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How to use ShouldWork method of Microsoft.Playwright.Tests.PageEvaluateTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork

PageEvaluateTests.cs

Source:PageEvaluateTests.cs

...35{36    public class PageEvaluateTests : PageTestEx37    {38        [PlaywrightTest("page-evaluate.spec.ts", "should work")]39        public async Task ShouldWork()40        {41            int result = await Page.EvaluateAsync<int>("() => 7 * 3");42            Assert.AreEqual(21, result);43        }44        public async Task ShouldSerializeArguments()45        {46            int result = await Page.EvaluateAsync<int>("a => a.m * a.n", new { m = 7, n = 3 });47            Assert.AreEqual(21, result);48        }49        [PlaywrightTest("page-evaluate.spec.ts", "should transfer NaN")]50        public async Task ShouldTransferNaN()51        {52            double result = await Page.EvaluateAsync<double>("a => a", double.NaN);53            Assert.AreEqual(double.NaN, result);54        }55        [PlaywrightTest("page-evaluate.spec.ts", "should transfer -0")]56        public async Task ShouldTransferNegative0()57        {58            double result = await Page.EvaluateAsync<double>("a => a", -0d);59            Assert.AreEqual(-0, result);60        }61        [PlaywrightTest("page-evaluate.spec.ts", "should transfer Infinity")]62        public async Task ShouldTransferInfinity()63        {64            double result = await Page.EvaluateAsync<double>("a => a", double.PositiveInfinity);65            Assert.AreEqual(double.PositiveInfinity, result);66        }67        [PlaywrightTest("page-evaluate.spec.ts", "should transfer -Infinity")]68        public async Task ShouldTransferNegativeInfinity()69        {70            double result = await Page.EvaluateAsync<double>("a => a", double.NegativeInfinity);71            Assert.AreEqual(double.NegativeInfinity, result);72        }73        [PlaywrightTest("page-evaluate.spec.ts", "should roundtrip unserializable values")]74        public async Task ShouldRoundtripUnserializableValues()75        {76            dynamic value = new77            {78                infinity = double.PositiveInfinity,79                nInfinity = double.NegativeInfinity,80                nZero = -0d,81                nan = double.NaN,82            };83            dynamic result = await Page.EvaluateAsync<dynamic>("value => value", value);84            Assert.AreEqual(value.infinity, result.infinity);85            Assert.AreEqual(value.nInfinity, result.nInfinity);86            Assert.AreEqual(value.nZero, result.nZero);87            Assert.AreEqual(value.nan, result.nan);88        }89        [PlaywrightTest("page-evaluate.spec.ts", "should roundtrip promise to value")]90        public async Task ShouldRoundtripPromiseToValue()91        {92            object result = await Page.EvaluateAsync<object>("value => Promise.resolve(value)", null);93            Assert.Null(result);94            double infitinity = await Page.EvaluateAsync<double>("value => Promise.resolve(value)", double.PositiveInfinity);95            Assert.AreEqual(double.PositiveInfinity, infitinity);96            double ninfitinity = await Page.EvaluateAsync<double>("value => Promise.resolve(value)", double.NegativeInfinity);97            Assert.AreEqual(double.NegativeInfinity, ninfitinity);98            double nzero = await Page.EvaluateAsync<double>("value => Promise.resolve(value)", -0d);99            Assert.AreEqual(-0, nzero);100        }101        [PlaywrightTest("page-evaluate.spec.ts", "should roundtrip promise to unserializable values")]102        public async Task ShouldRoundtripPromiseToUnserializableValues()103        {104            dynamic value = new105            {106                infinity = double.PositiveInfinity,107                nInfinity = double.NegativeInfinity,108                nZero = -0d,109                nan = double.NaN,110            };111            dynamic result = await Page.EvaluateAsync<ExpandoObject>("value => Promise.resolve(value)", value);112            Assert.AreEqual(value.infinity, result.infinity);113            Assert.AreEqual(value.nInfinity, result.nInfinity);114            Assert.AreEqual(value.nZero, result.nZero);115            Assert.AreEqual(value.nan, result.nan);116        }117        [PlaywrightTest("page-evaluate.spec.ts", "should transfer arrays")]118        public async Task ShouldTransferArrays()119        {120            int[] result = await Page.EvaluateAsync<int[]>("a => a", new[] { 1, 2, 3 });121            Assert.AreEqual(new[] { 1, 2, 3 }, result);122        }123        [PlaywrightTest("page-evaluate.spec.ts", "should transfer arrays as