From d747469e1ae26190d364e5cc9c8112d3d865a0b9 Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Wed, 26 Dec 2018 16:02:50 -0500
Subject: [PATCH] test: test case for v-for native collection support

---
 test/unit/features/directives/for.spec.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/test/unit/features/directives/for.spec.js b/test/unit/features/directives/for.spec.js
index 12921edd..eb28b09c 100644
--- a/test/unit/features/directives/for.spec.js
+++ b/test/unit/features/directives/for.spec.js
@@ -125,6 +125,26 @@ describe('Directive v-for', () => {
   })
 
   if (hasSymbol) {
+    it('should render native iterables (Map)', () => {
+      const vm = new Vue({
+        template: `<div><span v-for="[key, val] in list">{{key}},{{val}}</span></div>`,
+        data: {
+          list: new Map([[1, 'foo'], [2, 'bar']])
+        }
+      }).$mount()
+      expect(vm.$el.innerHTML).toBe(`<span>1,foo</span><span>2,bar</span>`)
+    })
+
+    it('should render native iterables (Set)', () => {
+      const vm = new Vue({
+        template: `<div><span v-for="val in list">{{val}}</span></div>`,
+        data: {
+          list: new Set([1, 2, 3])
+        }
+      }).$mount()
+      expect(vm.$el.innerHTML).toBe(`<span>1</span><span>2</span><span>3</span>`)
+    })
+
     it('should render iterable of primitive values', done => {
       const iterable = {
         models: ['a', 'b', 'c'],