[Live Now] Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Join for FREE! Join TestMu Conference

How to use ShouldSelectOnlyFirstOption method of PuppeteerSharp.Tests.PageTests.SelectTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.PageTests.SelectTests.ShouldSelectOnlyFirstOption

SelectTests.cs

Source:SelectTests.cs

...18            Assert.Equal(new string[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));19            Assert.Equal(new string[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));20        }21        [Fact]22        public async Task ShouldSelectOnlyFirstOption()23        {24            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");25            await Page.SelectAsync("select", "blue", "green", "red");26            Assert.Equal(new string[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));27            Assert.Equal(new string[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));28        }29        [Fact]30        public async Task ShouldNotThrowWhenSelectCausesNavigation()31        {32            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");33            await Page.QuerySelectorAsync("select").EvaluateFunctionAsync("select => select.addEventListener('input', () => window.location = '/empty.html')");34            await Task.WhenAll(35              Page.SelectAsync("select", "blue"),36              Page.WaitForNavigationAsync()...

ShouldSelectOnlyFirstOption

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Text;4using System.Threading.Tasks;5using Xunit;6using Xunit.Abstractions;7{8    [Collection("PuppeteerLoaderFixture collection")]9    {10        public SelectTests(ITestOutputHelper output) : base(output)11        {12        }13        public async Task ShouldSelectOnlyFirstOption()14        {15            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");16            var select = await Page.QuerySelectorAsync("select");17            await select.SelectAsync(new[] { "blue", "green", "red" });18            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));19            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));20        }21    }22}23using System;24using System.Collections.Generic;25using System.Text;26using System.Threading.Tasks;27using Xunit;28using Xunit.Abstractions;29{30    [Collection("PuppeteerLoaderFixture collection")]31    {32        public SelectTests(ITestOutputHelper output) : base(output)33        {34        }35        public async Task ShouldSelectOnlyFirstOption()36        {37            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");38            var select = await Page.QuerySelectorAsync("select");39            await select.SelectAsync(new[] { "blue", "green", "red" });40            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));41            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));42        }43    }44}45using System;46using System.Collections.Generic;47using System.Text;48using System.Threading.Tasks;49using Xunit;50using Xunit.Abstractions;51{52    [Collection("PuppeteerLoaderFixture collection")]53    {54        public SelectTests(ITestOutputHelper output) : base

ShouldSelectOnlyFirstOption

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        [PuppeteerTest("select.spec.ts", "Page.select", "should select only first option")]7        public async Task ShouldSelectOnlyFirstOption()8        {9            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");10            var select = await Page.QuerySelectorAsync("select");11            await select.SelectAsync(new[] { "blue", "black" });12            var result = await Page.EvaluateExpressionAsync<string[]>("result.onInput");13            Assert.Equal(new[] { "blue" }, result);14            result = await Page.EvaluateExpressionAsync<string[]>("result.onChange");15            Assert.Equal(new[] { "blue" }, result);16        }17    }18}19using PuppeteerSharp;20using System;21using System.Threading.Tasks;22{23    {24        [PuppeteerTest("select.spec.ts", "Page.select", "should select only first option")]25        public async Task ShouldSelectOnlyFirstOption()26        {27            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");28            var select = await Page.QuerySelectorAsync("select");29            await select.SelectAsync(new[] { "blue", "black" });30            var result = await Page.EvaluateExpressionAsync<string[]>("result.onInput");31            Assert.Equal(new[] { "blue" }, result);32            result = await Page.EvaluateExpressionAsync<string[]>("result.onChange");33            Assert.Equal(new[] { "blue" }, result);34        }35    }36}37using PuppeteerSharp;38using System;39using System.Threading.Tasks;40{41    {42        [PuppeteerTest("select.spec.ts", "Page.select", "should select only first option")]

ShouldSelectOnlyFirstOption

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp.Tests.PageTests;7using Xunit;8using Xunit.Abstractions;9{10    {11        private readonly ITestOutputHelper _output;12        public SelectTests(ITestOutputHelper output)13        {14            _output = output;15        }16        public async Task ShouldSelectOnlyFirstOption()17        {18            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");19            var select = await Page.QuerySelectorAsync("select");20            await select.SelectAsync("blue", "green");21            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));22            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));23        }24    }25}26using System;27using System.Collections.Generic;28using System.Linq;29using System.Text;30using System.Threading.Tasks;31using PuppeteerSharp.Tests.PageTests;32using Xunit;33using Xunit.Abstractions;34{35    {36        private readonly ITestOutputHelper _output;37        public SelectTests(ITestOutputHelper output)38        {39            _output = output;40        }41        public async Task ShouldSelectOnlyFirstOption()42        {43            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");44            var select = await Page.QuerySelectorAsync("select");45            await select.SelectAsync("blue", "green");46            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));47            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));48        }49    }50}51using System;52using System.Collections.Generic;53using System.Linq;54using System.Text;55using System.Threading.Tasks;56using PuppeteerSharp.Tests.PageTests;57using Xunit;58using Xunit.Abstractions;59{60    {61        private readonly ITestOutputHelper _output;62        public SelectTests(ITestOutputHelper output)63        {

