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

Copied to Clipboard!

How to use GetPropertiesAsync method of PuppeteerSharp.JSHandle class

Best Puppeteer-sharp code snippet using PuppeteerSharp.JSHandle.GetPropertiesAsync

ElementHandle.cs

Source:ElementHandle.cs

...259        {260            var arrayHandle = await ExecutionContext.EvaluateFunctionHandleAsync(261                "(element, selector) => element.querySelectorAll(selector)",262                this, selector).ConfigureAwait(false);263            var properties = await arrayHandle.GetPropertiesAsync().ConfigureAwait(false);264            await arrayHandle.DisposeAsync().ConfigureAwait(false);265            return properties.Values.OfType<ElementHandle>().ToArray();266        }267        /// <summary>268        /// A utility function to be used with <see cref="Extensions.EvaluateFunctionAsync{T}(Task{JSHandle}, string, object[])"/>269        /// </summary>270        /// <param name="selector">A selector to query element for</param>271        /// <returns>Task which resolves to a <see cref="JSHandle"/> of <c>document.querySelectorAll</c> result</returns>272        public Task<JSHandle> QuerySelectorAllHandleAsync(string selector)273            => ExecutionContext.EvaluateFunctionHandleAsync(274                "(element, selector) => Array.from(element.querySelectorAll(selector))", this, selector);275        /// <summary>276        /// Evaluates the XPath expression relative to the elementHandle. If there's no such element, the method will resolve to <c>null</c>.277        /// </summary>278        /// <param name="expression">Expression to evaluate <see href="https://developer.mozilla.org/en-US/docs/Web/API/Document/evaluate"/></param>279        /// <returns>Task which resolves to an array of <see cref="ElementHandle"/></returns>280        public async Task<ElementHandle[]> XPathAsync(string expression)281        {282            var arrayHandle = await ExecutionContext.EvaluateFunctionHandleAsync(283                @"(element, expression) => {284                    const document = element.ownerDocument || element;285                    const iterator = document.evaluate(expression, element, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE);286                    const array = [];287                    let item;288                    while ((item = iterator.iterateNext()))289                        array.push(item);290                    return array;291                }",292                this, expression293            ).ConfigureAwait(false);294            var properties = await arrayHandle.GetPropertiesAsync().ConfigureAwait(false);295            await arrayHandle.DisposeAsync().ConfigureAwait(false);296            return properties.Values.OfType<ElementHandle>().ToArray();297        }298        /// <summary>299        /// This method returns the bounding box of the element (relative to the main frame), 300        /// or null if the element is not visible.301        /// </summary>302        /// <returns>The BoundingBox task.</returns>303        public async Task<BoundingBox> BoundingBoxAsync()304        {305            var result = await GetBoxModelAsync().ConfigureAwait(false);306            if (result == null)307            {308                return null;...

JSHandle.cs

Source:JSHandle.cs

...54              const result = { __proto__: null};55              result[propertyName] = object[propertyName];56              return result;57            }", this, propertyName).ConfigureAwait(false);58            var properties = await objectHandle.GetPropertiesAsync().ConfigureAwait(false);59            properties.TryGetValue(propertyName, out var result);60            await objectHandle.DisposeAsync().ConfigureAwait(false);61            return result;62        }63        /// <summary>64        /// Returns a <see cref="Dictionary{TKey, TValue}"/> with property names as keys and <see cref="JSHandle"/> instances for the property values.65        /// </summary>66        /// <returns>Task which resolves to a <see cref="Dictionary{TKey, TValue}"/></returns>67        /// <example>68        /// <code>69        /// var handle = await page.EvaluateExpressionHandle("({window, document})");70        /// var properties = await handle.GetPropertiesAsync();71        /// var windowHandle = properties["window"];72        /// var documentHandle = properties["document"];73        /// await handle.DisposeAsync();74        /// </code>75        /// </example>76        public async Task<Dictionary<string, JSHandle>> GetPropertiesAsync()77        {78            var response = await Client.SendAsync("Runtime.getProperties", new79            {80                objectId = RemoteObject[MessageKeys.ObjectId].AsString(),81                ownProperties = true82            }).ConfigureAwait(false);83            var result = new Dictionary<string, JSHandle>();84            foreach (var property in response[MessageKeys.Result])85            {86                if (property[MessageKeys.Enumerable] == null)87                {88                    continue;89                }90                result.Add(property[MessageKeys.Name].AsString(), ExecutionContext.CreateJSHandle(property[MessageKeys.Value]));...

GetPropertiesTests.cs

Source:GetPropertiesTests.cs

...17        {18            var aHandle = await Page.EvaluateExpressionHandleAsync(@"({19              foo: 'bar'20            })");21            var properties = await aHandle.GetPropertiesAsync();22            properties.TryGetValue("foo", out var foo);23            Assert.NotNull(foo);24            Assert.Equal("bar", await foo.JsonValueAsync<string>());25        }26        [PuppeteerTest("jshandle.spec.ts", "JSHandle.getProperties", "should return even non-own properties")]27        [PuppeteerFact]28        public async Task ShouldReturnEvenNonOwnProperties()29        {30            var aHandle = await Page.EvaluateFunctionHandleAsync(@"() => {31              class A {32                constructor() {33                  this.a = '1';34                }35              }36              class B extends A {37                constructor() {38                  super();39                  this.b = '2';40                }41              }42              return new B();43            }");44            var properties = await aHandle.GetPropertiesAsync();45            Assert.Equal("1", await properties["a"].JsonValueAsync<string>());46            Assert.Equal("2", await properties["b"].JsonValueAsync<string>());47        }48    }49}...

GetPropertiesAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });9            var page = await browser.NewPageAsync();10            var element = await page.QuerySelectorAsync("body");11            var properties = await element.GetPropertiesAsync();12            foreach (var property in properties)13            {14                Console.WriteLine(property.Key);15            }16            await browser.CloseAsync();17        }18    }19}

GetPropertiesAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var jsHandle = await page.EvaluateExpressionHandleAsync("({a: 1, b: 2})");3var properties = await jsHandle.GetPropertiesAsync();4var a = await properties["a"].JsonValueAsync();5var b = await properties["b"].JsonValueAsync();6Console.WriteLine(a);7Console.WriteLine(b);8Console.ReadLine();9var page = await browser.NewPageAsync();10var jsHandle = await page.EvaluateExpressionHandleAsync("({a: 1, b: 2})");11var properties = await jsHandle.GetPropertiesAsync();12var a = await properties["a"].JsonValueAsync();13var b = await properties["b"].JsonValueAsync();14Console.WriteLine(a);15Console.WriteLine(b);16Console.ReadLine();17var page = await browser.NewPageAsync();18var jsHandle = await page.EvaluateExpressionHandleAsync("({a: 1, b: 2})");19var properties = await jsHandle.GetPropertiesAsync();20var a = await properties["a"].JsonValueAsync();21var b = await properties["b"].JsonValueAsync();22Console.WriteLine(a);23Console.WriteLine(b);24Console.ReadLine();25var page = await browser.NewPageAsync();26var jsHandle = await page.EvaluateExpressionHandleAsync("({a: 1, b: 2})");27var properties = await jsHandle.GetPropertiesAsync();28var a = await properties["a"].JsonValueAsync();29var b = await properties["b"].JsonValueAsync();30Console.WriteLine(a);31Console.WriteLine(b);32Console.ReadLine();33var page = await browser.NewPageAsync();34var jsHandle = await page.EvaluateExpressionHandleAsync("({a: 1, b: 2})");35var properties = await jsHandle.GetPropertiesAsync();36var a = await properties["a"].JsonValueAsync();

GetPropertiesAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            var elementHandle = await page.QuerySelectorAsync("body");13            var properties = await elementHandle.GetPropertiesAsync();14            foreach (var property in properties)15            {16                Console.WriteLine(property.Key);17            }18            Console.WriteLine("Hello World!");19        }20    }21}

GetPropertiesAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().GetAwaiter().GetResult();9        }10        static async Task MainAsync()11        {12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });13            var page = await browser.NewPageAsync();14            var element = await page.QuerySelectorAsync("input[name=q]");15            var properties = await element.GetPropertiesAsync();16            foreach (var property in properties)17            {18                Console.WriteLine(property.Key);19                Console.WriteLine(property.Value);20            }21            await browser.CloseAsync();22        }23    }24}

GetPropertiesAsync

Using AI Code Generation

1var handle = await page.GetPropertiesAsync();2var properties = handle.ToDictionary(x => x.Key, x => x.Value);3var property = properties["name"];4var value = await property.JsonValueAsync();5Console.WriteLine(value);6var handle = await page.GetPropertiesAsync();7var properties = handle.ToDictionary(x => x.Key, x => x.Value);8var property = properties["name"];9var value = await property.JsonValueAsync();10Console.WriteLine(value);11var handle = await page.GetPropertiesAsync();12var properties = handle.ToDictionary(x => x.Key, x => x.Value);13var property = properties["name"];14var value = await property.JsonValueAsync();15Console.WriteLine(value);16var handle = await page.GetPropertiesAsync();17var properties = handle.ToDictionary(x => x.Key, x => x.Value);18var property = properties["name"];19var value = await property.JsonValueAsync();20Console.WriteLine(value);21var handle = await page.GetPropertiesAsync();22var properties = handle.ToDictionary(x => x.Key, x => x.Value);23var property = properties["name"];24var value = await property.JsonValueAsync();25Console.WriteLine(value);26var handle = await page.GetPropertiesAsync();27var properties = handle.ToDictionary(x => x.Key, x => x.Value);28var property = properties["name"];29var value = await property.JsonValueAsync();30Console.WriteLine(value);31var handle = await page.GetPropertiesAsync();32var properties = handle.ToDictionary(x => x.Key, x => x.Value);33var property = properties["name"];34var value = await property.JsonValueAsync();35Console.WriteLine(value);36var handle = await page.GetPropertiesAsync();

GetPropertiesAsync

Using AI Code Generation

1var properties = await jsHandle.GetPropertiesAsync();2foreach (var property in properties)3{4    Console.WriteLine(property.Key + " " + property.Value);5}6{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}7{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}8{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}9{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}10var properties = await jsHandle.GetPropertiesAsync();11foreach (var property in properties)12{13    Console.WriteLine(property.Key + " " + property.Value);14}15{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}16{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}17{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}18{System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]} {System.Collections.Generic.Dictionary`2[System.String,PuppeteerSharp.JSHandle]}19var properties = await jsHandle.GetPropertiesAsync();20foreach (var property in properties)21{22    Console.WriteLine(property.Key + " " + property.Value.Value);23}

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.