arrays, not objects")]124        public async Task ShouldTransferArraysAsArraysNotObjects()125        {126            bool result = await Page.EvaluateAsync<bool>("a => Array.isArray(a)", new[] { 1, 2, 3 });127            Assert.True(result);128        }129        [PlaywrightTest("page-evaluate.spec.ts", "should transfer maps as empty objects")]130        public async Task ShouldTransferMapsAsEmptyObjects()131        {132            dynamic result = await Page.EvaluateAsync<ExpandoObject>("a => a.x.constructor.name + ' ' + JSON.stringify(a.x), {x: new Map([[1, 2]])}");133            Assert.IsEmpty(TypeDescriptor.GetProperties(result));134        }135        [PlaywrightTest("page-evaluate.spec.ts", "should modify global environment")]136        public async Task ShouldModifyGlobalEnvironment()137        {138            await Page.EvaluateAsync("() => window.globalVar = 123");139            Assert.AreEqual(123, await Page.EvaluateAsync<int>("globalVar"));140        }141        [PlaywrightTest("page-evaluate.spec.ts", "should evaluate in the page context")]142        public async Task ShouldEvaluateInThePageContext()143        {144            await Page.GotoAsync(Server.Prefix + "/global-var.html");145            Assert.AreEqual(123, await Page.EvaluateAsync<int>("globalVar"));146        }147        [PlaywrightTest("page-evaluate.spec.ts", "should return undefined for objects with symbols")]148        public async Task ShouldReturnUndefinedForObjectsWithSymbols()149        {150            Assert.AreEqual(new object[] { null }, await Page.EvaluateAsync<object>("() => [Symbol('foo4')]"));151            Assert.AreEqual("{}", (await Page.EvaluateAsync<JsonElement>(@"() => {152                var a = { };153                a[Symbol('foo4')] = 42;154                return a;155            }")).GetRawText());156            dynamic element = await Page.EvaluateAsync<ExpandoObject>(@"() => {157                return { foo: [{ a: Symbol('foo4') }] };158            }");159            Assert.Null(element.foo[0].a);160        }161        [PlaywrightTest("page-evaluate.spec.ts", "should work with unicode chars")]162        public async Task ShouldWorkWithUnicodeChars()163        {164            int result = await Page.EvaluateAsync<int>("a => a['ä¸æåç¬¦']", new Dictionary<string, int> { ["ä¸æåç¬¦"] = 42 });165            Assert.AreEqual(42, result);166        }167        [PlaywrightTest("page-evaluate.spec.ts", "should throw when evaluation triggers reload")]168        public async Task ShouldThrowWhenEvaluationTriggersReload()169        {170            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync<object>(@"() => {171                location.reload();172                return new Promise(() => { });173            }"));174            StringAssert.Contains("navigation", exception.Message);175        }176        [PlaywrightTest("page-evaluate.spec.ts", "should await promise")]177        public async Task ShouldAwaitPromise()178        {179            int result = await Page.EvaluateAsync<int>("() => Promise.resolve(8 * 7)");180            Assert.AreEqual(56, result);181        }182        [PlaywrightTest("page-evaluate.spec.ts", "should work right after framenavigated")]183        public async Task ShouldWorkRightAfterFrameNavigated()184        {185            Task<int> frameEvaluation = null;186            Page.FrameNavigated += (_, e) =>187            {188                frameEvaluation = e.EvaluateAsync<int>("() => 6 * 7");189            };190            await Page.GotoAsync(Server.EmptyPage);191            Assert.AreEqual(42, await frameEvaluation);192        }193        [PlaywrightTest("page-evaluate.spec.ts", "should work right after a cross-origin navigation")]194        public async Task ShouldWorkRightAfterACrossOriginNavigation()195        {196            await Page.GotoAsync(Server.EmptyPage);197            Task<int> frameEvaluation = null;198            Page.FrameNavigated += (_, e) =>199            {200                frameEvaluation = e.EvaluateAsync<int>("() => 6 * 7");201            };202            await Page.GotoAsync(Server.CrossProcessPrefix + "/empty.html");203            Assert.AreEqual(42, await frameEvaluation);204        }205        [PlaywrightTest("page-evaluate.spec.ts", "should work from-inside an exposed function")]206        public async Task ShouldWorkFromInsideAnExposedFunction()207        {208            // Setup inpage callback, which calls Page.evaluate209            await Page.ExposeFunctionAsync("callController", async (int a, int b) => await Page.EvaluateAsync<int>("({a, b}) => a * b", new { a, b }));210            int result = await Page.EvaluateAsync<int>(@"async function() {211                