call(obj) : val
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/* eslint-disable no-self-compare */
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if (newVal === value || (newVal !== newVal && value !== value)) {
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if (!hasChanged(value, newVal)) {
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return
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}
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/* eslint-enable no-self-compare */
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if (__DEV__ && customSetter) {
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customSetter()
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}
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// #7981: for accessor properties without setter
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if (getter && !setter) return
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if (setter) {
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setter.call(obj, newVal)
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} else if (getter) {
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// #7981: for accessor properties without setter
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return
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} else if (isRef(value) && !isRef(newVal)) {
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value.value = newVal
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} else {
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val = newVal
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}
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@ -190,6 +193,8 @@ export function defineReactive(
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dep.notify()
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}
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})
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return dep
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}
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/**
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@ -349,3 +349,12 @@ export function once(fn: Function): Function {
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}
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}
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}
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is#polyfill
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export function hasChanged(x: unknown, y: unknown): boolean {
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if (x === y) {
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return x === 0 && 1 / x !== 1 / (y as number)
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} else {
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return x === x && y === y
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}
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}
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@ -1,6 +1,16 @@
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import { ref, shallowRef, unref } from 'vca/reactivity/ref'
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import {
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ref,
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isRef,
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shallowRef,
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unref,
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triggerRef,
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toRef,
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toRefs,
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customRef,
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Ref
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} from 'vca/reactivity/ref'
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import { ReactiveEffect } from 'vca/reactivity/effect'
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import { isReactive } from 'vca/reactivity/reactive'
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import { isReactive, isShallow, reactive } from 'vca/reactivity/reactive'
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const effect = (fn: () => any) => new ReactiveEffect(fn)
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@ -54,59 +64,60 @@ describe('reactivity/ref', () => {
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expect(dummy).toBe(2)
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})
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// it('should work like a normal property when nested in a reactive object', () => {
