How to use AllHeadersAsync method of Microsoft.Playwright.Core.Request class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.Request.AllHeadersAsync

PageNetworkResponseTests.cs

Source:PageNetworkResponseTests.cs

...222            await Page.GotoAsync(Server.EmptyPage);223            var responseTask = Page.WaitForResponseAsync("**/*");224            await Task.WhenAll(responseTask, Page.EvaluateAsync("() => fetch('/headers')"));225            var response = responseTask.Result;226            var allHeaders = await response.AllHeadersAsync();227#pragma warning disable 0612228            Assert.AreEqual(response.Headers, allHeaders);229#pragma warning restore 0612230        }231    }232}...

Request.cs

Source:Request.cs

...101                throw new PlaywrightException("Unable to fetch resources sizes.");102            }103            return await ((ResponseChannel)res.Channel).SizesAsync().ConfigureAwait(false);104        }105        public async Task<Dictionary<string, string>> AllHeadersAsync()106            => (await GetRawHeadersAsync().ConfigureAwait(false)).Headers;107        public async Task<IReadOnlyList<Header>> HeadersArrayAsync()108            => (await GetRawHeadersAsync().ConfigureAwait(false)).HeadersArray;109        public async Task<string> HeaderValueAsync(string name)110            => (await GetRawHeadersAsync().ConfigureAwait(false)).Get(name);111        private Task<RawHeaders> GetRawHeadersAsync()112        {113            if (_rawHeadersTask == null)114            {115                _rawHeadersTask = GetRawHeadersTaskAsync();116            }117            return _rawHeadersTask;118        }119        private async Task<RawHeaders> GetRawHeadersTaskAsync()...

Response.cs

Source:Response.cs

...56        public string StatusText => _initializer.StatusText;57        public string Url => _initializer.Url;58        ChannelBase IChannelOwner.Channel => _channel;59        IChannel<Response> IChannelOwner<Response>.Channel => _channel;60        public async Task<Dictionary<string, string>> AllHeadersAsync()61            => (await GetRawHeadersAsync().ConfigureAwait(false)).Headers;62        public Task<byte[]> BodyAsync() => _channel.GetBodyAsync();63        public Task<string> FinishedAsync() => _finishedTask.Task;64        public async Task<IReadOnlyList<Header>> HeadersArrayAsync()65            => (await GetRawHeadersAsync().ConfigureAwait(false)).HeadersArray;66        public async Task<string> HeaderValueAsync(string name)67            => (await GetRawHeadersAsync().ConfigureAwait(false)).Get(name);68        public async Task<IReadOnlyList<string>> HeaderValuesAsync(string name)69            => (await GetRawHeadersAsync().ConfigureAwait(false)).GetAll(name);70        public async Task<JsonElement?> JsonAsync()71        {72            byte[] content = await BodyAsync().ConfigureAwait(false);73            return JsonDocument.Parse(content).RootElement;74        }...

AllHeadersAsync

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions3{4});5var context = await browser.NewContextAsync();6var page = await context.NewPageAsync();7await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>8{9    { "foo", "bar" }10});11var request = response.Request;12var allHeaders = await request.AllHeadersAsync();13await browser.CloseAsync();14var playwright = await Playwright.CreateAsync();15var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions16{17});18var context = await browser.NewContextAsync();19var page = await context.NewPageAsync();20await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>21{22    { "foo", "bar" }23});24var request = response.Request;25var allHeaders = await request.AllHeadersAsync();26await browser.CloseAsync();27var playwright = await Playwright.CreateAsync();28var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions29{30});31var context = await browser.NewContextAsync();32var page = await context.NewPageAsync();33await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>34{35    { "foo", "bar" }36});37var request = response.Request;38var allHeaders = await request.AllHeadersAsync();39await browser.CloseAsync();40var playwright = await Playwright.CreateAsync();41var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions42{43});44var context = await browser.NewContextAsync();45var page = await context.NewPageAsync();46await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>47{48    { "foo", "bar" }49});50var request = response.Request;

