test: add more test case for watch option

src/core/util/lang.js

@@ -30,7 +30,7 @@ export function def (obj: Object, key: string, val: any, enumerable?: boolean) {
 /**
  * Parse simple path.
  */
-const bailRE = new RegExp(`[^${unicodeLetters}.$_]`)
+const bailRE = new RegExp(`[^${unicodeLetters}.$_\\d]`)
 export function parsePath (path: string): any {
  if (bailRE.test(path)) {
  return

test/unit/features/component/component-scoped-slot.spec.js

@@ -689,5 +689,11 @@ describe('Component scoped slot', () => {
  }).$mount()
  expect(vm.$el.innerHTML).toBe(`default<div>default</div><div>static</div>`)
  })
+
+ it('should not break when template expression uses $slots', () => {
+ const vm = new Vue({
+ template: ``
+ })
+ })
  })
 })

test/unit/features/options/watch.spec.js

@@ -1,5 +1,6 @@
 import Vue from 'vue'
 import testObjectOption from '../../../helpers/test-object-option'
+import { finished } from 'stream';
 
 describe('Options watch', () => {
  let spy
@@ -143,4 +144,35 @@ describe('Options watch', () => {
  expect(spy3).toHaveBeenCalledWith(1, 0)
  }).then(done)
  })
+
+ it('should support watching unicode paths', done => {
+ const vm = new Vue({
+ data: {
+ 数据: 1
+ },
+ watch: {
+ 数据: spy
+ }
+ })
+ expect(spy).not.toHaveBeenCalled()
+ vm['数据'] = 2
+ expect(spy).not.toHaveBeenCalled()
+ waitForUpdate(() => {
+ expect(spy).toHaveBeenCalledWith(2, 1)
+ }).then(done)
+ })
+
+ it('should not warn proper usage', () => {
+ const vm = new Vue({
+ data: {
+ foo: { _bar: 1 }, // element has such watchers...
+ prop1: 123
+ },
+ watch: {
+ 'foo._bar': () => {},
+ prop1 () {}
+ }
+ })
+ expect(`Failed watching path`).not.toHaveBeenWarned()
+ })
 })