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/ * *
* Copyright 2018 Google Inc . All rights reserved .
* Modifications copyright ( c ) Microsoft Corporation .
*
* Licensed under the Apache License , Version 2.0 ( the "License" ) ;
* you may not use this file except in compliance with the License .
* You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an "AS IS" BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
* /
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import os from 'os' ;
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import { test as it , expect } from './pageTest' ;
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import { chromiumVersionLessThan } from '../config/utils' ;
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it ( 'should work @smoke' , async ( { page , browserName } ) = > {
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await page . setContent ( `
< head >
< title > Accessibility Test < / title >
< / head >
< body >
< h1 > Inputs < / h1 >
< input placeholder = "Empty input" autofocus / >
< input placeholder = "readonly input" readonly / >
< input placeholder = "disabled input" disabled / >
< input aria-label = "Input with whitespace" value = " " / >
< input value = "value only" / >
< input aria-placeholder = "placeholder" value = "and a value" / >
< div aria-hidden = "true" id = "desc" > This is a description ! < / div >
< input aria-placeholder = "placeholder" value = "and a value" aria-describedby = "desc" / >
< / body > ` );
// autofocus happens after a delay in chrome these days
await page . waitForFunction ( ( ) = > document . activeElement . hasAttribute ( 'autofocus' ) ) ;
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const golden = ( browserName === 'firefox' ) ? {
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role : 'document' ,
name : 'Accessibility Test' ,
children : [
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{ role : 'heading' , name : 'Inputs' , level : 1 } ,
{ role : 'textbox' , name : 'Empty input' , focused : true } ,
{ role : 'textbox' , name : 'readonly input' , readonly : true } ,
{ role : 'textbox' , name : 'disabled input' , disabled : true } ,
{ role : 'textbox' , name : 'Input with whitespace' , value : ' ' } ,
{ role : 'textbox' , name : '' , value : 'value only' } ,
{ role : 'textbox' , name : '' , value : 'and a value' } , // firefox doesn't use aria-placeholder for the name
{ role : 'textbox' , name : '' , value : 'and a value' , description : 'This is a description!' } , // and here
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]
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} : ( browserName === 'chromium' ) ? {
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role : 'WebArea' ,
name : 'Accessibility Test' ,
children : [
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{ role : 'heading' , name : 'Inputs' , level : 1 } ,
{ role : 'textbox' , name : 'Empty input' , focused : true } ,
{ role : 'textbox' , name : 'readonly input' , readonly : true } ,
{ role : 'textbox' , name : 'disabled input' , disabled : true } ,
{ role : 'textbox' , name : 'Input with whitespace' , value : ' ' } ,
{ role : 'textbox' , name : '' , value : 'value only' } ,
{ role : 'textbox' , name : 'placeholder' , value : 'and a value' } ,
{ role : 'textbox' , name : 'placeholder' , value : 'and a value' , description : 'This is a description!' } ,
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]
} : {
role : 'WebArea' ,
name : 'Accessibility Test' ,
children : [
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{ role : 'heading' , name : 'Inputs' , level : 1 } ,
{ role : 'textbox' , name : 'Empty input' , focused : true } ,
{ role : 'textbox' , name : 'readonly input' , readonly : true } ,
{ role : 'textbox' , name : 'disabled input' , disabled : true } ,
{ role : 'textbox' , name : 'Input with whitespace' , value : ' ' } ,
{ role : 'textbox' , name : '' , value : 'value only' } ,
{ role : 'textbox' , name : 'placeholder' , value : 'and a value' } ,
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// due to frozen WebKit on macOS 11 we have the if/else here
{ role : 'textbox' , name : parseInt ( os . release ( ) , 10 ) >= 21 ? 'placeholder' : 'This is a description!' , value : 'and a value' } , // webkit uses the description over placeholder for the name
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]
} ;
expect ( await page . accessibility . snapshot ( ) ) . toEqual ( golden ) ;
} ) ;
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it ( 'should work with regular text' , async ( { page , browserName } ) = > {
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await page . setContent ( ` <div>Hello World</div> ` ) ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( {
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role : browserName === 'firefox' ? 'text leaf' : 'text' ,
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name : 'Hello World' ,
} ) ;
} ) ;
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it ( 'roledescription' , async ( { page } ) = > {
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await page . setContent ( '<p tabIndex=-1 aria-roledescription="foo">Hi</p>' ) ;
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const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] . roledescription ) . toEqual ( 'foo' ) ;
} ) ;
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it ( 'orientation' , async ( { page } ) = > {
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await page . setContent ( '<a href="" role="slider" aria-orientation="vertical">11</a>' ) ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] . orientation ) . toEqual ( 'vertical' ) ;
} ) ;
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it ( 'autocomplete' , async ( { page } ) = > {
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await page . setContent ( '<div role="textbox" aria-autocomplete="list" aria-haspopup="menu">hi</div>' ) ;
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const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] . autocomplete ) . toEqual ( 'list' ) ;
