Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use ShouldModifyGlobalEnvironment method of PuppeteerSharp.Tests.PageTests.EvaluateTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.PageTests.EvaluateTests.ShouldModifyGlobalEnvironment

PageEvaluateTests.cs

Source:PageEvaluateTests.cs

...62            Assert.True(result);63        }64        [PuppeteerTest("evaluation.spec.ts", "Page.evaluate", "should modify global environment")]65        [PuppeteerFact]66        public async Task ShouldModifyGlobalEnvironment()67        {68            await Page.EvaluateFunctionAsync("() => window.globalVar = 123");69            Assert.Equal(123, await Page.EvaluateFunctionAsync<int>("() => window.globalVar"));70        }71        [PuppeteerTest("evaluation.spec.ts", "Page.evaluate", "should evaluate in the page context")]72        [PuppeteerFact]73        public async Task ShouldEvaluateInThePageContext()74        {75            await Page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");76            Assert.Equal(123, await Page.EvaluateFunctionAsync<int>("() => window.globalVar"));77        }78        [PuppeteerTest("evaluation.spec.ts", "Page.evaluate", "should return undefined for objects with symbols")]79        [SkipBrowserFact(skipFirefox: true)]80        public async Task ShouldReturnUndefinedForObjectsWithSymbols()...

EvaluateTests.cs

Source:EvaluateTests.cs

...50            var result = await Page.EvaluateFunctionAsync<bool>("a => Array.isArray(a)", new int[] { 1, 2, 3 });51            Assert.True(result);52        }53        [Fact]54        public async Task ShouldModifyGlobalEnvironment()55        {56            await Page.EvaluateFunctionAsync("() => window.globalVar = 123");57            Assert.Equal(123, await Page.EvaluateFunctionAsync<int>("() => window.globalVar"));58        }59        [Fact]60        public async Task ShouldEvaluateInThePageContext()61        {62            await Page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");63            Assert.Equal(123, await Page.EvaluateFunctionAsync<int>("() => window.globalVar"));64        }65        [Fact]66        public async Task ShouldReturnUndefinedForObjectsWithSymbols()67            => Assert.Null(await Page.EvaluateFunctionAsync<object>("() => [Symbol('foo4')]"));68        [Fact]...

ShouldModifyGlobalEnvironment

Using AI Code Generation

1var page = await Browser.NewPageAsync();2await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");3var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");4Assert.True(result);5var page = await Browser.NewPageAsync();6await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");7var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");8Assert.True(result);9var page = await Browser.NewPageAsync();10await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");11var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");12Assert.True(result);13var page = await Browser.NewPageAsync();14await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");15var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");16Assert.True(result);17var page = await Browser.NewPageAsync();18await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");19var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");20Assert.True(result);21var page = await Browser.NewPageAsync();22await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");23var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");24Assert.True(result);25var page = await Browser.NewPageAsync();26await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");27var result = await page.EvaluateAsync<bool>("() => window.__FOO === 'hit'");28Assert.True(result);

ShouldModifyGlobalEnvironment

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");3await page.EvaluateFunctionAsync("() => window.globalVar = 123");4var globalVar = await page.EvaluateFunctionAsync<int>("() => window.globalVar");5Assert.Equal(123, globalVar);6var page = await browser.NewPageAsync();7await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");8await page.EvaluateFunctionAsync("() => window.globalVar = 123");9var globalVar = await page.EvaluateFunctionAsync<int>("() => window.globalVar");10Assert.Equal(123, globalVar);11var page = await browser.NewPageAsync();12await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");13await page.EvaluateFunctionAsync("() => window.globalVar = 123");14var globalVar = await page.EvaluateFunctionAsync<int>("() => window.globalVar");15Assert.Equal(123, globalVar);16var page = await browser.NewPageAsync();17await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");18await page.EvaluateFunctionAsync("() => window.globalVar = 123");19var globalVar = await page.EvaluateFunctionAsync<int>("() => window.globalVar");20Assert.Equal(123, globalVar);21var page = await browser.NewPageAsync();22await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");23await page.EvaluateFunctionAsync("() => window.globalVar = 123");24var globalVar = await page.EvaluateFunctionAsync<int>("() => window.globalVar");25Assert.Equal(123, globalVar);26var page = await browser.NewPageAsync();27await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");28await page.EvaluateFunctionAsync("() => window.globalVar = 123");

ShouldModifyGlobalEnvironment

Using AI Code Generation

1var page = await Browser.NewPageAsync();2await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");3var result = await page.EvaluateFunctionAsync<bool>("() => {4    return ShouldModifyGlobalEnvironment();5}");6Console.WriteLine(result);7public static bool ShouldModifyGlobalEnvironment()8{9    return !string.IsNullOrEmpty(Environment.GetEnvironmentVariable("PUPPETEER_TEST"));10}11public static bool ShouldModifyGlobalEnvironment()12{13    return !string.IsNullOrEmpty(Environment.GetEnvironmentVariable("PUPPETEER_TEST"));14}15var page = await Browser.NewPageAsync();16await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");17var result = await page.EvaluateFunctionAsync<bool>("() => {18    return ShouldModifyGlobalEnvironment();19}");20Console.WriteLine(result);21var page = await Browser.NewPageAsync();22await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");23var result = await page.EvaluateFunctionAsync<bool>("() => {24    return ShouldModifyGlobalEnvironment();25}");26Console.WriteLine(result);27var page = await Browser.NewPageAsync();28await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");29var result = await page.EvaluateFunctionAsync<bool>("() => {30    return ShouldModifyGlobalEnvironment();31}");32Console.WriteLine(result);33var page = await Browser.NewPageAsync();34await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");35var result = await page.EvaluateFunctionAsync<bool>("() => {36    return ShouldModifyGlobalEnvironment();37}");38Console.WriteLine(result);39var page = await Browser.NewPageAsync();40await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");41var result = await page.EvaluateFunctionAsync<bool>("() => {42    return ShouldModifyGlobalEnvironment();43}");44Console.WriteLine(result);45var page = await Browser.NewPageAsync();46await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");47var result = await page.EvaluateFunctionAsync<bool>("() => {48    return ShouldModifyGlobalEnvironment();49}");50Console.WriteLine(result);51var page = await Browser.NewPageAsync();52await page.GoToAsync(TestConstants.ServerUrl + "/global-var.html");53var result = await page.EvaluateFunctionAsync<bool>("() => {

