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How to use ShouldWorkForCanvas method of Microsoft.Playwright.Tests.PageScreenshotTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageScreenshotTests.ShouldWorkForCanvas

PageScreenshotTests.cs

Source:PageScreenshotTests.cs

...292            byte[] screenshot = await page.ScreenshotAsync(new() { FullPage = true });293            Assert.True(ScreenshotHelper.PixelMatch("screenshot-mobile-fullpage.png", screenshot));294        }295        [PlaywrightTest("page-screenshot.spec.ts", "should work for canvas")]296        public async Task ShouldWorkForCanvas()297        {298            await Page.SetViewportSizeAsync(500, 500);299            await Page.GotoAsync(Server.Prefix + "/screenshots/canvas.html");300            byte[] screenshot = await Page.ScreenshotAsync();301            Assert.True(ScreenshotHelper.PixelMatch("screenshot-canvas.png", screenshot));302        }303        [PlaywrightTest("page-screenshot.spec.ts", "should work for webgl")]304        [Skip(SkipAttribute.Targets.Firefox, SkipAttribute.Targets.Webkit)]305        public async Task ShouldWorkForWebgl()306        {307            await Page.SetViewportSizeAsync(640, 480);308            await Page.GotoAsync(Server.Prefix + "/screenshots/webgl.html");309            byte[] screenshot = await Page.ScreenshotAsync();310            Assert.True(ScreenshotHelper.PixelMatch("screenshot-webgl.png", screenshot));...

ShouldWorkForCanvas

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6using Xunit;7using Xunit.Abstractions;8{9    {10        internal ShouldWorkForCanvas(ITestOutputHelper output) : base(output)11        {12        }13        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]14        public async Task ShouldWorkForCanvas()15        {16            await Page.SetContentAsync(@"17            canvas {18                border: 1px solid red;19            }20            ");21            var canvas = await Page.QuerySelectorAsync("canvas");22            await canvas.EvaluateAsync(@"canvas => {23                const ctx = canvas.getContext('2d');24                ctx.fillStyle = 'green';25                ctx.fillRect(10, 10, 100, 100);26            }");27            var screenshot = await Page.ScreenshotAsync();28            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot));29        }30    }31}32{33    {34        internal PageScreenshotTests(ITestOutputHelper output) : base(output)35        {36        }37        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]38        public async Task ShouldWorkForCanvas()39        {40            await Page.SetContentAsync(@"41            canvas {42                border: 1px solid red;

ShouldWorkForCanvas

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using Microsoft.Playwright.Tests;5using Xunit;6using Xunit.Abstractions;7{8    {9        public PageScreenshotTests(ITestOutputHelper output) : base(output)10        {11        }12        public async Task ShouldWorkForCanvas()13        {14            await Page.GoToAsync(TestConstants.ServerUrl + "/screenshots/canvas.html");15            var screenshot = await Page.ScreenshotAsync();16            Assert.True(ScreenshotHelper.PixelMatch("canvas.screenshot.png", screenshot));17        }18    }19}20using System;21using System.IO;22using System.Threading.Tasks;23using Microsoft.Playwright.Tests;24using Xunit;25using Xunit.Abstractions;26{27    {28        public PageScreenshotTests(ITestOutputHelper output) : base(output)29        {30        }31        public async Task ShouldWorkForSvg()32        {33            await Page.GoToAsync(TestConstants.ServerUrl + "/screenshots/svg.html");34            var screenshot = await Page.ScreenshotAsync();35            Assert.True(ScreenshotHelper.PixelMatch("svg.screenshot.png", screenshot));36        }37    }38}39using System;40using System.IO;41using System.Threading.Tasks;42using Microsoft.Playwright.Tests;43using Xunit;44using Xunit.Abstractions;45{46    {47        public PageScreenshotTests(ITestOutputHelper output) : base(output)48        {49        }50        public async Task ShouldWorkForIFrame()51        {52            await Page.GoToAsync(TestConstants.ServerUrl + "/screenshots/clip-iframe.html");53            var screenshot = await Page.ScreenshotAsync(new PageScreenshotOptions54            {55                {56                },57            });58            Assert.True(ScreenshotHelper.PixelMatch("clip-iframe.png", screenshot));59        }60    }61}

ShouldWorkForCanvas

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using Microsoft.Playwright.Tests.BaseTests;3using NUnit.Framework;4using System.Threading.Tasks;5{6    {7        public async Task ShouldWorkForCanvas()8        {9            await Page.SetContentAsync(@"<canvas id=""theCanvas"" width=""200"" height=""100""></canvas>");10            await Page.EvaluateAsync(@"() => {11                const canvas = document.getElementById('theCanvas');12                const ctx = canvas.getContext('2d');13                ctx.fillStyle = 'green';14                ctx.fillRect(10, 10, 100, 80);15                ctx.fillStyle = 'red';16                ctx.font = '30px Arial';17                ctx.fillText('hey', 50, 50);18            }");19            byte[] screenshot = await Page.ScreenshotAsync();20            Assert.AreEqual(200, screenshot.Length);21        }22    }23}

ShouldWorkForCanvas

Using AI Code Generation

1{2    {3        [Fact(Timeout=PlaywrightSharp.Playwright.DefaultTimeout)]4        public async Task ShouldWorkForCanvas()5        {6            await Page.SetContentAsync("<canvas style='width: 50px; height: 50px'></canvas>");7            var screenshot = await Page.ScreenshotAsync();8            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot));9        }10    }11}

ShouldWorkForCanvas

Using AI Code Generation

1{2    {3        public ShouldWorkForCanvas()4        {5            using (var playwright = await Playwright.CreateAsync())6            await using (var browser = await playwright.Chromium.LaunchAsync())7            {8                var page = await browser.NewPageAsync();9                await page.EvaluateAsync(@"() => {10                    var canvas = document.createElement('canvas');11                    canvas.width = 200;12                    canvas.height = 100;13                    var ctx = canvas.getContext('2d');14                    ctx.fillStyle = 'red';15                    ctx.fillRect(0, 0, 200, 100);16                    document.body.appendChild(canvas);17                    return new Promise(f => setTimeout(f, 1000));18                }");19                await page.ScreenshotAsync(new PageScreenshotOptions { Path = "5.png" });20                await browser.CloseAsync();21            }22        }23    }24}25{26    {27        public ShouldWorkForCanvas()28        {29            using (var playwright = await Playwright.CreateAsync())30            await using (var browser = await playwright.Chromium.LaunchAsync())31            {32                var page = await browser.NewPageAsync();33                await page.EvaluateAsync(@"() => {34                    var canvas = document.createElement('canvas');35                    canvas.width = 200;36                    canvas.height = 100;37                    var ctx = canvas.getContext('2d');38                    ctx.fillStyle = 'red';39                    ctx.fillRect(0, 0, 200, 100);40                    document.body.appendChild(canvas);41                    return new Promise(f => setTimeout(f, 1000));42                }");43                await page.ScreenshotAsync(new PageScreenshotOptions { Path = "6.png" });44                await browser.CloseAsync();45            }46        }47    }48}

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