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// const a = ref(1)
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// const obj = reactive({
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// a,
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// b: {
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// c: a
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// }
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// })
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it('should work like a normal property when nested in a reactive object', () => {
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const a = ref(1)
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const obj = reactive({
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a,
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b: {
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c: a
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}
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})
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// let dummy1: number
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// let dummy2: number
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let dummy1: number
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let dummy2: number
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// effect(() => {
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// dummy1 = obj.a
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// dummy2 = obj.b.c
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// })
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effect(() => {
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dummy1 = obj.a
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dummy2 = obj.b.c
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})
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// const assertDummiesEqualTo = (val: number) =>
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// [dummy1, dummy2].forEach(dummy => expect(dummy).toBe(val))
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const assertDummiesEqualTo = (val: number) =>
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[dummy1, dummy2].forEach(dummy => expect(dummy).toBe(val))
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// assertDummiesEqualTo(1)
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// a.value++
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// assertDummiesEqualTo(2)
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// obj.a++
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// assertDummiesEqualTo(3)
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// obj.b.c++
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// assertDummiesEqualTo(4)
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// })
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assertDummiesEqualTo(1)
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a.value++
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assertDummiesEqualTo(2)
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obj.a++
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assertDummiesEqualTo(3)
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obj.b.c++
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assertDummiesEqualTo(4)
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})
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// it('should unwrap nested ref in types', () => {
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// const a = ref(0)
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// const b = ref(a)
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it('should unwrap nested ref in types', () => {
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const a = ref(0)
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const b = ref(a)
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// expect(typeof (b.value + 1)).toBe('number')
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// })
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expect(typeof (b.value + 1)).toBe('number')
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})
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// it('should unwrap nested values in types', () => {
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// const a = {
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// b: ref(0)
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// }
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it('should unwrap nested values in types', () => {
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const a = {
