mirror of https://github.com/vuejs/vue.git
91 lines
1.7 KiB
JavaScript
91 lines
1.7 KiB
JavaScript
import Vue from 'vue'
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describe('Options extends', () => {
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it('should work on objects', () => {
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const A = {
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data () {
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return { a: 1 }
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}
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}
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const B = {
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extends: A,
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data () {
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return { b: 2 }
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}
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}
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const vm = new Vue({
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extends: B,
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data: {
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c: 3
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}
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})
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expect(vm.a).toBe(1)
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expect(vm.b).toBe(2)
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expect(vm.c).toBe(3)
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})
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it('should work on extended constructors', () => {
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const A = Vue.extend({
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data () {
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return { a: 1 }
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}
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})
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const B = Vue.extend({
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extends: A,
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data () {
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return { b: 2 }
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}
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})
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const vm = new Vue({
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extends: B,
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data: {
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c: 3
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}
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})
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expect(vm.a).toBe(1)
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expect(vm.b).toBe(2)
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expect(vm.c).toBe(3)
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})
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})
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describe('Options extends with Object.prototype.watch', () => {
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beforeAll(function () {
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if (!Object.prototype.watch) {
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// eslint-disable-next-line no-extend-native
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Object.prototype.watch = {
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remove: true
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}
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}
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})
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afterAll(function () {
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if (Object.prototype.watch && Object.prototype.watch.remove) {
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delete Object.prototype.watch
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}
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})
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it('should work with global mixins', done => {
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Vue.use({
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install: function () {
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Vue.mixin({})
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}
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})
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const spy = jasmine.createSpy('watch')
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const A = Vue.extend({
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data: function () {
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return { a: 1 }
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},
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watch: {
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a: spy
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},
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created: function () {
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this.a = 2
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}
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})
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new Vue({
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extends: A
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})
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waitForUpdate(() => {
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expect(spy).toHaveBeenCalledWith(2, 1)
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}).then(done)
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})
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})
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