| 1 | <!DOCTYPE html>
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| 2 | <html lang="en">
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| 3 | <head>
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| 4 | <meta charset="UTF-8">
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| 5 | <meta name="viewport" content="width=device-width, initial-scale=1.0">
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| 6 | <meta http-equiv="X-UA-Compatible" content="ie=edge">
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| 7 | <title>Mount and Render</title>
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| 8 | <link href="https://unpkg.com/mocha@4.0.1/mocha.css" rel="stylesheet" />
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| 9 | <link rel="stylesheet" href="/test/styles.css">
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| 10 | <link rel="icon" type="image/png" href="/resources/favicon-16x16.png" sizes="16x16" />
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| 11 | <link rel="icon" type="image/png" href="/resources/favicon-32x32.png" sizes="32x32" />
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| 12 | </head>
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| 13 | <body>
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| 14 | <nav onclick="location.pathname='/test/index.html'">
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| 15 | <h1>Mocha Tests - Composi mount, render & unmount Functions</h1>
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| 16 | </nav>
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| 17 | <section>
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| 18 | <div id="mocha"></div>
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| 19 | <div id="messages"></div>
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| 20 | <div id="fixtures"></div>
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| 21 | <div id="hide-tests">
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| 22 | <div id='h1-test'></div>
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| 23 | <div id="list-test"></div>
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| 24 | <div id="alert-test"></div>
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| 25 | <div id="render-test"></div>
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| 26 | <div id="unmount"></div>
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| 27 | <div id="lifecycle"></div>
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| 28 | <div id="hydrate">
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| 29 | <ul id="listToHydrate">
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| 30 | <li>One</li>
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| 31 | <li>Two</li>
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| 32 | </ul>
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| 33 | </div>
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| 34 | </div>
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| 35 | </section>
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| 36 |
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| 37 | <script src="https://unpkg.com/mocha@4.0.1/mocha.js"></script>
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| 38 | <script src="https://unpkg.com/chai@4.1.2/chai.js"></script>
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| 39 | <script src='/dist/composi.js'></script>
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| 40 | <script>mocha.setup('bdd')</script>
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| 41 | <script>
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| 42 | const {h, mount, unmount, render} = composi
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| 43 | let expect = chai.expect
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| 44 |
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| 45 | function H1(){
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| 46 | return h('h1', {id: 'title'}, 'The Title')
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| 47 | }
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| 48 |
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| 49 | mount(H1(), '#h1-test')
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| 50 |
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| 51 | function List() {
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| 52 | return h('ul', {class: 'list'},[
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| 53 | h('li', {}, 'one'),
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| 54 | h('li', {}, 'two'),
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| 55 | h('li', {}, 'three')
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| 56 | ])
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| 57 | }
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| 58 | mount(List(), '#list-test')
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| 59 |
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| 60 | function Alert(message) {
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| 61 | return h('h2', {style: {color: 'red'}} , `Alert: ${message}!`)
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| 62 | }
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| 63 | mount(Alert('this is a message'), '#alert-test')
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| 64 |
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| 65 | const things = [
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| 66 | {name: 'Apple', key: 101},
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| 67 | {name: 'Chair', key: 102},
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| 68 | {name: 'Horse', key: 103}
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| 69 | ]
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| 70 | function List2(data) {
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| 71 | return h(
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| 72 | 'ul',
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| 73 | {},
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| 74 | data.map(item => h('li', {key: item.key}, item.name))
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| 75 | )
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| 76 | }
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| 77 | let vNode = List2(things)
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| 78 | let list2 = mount(List2(things), '#render-test')
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| 79 |
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| 80 | setTimeout(() => {
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| 81 | things.push({name: 'Popcorn', key: 104})
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| 82 | vNode = List2(things)
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| 83 | list2 = render(List2(things), list2, '#render-test')
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| 84 | }, 3000)
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| 85 |
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| 86 | describe('Create virtual node for list', function() {
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| 87 | it('virtual node should have three children', function() {
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| 88 | expect(vNode.children.length).to.equal(3)
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| 89 | })
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| 90 | it('virtual node children should equal "Apple", "Chair" and "Horse"', function() {
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| 91 | expect(vNode.children[0].children[0].type).to.equal('Apple')
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| 92 | expect(vNode.children[1].children[0].type).to.equal('Chair')
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| 93 | expect(vNode.children[2].children[0].type).to.equal('Horse')
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| 94 | })
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| 95 | it('virtual node children should have following keys: "101", "102", "103"', function() {
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| 96 | expect(vNode.children[0].key).to.equal(101)
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| 97 | expect(vNode.children[1].key).to.equal(102)
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| 98 | expect(vNode.children[2].key).to.equal(103)
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| 99 | })
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| 100 | })
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| 101 |
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| 102 | describe("Mount h1", function() {
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| 103 | const title = document.querySelector('#title')
