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How to use AssertCSPError method of Microsoft.Playwright.Tests.TestUtils class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.TestUtils.AssertCSPError

TestUtils.cs

Source:TestUtils.cs

...61            {62                StringAssert.Contains("SSL_ERROR_UNKNOWN", errorMessage);63            }64        }65        internal static void AssertCSPError(string errorMessage)66        {67            if (TestConstants.IsWebKit)68            {69                StringAssert.StartsWith("Refused to execute a script because its hash, its nonce, or 'unsafe-inline' appears in neither the script-src directive nor the default-src directive of the Content Security Policy.", errorMessage);70            }71            else if (TestConstants.IsFirefox)72            {73                StringAssert.StartsWith("[JavaScript Error: \"Content Security Policy: The pageâs settings blocked the loading of a resource at inline (âdefault-srcâ).\"", errorMessage);74            }75            else76            {77                StringAssert.StartsWith("Refused to execute inline script because it violates the following Content Security Policy directive: \"default-src 'self'\".", errorMessage);78            }79        }...

BrowserContextCSPTests.cs

Source:BrowserContextCSPTests.cs

...36            {37                var page = await context.NewPageAsync();38                await page.GotoAsync(Server.Prefix + "/csp.html");39                var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" }));40                TestUtils.AssertCSPError(exception.Message);41                Assert.Null(await page.EvaluateAsync("window.__injected"));42            }43            // By-pass CSP and try one more time.44            await using (var context = await Browser.NewContextAsync(new() { BypassCSP = true }))45            {46                var page = await context.NewPageAsync();47                await page.GotoAsync(Server.Prefix + "/csp.html");48                await page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" });49                Assert.AreEqual(42, await page.EvaluateAsync<int>("window.__injected"));50            }51        }52        [PlaywrightTest("browsercontext-csp.spec.ts", "should bypass CSP header")]53        public async Task ShouldBypassCSPHeader()54        {55            // Make sure CSP prohibits addScriptTag.56            Server.SetCSP("/empty.html", "default-src 'self'");57            await using (var context = await Browser.NewContextAsync())58            {59                var page = await context.NewPageAsync();60                await page.GotoAsync(Server.EmptyPage);61                var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" }));62                TestUtils.AssertCSPError(exception.Message);63                Assert.Null(await page.EvaluateAsync("window.__injected"));64            }65            // By-pass CSP and try one more time.66            await using (var context = await Browser.NewContextAsync(new() { BypassCSP = true }))67            {68                var page = await context.NewPageAsync();69                await page.GotoAsync(Server.EmptyPage);70                await page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" });71                Assert.AreEqual(42, await page.EvaluateAsync<int>("window.__injected"));72            }73        }74        [PlaywrightTest("browsercontext-csp.spec.ts", "should bypass after cross-process navigation")]75        public async Task ShouldBypassAfterCrossProcessNavigation()76        {77            await using var context = await Browser.NewContextAsync(new() { BypassCSP = true });78            var page = await context.NewPageAsync();79            await page.GotoAsync(Server.Prefix + "/csp.html");80            await page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" });81            Assert.AreEqual(42, await page.EvaluateAsync<int>("window.__injected"));82            await page.GotoAsync(Server.CrossProcessPrefix + "/csp.html");83            await page.AddScriptTagAsync(new() { Content = "window.__injected = 42;" });84            Assert.AreEqual(42, await page.EvaluateAsync<int>("window.__injected"));85        }86        [PlaywrightTest("browsercontext-csp.spec.ts", "should bypass CSP in iframes as well")]87        public async Task ShouldBypassCSPInIframesAsWell()88        {89            await using (var context = await Browser.NewContextAsync())90            {91                var page = await context.NewPageAsync();92                await page.GotoAsync(Server.EmptyPage);93                // Make sure CSP prohibits addScriptTag in an iframe.94                var frame = await FrameUtils.AttachFrameAsync(page, "frame1", Server.Prefix + "/csp.html");95                var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => frame.AddScriptTagAsync(new() { Content = "window.__injected = 42;" }));96                TestUtils.AssertCSPError(exception.Message);97                Assert.Null(await frame.EvaluateAsync<int?>("() => window.__injected"));98            }99            // By-pass CSP and try one more time.100            await using (var context = await Browser.NewContextAsync(new() { BypassCSP = true }))101            {102                var page = await context.NewPageAsync();103                await page.GotoAsync(Server.EmptyPage);104                // Make sure CSP prohibits addScriptTag in an iframe.105                var frame = await FrameUtils.AttachFrameAsync(page, "frame1", Server.Prefix + "/csp.html");106                await frame.AddScriptTagAsync(new() { Content = "window.__injected = 42;" }).ContinueWith(_ => Task.CompletedTask);107                Assert.AreEqual(42, await frame.EvaluateAsync<int?>("() => window.__injected"));108            }109        }110    }...

AssertCSPError

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright;6using Xunit;7using Xunit.Abstractions;8{9    {10        public CSPTests(ITestOutputHelper output) : base(output)11        {12        }13        [PlaywrightTest("csp.spec.ts", "should report CSP violations")]14        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]15        public async Task ShouldReportCSPViolations()16        {17            await Page.GotoAsync(Server.EmptyPage);18            await Page.AddScriptTagAsync(new()19            {20                Content = "var somethingveryevil = true;"21            });22            await Page.EvaluateAsync("() => window.__injected = 42");23            var errors = await Page.CspErrorsAsync();24            Assert.Single(errors);25            Assert.Equal("script-src", errors[0].Directive);26            Assert.Equal("script-src", errors[0].EffectiveDirective);27            Assert.Equal("script", errors[0].ViolatedDirective);28            Assert.Equal("unsafe-eval", errors[0].Disposition);29            Assert.Equal("var somethingveryevil = true;", errors[0].BlockedURL);30            Assert.Equal("42", errors[0].StatusCode.ToString());31            Assert.Equal("script", errors[0].SourceFile);32            Assert.Equal(1, errors[0].LineNumber);33            Assert.Equal(0, errors[0].ColumnNumber);34        }35        [PlaywrightTest("csp.spec.ts", "should report CSP violations with a frame")]36        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]37        public async Task ShouldReportCSPViolationsWithAFrame()38        {39            await Page.GotoAsync(Server.EmptyPage);40            await Page.SetContentAsync($@"41                <iframe src='{Server.CrossProcessPrefix}/csp.html'></iframe>42            ");43            var frame = Page.FirstChildFrame();44            await frame.AddScriptTagAsync(new()45            {46                Content = "var somethingveryevil = true;"47            });48            await frame.EvaluateAsync("() => window.__injected = 42");49            var errors = await frame.CspErrorsAsync();50            Assert.Single(errors);51            Assert.Equal("script-src", errors[0].Directive);52            Assert.Equal("script-src", errors[0].EffectiveDirective);

AssertCSPError

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.GotoAsync(Server.Prefix + "/csp.html");3await page.EvaluateAsync("() => {4    var script = document.createElement('script');5    script.src = '/injectedfile.js';6    script.onload = () => console.log('injectedfile.js loaded');7    document.body.appendChild(script);8}");9await TestUtils.AssertCSPError(page, "script-src 'self' 'sha256-5XVX1Hx9XhVzYkY7lZJzFZl7KZg='");10await page.CloseAsync();

AssertCSPError

Using AI Code Generation

1var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions2{3    Args = new[] { "--enable-logging", "--v=1" },4    Args = new[] { "--enable-logging", "--v=1" },5});6var context = await browser.NewContextAsync();7var page = await context.NewPageAsync();

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