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| 1 | +import {mount} from 'vue-test-utils' |
| 2 | +import TinyPagination from '../src/components/TinyPagination.vue' |
| 3 | +import { create } from 'domain'; |
| 4 | + |
| 5 | +// Helper function to create a component |
| 6 | +const createComponent = propsData => mount(TinyPagination, {propsData}) |
| 7 | + |
| 8 | +describe('TinyPagination.vue', () => { |
| 9 | + let cmp |
| 10 | + it('has a created hook', () => { |
| 11 | + expect(typeof TinyPagination.created).toBe('function') |
| 12 | + }) |
| 13 | + |
| 14 | + describe('Properties', () => { |
| 15 | + it('when the component is created without page prop, Page 1 is the page by default', () => { |
| 16 | + cmp = createComponent({total: 300}) |
| 17 | + expect(cmp.vm.page).toBe(1) |
| 18 | + }) |
| 19 | + |
| 20 | + it('when the page property is set, the currentPage is equals', () => { |
| 21 | + cmp = createComponent({total: 300, page: 2}) |
| 22 | + expect(cmp.vm.currentPage).toBe(2) |
| 23 | + }) |
| 24 | + |
| 25 | + it('when the component is created, English is the language by default', () => { |
| 26 | + cmp = createComponent({total: 300}) |
| 27 | + expect(cmp.vm.lang).toBe('en') |
| 28 | + expect(cmp.vm.translation.title).toBe('Page') |
| 29 | + }) |
| 30 | + |
| 31 | + it('when the lang prop is set to spanish, the component is translated', () => { |
| 32 | + cmp = createComponent({total: 300, lang: 'es'}) |
| 33 | + expect(cmp.vm.lang).toBe('es') |
| 34 | + expect(cmp.vm.translation.title).toBe('Página') |
| 35 | + }) |
| 36 | + |
| 37 | + it('when the lang prop is set to not available language, English is the language by default', () => { |
| 38 | + cmp = createComponent({total: 300, lang: 'fr'}) |
| 39 | + expect(cmp.vm.translation.title).toBe('Page') |
| 40 | + }) |
| 41 | + }) |
| 42 | + |
| 43 | + describe('Watchers', () => { |
| 44 | + |
| 45 | + it('currentPage watcher is called with the new value', () => { |
| 46 | + let spy = jest.fn() |
| 47 | + cmp = createComponent({total: 100}) |
| 48 | + cmp.vm.$watch('currentPage', spy) |
| 49 | + |
| 50 | + cmp.setData({currentPage: 3}) |
| 51 | + cmp.update() |
| 52 | + |
| 53 | + expect(spy).toBeCalled() |
| 54 | + }) |
| 55 | + |
| 56 | + it('currentLimit watcher is called with the new value', () => { |
| 57 | + let spy = jest.fn() |
| 58 | + cmp = createComponent({total: 200}) |
| 59 | + cmp.vm.$watch('currentLimit', spy) |
| 60 | + |
| 61 | + cmp.setData({currentLimit: 20}) |
| 62 | + cmp.update() |
| 63 | + |
| 64 | + expect(spy).toBeCalled() |
| 65 | + }) |
| 66 | + |
| 67 | + it('when the currentPage watcher is called, the tiny:change-page event is emitted', () => { |
| 68 | + let stub = jest.fn() |
| 69 | + cmp = createComponent({total: 100}) |
| 70 | + cmp.vm.$on('tiny:change-page', stub) |
| 71 | + |
| 72 | + cmp.setData({currentPage: 3}) |
| 73 | + expect(stub).toBeCalledWith({page: 3}) |
| 74 | + }) |
| 75 | + |
| 76 | + it('when the currentLimit watcher is called, the tiny:change-limit event is emitted', () => { |
| 77 | + let stub = jest.fn() |
| 78 | + cmp = createComponent({total: 100}) |
| 79 | + cmp.vm.$on('tiny:change-limit', stub) |
| 80 | + |
| 81 | + cmp.setData({currentLimit: 20}) |
| 82 | + expect(stub).toBeCalledWith({limit: 20}) |
| 83 | + }) |
| 84 | + }) |
| 85 | + |
| 86 | + describe('Events', () => { |
| 87 | + beforeEach(() => { |
| 88 | + cmp = createComponent({total: 20}) |
| 89 | + }) |
| 90 | + |
| 91 | + it('calls nextPage when click on next button', () => { |
| 92 | + cmp.vm.nextPage = jest.fn() |
| 93 | + cmp.update() |
| 94 | + |
| 95 | + const el = cmp.find('.btn-next-page').trigger('click') |
| 96 | + expect(cmp.vm.nextPage).toBeCalled() |
| 97 | + }) |
| 98 | + |
| 99 | + it('call lastPage when click on prev button', () => { |
| 100 | + cmp.vm.lastPage = jest.fn() |
| 101 | + cmp.update() |
| 102 | + |
| 103 | + const el = cmp.find('.btn-prev-page').trigger('click') |
| 104 | + expect(cmp.vm.lastPage).toBeCalled() |
| 105 | + }) |
| 106 | + }) |
| 107 | + |
| 108 | +}) |
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