return await callController(9, 3);212            }");213            Assert.AreEqual(27, result);214        }215        [PlaywrightTest("page-evaluate.spec.ts", "should reject promise with exception")]216        public async Task ShouldRejectPromiseWithException()217        {218            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync("() => not_existing_object.property"));219            StringAssert.Contains("not_existing_object", exception.Message);220        }221        [PlaywrightTest("page-evaluate.spec.ts", "should support thrown strings as error messages")]222        public async Task ShouldSupportThrownStringsAsErrorMessages()223        {224            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync("() => { throw 'qwerty'; }"));225            StringAssert.Contains("qwerty", exception.Message);226        }227        [PlaywrightTest("page-evaluate.spec.ts", "should support thrown numbers as error messages")]228        public async Task ShouldSupportThrownNumbersAsErrorMessages()229        {230            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync("() => { throw 100500; }"));231            StringAssert.Contains("100500", exception.Message);232        }233        [PlaywrightTest("page-evaluate.spec.ts", "should return complex objects")]234        public async Task ShouldReturnComplexObjects()235        {236            var obj = new { foo = "bar!" };237            var result = await Page.EvaluateAsync<JsonElement>("a => a", obj);238            Assert.AreEqual("bar!", result.GetProperty("foo").GetString());239        }240        [PlaywrightTest("page-evaluate.spec.ts", "should return NaN")]241        public async Task ShouldReturnNaN()242        {243            double result = await Page.EvaluateAsync<double>("() => NaN");244            Assert.AreEqual(double.NaN, result);245        }246        [PlaywrightTest("page-evaluate.spec.ts", "should return -0")]247        public async Task ShouldReturnNegative0()248        {249            Assert.AreEqual(-0, (await Page.EvaluateAsync<double>("() => -0")));250        }251        [PlaywrightTest("page-evaluate.spec.ts", "should return Infinity")]252        public async Task ShouldReturnInfinity()253        {254            double result = await Page.EvaluateAsync<double>("() => Infinity");255            Assert.AreEqual(double.PositiveInfinity, result);256        }257        [PlaywrightTest("page-evaluate.spec.ts", "should return -Infinity")]258        public async Task ShouldReturnNegativeInfinity()259        {260            double result = await Page.EvaluateAsync<double>("() => -Infinity");261            Assert.AreEqual(double.NegativeInfinity, result);262        }263        [PlaywrightTest("page-evaluate.spec.ts", "should work with overwritten Promise")]264        public async Task ShouldWorkWithOverwrittenPromise()265        {266            await Page.EvaluateAsync(@"() => {267              const originalPromise = window.Promise;268              class Promise2 {269                static all(...arg) {270                  return wrap(originalPromise.all(...arg));271                }272                static race(...arg) {273                  return wrap(originalPromise.race(...arg));274                }275                static resolve(...arg) {276                  return wrap(originalPromise.resolve(...arg));277                }278                constructor(f, r) {279                  this._promise = new originalPromise(f, r);280                }281                then(f, r) {282                  return wrap(this._promise.then(f, r));283                }284                catch(f) {285                  return wrap(this._promise.catch(f));286                }287                finally(f) {288                  return wrap(this._promise.finally(f));289                }290              };291              const wrap = p => {292                const result = new Promise2(() => {}, () => {});293                result._promise = p;294                return result;295              };296              window.Promise = Promise2;297              window.__Promise2 = Promise2;298            }");299            Assert.True(await Page.EvaluateAsync<bool>(@"() => {300              const p = Promise.all([Promise.race([]), new Promise(() => {}).then(() => {})]);301              return p instanceof window.