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b: ref(0)
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}
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// const c = ref(a)
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const c = ref(a)
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// expect(typeof (c.value.b + 1)).toBe('number')
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// })
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expect(typeof (c.value.b + 1)).toBe('number')
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})
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// it('should NOT unwrap ref types nested inside arrays', () => {
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// const arr = ref([1, ref(3)]).value
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// expect(isRef(arr[0])).toBe(false)
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// expect(isRef(arr[1])).toBe(true)
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// expect((arr[1] as Ref).value).toBe(3)
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// })
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it('should NOT unwrap ref types nested inside arrays', () => {
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const arr = ref([1, ref(3)]).value
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expect(isRef(arr[0])).toBe(false)
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expect(isRef(arr[1])).toBe(true)
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expect((arr[1] as Ref).value).toBe(3)
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})
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// Vue 2 does not observe array properties
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// it('should unwrap ref types as props of arrays', () => {
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// const arr = [ref(0)]
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// const symbolKey = Symbol('')
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@ -120,69 +131,69 @@ describe('reactivity/ref', () => {
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// expect(arrRef[symbolKey as any]).toBe(2)
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// })
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// it('should keep tuple types', () => {
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// const tuple: [number, string, { a: number }, () => number, Ref<number>] = [
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// 0,
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// '1',
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// { a: 1 },
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// () => 0,
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// ref(0)
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// ]
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// const tupleRef = ref(tuple)
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it('should keep tuple types', () => {
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const tuple: [number, string, { a: number }, () => number, Ref<number>] = [
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0,
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'1',
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{ a: 1 },
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() => 0,
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ref(0)
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]
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const tupleRef = ref(tuple)
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// tupleRef.value[0]++
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// expect(tupleRef.value[0]).toBe(1)
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// tupleRef.value[1] += '1'
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// expect(tupleRef.value[1]).toBe('11')
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// tupleRef.value[2].a++
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// expect(tupleRef.value[2].a).toBe(2)
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// expect(tupleRef.value[3]()).toBe(0)
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// tupleRef.value[4].value++
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// expect(tupleRef.value[4].value).toBe(1)
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// })
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tupleRef.value[0]++
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expect(tupleRef.value[0]).toBe(1)
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tupleRef.value[1] += '1'