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| 104 | it('title should be "h1"', function() {
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| 105 | expect(title.nodeName).to.equal('H1')
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| 106 | });
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| 107 | it('title should have id equal to "title"', function() {
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| 108 | expect(title.id).to.equal('title')
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| 109 | })
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| 110 | it('title content should be "The Title"', function() {
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| 111 | expect(title.textContent).to.equal('The Title')
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| 112 | })
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| 113 | it('Mounted component element should have property "isMounted"', function() {
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| 114 | expect(title.isMounted).to.equal(true)
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| 115 | })
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| 116 | })
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| 117 | describe('Mount list', function() {
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| 118 | const list = document.querySelector('ul')
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| 119 | it('list should be of type "UL"', function() {
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| 120 | expect(list.nodeName).to.equal('UL')
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| 121 | })
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| 122 | it('list should have class of "list"', function() {
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| 123 | expect(list.className).to.equal('list')
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| 124 | })
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| 125 | it('list should have three children', function() {
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| 126 | expect(list.childNodes).to.have.lengthOf(3)
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| 127 | })
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| 128 | it('list item one should be type "LI"', function() {
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| 129 | expect(list.childNodes[0].nodeName).to.equal('LI')
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| 130 | })
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| 131 | it('list 1 item content should be "one"', function() {
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| 132 | expect(list.childNodes[0].textContent).to.equal('one')
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| 133 | })
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| 134 | it('list 2 item content should be "two"', function() {
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| 135 | expect(list.childNodes[1].textContent).to.equal('two')
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| 136 | })
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| 137 | it('list 3 item content should be "three"', function() {
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| 138 | expect(list.childNodes[2].textContent).to.equal('three')
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| 139 | })
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| 140 | })
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| 141 |
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| 142 | describe('Mount alert', function() {
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| 143 | const alert = document.querySelector('h2')
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| 144 | it('alert should be of type "H2"', function() {
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| 145 | expect(alert.nodeName).to.equal('H2')
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| 146 | })
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| 147 | it('alert content should be "Alert: this is a message!"', function() {
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| 148 | expect(alert.textContent).to.equal("Alert: this is a message!")
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| 149 | })
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| 150 | it('alert should have style of "color: red"', function() {
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| 151 | expect(alert.style.color).to.equal('red')
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| 152 | })
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| 153 | })
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| 154 |
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| 155 | describe('Hydrate existing DOM node using mount function', function() {
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| 156 | const listToHydrate = document.querySelector('#listToHydrate')
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| 157 | function hydrateTheList() {
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| 158 | return (
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| 159 | h(
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| 160 | 'ul',
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| 161 | {
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| 162 | id: 'listToHydrate'
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| 163 | },
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| 164 | [
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| 165 | h(
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| 166 | 'li',
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| 167 | {key: 101},
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| 168 | ['Apple']
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| 169 | ),
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| 170 | h(
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| 171 | 'li',
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| 172 | {key: 102},
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| 173 | ['Orange']
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| 174 | ),
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| 175 | h(
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| 176 | 'li',
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| 177 | {key: 103},
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| 178 | ['Banana']
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| 179 | )
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| 180 | ]
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| 181 | )
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| 182 | )
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| 183 | }
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| 184 |
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| 185 | it('The list to hydrate should have an id of "listToHydrate"', function() {
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| 186 | expect(listToHydrate.id).to.equal('listToHydrate')
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| 187 | })
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| 188 |
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| 189 | it('The list to hydrate should have two children', function() {
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| 190 | expect(listToHydrate.children.length).to.equal(2)
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| 191 | })
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| 192 |
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| 193 | it('The list to hydrate should have children with content of "One" and "Two"', function() {
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| 194 | expect(listToHydrate.children[0].textContent).to.equal('One')
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| 195 | expect(listToHydrate.children[1].textContent).to.equal('Two')
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| 196 | })
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| 197 |
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| 198 | it('The hydrated list should have three children', function(done) {
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| 199 | setTimeout(() => {
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| 200 | mount(hydrateTheList(), '#hydrate', '#listToHydrate')
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| 201 | const hydratedList = document.querySelector('#listToHydrate')
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| 202 | expect(hydratedList.children.length).to.equal(3)
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| 203 | }, 1500)
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| 204 | done()
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| 205 | })