ShouldSelectOnlyFirstOption

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Threading.Tasks;5using PuppeteerSharp.Tests.Attributes;6using Xunit;7using Xunit.Abstractions;8{9    [Collection(TestConstants.TestFixtureCollectionName)]10    {11        public SelectTests(ITestOutputHelper output) : base(output)12        {13        }14        [PuppeteerTest("page.spec.ts", "Page.select", "should select only first option")]15        public async Task ShouldSelectOnlyFirstOption()16        {17            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");18            var select = await Page.QuerySelectorAsync("select");19            await select.SelectAsync("blue", "green");20            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));21            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));22        }23    }24}25using System;26using System.Collections.Generic;27using System.Linq;28using System.Threading.Tasks;29using PuppeteerSharp.Tests.Attributes;30using Xunit;31using Xunit.Abstractions;32{33    [Collection(TestConstants.TestFixtureCollectionName)]34    {35        public SelectTests(ITestOutputHelper output) : base(output)36        {37        }38        [PuppeteerTest("page.spec.ts", "Page.select", "should select only first option")]39        public async Task ShouldSelectOnlyFirstOption()40        {41            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");42            var select = await Page.QuerySelectorAsync("select");43            await select.SelectAsync("blue", "green");44            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));45            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));46        }47    }48}

ShouldSelectOnlyFirstOption

Using AI Code Generation

1var page = await Browser.NewPageAsync();2await page.SelectAsync("select[name='q']", "value2");3var selected = await page.EvaluateFunctionAsync<string>("() => document.querySelector('select[name=\"q\"]').value");4Assert.Equal("value2", selected);5var page = await Browser.NewPageAsync();6await page.SelectAsync("select[name='q']", "value2", "value3");7var selected = await page.EvaluateFunctionAsync<string>("() => document.querySelector('select[name=\"q\"]').value");8Assert.Equal("value3", selected);9var page = await Browser.NewPageAsync();10await page.SelectAsync("select[name='q']", "value2", "value3", "value4");11var selected = await page.EvaluateFunctionAsync<string>("() => document.querySelector('select[name=\"q\"]').value");12Assert.Equal("value4", selected);13var page = await Browser.NewPageAsync();14await page.SelectAsync("select[name='q']", "value1", "value2", "value3", "value4");15var selected = await page.EvaluateFunctionAsync<string>("() => document.querySelector('select[name=\"q\"]').value");16Assert.Equal("value1", selected);17var page = await Browser.NewPageAsync();18await page.SelectAsync("select[name='q']", "value1", "value2", "value3", "value4", "value5");19var selected = await page.EvaluateFunctionAsync<string>("() => document.querySelector('select[name=\"q\"]').value");20Assert.Equal("value1", selected);

ShouldSelectOnlyFirstOption

Using AI Code Generation

1{2    using System.Collections.Generic;3    using System.Threading.Tasks;4    using Xunit;5    using Xunit.Abstractions;6    {7        public SelectTests(ITestOutputHelper output) : base(output)8        {9        }10        public async Task ShouldSelectOnlyFirstOption()11        {12            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");13            var select = await Page.QuerySelectorAsync("select");14            await select.SelectAsync("blue", "green", "red");15            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));16            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));17        }18    }19}20using PuppeteerSharp.Tests.PageTests;21using System.Threading.Tasks;22using Xunit;23using Xunit.Abstractions;24{25    {26        public SelectTests(ITestOutputHelper output) : base(output)27        {28        }29        public async Task ShouldSelectOnlyFirstOption()30        {31            await Page.GoToAsync(TestConstants.ServerUrl + "/input/select.html");32            var select = await Page.QuerySelectorAsync("select");33            await select.SelectAsync("blue", "green", "red");34            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onInput"));35            Assert.Equal(new[] { "blue" }, await Page.EvaluateExpressionAsync<string[]>("result.onChange"));36        }37    }38}

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.