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expect(tupleRef.value[1]).toBe('11')
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tupleRef.value[2].a++
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expect(tupleRef.value[2].a).toBe(2)
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expect(tupleRef.value[3]()).toBe(0)
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tupleRef.value[4].value++
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expect(tupleRef.value[4].value).toBe(1)
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})
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// it('should keep symbols', () => {
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// const customSymbol = Symbol()
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// const obj = {
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// [Symbol.asyncIterator]: ref(1),
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// [Symbol.hasInstance]: { a: ref('a') },
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// [Symbol.isConcatSpreadable]: { b: ref(true) },
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// [Symbol.iterator]: [ref(1)],
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// [Symbol.match]: new Set<Ref<number>>(),
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// [Symbol.matchAll]: new Map<number, Ref<string>>(),
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// [Symbol.replace]: { arr: [ref('a')] },
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// [Symbol.search]: { set: new Set<Ref<number>>() },
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// [Symbol.species]: { map: new Map<number, Ref<string>>() },
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// [Symbol.split]: new WeakSet<Ref<boolean>>(),
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// [Symbol.toPrimitive]: new WeakMap<Ref<boolean>, string>(),
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// [Symbol.toStringTag]: { weakSet: new WeakSet<Ref<boolean>>() },
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// [Symbol.unscopables]: { weakMap: new WeakMap<Ref<boolean>, string>() },
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// [customSymbol]: { arr: [ref(1)] }
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// }
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it('should keep symbols', () => {
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const customSymbol = Symbol()
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const obj = {
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[Symbol.asyncIterator]: ref(1),
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[Symbol.hasInstance]: { a: ref('a') },
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[Symbol.isConcatSpreadable]: { b: ref(true) },
|
||||
[Symbol.iterator]: [ref(1)],
|
||||
[Symbol.match]: new Set<Ref<number>>(),
|
||||
[Symbol.matchAll]: new Map<number, Ref<string>>(),
|
||||
[Symbol.replace]: { arr: [ref('a')] },
|
||||
[Symbol.search]: { set: new Set<Ref<number>>() },
|
||||
[Symbol.species]: { map: new Map<number, Ref<string>>() },
|
||||
[Symbol.split]: new WeakSet<Ref<boolean>>(),
|
||||
[Symbol.toPrimitive]: new WeakMap<Ref<boolean>, string>(),
|
||||
[Symbol.toStringTag]: { weakSet: new WeakSet<Ref<boolean>>() },
|
||||
[Symbol.unscopables]: { weakMap: new WeakMap<Ref<boolean>, string>() },
|
||||
[customSymbol]: { arr: [ref(1)] }
|
||||
}
|
||||
|
||||
// const objRef = ref(obj)
|
||||
const objRef = ref(obj)
|
||||
|
||||
// const keys: (keyof typeof obj)[] = [
|
||||
// Symbol.asyncIterator,
|
||||
// Symbol.hasInstance,
|
||||
// Symbol.isConcatSpreadable,
|
||||
// Symbol.iterator,
|
||||
// Symbol.match,
|
||||
// Symbol.matchAll,
|
||||
// Symbol.replace,
|
||||
// Symbol.search,
|
||||
// Symbol.species,
|
||||
// Symbol.split,
|
||||
// Symbol.toPrimitive,
|
||||
// Symbol.toStringTag,
|
||||
// Symbol.unscopables,
|
||||
// customSymbol
|
||||
// ]
|
||||
const keys: (keyof typeof obj)[] = [
|
||||
Symbol.asyncIterator,
|
||||
Symbol.hasInstance,
|
||||
Symbol.isConcatSpreadable,
|
||||
Symbol.iterator,
|
||||
Symbol.match,
|
||||
Symbol.matchAll,
|
||||
Symbol.replace,
|
||||
Symbol.search,
|
||||
Symbol.species,
|
||||
Symbol.split,
|
||||
Symbol.toPrimitive,
|
||||
Symbol.toStringTag,
|
||||
Symbol.unscopables,
|
||||
customSymbol
|
||||
]
|
||||
|
||||
// keys.forEach(key => {
|
||||
// expect(objRef.value[key]).toStrictEqual(obj[key])
|
||||
// })
|
||||
// })
|
||||
keys.forEach(key => {
|
||||
expect(objRef.value[key]).toStrictEqual(obj[key])
|
||||
})
|
||||
})
|
||||
|
||||
test('unref', () => {
|
||||
expect(unref(1)).toBe(1)
|
