[Live Now] Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Join for FREE! Join TestMu Conference

How to use StopJSCoverageAsync method of PuppeteerSharp.PageCoverage.Coverage class

Best Puppeteer-sharp code snippet using PuppeteerSharp.PageCoverage.Coverage.StopJSCoverageAsync

JSCoverageTests.cs

Source:JSCoverageTests.cs

...18        public async Task ShouldWork()19        {20            await Page.Coverage.StartJSCoverageAsync();21            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/simple.html");22            var coverage = await Page.Coverage.StopJSCoverageAsync();23            Assert.Single(coverage);24            Assert.Contains("/jscoverage/simple.html", coverage[0].Url);25            Assert.Equal(new CoverageEntryRange[]26            {27                new CoverageEntryRange28                {29                    Start = 0,30                    End = 1731                },32                new CoverageEntryRange33                {34                    Start = 35,35                    End = 6136                },37            }, coverage[0].Ranges);38        }39        [Fact]40        public async Task ShouldReportSourceUrls()41        {42            await Page.Coverage.StartJSCoverageAsync();43            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/sourceurl.html");44            var coverage = await Page.Coverage.StopJSCoverageAsync();45            Assert.Single(coverage);46            Assert.Equal("nicename.js", coverage[0].Url);47        }48        [Fact]49        public async Task ShouldIgnoreAnonymousScripts()50        {51            await Page.Coverage.StartJSCoverageAsync();52            await Page.GoToAsync(TestConstants.EmptyPage);53            await Page.EvaluateExpressionAsync("console.log(1);");54            var coverage = await Page.Coverage.StopJSCoverageAsync();55            Assert.Empty(coverage);56        }57        [Fact]58        public async Task ShouldReportMultipleScripts()59        {60            await Page.Coverage.StartJSCoverageAsync();61            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/multiple.html");62            var coverage = await Page.Coverage.StopJSCoverageAsync();63            Assert.Equal(2, coverage.Length);64            var orderedList = coverage.OrderBy(c => c.Url);65            Assert.Contains("/jscoverage/script1.js", orderedList.ElementAt(0).Url);66            Assert.Contains("/jscoverage/script2.js", orderedList.ElementAt(1).Url);67        }68        [Fact]69        public async Task ShouldReportRightRanges()70        {71            await Page.Coverage.StartJSCoverageAsync();72            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/ranges.html");73            var coverage = await Page.Coverage.StopJSCoverageAsync();74            Assert.Single(coverage);75            var entry = coverage[0];76            Assert.Single(entry.Ranges);77            var range = entry.Ranges[0];78            Assert.Equal("console.log('used!');", entry.Text.Substring(range.Start, range.End - range.Start));79        }80        [Fact]81        public async Task ShouldReportScriptsThatHaveNoCoverage()82        {83            await Page.Coverage.StartJSCoverageAsync();84            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/unused.html");85            var coverage = await Page.Coverage.StopJSCoverageAsync();86            Assert.Single(coverage);87            var entry = coverage[0];88            Assert.Contains("unused.html", entry.Url);89            Assert.Empty(entry.Ranges);90        }91        [Fact]92        public async Task ShouldWorkWithConditionals()93        {94            const string involved = @"[95              {96                ""Url"": ""http://localhost:<PORT>/jscoverage/involved.html"",97                ""Ranges"": [98                  {99                    ""Start"": 0,100                    ""End"": 35101                  },102                  {103                    ""Start"": 50,104                    ""End"": 100105                  },106                  {107                    ""Start"": 107,108                    ""End"": 141109                  },110                  {111                    ""Start"": 148,112                    ""End"": 160113                  },114                  {115                    ""Start"": 168,116                    ""End"": 207117                  }118                ],119                ""Text"": ""\nfunction foo() {\n  if (1 > 2)\n    console.log(1);\n  if (1 < 2)\n    console.log(2);\n  let x = 1 > 2 ? 'foo' : 'bar';\n  let y = 1 < 2 ? 'foo' : 'bar';\n  let z = () => {};\n  let q = () => {};\n  q();\n}\n\nfoo();\n""120              }121            ]";122            await Page.Coverage.StartJSCoverageAsync();123            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/involved.html");124            var coverage = await Page.Coverage.StopJSCoverageAsync();125            Assert.Equal(126                TestUtils.CompressText(involved),127                Regex.Replace(TestUtils.CompressText(JsonConvert.SerializeObject(coverage)), @"\d{4}\/", "<PORT>/"));128        }129    }130}...

