How to use AccessibilitySnapshotOptions class of PuppeteerSharp.PageAccessibility package

Best Puppeteer-sharp code snippet using PuppeteerSharp.PageAccessibility.AccessibilitySnapshotOptions

AccessibilityTests.cs

Source:AccessibilityTests.cs Github

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...140 }141 }142 }143 },144 FindFocusedNode(await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions145 {146 InterestingOnly = false147 })));148 }149 [Fact]150 public async Task RoleDescription()151 {152 await Page.SetContentAsync("<div tabIndex=-1 aria-roledescription='foo'>Hi</div>");153 var snapshot = await Page.Accessibility.SnapshotAsync();154 Assert.Equal("foo", snapshot.Children[0].RoleDescription);155 }156 [Fact]157 public async Task Orientation()158 { ...

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RootOptionTests.cs

Source:RootOptionTests.cs Github

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...23 {24 Role = "button",25 Name = "My Button"26 },27 await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions { Root = button }));28 }2930 [Fact]31 public async Task ShouldWorkAnInput()32 {33 await Page.SetContentAsync("<input title='My Input' value='My Value'>");3435 var input = await Page.QuerySelectorAsync("input");36 Assert.Equal(37 new SerializedAXNode38 {39 Role = "textbox",40 Name = "My Input",41 Value = "My Value"42 },43 await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions { Root = input }));44 }4546 [Fact]47 public async Task ShouldWorkAMenu()48 {49 await Page.SetContentAsync(@"50 <div role=""menu"" title=""My Menu"" >51 <div role=""menuitem"">First Item</div>52 <div role=""menuitem"">Second Item</div>53 <div role=""menuitem"">Third Item</div>54 </div>55 ");5657 var menu = await Page.QuerySelectorAsync("div[role=\"menu\"]");58 Assert.Equal(59 new SerializedAXNode60 {61 Role = "menu",62 Name = "My Menu",63 Children = new[]64 {65 new SerializedAXNode66 {67 Role = "menuitem",68 Name = "First Item"69 },70 new SerializedAXNode71 {72 Role = "menuitem",73 Name = "Second Item"74 },75 new SerializedAXNode76 {77 Role = "menuitem",78 Name = "Third Item"79 }80 }81 },82 await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions { Root = menu }));83 }8485 [Fact]86 public async Task ShouldReturnNullWhenTheElementIsNoLongerInDOM()87 {88 await Page.SetContentAsync("<button>My Button</button>");89 var button = await Page.QuerySelectorAsync("button");90 await Page.EvaluateFunctionAsync("button => button.remove()", button);91 Assert.Null(await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions { Root = button }));92 }9394 [Fact]95 public async Task ShouldSupportTheInterestingOnlyOption()96 {97 await Page.SetContentAsync("<div><button>My Button</button></div>");98 var div = await Page.QuerySelectorAsync("div");99 Assert.Null(await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions100 {101 Root = div102 }));103 Assert.Equal(104 new SerializedAXNode105 {106 Role = "GenericContainer",107 Name = "",108 Children = new[]109 {110 new SerializedAXNode111 {112 Role = "button",113 Name = "My Button"114 }115 }116 },117 await Page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions118 {119 Root = div,120 InterestingOnly = false121 }));122 }123 }124} ...

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Accessibility.cs

Source:Accessibility.cs Github

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...26 /// Snapshots the async.27 /// </summary>28 /// <returns>The async.</returns>29 /// <param name="options">Options.</param>30 public async Task<SerializedAXNode> SnapshotAsync(AccessibilitySnapshotOptions options = null)31 {32 var response = await _client.SendAsync<AccessibilityGetFullAXTreeResponse>("Accessibility.getFullAXTree").ConfigureAwait(false);33 var nodes = response.Nodes;34 int? backendNodeId = null;35 if (options?.Root != null)36 {37 var node = await _client.SendAsync<DomDescribeNodeResponse>("DOM.describeNode", new DomDescribeNodeRequest38 {39 ObjectId = options.Root.RemoteObject.ObjectId40 }).ConfigureAwait(false);41 backendNodeId = node.Node.BackendNodeId;42 }43 var defaultRoot = AXNode.CreateTree(nodes);44 var needle = defaultRoot;...

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AccessibilitySnapshotOptions.cs

Source:AccessibilitySnapshotOptions.cs Github

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1namespace PuppeteerSharp.PageAccessibility2{3 /// <summary>4 /// <see cref="Accessibility.SnapshotAsync(AccessibilitySnapshotOptions)"/>5 /// </summary>6 /// <seealso cref="Page.Accessibility"/>7 public class AccessibilitySnapshotOptions8 {9 /// <summary>10 /// Prune uninteresting nodes from the tree. Defaults to true.11 /// </summary>12 public bool InterestingOnly { get; set; } = true;13 /// <summary>14 /// The root DOM element for the snapshot. Defaults to the whole page.15 /// </summary>16 public ElementHandle Root { get; set; }17 }...

