Best Puppeteer-sharp code snippet using PuppeteerSharp.Messaging.CoverageResponseRange
CSSCoverage.cs
Source: CSSCoverage.cs
...53 _client.SendAsync("CSS.disable"),54 _client.SendAsync("DOM.disable")55 ).ConfigureAwait(false);56 _client.MessageReceived -= client_MessageReceived;57 var styleSheetIdToCoverage = new Dictionary<string, List<CoverageResponseRange>>();58 foreach (var entry in ruleTrackingResponseTask.Result.RuleUsage)59 {60 styleSheetIdToCoverage.TryGetValue(entry.StyleSheetId, out var ranges);61 if (ranges == null)62 {63 ranges = new List<CoverageResponseRange>();64 styleSheetIdToCoverage[entry.StyleSheetId] = ranges;65 }66 ranges.Add(new CoverageResponseRange67 {68 StartOffset = entry.StartOffset,69 EndOffset = entry.EndOffset,70 Count = entry.Used ? 1 : 0,71 });72 }73 var coverage = new List<CoverageEntry>();74 foreach (var styleSheetId in _stylesheetURLs.Keys)75 {76 var url = _stylesheetURLs[styleSheetId];77 var text = _stylesheetSources[styleSheetId];78 styleSheetIdToCoverage.TryGetValue(styleSheetId, out var responseRanges);79 var ranges = Coverage.ConvertToDisjointRanges(responseRanges ?? new List<CoverageResponseRange>());80 coverage.Add(new CoverageEntry81 {82 Url = url,83 Ranges = ranges,84 Text = text85 });86 }87 return coverage.ToArray();88 }89 private async void client_MessageReceived(object sender, MessageEventArgs e)90 {91 switch (e.MessageID)92 {93 case "CSS.styleSheetAdded":...
Coverage.cs
Source: Coverage.cs
...48 /// JavaScript Coverage doesn't include anonymous scripts; however, scripts with sourceURLs are reported.49 /// </remarks>50 public Task<CoverageEntry[]> StopCSSCoverageAsync() => _cssCoverage.StopAsync();5152 internal static CoverageEntryRange[] ConvertToDisjointRanges(List<CoverageResponseRange> nestedRanges)53 {54 var points = new List<CoverageEntryPoint>();55 foreach (var range in nestedRanges)56 {57 points.Add(new CoverageEntryPoint58 {59 Offset = range.StartOffset,60 Type = 0,61 Range = range62 });6364 points.Add(new CoverageEntryPoint65 {66 Offset = range.EndOffset,
...
CoverageEntryPoint.cs
Source: CoverageEntryPoint.cs
...5 internal class CoverageEntryPoint : IComparable<CoverageEntryPoint>6 {7 public int Offset { get; internal set; }8 public int Type { get; internal set; }9 public CoverageResponseRange Range { get; internal set; }10 public int CompareTo(CoverageEntryPoint other)11 {12 // Sort with increasing offsets.13 if (Offset != other.Offset)14 {15 return Offset - other.Offset;16 }1718 // All "end" points should go before "start" points.19 if (Type != other.Type)20 {21 return Type - other.Type;22 }23
...
ProfilerTakePreciseCoverageResponse.cs
...14 }15 internal class ProfilerTakePreciseCoverageResponseFunction16 {17 [JsonProperty("ranges")]18 public CoverageResponseRange[] Ranges { get; set; }19 }20 }21}...
CoverageResponseRange.cs
Source: CoverageResponseRange.cs
1using Newtonsoft.Json;2namespace PuppeteerSharp.Messaging3{4 internal class CoverageResponseRange5 {6 [JsonProperty("startOffset")]7 public int StartOffset { get; set; }8 [JsonProperty("endOffset")]9 public int EndOffset { get; set; }10 [JsonProperty("count")]11 public int Count { get; set; }12 [JsonProperty("styleSheetId")]13 public string StyleSheetId { get; set; }14 }15}...