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| 206 |
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| 207 | it('The hydrated list should have and id of "hydratedList"', function(done) {
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| 208 | setTimeout(() => {
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| 209 | const hydratedList = document.querySelector('#listToHydrate')
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| 210 | expect(hydratedList.id).to.equal('listToHydrate')
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| 211 | }, 1000)
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| 212 | done()
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| 213 | })
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| 214 |
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| 215 | it('The hydrated list should contain "Apple", "Orange", "Banana"', function(done) {
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| 216 | setTimeout(() => {
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| 217 | const hydratedList = document.querySelector('#listToHydrate')
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| 218 | expect(hydratedList.children[0].textContent).to.equal('Apple')
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| 219 | expect(hydratedList.children[1].textContent).to.equal('Orange')
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| 220 | expect(hydratedList.children[2].textContent).to.equal('Banana')
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| 221 | }, 2500)
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| 222 | done()
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| 223 | }, 2500)
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| 224 | })
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| 225 |
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| 226 | describe('Mount list to update later', function() {
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| 227 | const list = document.querySelector('#render-test ul')
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| 228 |
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| 229 | it('should have just three children', function() {
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| 230 | expect(list.children.length).to.equal(3)
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| 231 | })
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| 232 | it('list items should contain "Apple", "Chair" and "Horse"', function() {
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| 233 | expect(list.children[0].textContent).to.equal('Apple')
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| 234 | expect(list.children[1].textContent).to.equal('Chair')
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| 235 | expect(list.children[2].textContent).to.equal('Horse')
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| 236 | })
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| 237 |
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| 238 | })
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| 239 |
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| 240 | describe('Update list with render function', function() {
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| 241 | it('list virtual node should have four children', function(done) {
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| 242 | setTimeout(() => {
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| 243 | expect(vNode.children.length).to.equal(4)
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| 244 | }, 3000)
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| 245 | done()
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| 246 | })
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| 247 | it('list virtual node now have four items"', function(done) {
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| 248 | setTimeout(() => {
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| 249 | expect(vNode.children.length).to.equal(4)
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| 250 | }, 3000)
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| 251 | done()
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| 252 | })
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| 253 | const list = document.querySelector('#render-test ul')
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| 254 | it('virtual node children should be "Apple", "Chair", "Horse" and "Popcorn', function(done) {
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| 255 | setTimeout(() => {
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| 256 | expect(vNode.children[0].children[0].type).to.equal('Apple')
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| 257 | expect(vNode.children[1].children[0].type).to.equal('Chair')
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| 258 | expect(vNode.children[2].children[0].type).to.equal('Horse')
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| 259 | expect(vNode.children[3].children[0].type).to.equal('Popcorn')
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| 260 | }, 3000)
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| 261 | done()
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| 262 | })
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| 263 | it('virtual node children keys should be "101", "102", "103", "104"', function(done) {
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| 264 | setTimeout(() => {
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| 265 | expect(vNode.children[0].key).to.equal(101)
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| 266 | expect(vNode.children[1].key).to.equal(102)
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| 267 | expect(vNode.children[2].key).to.equal(103)
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| 268 | expect(vNode.children[3].key).to.equal(104)
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| 269 | }, 3000)
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| 270 | done()
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| 271 | })
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| 272 | it('DOM list should have four list items', function(done) {
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| 273 | setTimeout(() => {
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| 274 | expect(list.children.length).to.equal(4)
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| 275 | }, 3000)
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| 276 | done()
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| 277 | })
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| 278 | it('DOM list items should contain "Apple", "Chair", "Horse" and "Popcorn"', function(done) {
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| 279 | setTimeout(() => {
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| 280 | expect(list.children[0].textContent).to.equal('Apple')
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| 281 | expect(list.children[1].textContent).to.equal('Chair')
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| 282 | expect(list.children[2].textContent).to.equal('Horse')
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| 283 | expect(list.children[3].textContent).to.equal('Popcorn')
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| 284 | }, 3000)
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| 285 | done()
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| 286 | })
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| 287 | })
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| 288 |
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| 289 | describe('Component should execute thee lifecycle hooks', function() {
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| 290 | let componentDidMount = false
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| 291 | let componentDidUpdate = false
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| 292 | let componentDidUnmount = false
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| 293 | let unmountedComponents = 0
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| 294 | function LifecycleTest(data) {
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| 295 | function testMount() {
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| 296 | componentDidMount = true
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| 297 | }
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| 298 | function testUpdate() {
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| 299 | componentDidUpdate = true
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| 300 | unmountedComponents += 1
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| 301 | }
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| 302 | function testUnmount(done, el) {