AllHeadersAsync

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });3var context = await browser.NewContextAsync();4var page = await context.NewPageAsync();5await request;6await response;7await page.ScreenshotAsync("screenshot.png");8var headers = await response.Result.AllHeadersAsync();9foreach (var header in headers)10{11    Console.WriteLine(header.Key + " " + header.Value);12}13await browser.CloseAsync();14var playwright = await Playwright.CreateAsync();15var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });16var context = await browser.NewContextAsync();17var page = await context.NewPageAsync();18await request;19await response;20await page.ScreenshotAsync("screenshot.png");21var headers = await response.Result.HeadersAsync();22foreach (var header in headers)23{24    Console.WriteLine(header.Key + " " + header.Value);25}26await browser.CloseAsync();27var playwright = await Playwright.CreateAsync();28var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });29var context = await browser.NewContextAsync();30var page = await context.NewPageAsync();31await request;32await response;33await page.ScreenshotAsync("screenshot.png");34var headers = await response.Result.HeadersAsync();35foreach (var header in

AllHeadersAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.ScreenshotAsync("google.png");14            await page.RouteAsync("**/*", route => route.ContinueAsync());15            var request = response.Request;16            var headers = await request.AllHeadersAsync();17            Console.WriteLine(headers);18        }19    }20}21{Accept=text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9, Accept-Encoding=gzip, deflate, br, Accept-Language=en-US,en;q=0.9, Connection=keep-alive, Host=www.google.com, Sec-Fetch-Dest=document, Sec-Fetch-Mode=navigate, Sec-Fetch-Site=none, Sec-Fetch-User=?1, Upgrade-Insecure-Requests=1, User-Agent=Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36}

AllHeadersAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            page.Request += async (sender, e) =>15            {16                var headers = await e.Request.AllHeadersAsync();17                Console.WriteLine(headers);18            };19            Console.ReadLine();20        }21    }22}23{Date=Sat, 20 Mar 2021 06:21:24 GMT, Content-Type=text/html; charset=ISO-8859-1, P3P=CP="This is not a P3P policy! See g.co/p3phelp for more info.", Server=gws, X-XSS-Protection=0, X-Frame-Options=SAMEORIGIN, Set-Cookie=1P_JAR=2021-03-20-06; expires=Mon, 19-Apr-2021 06:21:24 GMT; path=/; domain=.google.com; Secure, Expires=-1, Cache-Control=private, max-age=0, X-Content-Type-Options=nosniff, Content-Encoding=gzip, X-Client-Data=CIe2yQEIprbJAQjBtskBCKmdygEIqKPKAQ==, Alt-Svc=h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000, Transfer-Encoding=chunked}

AllHeadersAsync

Using AI Code Generation

1var browser = await Playwright.CreateAsync().Chromium.LaunchAsync(new LaunchOptions2{3});4var context = await browser.NewContextAsync();5var page = await context.NewPageAsync();6await request.AllHeadersAsync();7await browser.CloseAsync();8var browser = await Playwright.CreateAsync().Chromium.LaunchAsync(new LaunchOptions9{10});11var context = await browser.NewContextAsync();12var page = await context.NewPageAsync();13await request.AllHeadersDictAsync();14await browser.CloseAsync();15var browser = await Playwright.CreateAsync().Chromium.LaunchAsync(new LaunchOptions16{17});18var context = await browser.NewContextAsync();19var page = await context.NewPageAsync();20request.AllHeaders();21await browser.CloseAsync();22var browser = await Playwright.CreateAsync().Chromium.LaunchAsync(new LaunchOptions23{24});25var context = await browser.NewContextAsync();26var page = await context.NewPageAsync();27request.AllHeadersDict();28await browser.CloseAsync();29var browser = await Playwright.CreateAsync().Chromium.LaunchAsync(new LaunchOptions30{31});32var context = await browser.NewContextAsync();33var page = await context.NewPageAsync();34await request.BodyAsync();35await browser.CloseAsync();

AllHeadersAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        public static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            var headers = await response.Request.AllHeadersAsync();15            Console.WriteLine("Headers: {0}", headers);16            await browser.CloseAsync();17        }18    }19}20Headers: {Host: www.google.com, User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4416.0 Safari/537.36, Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9, Sec-Fetch-Site: none, Sec-Fetch-Mode: navigate, Sec-Fetch-User: ?1, Sec-Fetch-Dest: document, Accept-Encoding

AllHeadersAsync

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Core;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            await Playwright.InstallAsync();10            using var playwright = await Playwright.CreateAsync();11            await using var browser = await playwright.Chromium.LaunchAsync();12            var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            var request = response.Request;15            var headers = await request.AllHeadersAsync();16            foreach (var header in headers)17            {18                Console.WriteLine($"{header.Key} : {header.Value}");19            }20        }21    }22}23User-Agent : Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.3624using Microsoft.Playwright;25using Microsoft.Playwright.Core;26using System;27using System.Threading.Tasks;28{29    {30        static async Task Main(string[] args)31        {32            await Playwright.InstallAsync();33            using var playwright = await Playwright.CreateAsync();34            await using var browser = await playwright.Chromium.LaunchAsync();35            var context = await browser.NewContextAsync();36            var page = await context.NewPageAsync();37            var headers = await response.AllHeadersAsync();38            foreach (var header in headers)39            {40                Console.WriteLine($"{header.Key} : {header.Value}");41            }42        }43    }44}

AllHeadersAsync

Using AI Code Generation

1var page = await browserContext.NewPageAsync();2await page.ClickAsync("text=AllHeadersAsync");3var headers = await request.Result.AllHeadersAsync();4foreach (var header in headers)5{6    Console.WriteLine(header.Key + ": " + header.Value);7}8var page = await browserContext.NewPageAsync();9await page.ClickAsync("text=AllHeadersAsync");10var headers = await response.Result.AllHeadersAsync();11foreach (var header in headers)12{13    Console.WriteLine(header.Key + ": " + header.Value);14}

AllHeadersAsync

Using AI Code Generation

1using Microsoft.Playwright;2{3    {4        static async Task Main(string[] args)5        {6            using var playwright = await Playwright.CreateAsync();7            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions8            {9            });10            var context = await browser.NewContextAsync(new BrowserNewContextOptions11            {12            });13            var page = await context.NewPageAsync();14            page.Request += async (sender, e) =>15            {16                var allHeaders = await e.Request.AllHeadersAsync();17                Console.WriteLine(allHeaders);18            };19        }20    }21}22{Accept=text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9, Accept-Encoding=gzip, deflate, br, Accept-Language=en-GB,en-US;q=0.9,en;q=0.8, Cache-Control=max-age=0, Connection=keep-alive, Host=www.google.com, Sec-Fetch-Dest=document, Sec-Fetch-Mode=navigate, Sec-Fetch-Site=none, Sec-Fetch-User=?1, Upgrade-Insecure-Requests=1, User-Agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36}

AllHeadersAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var request = response.Request;3var headers = await request.AllHeadersAsync();4Console.WriteLine(headers);5var page = await browser.NewPageAsync();6var headers = await response.AllHeadersAsync();7Console.WriteLine(headers);8var page = await browser.NewPageAsync();9await page.RouteAsync("**/*", route => route.ContinueAsync());10var request = response.Request;11var headers = await request.AllHeadersAsync();12Console.WriteLine(headers);13var page = await browser.NewPageAsync();14await page.RouteAsync("**/*", route => route.ContinueAsync());15var headers = await response.AllHeadersAsync();16Console.WriteLine(headers);17var page = await browser.NewPageAsync();18await page.RouteAsync("**/*", route => route.ContinueAsync());19var request = response.Request;20var route = request.Route;21var headers = await route.AllHeadersAsync();22Console.WriteLine(headers);23var page = await browser.NewPageAsync();24await page.RouteAsync("**/*", route => route.ContinueAsync());25var route = response.Route;26var headers = await route.AllHeadersAsync();27Console.WriteLine(headers);28var page = await browser.NewPageAsync();29await page.RouteAsync("**/*", route => route.ContinueAsync());

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.