Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageEvaluateTests.ShouldAwaitPromise
PageEvaluateTests.cs
Source:PageEvaluateTests.cs
...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;...
ShouldAwaitPromise
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7using Microsoft.Playwright.Tests;8using NUnit.Framework;9{10 [Parallelizable(ParallelScope.Self)]11 {12 [PlaywrightTest("page-evaluate.spec.ts", "should work")]13 [Test, Timeout(TestConstants.DefaultTestTimeout)]14 public async Task ShouldWork()15 {16 var result = await Page.EvaluateAsync<int>("() => 7 * 3");17 Assert.AreEqual(21, result);18 }19 [PlaywrightTest("page-evaluate.spec.ts", "should transfer NaN")]20 [Test, Timeout(TestConstants.DefaultTestTimeout)]21 public async Task ShouldTransferNaN()22 {23 var result = await Page.EvaluateAsync<double>("a => a", double.NaN);24 Assert.AreEqual(double.NaN, result);25 }26 [PlaywrightTest("page-evaluate.spec.ts", "should transfer -0")]27 [Test, Timeout(TestConstants.DefaultTestTimeout)]28 public async Task ShouldTransferNegative0()29 {30 var result = await Page.EvaluateAsync<int>("a => a", -0);31 Assert.AreEqual(-0, result);32 }33 [PlaywrightTest("page-evaluate.spec.ts", "should transfer Infinity")]34 [Test, Timeout(TestConstants.DefaultTestTimeout)]35 public async Task ShouldTransferInfinity()36 {37 var result = await Page.EvaluateAsync<double>("a => a", double.PositiveInfinity);38 Assert.AreEqual(double.PositiveInfinity, result);39 }40 [PlaywrightTest("page-evaluate.spec.ts", "should transfer -Infinity")]41 [Test, Timeout(TestConstants.DefaultTestTimeout)]42 public async Task ShouldTransferNegativeInfinity()43 {44 var result = await Page.EvaluateAsync<double>("a => a", double.NegativeInfinity);45 Assert.AreEqual(double.NegativeInfinity, result);46 }47 [PlaywrightTest("page-evaluate.spec.ts", "should transfer arrays")]48 [Test, Timeout(TestConstants.DefaultTestTimeout)]
ShouldAwaitPromise
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6{7 {8 [PlaywrightTest("page-evaluate.spec.ts", "should await promise")]9 public async Task ShouldAwaitPromise()10 {11 int result = await Page.EvaluateAsync<int>("() => Promise.resolve(8 * 7)");12 Assert.AreEqual(56, result);13 }14 }15}
ShouldAwaitPromise
Using AI Code Generation
1{2 using System;3 using System.Collections.Generic;4 using System.Linq;5 using System.Text;6 using System.Threading.Tasks;7 using PlaywrightSharp;8 using PlaywrightSharp.Tests.BaseTests;9 using Xunit;10 using Xunit.Abstractions;11 [Collection(TestConstants.TestFixtureBrowserCollectionName)]12 {13 public PageEvaluateTests(ITestOutputHelper output) : base(output)14 {15 }16 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]17 public async Task ShouldWork()18 {19 var result = await Page.EvaluateAsync<int>("() => 7 * 3");20 Assert.Equal(21, result);21 }22 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]23 public async Task ShouldTransferNaN()24 {25 var result = await Page.EvaluateAsync<double>("a => a", double.NaN);26 Assert.True(double.IsNaN(result));27 }28 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]29 public async Task ShouldTransferNegativeZero()30 {31 var result = await Page.EvaluateAsync<double>("a => a", -0);32 Assert.Equal(0, result);33 Assert.True(1 / result < 0);34 }35 [Fact(Timeout = PlaywrightSharp.Playwright.DefaultTimeout)]
ShouldAwaitPromise
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8 {9 public async Task ShouldAwaitPromise()10 {11 var result = await Page.EvaluateAsync<int>("() => Promise.resolve(8 * 7)");12 Assert.Equal(56, result);13 }14 }15}16{17 {18 public async Task ShouldAwaitPromise()19 {20 var result = await Page.EvaluateAsync<int>("() => Promise.resolve(8 * 7)");21 Assert.Equal(56, result);22 }23 }24}
