test: improve vuex test case

Author: yyx990803

src/create-local-vue.js

@@ -9,7 +9,10 @@ function createLocalVue (): Component {
   // clone global APIs
   Object.keys(Vue).forEach(key => {
     if (!instance.hasOwnProperty(key)) {
-      instance[key] = cloneDeep(Vue[key])
+      const original = Vue[key]
+      instance[key] = typeof original === 'object'
+        ? cloneDeep(original)
+        : original
     }
   })
 

test/resources/components/component-with-vuex.vue

@@ -0,0 +1,21 @@
+<template>
+  <div @click="inc">{{ count }} {{ bar }}</div>
+</template>
+
+<script>
+export default {
+  computed: {
+    count () {
+      return this.$store.state.count
+    },
+    bar () {
+      return this.$store.state.foo.bar
+    }
+  },
+  methods: {
+    inc () {
+      this.$store.commit('increment')
+    }
+  }
+}
+</script>

test/unit/specs/create-local-vue.spec.js

@@ -3,6 +3,7 @@ import Vuex from 'vuex'
 import VueRouter from 'vue-router'
 import mount from '~src/mount'
 import Component from '~resources/components/component.vue'
+import ComponentWithVuex from '~resources/components/component-with-vuex.vue'
 
 describe('createLocalVue', () => {
   it('installs Vuex without polluting global Vue', () => {
@@ -22,6 +23,31 @@ describe('createLocalVue', () => {
     expect(typeof freshWrapper.vm.$store).to.equal('undefined')
   })
 
+  it('Vuex should work properly with local Vue', () => {
+    const localVue = createLocalVue()
+    localVue.use(Vuex)
+    const store = new Vuex.Store({
+      state: {
+        count: 0
+      },
+      mutations: {
+        increment (state) {
+          state.count++
+        }
+      },
+      modules: {
+        foo: {
+          state: () => ({ bar: 1 })
+        }
+      }
+    })
+    const wrapper = mount(ComponentWithVuex, { localVue, store })
+    expect(wrapper.vm.$store).to.be.an('object')
+    expect(wrapper.text()).to.equal('0 1')
+    wrapper.trigger('click')
+    expect(wrapper.text()).to.equal('1 1')
+  })
+
   it('installs Router without polluting global Vue', () => {
     const localVue = createLocalVue()
     localVue.use(VueRouter)