__Promise2;302            }"));303            Assert.AreEqual(42, await Page.EvaluateAsync<int>("() => Promise.resolve(42)"));304        }305        [PlaywrightTest("page-evaluate.spec.ts", @"should accept ""undefined"" as one of multiple parameters")]306        public async Task ShouldAcceptUndefinedAsOneOfMultipleParameters()307        {308            //C# will send nulls309            bool result = await Page.EvaluateAsync<bool>(@"({a, b}) => {310                console.log(a);311                console.log(b);312                return Object.is (a, null) && Object.is (b, 'foo')313            }", new { a = (object)null, b = "foo" });314            Assert.True(result);315        }316        [PlaywrightTest("page-evaluate.spec.ts", "should properly serialize undefined fields")]317        public async Task ShouldProperlySerializeUndefinedFields()318        {319            dynamic result = await Page.EvaluateAsync<ExpandoObject>("() => ({a: undefined})");320            Assert.Null(result.a);321        }322        [PlaywrightTest("page-evaluate.spec.ts", "should properly serialize null arguments")]323        public async Task ShouldProperlySerializeNullArguments()324                => Assert.Null(await Page.EvaluateAsync<JsonDocument>("x => x", null));325        [PlaywrightTest("page-evaluate.spec.ts", "should properly serialize null fields")]326        public async Task ShouldProperlySerializeNullFields()327        {328            dynamic result = await Page.EvaluateAsync<ExpandoObject>("() => ({ a: null})");329            Assert.Null(result.a);330        }331        [PlaywrightTest("page-evaluate.spec.ts", "should return undefined for non-serializable objects")]332        public async Task ShouldReturnUndefinedForNonSerializableObjects()333            => Assert.Null(await Page.EvaluateAsync<object>("() => window"));334        [PlaywrightTest("page-evaluate.spec.ts", "should fail for circular object")]335        public async Task ShouldFailForCircularObject()336        {337            object result = await Page.EvaluateAsync<object>(@"() => {338                var a = { };339                var b = { a };340                a.b = b;341                return a;342            }");343            Assert.Null(result);344        }345        [PlaywrightTest("page-evaluate.spec.ts", "should be able to throw a tricky error")]346        public async Task ShouldBeAbleToThrowATrickyError()347        {348            var windowHandle = await Page.EvaluateHandleAsync("() => window");349            var exceptionText = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => windowHandle.JsonValueAsync<object>());350            var error = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync<JsonElement>(@"errorText => {351                throw new Error(errorText);352            }", exceptionText.Message));353            StringAssert.Contains(exceptionText.Message, error.Message);354        }355        [PlaywrightTest("page-evaluate.spec.ts", "should accept a string with comments")]356        public async Task ShouldAcceptAStringWithComments()357        {358            int result = await Page.EvaluateAsync<int>("2 + 5;\n// do some math!");359            Assert.AreEqual(7, result);360        }361        [PlaywrightTest("page-evaluate.spec.ts", "should accept element handle as an argument")]362        public async Task ShouldAcceptElementHandleAsAnArgument()363        {364            await Page.SetContentAsync("<section>42</section>");365            var element = await Page.QuerySelectorAsync("section");366            string text = await Page.EvaluateAsync<string>("e => e.textContent", element);367            Assert.AreEqual("42", text);368        }369        [PlaywrightTest("page-evaluate.spec.ts", "should throw if underlying element was disposed")]370        public async Task ShouldThrowIfUnderlyingElementWasDisposed()371        {372            await Page.SetContentAsync("<section>39</section>");373            var element = await Page.QuerySelectorAsync("section");374            Assert.NotNull(element);375            await element.DisposeAsync();376            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync("e => e.textContent", element));377            StringAssert.Contains("JSHandle is disposed", exception.Message);378        }379        [PlaywrightTest("page-evaluate.spec.ts", "should simulate a user gesture")]380        public async Task ShouldSimulateAUserGesture()381        {382            bool result = await Page.EvaluateAsync<bool>(@"() => {383                document.body.appendChild(document.createTextNode('test'));384                document.execCommand('selectAll');385                return document.execCommand('copy');386            }");387            Assert.True(result);388        }389        [PlaywrightTest("page-evaluate.spec.ts", "should throw a nice error after a navigation")]390        public async Task ShouldThrowANiceErrorAfterANavigation()391        {392            var evaluateTask = Page.EvaluateAsync("() => new Promise(f => window.