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expect ( snapshot . children [ 0 ] . haspopup ) . toEqual ( 'menu' ) ;
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} ) ;
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it ( 'multiselectable' , async ( { page } ) = > {
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await page . setContent ( '<div role="grid" tabIndex=-1 aria-multiselectable=true>hey</div>' ) ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] . multiselectable ) . toEqual ( true ) ;
} ) ;
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it ( 'keyshortcuts' , async ( { page } ) = > {
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await page . setContent ( '<div role="grid" tabIndex=-1 aria-keyshortcuts="foo">hey</div>' ) ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] . keyshortcuts ) . toEqual ( 'foo' ) ;
} ) ;
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it ( 'should not report text nodes inside controls' , async function ( { page , browserName } ) {
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await page . setContent ( `
< div role = "tablist" >
< div role = "tab" aria-selected = "true" > < b > Tab1 < / b > < / div >
< div role = "tab" > Tab2 < / div >
< / div > ` );
const golden = {
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role : browserName === 'firefox' ? 'document' : 'WebArea' ,
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name : '' ,
children : [ {
role : 'tab' ,
name : 'Tab1' ,
selected : true
} , {
role : 'tab' ,
name : 'Tab2'
} ]
} ;
expect ( await page . accessibility . snapshot ( ) ) . toEqual ( golden ) ;
} ) ;
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it ( 'rich text editable fields should have children' , async function ( { page , browserName , browserVersion , isWebView2 } ) {
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it . skip ( browserName === 'webkit' , 'WebKit rich text accessibility is iffy' ) ;
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it . skip ( isWebView2 , 'WebView2 is missing a Chromium fix' ) ;
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await page . setContent ( `
< div contenteditable = "true" >
Edit this image : < img src = "fakeimage.png" alt = "my fake image" >
< / div > ` );
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const golden = browserName === 'firefox' ? {
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role : 'section' ,
name : '' ,
children : [ {
role : 'text leaf' ,
name : 'Edit this image: '
} , {
role : 'text' ,
name : 'my fake image'
} ]
} : {
role : 'generic' ,
name : '' ,
value : 'Edit this image: ' ,
children : [ {
role : 'text' ,
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name : chromiumVersionLessThan ( browserVersion , '108.0.5325.0' ) ? 'Edit this image:' : 'Edit this image: '
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} , {
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role : chromiumVersionLessThan ( browserVersion , '117.0.5927.0' ) ? 'img' : 'image' ,
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name : 'my fake image'
} ]
} ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( golden ) ;
} ) ;
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it ( 'rich text editable fields with role should have children' , async function ( { page , browserName , browserMajorVersion , browserVersion , isWebView2 } ) {
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it . skip ( browserName === 'webkit' , 'WebKit rich text accessibility is iffy' ) ;
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it . skip ( isWebView2 , 'WebView2 is missing a Chromium fix' ) ;
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await page . setContent ( `
< div contenteditable = "true" role = 'textbox' >
Edit this image : < img src = "fakeimage.png" alt = "my fake image" >
< / div > ` );
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const golden = browserName === 'firefox' ? {
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role : 'textbox' ,
name : '' ,
value : 'Edit this image: my fake image' ,
children : [ {
role : 'text' ,
name : 'my fake image'
} ]
} : {
role : 'textbox' ,
name : '' ,
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multiline : ( browserName === 'chromium' && browserMajorVersion >= 92 ) ? true : undefined ,
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value : 'Edit this image: ' ,
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children : ( chromiumVersionLessThan ( browserVersion , '104.0.1293.1' ) && browserName === 'chromium' ) ? [ {
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role : 'text' ,
name : 'Edit this image:'
} , {
role : 'img' ,
name : 'my fake image'
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} ] : [ {
role : 'text' ,
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name : chromiumVersionLessThan ( browserVersion , '108.0.5325.0' ) ? 'Edit this image:' : 'Edit this image: '
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} ]
} ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( golden ) ;
} ) ;
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it ( 'non editable textbox with role and tabIndex and label should not have children' , async function ( { page , browserName } ) {
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await page . setContent ( `
< div role = "textbox" tabIndex = 0 aria-checked = "true" aria-label = "my favorite textbox" >
this is the inner content
< img alt = "yo" src = "fakeimg.png" >
< / div > ` );
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const golden = ( browserName === 'firefox' ) ? {
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role : 'textbox' ,
name : 'my favorite textbox' ,
value : 'this is the inner content yo'
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} : ( browserName === 'chromium' ) ? {
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role : 'textbox' ,
name : 'my favorite textbox' ,
value : 'this is the inner content '
} : {
role : 'textbox' ,
name : 'my favorite textbox' ,
value : 'this is the inner content ' ,
} ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( golden ) ;
} ) ;
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it ( 'checkbox with and tabIndex and label should not have children' , async function ( { page } ) {
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await page . setContent ( `
< div role = "checkbox" tabIndex = 0 aria-checked = "true" aria-label = "my favorite checkbox" >
this is the inner content
< img alt = "yo" src = "fakeimg.png" >
< / div > ` );
const golden = {
role : 'checkbox' ,
name : 'my favorite checkbox' ,
checked : true
} ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( golden ) ;
} ) ;
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it ( 'checkbox without label should not have children' , async ( { page , browserName } ) = > {
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await page . setContent ( `
< div role = "checkbox" aria-checked = "true" >
this is the inner content
< img alt = "yo" src = "fakeimg.png" >
< / div > ` );
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const golden = browserName === 'firefox' ? {
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role : 'checkbox' ,
name : 'this is the inner content yo' ,
checked : true
} : {
role : 'checkbox' ,
name : 'this is the inner content yo' ,
checked : true
} ;
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . children [ 0 ] ) . toEqual ( golden ) ;
} ) ;
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it ( 'should work a button' , async ( { page } ) = > {
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await page . setContent ( ` <button>My Button</button> ` ) ;
const button = await page . $ ( 'button' ) ;
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expect ( await page . accessibility . snapshot ( { root : button } ) ) . toEqual ( {
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role : 'button' ,
name : 'My Button'
} ) ;
} ) ;
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it ( 'should work an input' , async ( { page } ) = > {
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await page . setContent ( ` <input title="My Input" value="My Value"> ` ) ;
const input = await page . $ ( 'input' ) ;
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expect ( await page . accessibility . snapshot ( { root : input } ) ) . toEqual ( {
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role : 'textbox' ,
name : 'My Input' ,
value : 'My Value'
} ) ;
} ) ;
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it ( 'should work on a menu' , async ( { page , browserName , browserVersion } ) = > {
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await page . setContent ( `
< div role = "menu" title = "My Menu" >
< div role = "menuitem" > First Item < / div >
< div role = "menuitem" > Second Item < / div >
< div role = "menuitem" > Third Item < / div >
< / div >
` );
const menu = await page . $ ( 'div[role="menu"]' ) ;
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expect ( await page . accessibility . snapshot ( { root : menu } ) ) . toEqual ( {
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role : 'menu' ,
name : 'My Menu' ,
children :
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[ { role : 'menuitem' , name : 'First Item' } ,
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{ role : 'menuitem' , name : 'Second Item' } ,
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{ role : 'menuitem' , name : 'Third Item' } ] ,
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orientation : ( browserName === 'webkit' || ( browserName === 'chromium' && ! chromiumVersionLessThan ( browserVersion , '98.0.1089' ) ) ) ? 'vertical' : undefined
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} ) ;
} ) ;
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it ( 'should return null when the element is no longer in DOM' , async ( { page } ) = > {
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await page . setContent ( ` <button>My Button</button> ` ) ;
const button = await page . $ ( 'button' ) ;
await page . $eval ( 'button' , button = > button . remove ( ) ) ;
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expect ( await page . accessibility . snapshot ( { root : button } ) ) . toEqual ( null ) ;
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} ) ;
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it ( 'should show uninteresting nodes' , async ( { page } ) = > {
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await page . setContent ( `
< div id = "root" role = "textbox" >
< div >
hello
< div >
world
< / div >
< / div >
< / div >
` );
const root = await page . $ ( '#root' ) ;
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const snapshot = await page . accessibility . snapshot ( { root , interestingOnly : false } ) ;
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expect ( snapshot . role ) . toBe ( 'textbox' ) ;
expect ( snapshot . value ) . toContain ( 'hello' ) ;
expect ( snapshot . value ) . toContain ( 'world' ) ;
expect ( ! ! snapshot . children ) . toBe ( true ) ;
} ) ;
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it ( 'should work when there is a title ' , async ( { page } ) = > {
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await page . setContent ( `
< title > This is the title < / title >
< div > This is the content < / div >
` );
const snapshot = await page . accessibility . snapshot ( ) ;
expect ( snapshot . name ) . toBe ( 'This is the title' ) ;
expect ( snapshot . children [ 0 ] . name ) . toBe ( 'This is the content' ) ;
} ) ;
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it ( 'should work with aria-invalid accessibility tree' , async ( { page , browserName , server } ) = > {
await page . goto ( server . EMPTY_PAGE ) ;
await page . setContent ( ` <a href="/hi" aria-invalid="true">WHO WE ARE</a> ` ) ;
expect ( await page . accessibility . snapshot ( ) ) . toEqual ( {
'role' : browserName === 'firefox' ? 'document' : 'WebArea' ,
'name' : '' ,
'children' : [
{
'role' : 'link' ,
'name' : 'WHO WE ARE' ,
'invalid' : 'true' ,
'value' : browserName === 'firefox' ? ` ${ server . PREFIX } /hi ` : undefined
}
]
} ) ;
} ) ;
