test: add nav-guard tests for refresOnce false

src/shared/nav-guards.js

@@ -3,6 +3,7 @@ import { isFunction } from '../utils/is-type'
 export function addNavGuards(vm) {
   // return when nav guards already added or no router exists
   if (vm.$root._vueMeta.navGuards || !vm.$root.$router) {
+    /* istanbul ignore next */
     return
   }
 

test/unit/components.test.js

@@ -128,7 +128,7 @@ describe('client', () => {
     expect(context._uid).toBe(wrapper.vm._uid)
   })
 
-  test('afterNavigation function is called', () => {
+  test('afterNavigation function is called with refreshOnce: true', () => {
     const Vue = loadVueMetaPlugin(false, { refreshOnceOnNavigation: true })
     const afterNavigation = jest.fn()
     const component = Vue.component('nav-component', {
@@ -160,4 +160,37 @@ describe('client', () => {
     guards.after()
     expect(afterNavigation).toHaveBeenCalled()
   })
+
+  test('afterNavigation function is called with refreshOnce: false', () => {
+    const Vue = loadVueMetaPlugin(false, { refreshOnceOnNavigation: false })
+    const afterNavigation = jest.fn()
+    const component = Vue.component('nav-component', {
+      render: h => h('div'),
+      metaInfo: { afterNavigation }
+    })
+
+    const guards = {}
+    const wrapper = mount(component, {
+      localVue: Vue,
+      mocks: {
+        $router: {
+          beforeEach(fn) {
+            guards.before = fn
+          },
+          afterEach(fn) {
+            guards.after = fn
+          }
+        }
+      }
+    })
+
+    expect(guards.before).toBeDefined()
+    expect(guards.after).toBeDefined()
+
+    guards.before(null, null, () => {})
+    expect(wrapper.vm.$root._vueMeta.paused).toBe(true)
+
+    guards.after()
+    expect(afterNavigation).toHaveBeenCalled()
+  })
 })