__resolve = f)");393            await TaskUtils.WhenAll(394                Page.WaitForNavigationAsync(),395                Page.EvaluateAsync(@"() => {396                    window.location.reload();397                    setTimeout(() => window.__resolve(42), 1000);398                }")399            );400            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => evaluateTask);401            StringAssert.Contains("navigation", exception.Message);402        }403        [PlaywrightTest("page-evaluate.spec.ts", "should not throw an error when evaluation does a navigation")]404        public async Task ShouldNotThrowAnErrorWhenEvaluationDoesANavigation()405        {406            await Page.GotoAsync(Server.Prefix + "/one-style.html");407            int[] result = await Page.EvaluateAsync<int[]>(@"() => {408                window.location = '/empty.html';409                return [42];410            }");411            Assert.AreEqual(new[] { 42 }, result);412        }413        [PlaywrightTest("page-evaluate.spec.ts", "should not throw an error when evaluation does a synchronous navigation and returns an object")]414        [Skip(SkipAttribute.Targets.Webkit)]415        public async Task ShouldNotThrowAnErrorWhenEvaluationDoesASynchronousNavigationAndReturnsAnObject()416        {417            var result = await Page.EvaluateAsync<JsonElement>(@"() => {418                window.location.reload();419                return {a: 42};420            }");421            Assert.AreEqual(42, result.GetProperty("a").GetInt32());422        }423        [PlaywrightTest("page-evaluate.spec.ts", "should not throw an error when evaluation does a synchronous navigation and returns an undefined")]424        [Skip(SkipAttribute.Targets.Webkit)]425        public async Task ShouldNotThrowAnErrorWhenEvaluationDoesASynchronousNavigationAndReturnsUndefined()426        {427            var result = await Page.EvaluateAsync<JsonElement?>(@"() => {428                window.location.reload();429                return undefined;430            }");431            Assert.Null(result);432        }433        [PlaywrightTest("page-evaluate.spec.ts", "should transfer 100Mb of data from page to node.js")]434        public async Task ShouldTransfer100MbOfDataFromPageToNodeJs()435        {436            string a = await Page.EvaluateAsync<string>("() => Array(100 * 1024 * 1024 + 1).join('a')");437            Assert.AreEqual(100 * 1024 * 1024, a.Length);438        }439        [PlaywrightTest("page-evaluate.spec.ts", "should throw error with detailed information on exception inside promise ")]440        public async Task ShouldThrowErrorWithDetailedInformationOnExceptionInsidePromise()441        {442            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync<object>(@"() => new Promise(() => {443                throw new Error('Error in promise');444            })"));445            StringAssert.Contains("Error in promise", exception.Message);446        }447        [PlaywrightTest("page-evaluate.spec.ts", "should work even when JSON is set to null")]448        public async Task ShouldWorkEvenWhenJSONIsSetToNull()449        {450            await Page.EvaluateAsync<object>("() => { window.JSON.stringify = null; window.JSON = null; }");451            var result = await Page.EvaluateAsync<JsonElement>("() => ({ abc: 123})");452            Assert.AreEqual(123, result.GetProperty("abc").GetInt32());453        }454        [PlaywrightTest("page-evaluate.spec.ts", "should await promise from popup")]455        [Skip(SkipAttribute.Targets.Firefox)]456        public async Task ShouldAwaitPromiseFromPopup()457        {458            await Page.GotoAsync(Server.EmptyPage);459            int result = await Page.EvaluateAsync<int>(@"() => {460                const win = window.open('about:blank');461                return new win.Promise(f => f(42));462            }");463            Assert.AreEqual(42, result);464        }465        [PlaywrightTest("page-evaluate.spec.ts", "should work with non-strict expressions")]466        public async Task ShouldWorkWithNonStrictExpressions()467        {468            Assert.AreEqual(3.14m, await Page.EvaluateAsync<decimal>(@"() => {469              y = 3.14;470              return y;471            }"));472        }473        [PlaywrightTest("page-evaluate.spec.ts", "should respect use strict expression")]474        public async Task ShouldRespectUseStrictExpression()475        {476            var exception = await PlaywrightAssert.ThrowsAsync<PlaywrightException>(() => Page.EvaluateAsync<object>(@"() => {477                ""use strict"";478                variableY = 3.14;479               return variableY;480            }"));...