CoverageResponseRange
Using AI Code Generation
1using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true }))2{3 var page = await browser.NewPageAsync();4 await page.Coverage.StartJSCoverageAsync(true);5 var jsCoverage = await page.Coverage.StopJSCoverageAsync();6 foreach (var entry in jsCoverage)7 {8 foreach (var range in entry.Ranges)9 {10 var startOffset = range.StartOffset;11 var endOffset = range.EndOffset;12 var count = range.Count;13 }14 }15}16using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true }))17{18 var page = await browser.NewPageAsync();19 await page.Coverage.StartJSCoverageAsync(true);20 var jsCoverage = await page.Coverage.StopJSCoverageAsync();21 foreach (var entry in jsCoverage)22 {23 foreach (var range in entry.Ranges)24 {25 var startOffset = range.StartOffset;26 var endOffset = range.EndOffset;27 var count = range.Count;28 }29 }30}
CoverageResponseRange
Using AI Code Generation
1var response = await Page.Coverage.StartJSCoverageAsync();2var response = await Page.Coverage.StopJSCoverageAsync();3var response = await Page.Coverage.StartCSSCoverageAsync();4var response = await Page.Coverage.StopCSSCoverageAsync();5var response = await Page.Coverage.StartCSSCoverageAsync();6var response = await Page.Coverage.StopCSSCoverageAsync();7var response = await Page.Coverage.StartCSSCoverageAsync();8var response = await Page.Coverage.StopCSSCoverageAsync();9var response = await Page.Coverage.StartCSSCoverageAsync();10var response = await Page.Coverage.StopCSSCoverageAsync();11var response = await Page.Coverage.StartCSSCoverageAsync();12var response = await Page.Coverage.StopCSSCoverageAsync();13var response = await Page.Coverage.StartCSSCoverageAsync();14var response = await Page.Coverage.StopCSSCoverageAsync();15var response = await Page.Coverage.StartCSSCoverageAsync();16var response = await Page.Coverage.StopCSSCoverageAsync();
CoverageResponseRange
Using AI Code Generation
1using PuppeteerSharp.Messaging;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8 {9 public async Task<Dictionary<string, CoverageResponseRange[]>> GetScriptCoverageAsync()10 {11 var response = await _client.SendAsync("Profiler.takePreciseCoverage");12 var result = response.Data.ToObject<Dictionary<string, CoverageResponseRange[]>>();13 return result;14 }15 }16}17using PuppeteerSharp.Messaging;18using System;19using System.Collections.Generic;20using System.Linq;21using System.Text;22using System.Threading.Tasks;23{24 {25 public async Task<Dictionary<string, CoverageResponseRange[]>> GetScriptCoverageAsync()26 {27 var response = await _client.SendAsync("Profiler.takePreciseCoverage");28 var result = response.Data.ToObject<Dictionary<string, CoverageResponseRange[]>>();29 return result;30 }31 }32}33using PuppeteerSharp.Messaging;34using System;35using System.Collections.Generic;36using System.Linq;37using System.Text;38using System.Threading.Tasks;39{40 {41 public async Task<Dictionary<string, CoverageResponseRange[]>> GetScriptCoverageAsync()42 {43 var response = await _client.SendAsync("Profiler.takePreciseCoverage");44 var result = response.Data.ToObject<Dictionary<string, CoverageResponseRange[]>>();45 return result;46 }47 }48}49using PuppeteerSharp.Messaging;50using System;51using System.Collections.Generic;52using System.Linq;53using System.Text;54using System.Threading.Tasks;55{56 {57 public async Task<Dictionary<string, CoverageResponseRange[]>> GetScriptCoverageAsync()58 {59 var response = await _client.SendAsync("Profiler.takePreciseCoverage");60 var result = response.Data.ToObject<Dictionary<string, CoverageResponseRange[]>>();61 return result;62 }63 }64}
CoverageResponseRange
Using AI Code Generation
1{2};3{4 Ranges = new[] { range }5};6var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";7await page.EvaluateExpressionAsync(script);8{9};10var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";11await page.EvaluateExpressionAsync(script);12{13};14{15 Ranges = new[] { range }16};17var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";18await page.EvaluateFunctionAsync(script);19{20};21var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";22await page.EvaluateFunctionAsync(script);23{24};25{26 Ranges = new[] { range }27};28var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";29await page.EvaluateFunctionHandleAsync(script);30{31};32var script = $"window.__coverage__ = {JsonConvert.SerializeObject(coverage)}";33await page.EvaluateFunctionHandleAsync(script);
CoverageResponseRange
Using AI Code Generation
1var range = CoverageResponseRange.FromResponse(response);2Console.WriteLine(range.Start);3Console.WriteLine(range.End);4var range = new CoverageResponseRange(response);5Console.WriteLine(range.Start);6Console.WriteLine(range.End);
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Puppeteer Sharp strange behaviour
You can close the page using CloseAsync:
var page = browser.NewPageAsync();
////
await page.CloseAsync();
An using
block will also close the page:
using (var page = await new browser.PageAsync())
{
///
}
Puppeteer-Sharp v2.0.3+ also supports await using
blocks
await using (var page = await new browser.PageAsync())
{
///
}
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