ShouldModifyGlobalEnvironment

Using AI Code Generation

1await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");2var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");3Assert.True(result);4await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");5var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");6Assert.True(result);7await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");8var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");9Assert.True(result);10await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");11var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");12Assert.True(result);13await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");14var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");15Assert.True(result);16await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");17var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");18Assert.True(result);19await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");20var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");21Assert.True(result);22await page.GoToAsync(TestConstants.ServerUrl + "/empty.html");23var result = await page.EvaluateFunctionAsync<bool>("() => window.__FOO === 1");24Assert.True(result);

ShouldModifyGlobalEnvironment

Using AI Code Generation

1var page = await browser.NewPageAsync();2var result = await page.EvaluateAsync(@"() => {3    return typeof window;4}");5Console.WriteLine(result);6var page = await browser.NewPageAsync();7var result = await page.EvaluateAsync(@"() => {8    return typeof window;9}");10Console.WriteLine(result);11var page = await browser.NewPageAsync();12var result = await page.EvaluateAsync(@"() => {13    return typeof window;14}");15Console.WriteLine(result);16var page = await browser.NewPageAsync();17var result = await page.EvaluateAsync(@"() => {18    return typeof window;19}");20Console.WriteLine(result);21var page = await browser.NewPageAsync();22var result = await page.EvaluateAsync(@"() => {23    return typeof window;24}");25Console.WriteLine(result);26var page = await browser.NewPageAsync();27var result = await page.EvaluateAsync(@"() => {28    return typeof window;29}");30Console.WriteLine(result);31var page = await browser.NewPageAsync();32var result = await page.EvaluateAsync(@"() => {33    return typeof window;34}");35Console.WriteLine(result);

ShouldModifyGlobalEnvironment

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7using PuppeteerSharp.Tests.Attributes;8using Xunit;9using Xunit.Abstractions;10using Xunit.Sdk;11{12    [Collection(TestConstants.TestFixtureCollectionName)]13    {14        public EvaluateTests(ITestOutputHelper output) : base(output)15        {16        }17        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should work")]18        public async Task ShouldWork()19        {20            var result = await Page.EvaluateExpressionAsync<int>("7 * 3");21            Assert.Equal(21, result);22        }23        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should transfer NaN")]24        public async Task ShouldTransferNaN()25        {26            var result = await Page.EvaluateExpressionAsync<double>("NaN");27            Assert.Equal(double.NaN, result);28        }29        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should transfer -0")]30        public async Task ShouldTransferNegative0()31        {32            var result = await Page.EvaluateExpressionAsync<double>("-0");33            Assert.Equal(-0, result);34        }35        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should transfer Infinity")]36        public async Task ShouldTransferInfinity()37        {38            var result = await Page.EvaluateExpressionAsync<double>("Infinity");39            Assert.Equal(double.PositiveInfinity, result);40        }41        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should transfer -Infinity")]42        public async Task ShouldTransferNegativeInfinity()43        {44            var result = await Page.EvaluateExpressionAsync<double>("-Infinity");45            Assert.Equal(double.NegativeInfinity, result);46        }47        [PuppeteerTest("page.spec.ts", "Page.evaluate", "should roundtrip unserializable values")]48        public async Task ShouldRoundtripUnserializableValues()49        {50            var windowHandle = await Page.EvaluateExpressionHandleAsync("window");

ShouldModifyGlobalEnvironment

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Xunit;4using PuppeteerSharp.Tests.Attributes;5using PuppeteerSharp.Tests.Infrastructure;6using PuppeteerSharp.Xunit;7{8    [Collection(TestConstants.TestFixtureCollectionName)]9    {10        [PuppeteerTest("page.evaluate.spec.ts", "Page.evaluate", "should modify global environment")]11        public async Task ShouldModifyGlobalEnvironmentTest()12        {13            await Page.GoToAsync(TestConstants.EmptyPage);14            await Page.EvaluateFunctionAsync(@"() => {15                window.globalVar = 123;16            }");17            Assert.Equal(123, await Page.EvaluateFunctionAsync<int>("globalVar"));18        }19    }20}21using System;22using System.Threading.Tasks;23using Xunit;24using PuppeteerSharp.Tests.Attributes;25using PuppeteerSharp.Tests.Infrastructure;26using PuppeteerSharp.Xunit;27{28    [Collection(TestConstants.TestFixtureCollectionName)]29    {30        [PuppeteerTest("page.evaluate.spec.ts", "Page.evaluate", "should not modify global environment")]

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.