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AccessibilitySnapshotOptions

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1using PuppeteerSharp;2using PuppeteerSharp.PageAccessibility;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 {10 Args = new string[] { "--no-sandbox" }11 };12 var browser = await Puppeteer.LaunchAsync(options);13 var page = await browser.NewPageAsync();14 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions15 {16 });17 Console.WriteLine(snapshot);18 await browser.CloseAsync();19 }20 }21}22using PuppeteerSharp;23using System;24using System.Threading.Tasks;25{26 {27 static async Task Main(string[] args)28 {29 {30 Args = new string[] { "--no-sandbox" }31 };32 var browser = await Puppeteer.LaunchAsync(options);33 var page = await browser.NewPageAsync();34 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions35 {36 });37 Console.WriteLine(snapshot);38 await browser.CloseAsync();39 }40 }41}42I have a question, how to use AccessibilitySnapshotOptions class of PuppeteerSharp.PageAccessibility package in 1.cs file? I am getting the error "The type or namespace name 'AccessibilitySnapshotOptions' could not be found (are you missing a using directive or an assembly reference?)"43I am getting the error "The type or namespace name 'AccessibilitySnapshotOptions' could not be found (are you missing a using directive or an assembly reference?)"

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AccessibilitySnapshotOptions

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1using PuppeteerSharp;2using PuppeteerSharp.PageAccessibility;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);10 var browser = await Puppeteer.LaunchAsync(new LaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 var accessibilityTree = await page.Accessibility.SnapshotAsync();15 Console.WriteLine(accessibilityTree);16 await browser.CloseAsync();17 }18 }19}20{ "role": "rootWebArea", "name": "", "value": "", "description": "", "keyshortcuts": "", "roledescription": "", "valuetext": "", "disabled": false, "expanded": false, "modal": false, "multiline": false, "multiselectable": false, "readonly": false, "required": false, "selected": false, "checked": "undefined", "pressed": "undefined", "level": 0, "valuemin": 0, "valuemax": 0, "autocomplete": "", "haspopup": "undefined", "invalid": "false", "orientation": "undefined", "children": [ { "role": "genericContainer", "name": "", "value": "", "description": "", "keyshortcuts": "", "roledescription": "", "valuetext": "", "disabled": false, "expanded": false, "modal": false, "multiline": false, "multiselectable": false, "readonly": false, "required": false, "selected": false, "checked": "undefined", "pressed": "undefined", "level": 0, "valuemin": 0, "valuemax": 0, "autocomplete": "", "haspopup": "undefined", "invalid": "false", "orientation": "undefined", "children": [ { "role": "genericContainer", "name": "", "value": "", "description": "", "keyshortcuts": "", "roledescription": "", "valuetext": "", "disabled": false, "expanded": false, "modal": false, "multiline": false, "multiselectable": false, "readonly": false, "required": false, "

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AccessibilitySnapshotOptions

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1using PuppeteerSharp;2using PuppeteerSharp.PageAccessibility;3using System;4using System.Threading.Tasks;5{6 {7 static void Main(string[] args)8 {9 MainAsync().GetAwaiter().GetResult();10 }11 static async Task MainAsync()12 {13 var options = new LaunchOptions { Headless = true };14 using (var browser = await Puppeteer.LaunchAsync(options))15 using (var page = await browser.NewPageAsync())16 {17 var accessibility = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions { IncludeImageLabels = false });18 Console.WriteLine(accessibility);19 }20 }21 }22}23{24 {25 {

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AccessibilitySnapshotOptions

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1using PuppeteerSharp.PageAccessibility;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 static async Task Main(string[] args)10 {11 {12 Args = new string[] { "--no-sandbox" }13 };14 using (var browser = await Puppeteer.LaunchAsync(options))15 {16 var page = await browser.NewPageAsync();17 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions18 {19 Root = await page.QuerySelectorAsync("body")20 });21 Console.WriteLine(snapshot);22 }23 }24 }25}26{27 {

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AccessibilitySnapshotOptions

