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How to use ShouldPollOnMutation method of PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests.ShouldPollOnMutation

FrameWaitForFunctionTests.cs

Source:FrameWaitForFunctionTests.cs

...56            Assert.True((DateTime.Now - startTime).TotalMilliseconds > polling / 2);57        }58        [PuppeteerTest("waittask.spec.ts", "Frame.waitForFunction", "should poll on mutation")]59        [PuppeteerFact]60        public async Task ShouldPollOnMutation()61        {62            var success = false;63            var watchdog = Page.WaitForFunctionAsync("() => window.__FOO === 'hit'",64                new WaitForFunctionOptions { Polling = WaitForFunctionPollingOption.Mutation })65                .ContinueWith(_ => success = true);66            await Page.EvaluateExpressionAsync("window.__FOO = 'hit'");67            Assert.False(success);68            await Page.EvaluateExpressionAsync("document.body.appendChild(document.createElement('div'))");69            await watchdog;70        }71        [PuppeteerTest("waittask.spec.ts", "Frame.waitForFunction", "should poll on mutation async")]72        [PuppeteerFact]73        public async Task ShouldPollOnMutationAsync()74        {75            var success = false;76            var watchdog = Page.WaitForFunctionAsync("async () => window.__FOO === 'hit'",77                new WaitForFunctionOptions { Polling = WaitForFunctionPollingOption.Mutation })78                .ContinueWith(_ => success = true);79            await Page.EvaluateFunctionAsync("async () => window.__FOO = 'hit'");80            Assert.False(success);81            await Page.EvaluateExpressionAsync("document.body.appendChild(document.createElement('div'))");82            await watchdog;83        }84        [PuppeteerTest("waittask.spec.ts", "Frame.waitForFunction", "should poll on raf")]85        [PuppeteerFact]86        public async Task ShouldPollOnRaf()87        {...

ShouldPollOnMutation

Using AI Code Generation

1PuppeteerSharp.Tests.WaitTaskTests.FrameWaitForFunctionTests.ShouldPollOnMutation (0 ms)2[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer3[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer4[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer5[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer6[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer7[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer8[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer9[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer10[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer11[0725/085924.851:ERROR:service_manager.cc(157)] Connection InterfaceProviderSpec prevented service: content_renderer from binding interface: blink::mojom::RendererPreferencesWatcher exposed by: content_renderer12[0725/085924.851:ERROR:service_manager.cc(157)]

ShouldPollOnMutation

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using Xunit;5using Xunit.Abstractions;6{7    [Collection("PuppeteerLoaderFixture collection")]8    {9        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)10        {11        }12        public async Task ShouldPollOnMutation()13        {14            await Page.GoToAsync(TestConstants.ServerUrl + "/static/dynamic.html");15            var watchdog = Page.WaitForFunctionAsync(@"() => {16                window.__injected = (window.__injected || 0) + 1;17                return window.__injected > 3;18            }");19            await Page.EvaluateFunctionAsync(@"() => {20                let fulfill;21                const promise = new Promise(x => fulfill = x);22                window.makeDynamically = () => {23                    const div = document.createElement('div');24                    div.className = 'second';25                    document.body.appendChild(div);26                    fulfill();27                };28                return promise;29            }");30            for (var i = 0; i < 5; i++)31            {32                await Page.EvaluateFunctionAsync("makeDynamically");33                await Task.Delay(100);34            }35            Assert.True(await watchdog);36            Assert.Equal(4, await Page.EvaluateFunctionAsync<int>("() => window.__injected"));37        }38    }39}40using System;41using System.Threading.Tasks;42using PuppeteerSharp;43using Xunit;44using Xunit.Abstractions;45{46    [Collection("PuppeteerLoaderFixture collection")]47    {48        public FrameWaitForFunctionTests(ITestOutputHelper output) : base(output)49        {50        }51        public async Task ShouldPollOnRaf()52        {53            await Page.GoToAsync(TestConstants.ServerUrl + "/static/dynamic.html");54            var watchdog = Page.WaitForFunctionAsync(@"() => {55                window.__injected = (window.__injected || 0) + 1;56                return window.__injected > 3;57            }");

ShouldPollOnMutation

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6{7    {8        public async Task ShouldPollOnMutation()9        {10            await Page.GoToAsync(TestConstants.ServerUrl + "/poll.html");11            var watchdog = Page.WaitForFunctionAsync("window.__FOO === 'hit'", new WaitForFunctionOptions12            {13            });14            await Page.EvaluateExpressionAsync("() => window.__FOO = 'hit'");15            await watchdog;16        }17    }18}19using System;20using System.Collections.Generic;21using System.Linq;22using System.Text;23using System.Threading.Tasks;24{25    {26        public async Task ShouldNotPollMutationIfNodeIsRemoved()27        {28            await Page.GoToAsync(TestConstants.ServerUrl + "/poll.html");29            var watchdog = Page.WaitForFunctionAsync("() => !document.querySelector('div')", new WaitForFunctionOptions30            {31            });32            await Page.EvaluateExpressionAsync("() => delete window.__REMOVE_ME");33            await watchdog;34        }35    }36}

ShouldPollOnMutation

Using AI Code Generation

1using System;2using System.Linq;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    [Collection("PuppeteerLoaderFixture collection")]8    {9        public ShouldPollOnMutationTests(ITestOutputHelper output) : base(output)10        {11        }12        public async Task ShouldPollOnMutation()13        {14            await Page.GoToAsync(TestConstants.ServerUrl + "/poll.html");15            var watchdog = Page.WaitForFunctionAsync(@"() => {16                var list = document.getElementById('myUL');17                return list && list.childNodes.length >= 10;18            }");19            await Page.EvaluateFunctionAsync(@"() => {20                for (var i = 0; i < 10; i++)21                    window.addNewItem('item ' + i);22            }");23            var e = await Assert.ThrowsAsync<TimeoutException>(() => watchdog);24            Assert.Contains("waiting for function failed: timeout", e.Message);25        }26    }27}28using System;29using System.Linq;30using System.Threading.Tasks;31using Xunit;32using Xunit.Abstractions;33{34    [Collection("PuppeteerLoaderFixture collection")]35    {36        public ShouldWorkWithDomContentEventFiredTests(ITestOutputHelper output) : base(output)37        {38        }39        public async Task ShouldWorkWithDomContentEventFired()40        {41            await Page.GoToAsync(TestConstants.EmptyPage);42            var watchdog = Page.WaitForFunctionAsync(@"() => {43                return document.body;44            }");45            await Page.EvaluateFunctionAsync(@"() => {46                document.body.appendChild(document.createTextNode('test'));47            }");48            await watchdog;49        }50    }51}

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