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How to use ShouldAllowTransparency method of PuppeteerSharp.Tests.ScreenshotTests.PageScreenshotTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.ScreenshotTests.PageScreenshotTests.ShouldAllowTransparency

PageScreenshotTests.cs

Source:PageScreenshotTests.cs

...241            await Task.WhenAll(closeTasks);242        }243        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should allow transparency")]244        [SkipBrowserFact(skipFirefox: true)]245        public async Task ShouldAllowTransparency()246        {247            await using (var page = await Context.NewPageAsync())248            {249                await page.SetViewportAsync(new ViewPortOptions250                {251                    Width = 100,252                    Height = 100253                });254                await page.GoToAsync(TestConstants.EmptyPage);255                var screenshot = await page.ScreenshotDataAsync(new ScreenshotOptions256                {257                    OmitBackground = true258                });259                Assert.True(ScreenshotHelper.PixelMatch("transparent.png", screenshot));...

ShouldAllowTransparency

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using PuppeteerSharp.Tests.Attributes;5using PuppeteerSharp.Xunit;6using Xunit;7using Xunit.Abstractions;8{9    [Collection(TestConstants.TestFixtureCollectionName)]10    {11        public PageScreenshotTests(ITestOutputHelper output) : base(output)12        {13        }14        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work")]15        public async Task ShouldWork()16        {17            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");18            var screenshot = await Page.ScreenshotDataAsync();19            Assert.NotNull(screenshot);20        }21        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work for jpeg")]22        public async Task ShouldWorkForJpeg()23        {24            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");25            var screenshot = await Page.ScreenshotDataAsync(new ScreenshotOptions { Type = ScreenshotType.Jpeg });26            Assert.NotNull(screenshot);27        }28        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work with a delay")]29        public async Task ShouldWorkWithADelay()30        {31            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");32            var screenshot = await Page.ScreenshotDataAsync(new ScreenshotOptions { FullPage = true, Delay = 100 });33            Assert.NotNull(screenshot);34        }35        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should run in parallel")]36        public async Task ShouldRunInParallel()37        {38            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");

ShouldAllowTransparency

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.SetViewportAsync(new ViewPortOptions { Width = 500, Height = 500 });3await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");4var screenshot = await page.ScreenshotDataAsync(fullPage: true);5Assert.True(ScreenshotHelper.PixelMatch("grid", screenshot) < 0.1);6var page = await browser.NewPageAsync();7await page.SetViewportAsync(new ViewPortOptions { Width = 500, Height = 500 });8await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");9var screenshot = await page.ScreenshotDataAsync(fullPage: true);10Assert.True(ScreenshotHelper.PixelMatch("grid", screenshot) < 0.1);11var page = await browser.NewPageAsync();12await page.SetViewportAsync(new ViewPortOptions { Width = 500, Height = 500 });13await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");14var screenshot = await page.ScreenshotDataAsync(fullPage: true);15Assert.True(ScreenshotHelper.PixelMatch("grid", screenshot) < 0.1);16var page = await browser.NewPageAsync();17await page.SetViewportAsync(new ViewPortOptions { Width = 500, Height = 500 });18await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");19var screenshot = await page.ScreenshotDataAsync(fullPage: true);20Assert.True(ScreenshotHelper.PixelMatch("grid", screenshot) < 0.1);21var page = await browser.NewPageAsync();22await page.SetViewportAsync(new ViewPortOptions { Width = 500, Height = 500 });23await page.GoToAsync(TestConstants.ServerUrl + "/grid.html");24var screenshot = await page.ScreenshotDataAsync(fullPage: true);25Assert.True(ScreenshotHelper.PixelMatch("grid", screenshot) < 0.1);

ShouldAllowTransparency

Using AI Code Generation

1using System;2using System.IO;3using System.Threading.Tasks;4using PuppeteerSharp;5using PuppeteerSharp.Media;6{7    {8        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work")]9        public async Task ShouldWork()10        {11            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");12            var screenshot = await Page.ScreenshotDataAsync();13            Assert.NotNull(screenshot);14        }15        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should take fullPage screenshots")]16        public async Task ShouldTakeFullPageScreenshots()17        {18            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");19            var screenshot = await Page.ScreenshotDataAsync(new ScreenshotOptions20            {21            });22            Assert.NotNull(screenshot);23        }24        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work with clip rect")]25        public async Task ShouldWorkWithClipRect()26        {27            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");28            var screenshot = await Page.ScreenshotDataAsync(new ScreenshotOptions29            {30                {31                }32            });33            Assert.NotNull(screenshot);34        }35        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should run in parallel")]36        public async Task ShouldRunInParallel()37        {38            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");39            {40                Page.ScreenshotDataAsync(),41                Page.ScreenshotDataAsync(),42                Page.ScreenshotDataAsync(),43                Page.ScreenshotDataAsync()44            };45            var screenshots = await Task.WhenAll(promises);46            Assert.Equal(4, screenshots.Length);47            foreach (var screenshot in screenshots)48            {49                Assert.NotNull(screenshot);50            }51        }52        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should take screenshot when Node is removed")]