Coverage.cs

Source:Coverage.cs

...29        /// <returns>Task that resolves to the array of coverage reports for all stylesheets</returns>30        /// <remarks>31        /// JavaScript Coverage doesn't include anonymous scripts by default; however, scripts with sourceURLs are reported.32        /// </remarks>33        public Task<CoverageEntry[]> StopJSCoverageAsync() => _jsCoverage.StopAsync();34        /// <summary>35        /// Starts CSS coverage36        /// </summary>37        /// <param name="options">Set of configurable options for coverage</param>38        /// <returns>A task that resolves when coverage is started</returns>39        public Task StartCSSCoverageAsync(CoverageStartOptions options = null)40            => _cssCoverage.StartAsync(options ?? new CoverageStartOptions());41        /// <summary>42        /// Stops JS coverage and returns coverage reports for all non-anonymous scripts43        /// </summary>44        /// <returns>Task that resolves to the array of coverage reports for all stylesheets</returns>45        /// <remarks>46        /// JavaScript Coverage doesn't include anonymous scripts; however, scripts with sourceURLs are reported.47        /// </remarks>...

JSResetOnNavigationTests.cs

Source:JSResetOnNavigationTests.cs

...21                ResetOnNavigation = false22            });23            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/multiple.html");24            await Page.GoToAsync(TestConstants.EmptyPage);25            var coverage = await Page.Coverage.StopJSCoverageAsync();26            Assert.Equal(2, coverage.Length);27        }28        [Fact]29        public async Task ShouldNotReportScriptsAcrossNavigationsWhenEnabled()30        {31            await Page.Coverage.StartJSCoverageAsync();32            await Page.GoToAsync(TestConstants.ServerUrl + "/jscoverage/multiple.html");33            await Page.GoToAsync(TestConstants.EmptyPage);34            var coverage = await Page.Coverage.StopJSCoverageAsync();35            Assert.Empty(coverage);36        }37    }38}...

StopJSCoverageAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var options = new LaunchOptions { Headless = true };9            using (var browser = await Puppeteer.LaunchAsync(options))10            using (var page = await browser.NewPageAsync())11            {12                var coverage = await page.Coverage.StartJSCoverageAsync();13                await page.Coverage.StopJSCoverageAsync();14                await browser.CloseAsync();15            }16        }17    }18}

StopJSCoverageAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync(args).GetAwaiter().GetResult();9        }10        static async Task MainAsync(string[] args)11        {12            var options = new LaunchOptions { Headless = true };13            using (var browser = await Puppeteer.LaunchAsync(options))14            using (var page = await browser.NewPageAsync())15            {16                await page.Coverage.StartJSCoverageAsync();17                var coverage = await page.Coverage.StopJSCoverageAsync();18                foreach (var entry in coverage)19                {20                    Console.WriteLine(entry.Url);21                    Console.WriteLine(entry.Text);22                }23            }24        }25    }26}27function aa(a){return a?new Zb(9==a.nodeType?a:a.ownerDocument||a.document):Zb||(Zb=new Zb)}function ba(a){try{var b=a&&a.activeElement;var c=b&&b.nodeName?b:null}catch(d){c=null}return c&&"IFRAME"==c.nodeName?c.contentDocument||c.contentWindow.document:c}function ca(a){this.g=a||aa.document||document}function da(a){var b=a.g,a="CSS1Compat"==b.compatMode?b.documentElement:b.body,b=b.parentWindow||b.defaultView;return new E(b.pageXOffset||a.scrollLeft,b.pageYOffset||a.scrollTop)}function ea(a){return a.g.scrollingElement?a.g.scrollingElement:"CSS1Compat"==a.g.compatMode?a.g.documentElement:a.g.body||a.g.documentElement}function fa(a){return a.g?a.g.parentWindow||a.g.defaultView:window}28function ga(a,b,c){function d(c){c&&b.appendChild(m(c)?a.g.createTextNode(c):c)}for(var e=2;e<c.length;e++){var f=c[e];!ea(f)||ha(f)&&0<f.nodeType?d(f):v(ha(f)?xa(f):f,d)}}function ia(a){

StopJSCoverageAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var options = new LaunchOptions { Headless = false };13            using (var browser = await Puppeteer.LaunchAsync(options))14            {15                var page = await browser.NewPageAsync();16                await page.Coverage.StartJSCoverageAsync();17                var jsCoverage = await page.Coverage.StopJSCoverageAsync();18                foreach (var entry in jsCoverage)19                {20                    Console.WriteLine(entry.Url);21                    Console.WriteLine(entry.Text);22                }23            }24        }25    }26}

StopJSCoverageAsync

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            await page.Coverage.StartJSCoverageAsync();13            var jsCoverage = await page.Coverage.StopJSCoverageAsync();14            foreach (var entry in jsCoverage)15            {16                Console.WriteLine(entry.Url);17                foreach (var range in entry.Ranges)18                {19                    Console.WriteLine(range.Start + " " + range.End);20                }21            }22            await browser.CloseAsync();23        }24    }25}

StopJSCoverageAsync

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7{8    {9        static async Task Main(string[] args)10        {11            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);12            using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))13            using (var page = await browser.NewPageAsync())14            {15                await page.Coverage.StartJSCoverageAsync();16                await page.GoToAsync("

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.