ShouldAwaitPromise
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5 {6 static async Task Main(string[] args)7 {8 using var playwright = await Playwright.CreateAsync();9 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 var result = await page.EvaluateAsync<bool>("() => Promise.resolve(8 * 7)");14 Console.WriteLine(result);15 }16 }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright;21{22 {23 static async Task Main(string[] args)24 {25 using var playwright = await Playwright.CreateAsync();26 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions27 {28 });29 var page = await browser.NewPageAsync();30 var result = await page.EvaluateAsync<bool>("async () => await Promise.resolve(8 * 7)");31 Console.WriteLine(result);32 }33 }34}35using System;36using System.Threading.Tasks;37using Microsoft.Playwright;38{
ShouldAwaitPromise
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4{5 {6 static async Task Main(string[] args)7 {8 using var playwright = await Playwright.CreateAsync();9 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10 {11 });12 var context = await browser.NewContextAsync();13 var page = await context.NewPageAsync();14 await page.EvaluateAsync(@"() => {15 return new Promise(resolve => {16 setTimeout(() => {17 resolve(42);18 }, 1000);19 });20 }");21 }22 }23}24using System;25using System.Threading.Tasks;26using Microsoft.Playwright;27{28 {29 static async Task Main(string[] args)30 {31 using var playwright = await Playwright.CreateAsync();32 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions33 {34 });35 var context = await browser.NewContextAsync();36 var page = await context.NewPageAsync();37 await page.EvaluateAsync(@"() => {38 return new Promise(resolve => {39 setTimeout(() => {40 resolve(42);41 }, 1000);42 });43 }");44 }45 }46}47using System;48using System.Threading.Tasks;49using Microsoft.Playwright;50{51 {52 static async Task Main(string[] args)53 {54 using var playwright = await Playwright.CreateAsync();55 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions56 {57 });58 var context = await browser.NewContextAsync();
ShouldAwaitPromise
Using AI Code Generation
1var result = await page.EvaluateAsync<bool>("() => { return new Promise(resolve => setTimeout(() => resolve(true), 0)); }");2Console.WriteLine(result);3var result = await page.EvaluateAsync<bool>(@"() => {4 return new Promise(resolve => setTimeout(() => resolve(true), 0));5}");6Console.WriteLine(result);7var result = await page.EvaluateAsync<bool>(@"() => {8 return new Promise(resolve => setTimeout(() => resolve(true), 0));9}");10Console.WriteLine(result);11var result = await page.EvaluateAsync<bool>(@"() => {12 return new Promise(resolve => setTimeout(() => resolve(true), 0));13}");14Console.WriteLine(result);15var result = await page.EvaluateAsync<bool>(@"() => {16 return new Promise(resolve => setTimeout(() => resolve(true), 0));17}");18Console.WriteLine(result);19var result = await page.EvaluateAsync<bool>(@"() => {20 return new Promise(resolve => setTimeout(() => resolve(true), 0));21}");22Console.WriteLine(result);23var result = await page.EvaluateAsync<bool>(@"() => {24 return new Promise(resolve => setTimeout(() => resolve(true), 0));25}");26Console.WriteLine(result);27var result = await page.EvaluateAsync<bool>(@"() => {28 return new Promise(resolve => setTimeout(() => resolve(true), 0));29}");30Console.WriteLine(result);31var result = await page.EvaluateAsync<bool>(@"() => {32 return new Promise(resolve => setTimeout(() => resolve(true), 0));33}");34Console.WriteLine(result);35var result = await page.EvaluateAsync<bool>(@"() => {36 return new Promise(resolve => setTimeout(() => resolve(true), 0));37}");38Console.WriteLine(result);
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