| 1 | <!DOCTYPE html>
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| 2 | <html lang="en">
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| 3 |
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| 4 | <head>
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| 5 | <meta charset="UTF-8">
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| 6 | <meta name="viewport" content="width=device-width, initial-scale=1.0">
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| 7 | <meta http-equiv="X-UA-Compatible" content="ie=edge">
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| 8 | <title>Document</title>
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| 9 | <link href="https://unpkg.com/mocha@4.0.1/mocha.css" rel="stylesheet" />
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| 10 | <link rel="stylesheet" href="/test/styles.css">
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| 11 | <link rel="icon" type="image/png" href="/resources/favicon-16x16.png" sizes="16x16" />
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| 12 | <link rel="icon" type="image/png" href="/resources/favicon-32x32.png" sizes="32x32" />
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| 13 | </head>
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| 14 |
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| 15 | <body>
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| 16 | <nav onclick="location.pathname='/test/index.html'">
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| 17 | <h1>Mocha Tests - Composi DataStore</h1>
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| 18 | </nav>
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| 19 | <section>
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| 20 | <div id="mocha"></div>
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| 21 | <div id="messages"></div>
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| 22 | <div id="fixtures"></div>
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| 23 | <div id="hide-tests">
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| 24 | <div id="title-component"></div>
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| 25 | </div>
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| 26 | </section>
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| 27 |
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| 28 | <script src='/dist/composi.js'></script>
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| 29 | <script src="https://unpkg.com/mocha@4.0.1/mocha.js"></script>
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| 30 | <script src="https://unpkg.com/chai@4.1.2/chai.js"></script>
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| 31 | <script>mocha.setup('bdd')</script>
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| 32 | <script>
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| 33 |
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| 34 | const { h, DataStore, DataStoreComponent, Observer, uuid } = composi
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| 35 | const should = chai.should()
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| 36 | const expect = chai.expect
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| 37 |
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| 38 | describe('uuid should create an RFC4122 version 4 compliant uuid', function() {
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| 39 | const id = uuid()
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| 40 | it('Uuid should have 36 characters', function() {
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| 41 | expect(typeof id).to.equal('string')
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| 42 | expect(id.length).to.equal(36)
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| 43 | })
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| 44 | })
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| 45 |
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| 46 | describe('Create DataStore Instance', function () {
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| 47 | const dataStore1 = new DataStore({
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| 48 | state: {
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| 49 | title: 'This is the Title!'
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| 50 | }
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| 51 | })
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| 52 | it('New DataStore', function () {
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| 53 | expect(typeof dataStore1).to.equal('object')
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| 54 | expect(typeof dataStore1.state).to.equal('object')
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| 55 | expect(dataStore1.state.title).to.equal('This is the Title!')
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| 56 | })
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| 57 | })
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| 58 |
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| 59 | describe('Using setState on dataStore should change its state', function() {
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| 60 | const dataStore2 = new DataStore({
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| 61 | state: {
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| 62 | items: [1,2,3]
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| 63 | }
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| 64 | })
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| 65 | it('New dataStore state should have three items', function() {
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| 66 | expect(dataStore2.state.items.length).to.equal(3)
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| 67 | expect(dataStore2.state.items[0]).to.equal(1)
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| 68 | expect(dataStore2.state.items[1]).to.equal(2)
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| 69 | expect(dataStore2.state.items[2]).to.equal(3)
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| 70 | })
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| 71 | it('Use setState to add item to dataStore', function(done) {
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| 72 | setTimeout(() => {
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| 73 | dataStore2.setState(prevState => {
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| 74 | prevState.items.push(4)
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| 75 | return prevState
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| 76 | })
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| 77 | expect(dataStore2.state.items.length).to.equal(4)
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| 78 | expect(dataStore2.state.items[3]).to.equal(4)
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| 79 | }, 1000)
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| 80 | done()
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| 81 | })
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| 82 | })
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| 83 |
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| 84 |
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| 85 | describe('dataStore.watch should react to dataStore.setState', function() {
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| 86 | let dataStoreData = []
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| 87 |
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| 88 | const dataStore3 = new DataStore({
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| 89 | state: {
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| 90 | items: [
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| 91 | {
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| 92 | key: 101,
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| 93 | value: 'Apples'
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| 94 | },
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| 95 | {
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| 96 | key: 102,
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| 97 | value: 'Oranges'
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| 98 | }
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| 99 | ]
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| 100 | }
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| 101 | })
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| 102 | dataStore3.watch('dataStoreStateChanged', data => {
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| 103 | dataStoreData = data
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| 104 | })
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| 105 |
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| 106 | it('The variable dataStoreData should be an empty array', function() {
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| 107 | expect(dataStoreData.length).to.equal(0)
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| 108 | })
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| 109 | it('Initial dataStore items should be two', function() {
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| 110 | expect(dataStore3.state.items.length).to.equal(2)
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| 111 | expect(dataStore3.state.items[0].value).to.equal('Apples')
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| 112 | expect(dataStore3.state.items[1].value).to.equal('Oranges')
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| 113 | })
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| 114 | it('Update dataStore using setState should dispatch dataStoreStateChanged event', function(done) {
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| 115 | setTimeout(() => {
