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

How to use EnterFromAsync method of PuppeteerSharp.States.ChromiumStartingState class

Best Puppeteer-sharp code snippet using PuppeteerSharp.States.ChromiumStartingState.EnterFromAsync

ChromiumStartingState.cs

Source:ChromiumStartingState.cs

...10    {11        public ChromiumStartingState(StateManager stateManager) : base(stateManager)12        {13        }14        public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)15        {16            if (!StateManager.TryEnter(p, fromState, this))17            {18                // Delegate StartAsync to current state, because it has already changed since19                // transition to this state was initiated.20                return StateManager.CurrentState.StartAsync(p);21            }22            return StartCoreAsync(p);23        }24        public override Task StartAsync(LauncherBase p) => p.StartCompletionSource.Task;25        public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => StateManager.Exiting.EnterFromAsync(p, this, timeout);26        public override Task KillAsync(LauncherBase p) => StateManager.Killing.EnterFromAsync(p, this);27        public override void Dispose(LauncherBase p)28        {29            p.StartCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));30            base.Dispose(p);31        }32        protected virtual async Task StartCoreAsync(LauncherBase p)33        {34            var output = new StringBuilder();35            void OnProcessDataReceivedWhileStarting(object sender, DataReceivedEventArgs e)36            {37                if (e.Data != null)38                {39                    output.AppendLine(e.Data);40                    var match = Regex.Match(e.Data, "^DevTools listening on (ws:\\/\\/.*)");41                    if (match.Success)42                    {43                        p.StartCompletionSource.TrySetResult(match.Groups[1].Value);44                    }45                }46            }47            void OnProcessExitedWhileStarting(object sender, EventArgs e)48                => p.StartCompletionSource.TrySetException(new ProcessException($"Failed to launch browser! {output}"));49            void OnProcessExited(object sender, EventArgs e) => StateManager.Exited.EnterFrom(p, StateManager.CurrentState);50            p.Process.ErrorDataReceived += OnProcessDataReceivedWhileStarting;51            p.Process.Exited += OnProcessExitedWhileStarting;52            p.Process.Exited += OnProcessExited;53            CancellationTokenSource cts = null;54            try55            {56                p.Process.Start();57                await StateManager.Started.EnterFromAsync(p, this).ConfigureAwait(false);58                p.Process.BeginErrorReadLine();59                var timeout = p.Options.Timeout;60                if (timeout > 0)61                {62                    cts = new CancellationTokenSource(timeout);63                    cts.Token.Register(() => p.StartCompletionSource.TrySetException(64                        new ProcessException($"Timed out after {timeout} ms while trying to connect to Base!")));65                }66                try67                {68                    await p.StartCompletionSource.Task.ConfigureAwait(false);69                    await StateManager.Started.EnterFromAsync(p, this).ConfigureAwait(false);70                }71                catch72                {73                    await StateManager.Killing.EnterFromAsync(p, this).ConfigureAwait(false);74                    throw;75                }76            }77            finally78            {79                cts?.Dispose();80                p.Process.Exited -= OnProcessExitedWhileStarting;81                p.Process.ErrorDataReceived -= OnProcessDataReceivedWhileStarting;82            }83        }84    }85}...

EnterFromAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        public ChromiumStartingState(ChromiumProcess process)7        {8            process.State = this;9        }10        public Task EnterFromAsync(ChromiumProcess process, IChromiumState oldState)11        {12            return Task.CompletedTask;13        }14    }15}16using System;17using System.Threading.Tasks;18using PuppeteerSharp;19{20    {21        public ChromiumStartingState(ChromiumProcess process)22        {23            process.State = this;24        }25        public Task EnterFromAsync(ChromiumProcess process, IChromiumState oldState)26        {27            return Task.CompletedTask;28        }29    }30}31using System;32using System.Threading.Tasks;33using PuppeteerSharp;34{35    {36        public ChromiumStartingState(ChromiumProcess process)37        {38            process.State = this;39        }40        public Task EnterFromAsync(ChromiumProcess process, IChromiumState oldState)41        {42            return Task.CompletedTask;43        }44    }45}46using System;47using System.Threading.Tasks;48using PuppeteerSharp;49{50    {51        public ChromiumStartingState(ChromiumProcess process)52        {53            process.State = this;54        }55        public Task EnterFromAsync(ChromiumProcess process, IChromiumState oldState)56        {57            return Task.CompletedTask;58        }59    }60}61using System;62using System.Threading.Tasks;63using PuppeteerSharp;64{65    {

EnterFromAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            Console.WriteLine(browser);10        }11    }12}

EnterFromAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using PuppeteerSharp.States;5{6    {7        public ChromiumStartingState(StateMachine stateMachine) : base(stateMachine)8        {9        }10        public override async Task EnterFromAsync(State state)11        {12            {13                await StateMachine.ConnectAsync();14                await StateMachine.SendAsync("Target.enable");15                await StateMachine.SendAsync("Target.setDiscoverTargets", new { discover = true });16                await StateMachine.SendAsync("Browser.getVersion");17                await StateMachine.SendAsync("Target.setAttachToFrames", new { value = true });18                await StateMachine.SendAsync("Target.setAutoAttach", new { autoAttach = true, waitForDebuggerOnStart = false, flatten = true });19                await StateMachine.SendAsync("Page.enable");20                var page = await StateMachine.NewPageAsync();21                await StateMachine.SendAsync("Page.setWebLifecycleState", new { state = "active" });22                await StateMachine.SendAsync("Page.addScriptToEvaluateOnNewDocument", new { source = "window.__PUPPETEER_INSPECTOR__ = undefined" });23                await StateMachine.SendAsync("Performance.enable");24                await StateMachine.SendAsync("Performance.setTimeDomain", new { timeDomain = "timeTicks" });25                await StateMachine.SendAsync("Performance.setRecordingAutoScroll", new { autoScroll = true });26                await StateMachine.SendAsync("Performance.enable", new { timeDomain = "timeTicks" });27                await StateMachine.SendAsync("Performance.setRecordingAutoScroll", new { autoScroll = true });28                await StateMachine.SendAsync("Network.enable");29                await StateMachine.SendAsync("Network.setCacheDisabled", new { cacheDisabled = true });30                await StateMachine.SendAsync("Network.setExtraHTTPHeaders", new { headers = new { } });31                await StateMachine.SendAsync("Network.setRequestInterception", new { patterns = new[] { new { urlPattern = "*", interceptionStage = "HeadersReceived" } } });32                await StateMachine.SendAsync("Network.setBlocked

EnterFromAsync

Using AI Code Generation

1using PuppeteerSharp.States;2using System.Threading.Tasks;3{4    {5        public async Task EnterFromAsyncShouldStartBrowser()6        {7            var browser = await Puppeteer.LaunchAsync(new LaunchOptions8            {9                {10                }11            });12            Assert.NotNull(browser);13            Assert.NotNull(browser.Process);14        }15    }16}17using PuppeteerSharp.States;18using System.Threading.Tasks;19{20    {21        public async Task EnterFromAsyncShouldConnectToBrowser()22        {23            var browser = await Puppeteer.ConnectAsync(new ConnectOptions24            {25                {26                }27            });28            Assert.NotNull(browser);29            Assert.NotNull(browser.Process);30        }31    }32}33using PuppeteerSharp.States;34using System.Threading.Tasks;35{36    {37        public async Task EnterFromAsyncShouldDisconnectBrowser()38        {39            var browser = await Puppeteer.LaunchAsync(new LaunchOptions40            {41                {42                }43            });44            Assert.NotNull(browser);45            Assert.NotNull(browser.Process);46            await browser.CloseAsync();47            Assert.Null(browser.Process);48        }49    }50}51using PuppeteerSharp.States;52using System.Threading.Tasks;53{54    {

EnterFromAsync

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browserFetcher = new BrowserFetcher();9            var revisionInfo = await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);10            var browser = await Puppeteer.LaunchAsync(new LaunchOptions11            {12            });13            var page = await browser.NewPageAsync();14            await page.ScreenshotAsync("google.png");15            await browser.CloseAsync();16        }17    }18}19using PuppeteerSharp;20using System;21using System.Threading.Tasks;22{23    {24        static async Task Main(string[] args)25        {26            var browserFetcher = new BrowserFetcher();27            var revisionInfo = await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);28            var browser = await Puppeteer.LaunchAsync(new LaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            await page.ScreenshotAsync("google.png");33            await browser.CloseAsync();34        }35    }36}37using PuppeteerSharp;38using System;39using System.Threading.Tasks;40{41    {42        static async Task Main(string[] args)43        {44            var browserFetcher = new BrowserFetcher();45            var revisionInfo = await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);46            var browser = await Puppeteer.LaunchAsync(new LaunchOptions47            {48            });49            var page = await browser.NewPageAsync();50            await page.ScreenshotAsync("google.png");

EnterFromAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        private readonly Launcher _launcher;7        private readonly BrowserContext _browserContext;8        private readonly LaunchOptions _options;9        private readonly TaskCompletionSource<Browser> _tcs;10        public ChromiumStartingState(Launcher launcher, BrowserContext browserContext, LaunchOptions options, TaskCompletionSource<Browser> tcs)11        {12            _launcher = launcher;13            _browserContext = browserContext;14            _options = options;15            _tcs = tcs;16        }17        public async Task EnterFromAsync(IConnectionState previousState)18        {19            await _launcher.LaunchChromiumAsync(_options, _tcs, _browserContext).ConfigureAwait(false);20        }21    }22}23using System;24using System.Threading.Tasks;25using PuppeteerSharp;26{27    {28        private readonly Connection _connection;29        public ConnectionClosedState(Connection connection)30        {31            _connection = connection;32        }33        public async Task EnterFromAsync(IConnectionState previousState)34        {35            await _connection.CloseAsync().ConfigureAwait(false);36        }37    }38}39using System;40using System.Threading.Tasks;41using PuppeteerSharp;42{43    {44        private readonly Connection _connection;45        public ConnectionOpenedState(Connection connection)46        {47            _connection = connection;48        }49        public async Task EnterFromAsync(IConnectionState previousState)50        {51            await _connection.OpenAsync().ConfigureAwait(false);52        }53    }54}55using System;56using System.Threading.Tasks;

EnterFromAsync

Using AI Code Generation

1public static async Task EnterFromAsync(State state)2{3    await state.EnterFromAsync(state);4}5public static async Task EnterFromAsync(State state)6{7    await state.EnterFromAsync(state);8}9public static async Task EnterFromAsync(State state)10{11    await state.EnterFromAsync(state);12}13public static async Task EnterFromAsync(State state)14{15    await state.EnterFromAsync(state);16}

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.