Merge pull request #236 from vuejs/feat/config-globals

feat: default values for global.config

Author: lmiller1990

src/config.ts

@@ -4,7 +4,7 @@ import { VueWrapper } from './vueWrapper'
 import { DOMWrapper } from './domWrapper'
 
 interface GlobalConfigOptions {
-  global: GlobalMountOptions
+  global: Required<GlobalMountOptions>
   plugins: {
     VueWrapper: Pluggable<VueWrapper<ComponentPublicInstance>>
     DOMWrapper: Pluggable<DOMWrapper<Element>>
@@ -56,7 +56,15 @@ export const config: GlobalConfigOptions = {
     stubs: {
       transition: true,
       'transition-group': true
-    }
+    },
+    provide: {},
+    components: {},
+    config: {},
+    directives: {},
+    mixins: [],
+    mocks: {},
+    plugins: [],
+    renderStubDefaultSlot: false
   },
   plugins: {
     VueWrapper: new Pluggable(),

tests/config.spec.ts

@@ -5,12 +5,15 @@ import Hello from './components/Hello.vue'
 describe('config', () => {
   beforeEach(() => {
     config.global = {
-      components: undefined,
-      directives: undefined,
-      mixins: undefined,
-      plugins: undefined,
-      mocks: undefined,
-      provide: undefined
+      components: {},
+      directives: {},
+      mixins: [],
+      plugins: [],
+      mocks: {},
+      provide: {},
+      stubs: {},
+      config: {},
+      renderStubDefaultSlot: false
     }
 
     jest.clearAllMocks()