fix tests

Author: yyx990803

src/directives/public/for.js

@@ -16,8 +16,7 @@ import {
   def,
   cancellable,
   isArray,
-  isPlainObject,
-  findVmFromFrag
+  isPlainObject
 } from '../../util/index'
 
 let uid = 0
@@ -658,4 +657,22 @@ if (process.env.NODE_ENV !== 'production') {
   }
 }
 
+/**
+ * Find a vm from a fragment.
+ *
+ * @param {Fragment} frag
+ * @return {Vue|undefined}
+ */
+
+function findVmFromFrag (frag) {
+  let node = frag.node
+  // handle multi-node frag
+  if (frag.end) {
+    while (!node.__vue__ && node !== frag.end && node.nextSibling) {
+      node = node.nextSibling
+    }
+  }
+  return node.__vue__
+}
+
 export default vFor

src/directives/public/if.js

@@ -5,8 +5,7 @@ import {
   remove,
   replace,
   createAnchor,
-  warn,
-  findVmFromFrag
+  warn
 } from '../../util/index'
 
 export default {

src/util/dom.js

@@ -449,21 +449,3 @@ export function getOuterHTML (el) {
     return container.innerHTML
   }
 }
-
-/**
- * Find a vm from a fragment.
- *
- * @param {Fragment} frag
- * @return {Vue|undefined}
- */
-
-export function findVmFromFrag (frag) {
-  let node = frag.node
-  // handle multi-node frag
-  if (frag.end) {
-    while (!node.__vue__ && node !== frag.end && node.nextSibling) {
-      node = node.nextSibling
-    }
-  }
-  return node.__vue__
-}

test/unit/specs/directives/public/for/for_spec.js

@@ -1002,7 +1002,7 @@ describe('v-for', function () {
     expect('Frozen v-for objects cannot be automatically tracked').toHaveBeenWarned()
   })
 
-  it('warn v-if and v-for mixed usage', () => {
+  it('warn v-if and v-for mixed usage', function () {
     new Vue({
       el: document.createElement('div'),
       template: '<div v-for="item in items" v-if="ok"></div>',