||||
@ -204,192 +215,192 @@ describe('reactivity/ref', () => {
|
||||
expect(dummy).toBe(2)
|
||||
})
|
||||
|
||||
// test('shallowRef force trigger', () => {
|
||||
// const sref = shallowRef({ a: 1 })
|
||||
// let dummy
|
||||
// effect(() => {
|
||||
// dummy = sref.value.a
|
||||
// })
|
||||
// expect(dummy).toBe(1)
|
||||
test('shallowRef force trigger', () => {
|
||||
const sref = shallowRef({ a: 1 })
|
||||
let dummy
|
||||
effect(() => {
|
||||
dummy = sref.value.a
|
||||
})
|
||||
expect(dummy).toBe(1)
|
||||
|
||||
// sref.value.a = 2
|
||||
// expect(dummy).toBe(1) // should not trigger yet
|
||||
sref.value.a = 2
|
||||
expect(dummy).toBe(1) // should not trigger yet
|
||||
|
||||
// // force trigger
|
||||
// triggerRef(sref)
|
||||
// expect(dummy).toBe(2)
|
||||
// })
|
||||
// force trigger
|
||||
triggerRef(sref)
|
||||
expect(dummy).toBe(2)
|
||||
})
|
||||
|
||||
// test('shallowRef isShallow', () => {
|
||||
// expect(isShallow(shallowRef({ a: 1 }))).toBe(true)
|
||||
// })
|
||||
test('shallowRef isShallow', () => {
|
||||
expect(isShallow(shallowRef({ a: 1 }))).toBe(true)
|
||||
})
|
||||
|
||||
// test('isRef', () => {
|
||||
// expect(isRef(ref(1))).toBe(true)
|
||||
// expect(isRef(computed(() => 1))).toBe(true)
|
||||
test('isRef', () => {
|
||||
expect(isRef(ref(1))).toBe(true)
|
||||
// TODO expect(isRef(computed(() => 1))).toBe(true)
|
||||
|
||||
// expect(isRef(0)).toBe(false)
|
||||
// expect(isRef(1)).toBe(false)
|
||||
// // an object that looks like a ref isn't necessarily a ref
|
||||
// expect(isRef({ value: 0 })).toBe(false)
|
||||
// })
|
||||
expect(isRef(0)).toBe(false)
|
||||
expect(isRef(1)).toBe(false)
|
||||
// an object that looks like a ref isn't necessarily a ref
|
||||
expect(isRef({ value: 0 })).toBe(false)
|
||||
})
|
||||
|
||||
// test('toRef', () => {
|
||||
// const a = reactive({
|
||||
// x: 1
|
||||
// })
|
||||
// const x = toRef(a, 'x')
|
||||
// expect(isRef(x)).toBe(true)
|
||||
// expect(x.value).toBe(1)
|
||||
test('toRef', () => {
|
||||
const a = reactive({
|
||||
x: 1
|
||||
})
|
||||
const x = toRef(a, 'x')
|
||||
expect(isRef(x)).toBe(true)
|
||||
expect(x.value).toBe(1)
|
||||
|
||||
// // source -> proxy
|
||||
// a.x = 2
|
||||
// expect(x.value).toBe(2)
|
||||
// source -> proxy
|
||||
a.x = 2
|
||||
expect(x.value).toBe(2)
|
||||
|
||||
// // proxy -> source
|
||||
// x.value = 3
|
||||
// expect(a.x).toBe(3)
|
||||
// proxy -> source
|
||||
x.value = 3
|
||||
expect(a.x).toBe(3)
|
||||
|
||||
// // reactivity
|
||||
// let dummyX
|
||||
// effect(() => {
|
||||
// dummyX = x.value
|
||||
// })
|
||||
// expect(dummyX).toBe(x.value)
|
||||
// reactivity
|
||||
let dummyX
|
||||
effect(() => {
|
||||
dummyX = x.value
|
||||
})
|
||||
expect(dummyX).toBe(x.value)
|
||||
|
||||
// // mutating source should trigger effect using the proxy refs
|
||||
// a.x = 4
|
||||
// expect(dummyX).toBe(4)
|
||||
// mutating source should trigger effect using the proxy refs
|
||||
a.x = 4
|
||||
expect(dummyX).toBe(4)
|
||||
|
||||
// // should keep ref
|
||||
// const r = { x: ref(1) }
|
||||
// expect(toRef(r, 'x')).toBe(r.x)
|
||||
// })
|
||||
// should keep ref
|
||||
const r = { x: ref(1) }
|
||||
expect(toRef(r, 'x')).toBe(r.x)
|
||||
})
|
||||
|
||||
// test('toRef default value', () => {
|
||||
// const a: { x: number | undefined } = { x: undefined }
|
||||
// const x = toRef(a, 'x', 1)
|
||||
// expect(x.value).toBe(1)
|
||||
test('toRef default value', () => {
|
||||
const a: { x: number | undefined } = { x: undefined }
|
||||
const x = toRef(a, 'x', 1)
|
||||
expect(x.value).toBe(1)
|
||||
|
||||
// a.x = 2
|
||||
// expect(x.value).toBe(2)
|
||||
a.x = 2
|
||||
expect(x.value).toBe(2)
|
||||
|
||||
// a.x = undefined
|
||||
// expect(x.value).toBe(1)
|
||||
// })
|
||||
a.x = undefined
|
||||
expect(x.value).toBe(1)
|
||||
})
|
||||
|
||||
// test('toRefs', () => {
|
||||
// const a = reactive({
|
||||
// x: 1,
|
||||
// y: 2
|
||||
// })
|
||||
test('toRefs', () => {
|
||||
const a = reactive({
|
||||
x: 1,
|
||||
y: 2
|
||||
})
|
||||
|
||||
// const { x, y } = toRefs(a)
|
||||
const { x, y } = toRefs(a)
|
||||
|
||||
// expect(isRef(x)).toBe(true)
|
||||
// expect(isRef(y)).toBe(true)
|
||||
// expect(x.value).toBe(1)
|
||||
// expect(y.value).toBe(2)
|
||||
expect(isRef(x)).toBe(true)
|
||||
expect(isRef(y)).toBe(true)
|
||||
expect(x.value).toBe(1)
|
||||
expect(y.value).toBe(2)
|
||||
|
||||
// // source -> proxy
|
||||
// a.x = 2
|
||||
// a.y = 3
|
||||
// expect(x.value).toBe(2)
|
||||
// expect(y.value).toBe(3)
|
||||
// source -> proxy
|
||||
a.x = 2
|
||||
a.y = 3
|
||||
expect(x.value).toBe(2)
|
||||
expect(y.value).toBe(3)