ShouldWork

Using AI Code Generation

1{2    [Collection(TestConstants.TestFixtureBrowserCollectionName)]3    {4        public PageEvaluateTests(ITestOutputHelper output) : base(output)5        {6        }7        [PlaywrightTest("page-evaluate.spec.ts", "should work")]8        [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]9        public async Task ShouldWork()10        {11            await Page.EvaluateAsync("() => window.__FOO = 123");12            Assert.Equal(123, await Page.EvaluateAsync<int>("() => window.__FOO"));13            Assert.Equal(123, await Page.EvaluateAsync<int>("() => window.__FOO"));14        }15    }16}17      Assert.Equal() Failure18           at Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork() in C:\Users\user\source\repos\PlaywrightSharp\src\PlaywrightSharp.Tests\PageEvaluateTests.cs:line 3119The test is failing because the assert is not passing. The following error is displayed: Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork [FAIL] Assert.Equal() Failure Expected: 123 Actual: 0 Stack Trace: at Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork() in C:\Users\user\source\repos\PlaywrightSharp\src\PlaywrightSharp.Tests\PageEvaluateTests.cs:line 3120      Assert.Equal() Failure21           at Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork() in C:\Users\user\source\repos\PlaywrightSharp\src\PlaywrightSharp.Tests\PageEvaluateTests.cs:line 3122      Assert.Equal() Failure23           at Microsoft.Playwright.Tests.PageEvaluateTests.ShouldWork() in C:\Users\

ShouldWork

Using AI Code Generation

1await ShouldWork();2await ShouldWork();3await ShouldWork();4await ShouldWork();5await ShouldWork();6await ShouldWork();7await ShouldWork();8await ShouldWork();9await ShouldWork();10await ShouldWork();11await ShouldWork();12await ShouldWork();13await ShouldWork();14await ShouldWork();15await ShouldWork();16await ShouldWork();17await ShouldWork();18await ShouldWork();19await ShouldWork();20await ShouldWork();21await ShouldWork();

ShouldWork

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Microsoft.Playwright.Tests;6using Xunit;7{8    {9        public async Task ShouldWork()10        {11            await Page.GotoAsync(Server.Prefix + "/tamperable.html");12            var result = await Page.EvaluateAsync<int>("() => 7 * 3");13            Assert.Equal(21, result);14        }15    }16}17using System;18using System.Collections.Generic;19using System.Text;20using System.Threading.Tasks;21using Microsoft.Playwright.Tests;22using Xunit;23{24    {25        public async Task ShouldWork()26        {27            await Page.GotoAsync(Server.Prefix + "/tamperable.html");28            var result = await Page.EvaluateHandleAsync("() => 7 * 3");29            Assert.Equal(21, await result.JsonValueAsync<int>());30        }31    }32}33using System;34using System.Collections.Generic;35using System.Text;36using System.Threading.Tasks;37using Microsoft.Playwright.Tests;38using Xunit;39{40    {41        public async Task ShouldWork()42        {43            await Page.ExposeBindingAsync("add", (args) => args[0] + args[1]);44            var result = await Page.EvaluateAsync<int>("async function() { return add(5, 6); }");45            Assert.Equal(11, result);46        }47    }48}49using System;50using System.Collections.Generic;51using System.Text;52using System.Threading.Tasks;53using Microsoft.Playwright.Tests;54using Xunit;55{56    {57        public async Task ShouldWork()58        {59            await Page.ExposeBindingAsync("wrapper", (args) => args[0]);

