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How to use ShouldDeselectAllOptionsWhenPassedNoValuesForASelectWithoutMultiple method of Microsoft.Playwright.Tests.PageSelectOptionTests class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageSelectOptionTests.ShouldDeselectAllOptionsWhenPassedNoValuesForASelectWithoutMultiple

PageSelectOptionTests.cs

Source:PageSelectOptionTests.cs

...192            await Page.SelectOptionAsync("select", new string[] { });193            Assert.True(await Page.EvalOnSelectorAsync<bool>("select", "select => Array.from(select.options).every(option => !option.selected)"));194        }195        [PlaywrightTest("page-select-option.spec.ts", "should deselect all options when passed no values for a select without multiple")]196        public async Task ShouldDeselectAllOptionsWhenPassedNoValuesForASelectWithoutMultiple()197        {198            await Page.GotoAsync(Server.Prefix + "/input/select.html");199            await Page.SelectOptionAsync("select", new[] { "blue", "black", "magenta" });200            await Page.SelectOptionAsync("select", Array.Empty<string>());201            Assert.True(await Page.EvalOnSelectorAsync<bool>("select", "select => Array.from(select.options).every(option => !option.selected)"));202        }203        [PlaywrightTest("page-select-option.spec.ts", "should work when re-defining top-level Event class")]204        public async Task ShouldWorkWhenReDefiningTopLevelEventClass()205        {206            await Page.GotoAsync(Server.Prefix + "/input/select.html");207            await Page.EvaluateAsync("() => window.Event = null");208            await Page.SelectOptionAsync("select", "blue");209            Assert.AreEqual(new[] { "blue" }, await Page.EvaluateAsync<string[]>("() => result.onInput"));210            Assert.AreEqual(new[] { "blue" }, await Page.EvaluateAsync<string[]>("() => result.onChange"));...

ShouldDeselectAllOptionsWhenPassedNoValuesForASelectWithoutMultiple

Using AI Code Generation

1using Microsoft.Playwright.Tests;2using System;3using System.Threading.Tasks;4using Xunit;5using Xunit.Abstractions;6{7    {8        internal PageSelectOptionTests(ITestOutputHelper output) : base(output)9        {10        }11        public async Task ShouldDeselectAllOptionsWhenPassedNoValuesForASelectWithoutMultiple()12        {13            await Page.SetContentAsync("<select><option value=\"blue\">Blue</option><option value=\"red\" selected>Red</option><option value=\"green\" selected>Green</option></select>");14            await Page.SelectOptionAsync("select", new string[] { });15            Assert.Equal(new[] { "" }, await Page.EvaluateAsync<string[]>("() => [...document.querySelector('select').selectedOptions].map(option => option.value)"));16        }17    }18}

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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.
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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.
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