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| 116 | dataStore3.setState(prevState => {
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| 117 | prevState.items.push({
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| 118 | key: 103,
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| 119 | value: 'Bananas'
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| 120 | })
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| 121 | return prevState
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| 122 | })
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| 123 | expect(dataStore3.state.items.length).to.equal(3)
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| 124 | expect(dataStore3.state.items[2].value).to.equal('Bananas')
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| 125 | }, 1000)
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| 126 | done()
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| 127 | })
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| 128 | it('dataStore should have dispatched dataStoreStateChanged and data, resulting in dataStoreData now holding copy of dataStore state', function(done) {
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| 129 | setTimeout(() => {
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| 130 | expect(dataStoreData.items.length).to.equal(3)
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| 131 | expect(dataStoreData.items[0].value).to.equal('Apples')
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| 132 | expect(dataStoreData.items[1].value).to.equal('Oranges')
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| 133 | expect(dataStoreData.items[2].value).to.equal('Bananas')
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| 134 | }, 1500)
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| 135 | done()
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| 136 | })
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| 137 | })
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| 138 |
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| 139 |
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| 140 | const dataStore4 = new DataStore({
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| 141 | state: {
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| 142 | title: 'A New Title'
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| 143 | }
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| 144 | })
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| 145 | class Title extends DataStoreComponent {
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| 146 | render(data) {
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| 147 | return (
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| 148 | h(
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| 149 | 'h1',
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| 150 | null,
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| 151 | data.title
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| 152 | )
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| 153 | )
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| 154 | }
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| 155 | }
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| 156 | const title = new Title({
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| 157 | container: '#title-component',
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| 158 | dataStore: dataStore4
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| 159 | })
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| 160 | window.dataStore4 = dataStore4
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| 161 | window.title = title
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| 162 |
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| 163 | const titleTest = document.querySelector('#title-component')
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| 164 |
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| 165 | describe('dataStore Component should not mount when first initialized with dataStore', function() {
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| 166 | it('Component should not yet be mounted', function() {
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| 167 | expect(titleTest.children.length).to.equal(0)
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| 168 | })
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| 169 | })
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| 170 |
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| 171 | describe('Component should mount after passing dataStore.state to its update method', function() {
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| 172 | it('component should mount when dataStore is passed to its update method', function(done) {
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| 173 | setTimeout(() => {
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| 174 | title.update(dataStore4.state)
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| 175 | expect(titleTest.children.length).to.equal(1)
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| 176 | expect(titleTest.children[0].textContent).to.equal('A New Title')
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| 177 | }, 1000)
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| 178 | done()
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| 179 | })
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| 180 | })
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| 181 |
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| 182 | describe('Update state of dataStore used by component', function() {
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| 183 | it('Changing state of dataStore with setState should change value of rendered component', function(done) {
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| 184 | setTimeout(() => {
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| 185 | dataStore4.setState(prevState => {
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| 186 | prevState.title = 'This is a brand new title!'
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| 187 | return prevState
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| 188 | })
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| 189 | expect(titleTest.children.length).to.equal(1)
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| 190 | expect(titleTest.children[0].textContent).to.equal('This is a brand new title!')
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| 191 | }, 2000)
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| 192 | done()
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| 193 | })
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| 194 | })
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| 195 |
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| 196 | let observerDataTest = ''
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| 197 | const observer = new Observer()
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| 198 | describe('Create a new Observer', function() {
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| 199 | it('New observer should have empty event property', function() {
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| 200 | expect(Object.keys(observer.events).length).to.equal(0)
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| 201 | expect(observerDataTest).to.not.be.ok
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| 202 | })
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| 203 | })
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| 204 |
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| 205 | describe('Observer with watcher should react to event being dispatched', function() {
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| 206 | it('Dispatching "event-test" should trigger watcher for that event', function(done) {
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| 207 | setTimeout(() => {
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| 208 | observer.watch('event-test', data => {
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| 209 | observerDataTest = data
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| 210 | })
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| 211 | observer.dispatch('event-test', 'This is the dispatched data')
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| 212 | })
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| 213 | done()
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| 214 | })
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| 215 | it('After dispatching event, the dispatchd data should have been assigned to test variable', function() {
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| 216 | it('The observer watcher should have updated the value of observerDataTest', function(done) {
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| 217 | setTimeout(() => {
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| 218 | expect(observerDataTest).to.equal('This is the dispatched data')
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| 219 | })
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| 220 | done()
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| 221 | }, 1000)
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| 222 | })
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| 223 | })
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| 224 |
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| 225 | mocha.run()
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| 226 | </script>
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| 227 | </body>
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| 228 |
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| 229 | </html> |
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