|
||||
|
||||
// // proxy -> source
|
||||
// x.value = 3
|
||||
// y.value = 4
|
||||
// expect(a.x).toBe(3)
|
||||
// expect(a.y).toBe(4)
|
||||
// proxy -> source
|
||||
x.value = 3
|
||||
y.value = 4
|
||||
expect(a.x).toBe(3)
|
||||
expect(a.y).toBe(4)
|
||||
|
||||
// // reactivity
|
||||
// let dummyX, dummyY
|
||||
// effect(() => {
|
||||
// dummyX = x.value
|
||||
// dummyY = y.value
|
||||
// })
|
||||
// expect(dummyX).toBe(x.value)
|
||||
// expect(dummyY).toBe(y.value)
|
||||
// reactivity
|
||||
let dummyX, dummyY
|
||||
effect(() => {
|
||||
dummyX = x.value
|
||||
dummyY = y.value
|
||||
})
|
||||
expect(dummyX).toBe(x.value)
|
||||
expect(dummyY).toBe(y.value)
|
||||
|
||||
// // mutating source should trigger effect using the proxy refs
|
||||
// a.x = 4
|
||||
// a.y = 5
|
||||
// expect(dummyX).toBe(4)
|
||||
// expect(dummyY).toBe(5)
|
||||
// })
|
||||
// mutating source should trigger effect using the proxy refs
|
||||
a.x = 4
|
||||
a.y = 5
|
||||
expect(dummyX).toBe(4)
|
||||
expect(dummyY).toBe(5)
|
||||
})
|
||||
|
||||
// test('toRefs should warn on plain object', () => {
|
||||
// toRefs({})
|
||||
// expect(`toRefs() expects a reactive object`).toHaveBeenWarned()
|
||||
// })
|
||||
test('toRefs should warn on plain object', () => {
|
||||
toRefs({})
|
||||
expect(`toRefs() expects a reactive object`).toHaveBeenWarned()
|
||||
})
|
||||
|
||||
// test('toRefs should warn on plain array', () => {
|
||||
// toRefs([])
|
||||
// expect(`toRefs() expects a reactive object`).toHaveBeenWarned()
|
||||
// })
|
||||
test('toRefs should warn on plain array', () => {
|
||||
toRefs([])
|
||||
expect(`toRefs() expects a reactive object`).toHaveBeenWarned()
|
||||
})
|
||||
|
||||
// test('toRefs reactive array', () => {
|
||||
// const arr = reactive(['a', 'b', 'c'])
|
||||
// const refs = toRefs(arr)
|
||||
test('toRefs reactive array', () => {
|
||||
const arr = reactive(['a', 'b', 'c'])
|
||||
const refs = toRefs(arr)
|
||||
|
||||
// expect(Array.isArray(refs)).toBe(true)
|
||||
expect(Array.isArray(refs)).toBe(true)
|
||||
|
||||
// refs[0].value = '1'
|
||||
// expect(arr[0]).toBe('1')
|
||||
refs[0].value = '1'
|
||||
expect(arr[0]).toBe('1')
|
||||
|
||||
// arr[1] = '2'
|
||||
// expect(refs[1].value).toBe('2')
|
||||
// })
|
||||
arr[1] = '2'
|
||||
expect(refs[1].value).toBe('2')
|
||||
})
|
||||
|
||||
// test('customRef', () => {
|
||||
// let value = 1
|
||||
// let _trigger: () => void
|
||||
test('customRef', () => {
|
||||
let value = 1
|
||||
let _trigger: () => void
|
||||
|
||||
// const custom = customRef((track, trigger) => ({
|
||||
// get() {
|
||||
// track()
|
||||
// return value
|
||||
// },
|
||||
// set(newValue: number) {
|
||||
// value = newValue
|
||||
// _trigger = trigger
|
||||
// }
|
||||
// }))
|
||||
const custom = customRef((track, trigger) => ({
|
||||
get() {
|
||||
track()
|
||||
return value
|
||||
},
|
||||
set(newValue: number) {
|
||||
value = newValue
|
||||
_trigger = trigger
|
||||
}
|
||||
}))
|
||||
|
||||
// expect(isRef(custom)).toBe(true)
|
||||
expect(isRef(custom)).toBe(true)
|
||||
|
||||
// let dummy
|
||||
// effect(() => {
|
||||
// dummy = custom.value
|
||||
// })
|
||||
// expect(dummy).toBe(1)
|
||||
let dummy
|
||||
effect(() => {
|
||||
dummy = custom.value
|
||||
})
|
||||
expect(dummy).toBe(1)
|
||||
|
||||
// custom.value = 2
|
||||
// // should not trigger yet
|
||||
// expect(dummy).toBe(1)
|
||||
custom.value = 2
|
||||
// should not trigger yet
|
||||
expect(dummy).toBe(1)
|
||||
|
||||
// _trigger!()
|
||||
// expect(dummy).toBe(2)
|
||||
// })
|
||||
_trigger!()
|
||||
expect(dummy).toBe(2)
|
||||
})
|
||||
|
||||
// test('should not trigger when setting value to same proxy', () => {
|
||||
// const obj = reactive({ count: 0 })
|
||||
test('should not trigger when setting value to same proxy', () => {
|
||||
const obj = reactive({ count: 0 })
|
||||
|
||||
// const a = ref(obj)
|
||||
// const spy1 = jest.fn(() => a.value)
|
||||
const a = ref(obj)
|
||||
const spy1 = vi.fn(() => a.value)
|
||||
|
||||
// effect(spy1)
|
||||
effect(spy1)
|
||||
|
||||
// a.value = obj
|
||||
// expect(spy1).toBeCalledTimes(1)
|
||||
a.value = obj
|
||||
expect(spy1).toBeCalledTimes(1)
|
||||
|
||||
// const b = shallowRef(obj)
|
||||
// const spy2 = jest.fn(() => b.value)
|
||||
const b = shallowRef(obj)
|
||||
const spy2 = vi.fn(() => b.value)
|
||||
|
||||
// effect(spy2)
|
||||
effect(spy2)
|
||||
|
||||
// b.value = obj
|
||||
// expect(spy2).toBeCalledTimes(1)
|
||||
// })
|
||||
b.value = obj
|
||||
expect(spy2).toBeCalledTimes(1)
|
||||
})
|
||||
})
|
||||
|
||||
Loading…
Reference in New Issue
Block a user