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Threading.Tasks;5using PuppeteerSharp;6using PuppeteerSharp.PageAccessibility;7{8 {9 public static async Task<AccessibilitySnapshot> AccessibilitySnapshot(this Page page, AccessibilitySnapshotOptions options = null)10 {11 options = options ?? new AccessibilitySnapshotOptions();12 var result = await page.EvaluateFunctionAsync<AccessibilitySnapshot>(@"(options) => {13 const node = document.querySelector(options.selector);14 return node ? window.getComputedStyle(node) : null;15 }", options);16 return result;17 }18 }19}20using System;21using System.Collections.Generic;22using System.Linq;23using System.Threading.Tasks;24using PuppeteerSharp;25using PuppeteerSharp.PageAccessibility;26{27 {28 public string[] BackgroundColor { get; set; }29 public string BackgroundImage { get; set; }30 public string BackgroundPosition { get; set; }31 public string BackgroundRepeat { get; set; }32 public string BackgroundSize { get; set; }33 public string BorderBottomColor { get; set; }34 public string BorderBottomStyle { get; set; }35 public string BorderBottomWidth { get; set; }36 public string BorderLeftColor { get; set; }37 public string BorderLeftStyle { get; set; }38 public string BorderLeftWidth { get; set; }39 public string BorderRightColor { get; set; }40 public string BorderRightStyle { get; set; }41 public string BorderRightWidth { get; set; }42 public string BorderTopColor { get; set; }43 public string BorderTopStyle { get; set; }44 public string BorderTopWidth { get; set; }45 public string Bottom { get; set; }46 public string BoxSizing { get; set; }47 public string CaptionSide { get; set; }48 public string Color { get; set; }49 public string Content { get; set; }50 public string CounterIncrement { get; set; }51 public string CounterReset { get; set; }52 public string Cursor { get; set; }53 public string Direction { get; set; }54 public string Display {

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AccessibilitySnapshotOptions

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1using PuppeteerSharp.PageAccessibility;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions10 {11 Args = new string[] { "--no-sandbox" }12 });13 var page = await browser.NewPageAsync();14 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions15 {16 Root = await page.QuerySelectorAsync("body")17 });18 await browser.CloseAsync();19 }20 }21}22using PuppeteerSharp.PageAccessibility;23using System;24using System.Threading.Tasks;25{26 {27 static async Task Main(string[] args)28 {29 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);30 var browser = await Puppeteer.LaunchAsync(new LaunchOptions31 {32 Args = new string[] { "--no-sandbox" }33 });34 var page = await browser.NewPageAsync();35 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions36 {37 Root = await page.QuerySelectorAsync("body")38 });39 await browser.CloseAsync();40 }41 }42}43using PuppeteerSharp.PageAccessibility;44using System;45using System.Threading.Tasks;46{47 {48 static async Task Main(string[] args)49 {50 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);51 var browser = await Puppeteer.LaunchAsync(new LaunchOptions52 {53 Args = new string[] { "--no-sandbox" }54 });55 var page = await browser.NewPageAsync();

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AccessibilitySnapshotOptions

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1using PuppeteerSharp;2using PuppeteerSharp.PageAccessibility;3using System;4using System.Collections.Generic;5using System.Threading.Tasks;6{7 {8 public bool IncludeStyles { get; set; } = true;9 public bool IncludeAttributeValues { get; set; } = true;10 public bool IncludeText { get; set; } = true;11 public bool IncludeRanges { get; set; } = true;12 public bool IncludeRoot { get; set; } = true;13 public bool IncludeHidden { get; set; } = false;14 public bool IncludeIFrames { get; set; } = true;15 }16}17using PuppeteerSharp;18using PuppeteerSharp.PageAccessibility;19using System;20using System.Collections.Generic;21using System.Threading.Tasks;22{23 {24 public bool IncludeStyles { get; set; } = true;25 public bool IncludeAttributeValues { get; set; } = true;26 public bool IncludeText { get; set; } = true;27 public bool IncludeRanges { get; set; } = true;28 public bool IncludeRoot { get; set; } = true;29 public bool IncludeHidden { get; set; } = false;30 public bool IncludeIFrames { get; set; } = true;31 }32}33using PuppeteerSharp;34using PuppeteerSharp.PageAccessibility;35using System;36using System.Collections.Generic;37using System.Threading.Tasks;38{39 {40 public bool IncludeStyles { get; set; } = true;41 public bool IncludeAttributeValues { get; set; } = true;42 public bool IncludeText { get; set; } = true;43 public bool IncludeRanges { get; set; } = true;44 public bool IncludeRoot { get; set; } = true;45 public bool IncludeHidden { get; set; } = false;46 public bool IncludeIFrames { get; set; } = true;47 }48}

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AccessibilitySnapshotOptions

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1using PuppeteerSharp;2using PuppeteerSharp.PageAccessibility;3using System;4using System.IO;5using System.Threading.Tasks;6{7 {8 static async Task Main(string[] args)9 {10 {11 Args = new string[] { "--no-sandbox" }12 };13 using (var browser = await Puppeteer.LaunchAsync(options))14 using (var page = await browser.NewPageAsync())15 {16 var snapshot = await page.Accessibility.SnapshotAsync(new AccessibilitySnapshotOptions17 {18 Include = new string[] { "input" }19 });20 File.WriteAllText("snapshot.json", snapshot);21 }22 }23 }24}

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