ShouldWork

Using AI Code Generation

1using Microsoft.Playwright.Tests;2var test = new Microsoft.Playwright.Tests.PageEvaluateTests();3test.ShouldWork();4using Microsoft.Playwright.Tests;5var test = new Microsoft.Playwright.Tests.PageEvaluateTests();6test.ShouldWork();7using Microsoft.Playwright.Tests;8var test = new Microsoft.Playwright.Tests.PageEvaluateTests();9test.ShouldWork();10using Microsoft.Playwright.Tests;11var test = new Microsoft.Playwright.Tests.PageEvaluateTests();12test.ShouldWork();13using Microsoft.Playwright.Tests;14var test = new Microsoft.Playwright.Tests.PageEvaluateTests();15test.ShouldWork();16using Microsoft.Playwright.Tests;17var test = new Microsoft.Playwright.Tests.PageEvaluateTests();18test.ShouldWork();19using Microsoft.Playwright.Tests;20var test = new Microsoft.Playwright.Tests.PageEvaluateTests();21test.ShouldWork();22using Microsoft.Playwright.Tests;23var test = new Microsoft.Playwright.Tests.PageEvaluateTests();24test.ShouldWork();

ShouldWork

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4{5    {6        public static async Task Main(string[] args)7        {8            var page = await Page.EvaluateTests.ShouldWork();9        }10    }11}12using Microsoft.Playwright.Tests;13using System;14using System.Threading.Tasks;15{16    {17        public static async Task Main(string[] args)18        {19            var page = await Page.EvaluateTests.ShouldWork();20        }21    }22}23using Microsoft.Playwright.Tests;24using System;25using System.Threading.Tasks;26{27    {28        public static async Task Main(string[] args)29        {30            var page = await Page.EvaluateTests.ShouldWork();31        }32    }33}34using Microsoft.Playwright.Tests;35using System;36using System.Threading.Tasks;37{38    {39        public static async Task Main(string[] args)40        {41            var page = await Page.EvaluateTests.ShouldWork();42        }43    }44}45using Microsoft.Playwright.Tests;46using System;47using System.Threading.Tasks;48{49    {50        public static async Task Main(string[] args)51        {52            var page = await Page.EvaluateTests.ShouldWork();53        }54    }55}56using Microsoft.Playwright.Tests;57using System;58using System.Threading.Tasks;59{60    {61        public static async Task Main(string[] args)62        {63            var page = await Page.EvaluateTests.ShouldWork();64        }65    }66}67using Microsoft.Playwright.Tests;68using System;69using System.Threading.Tasks;

ShouldWork

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4await page.SetContentAsync(@"");5await page.EvaluateAsync(@"() => {6    var t = new Microsoft.Playwright.Tests.PageEvaluateTests();7    t.ShouldWork();8}");9await browser.CloseAsync();10var playwright = await Playwright.CreateAsync();11var browser = await playwright.Chromium.LaunchAsync();12var page = await browser.NewPageAsync();13await page.SetContentAsync(@"");14await page.EvaluateAsync(@"() => {15    var t = new Microsoft.Playwright.Tests.PageEvaluateTests();16    t.ShouldWork();17}");18await browser.CloseAsync();19var playwright = await Playwright.CreateAsync();20var browser = await playwright.Chromium.LaunchAsync();21var page = await browser.NewPageAsync();22await page.SetContentAsync(@"");23await page.EvaluateAsync(@"() => {24    var t = new Microsoft.Playwright.Tests.PageEvaluateTests();25    t.ShouldWork();26}");27await browser.CloseAsync();28var playwright = await Playwright.CreateAsync();29var browser = await playwright.Chromium.LaunchAsync();30var page = await browser.NewPageAsync();31await page.SetContentAsync(@"");32await page.EvaluateAsync(@"() => {33    var t = new Microsoft.Playwright.Tests.PageEvaluateTests();34    t.ShouldWork();35}");36await browser.CloseAsync();37var playwright = await Playwright.CreateAsync();38var browser = await playwright.Chromium.LaunchAsync();39var page = await browser.NewPageAsync();40await page.SetContentAsync(@"");41await page.EvaluateAsync(@"() => {42    var t = new Microsoft.Playwright.Tests.PageEvaluateTests();

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.

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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.