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| 303 | componentDidUnmount = true
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| 304 | done()
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| 305 | }
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| 306 | function listItems(items) {
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| 307 | console.log(items)
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| 308 | return items.map(item => h('li', {onunmount: (done, el) => testUnmount(done, el)}, item))
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| 309 | }
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| 310 | return (
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| 311 | h(
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| 312 | 'ul',
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| 313 | {
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| 314 | onmount: () => {
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| 315 | testMount()
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| 316 | },
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| 317 | onupdate: () => {
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| 318 | testUpdate()
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| 319 | }
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| 320 | },
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| 321 | listItems(data)
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| 322 | )
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| 323 | )
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| 324 | }
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| 325 | let testComponent = mount(LifecycleTest([1,2]), '#lifecycle')
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| 326 |
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| 327 | it('Functional component should execute "onmount" when it is mounted', function(done) {
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| 328 | setTimeout(() => {
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| 329 | expect(componentDidMount).to.be.true
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| 330 | expect(testComponent.children.length).to.equal(2)
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| 331 | }, 1000)
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| 332 | done()
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| 333 | })
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| 334 | it('Functional component should execute "onupdate" when it is updated', function(done) {
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| 335 | setTimeout(() => {
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| 336 | testComponent = render(LifecycleTest([1,2,3]), testComponent, '#lifecycle')
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| 337 | expect(componentDidUpdate).to.be.true
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| 338 | expect(testComponent.children.length).to.equal(3)
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| 339 | }, 1500)
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| 340 | done()
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| 341 | })
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| 342 | it('List component\'s list items should execute "onunmount" when they are deleted', function(done) {
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| 343 | setTimeout(() => {
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| 344 | testComponent = render(LifecycleTest([1]), testComponent, '#lifecycle')
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| 345 | expect(componentDidUnmount).to.be.true
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| 346 | expect(testComponent.children.length).to.equal(1)
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| 347 | expect(unmountedComponents).to.equal(2)
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| 348 | }, 2000)
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| 349 | done()
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| 350 | })
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| 351 | })
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| 352 |
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| 353 | describe('Component should mount, unmount, mount again and update with render function', function() {
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| 354 | function MountTest(props) {
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| 355 | return (
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| 356 | h(
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| 357 | 'p',
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| 358 | {
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| 359 | id: 'unmountBase',
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| 360 | },
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| 361 | props.message
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| 362 | )
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| 363 | )
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| 364 | }
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| 365 | let mountTest = mount(MountTest({ id: 'unmountBase', message: 'whatever'}), '#unmount')
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| 366 | let mountTestContainer = document.querySelector('#unmount')
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| 367 |
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| 368 | it('Component should be mounted.', function() {
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| 369 | expect(mountTest.element.nodeType).to.equal(1)
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| 370 | expect(mountTest.element.id).to.equal('unmountBase')
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| 371 | expect(mountTest.element.isMounted).to.equal(true)
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| 372 | expect(mountTestContainer.textContent).to.equal('whatever')
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| 373 | })
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| 374 | it('Unmount should remove component from DOM', function(done) {
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| 375 | setTimeout(() => {
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| 376 | unmount(mountTest)
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| 377 | expect(mountTestContainer.children.length).to.equal(0)
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| 378 | expect(mountTest.element).to.equal(null)
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| 379 | }, 1000)
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| 380 | done()
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| 381 | })
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| 382 | it('Should be able to re-mount unmounted component', function(done) {
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| 383 | setTimeout(() => {
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| 384 | mountTest = mount(MountTest({ id: 'unmountBase', message: 'new message' }), '#unmount')
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| 385 | expect(mountTest.element.nodeType).to.equal(1)
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| 386 | expect(mountTest.element.id).to.equal('unmountBase')
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| 387 | expect(mountTest.element.isMounted).to.equal(true)
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| 388 | expect(mountTestContainer.textContent).to.equal('new message')
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| 389 | }, 2000)
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| 390 | done()
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| 391 | })
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| 392 | it('Should be able to use render to update re-mounted component', function (done) {
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| 393 | setTimeout(() => {
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| 394 | mountTest = render(MountTest({ id: 'unmountBase', message: 'updated message' }), mountTest, '#unmount')
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| 395 | expect(mountTestContainer.textContent).to.equal('updated message')
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| 396 | }, 3000)
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| 397 | done()
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| 398 | })
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| 399 | })
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| 400 | mocha.run()
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| 401 | </script>
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| 402 | </body>
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| 403 | </html> |
| \ | No newline at end of file |