ShouldAllowTransparency

Using AI Code Generation

1using System;2{3    {4        static void Main(string[] args)5        {6            Console.WriteLine("Hello World!");7        }8    }9}10using System;11using System.IO;12using System.Threading.Tasks;13using Xunit;14using Xunit.Abstractions;15{16    [Collection("PuppeteerLoaderFixture collection")]17    {18        public PageScreenshotTests(ITestOutputHelper output) : base(output)19        {20        }21        public async Task ShouldWork()22        {23            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");24            var screenshot = await Page.ScreenshotDataAsync();25            Assert.NotNull(screenshot);26        }27        public async Task ShouldTakeFullPageScreenshots()28        {29            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");30            var screenshot = await Page.ScreenshotDataAsync(fullPage: true);31            Assert.NotNull(screenshot);32        }33        public async Task ShouldTakeScreenshotsWhenSomeResourcesFailedToLoad()34        {35            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");36            await Page.EvaluateFunctionAsync(@"() => {37                delete window['requestIdleCallback'];38                delete window['cancelIdleCallback'];39            }");40            await Page.SetRequestInterceptionAsync(true);41            Page.Request += async (sender, e) =>42            {43                if (e.Request.ResourceType == ResourceType.Image)44                {45                    await e.Request.AbortAsync();46                }47                {48                    await e.Request.ContinueAsync();49                }50            };51            var screenshot = await Page.ScreenshotDataAsync(fullPage: true);52            Assert.NotNull(screenshot);53        }54        public async Task ShouldRunInParallel()55        {56            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");57            var tasks = new Task<byte[]>[5];58            for (var i = 0; i < tasks.Length; ++i)59            {60                tasks[i] = Page.ScreenshotDataAsync();61            }62            await Task.WhenAll(tasks);63        }64        public async Task ShouldTakeScreenshotOfHiddenElements()65        {

ShouldAllowTransparency

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.IO;4using System.Threading.Tasks;5{6    {7        public async Task TestShouldAllowTransparency()8        {9            var options = new LaunchOptions { Headless = true };10            using (var browser = await Puppeteer.LaunchAsync(options))11            {12                var page = await browser.NewPageAsync();13                await page.GoToAsync("data:text/html,<div style='width:100px;height:100px;background-color:red;opacity:0.5'></div>");14                var screenshot = await page.ScreenshotDataAsync(new ScreenshotOptions { FullPage = true, OmitBackground = true });15                Assert.True(ShouldAllowTransparency(screenshot));16            }17        }18        private bool ShouldAllowTransparency(byte[] screenshotData)19        {20            using (var stream = new MemoryStream(screenshotData))21            using (var image = System.Drawing.Image.FromStream(stream))22            {23                var bitmap = new System.Drawing.Bitmap(image);24                for (var x = 0; x < bitmap.Width; x++)25                {26                    for (var y = 0; y < bitmap.Height; y++)27                    {28                        var pixel = bitmap.GetPixel(x, y);29                        if (pixel.A != 0 && pixel.A != 255)30                        {31                            return true;32                        }33                    }34                }35                return false;36            }37        }38    }39}40using PuppeteerSharp;41using System;42using System.IO;43using System.Threading.Tasks;44{45    {46        public async Task TestShouldAllowTransparency()47        {48            var options = new LaunchOptions { Headless = true };49            using (var browser = await Puppeteer.LaunchAsync(options))50            {51                var page = await browser.NewPageAsync();52                await page.GoToAsync("data:text/html,<div style='width:100px;height:100px;background-color:red;opacity:0.5'></div>");53                var screenshot = await page.ScreenshotDataAsync(new ScreenshotOptions { FullPage = true, OmitBackground = true });54                Assert.True(ShouldAllowTransparency(screenshot));55            }56        }57        private bool ShouldAllowTransparency(byte[]

ShouldAllowTransparency

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Tests.Attributes;4using Xunit;5using Xunit.Abstractions;6{7    [Collection(TestConstants.TestFixtureCollectionName)]8    {9        public PageScreenshotTests(ITestOutputHelper output) : base(output)10        {11        }12        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work")]13        public async Task ShouldWork()14        {15            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");16            byte[] screenshot = await Page.ScreenshotDataAsync();17            Assert.True(ScreenshotHelper.PixelMatch("screenshot-sanity.png", screenshot) < 0.1);18        }19        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should take screenshot of page with transparent background")]20        public async Task ShouldTakeScreenshotOfPageWithTransparentBackground()21        {22            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");23            await Page.EvaluateExpressionAsync(@"() => {24                const style = document.createElement('style');25                style.type = 'text/css';26                style.innerHTML = 'body { background-color: rgba(0, 0, 0, 0); }';27                document.head.appendChild(style);28            }");29            byte[] screenshot = await Page.ScreenshotDataAsync();30            Assert.True(ScreenshotHelper.PixelMatch("screenshot-transparent.png", screenshot) < 0.1);31        }32        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should run in parallel")]33        public async Task ShouldRunInParallel()34        {35            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");36            await Task.WhenAll(37                Page.ScreenshotDataAsync(),38                Page.ScreenshotDataAsync(),39                Page.ScreenshotDataAsync(),40                Page.ScreenshotDataAsync()41            );42        }43        [PuppeteerTest("screenshot.spec.ts", "Page.screenshot", "should work when Node.js introduces a delay")]44        public async Task ShouldWorkWhenNodeIntroducesADelay()45        {46            await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");

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