Best Playwright-dotnet code snippet using Microsoft.Playwright.Tests.PageSelectOptionTests.ShouldUnselectWithNull
PageSelectOptionTests.cs
Source: PageSelectOptionTests.cs
...173 var result = await Page.SelectOptionAsync("select", Array.Empty<string>());174 Assert.IsEmpty(result);175 }176 [PlaywrightTest("page-select-option.spec.ts", "should unselect with null")]177 public async Task ShouldUnselectWithNull()178 {179 await Page.GotoAsync(Server.Prefix + "/input/select.html");180 await Page.EvaluateAsync("() => makeMultiple()");181 var result = await Page.SelectOptionAsync("select", new[] { "blue", "black", "magenta" });182 Assert.True(result.All(r => new[] { "blue", "black", "magenta" }.Contains(r)));183 await Page.SelectOptionAsync("select", new string[] { });184 Assert.True(await Page.EvalOnSelectorAsync<bool?>("select", "select => Array.from(select.options).every(option => !option.selected)"));185 }186 [PlaywrightTest("page-select-option.spec.ts", "should deselect all options when passed no values for a multiple select")]187 public async Task ShouldDeselectAllOptionsWhenPassedNoValuesForAMultipleSelect()188 {189 await Page.GotoAsync(Server.Prefix + "/input/select.html");190 await Page.EvaluateAsync("() => makeMultiple()");191 await Page.SelectOptionAsync("select", new[] { "blue", "black", "magenta" });...
ShouldUnselectWithNull
Using AI Code Generation
1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;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.ClickAsync("text=Try it");15 await page.SelectOptionAsync("select", new PageSelectOptionOptions16 {17 });18 }19 }20}
ShouldUnselectWithNull
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using Microsoft.Playwright;7{8 {9 [PlaywrightTest("page-select-option.spec.ts", "should unselect with null")]10 public async Task ShouldUnselectWithNull()11 {12 await Page.SetContentAsync("<select><option value=\"blue\">Blue</option><option value=\"red\">Red</option><option value=\"green\">Green</option></select>");13 await Page.SelectOptionAsync("select", new string[] { "blue", "green" });14 Assert.AreEqual(new[] { "blue", "green" }, await Page.EvaluateAsync<string[]>("() => [...document.querySelector('select').selectedOptions].map(option => option.value)"));15 await Page.SelectOptionAsync("select", null);16 Assert.AreEqual(new string[] { }, await Page.EvaluateAsync<string[]>("() => [...document.querySelector('select').selectedOptions].map(option => option.value)"));17 }18 }19}
ShouldUnselectWithNull
Using AI Code Generation
1var playwright = await Playwright.CreateAsync();2await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions3{4});5var context = await browser.NewContextAsync();6var page = await context.NewPageAsync();7await page.SelectOptionAsync("select[name=\"lang\"]", new PageSelectOptionOptions8{9});10await page.WaitForSelectorAsync("text=Español");11var playwright = await Playwright.CreateAsync();12await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions13{14});15var context = await browser.NewContextAsync();16var page = await context.NewPageAsync();17await page.SelectOptionAsync("select[name=\"lang\"]", new PageSelectOptionOptions18{19});20await page.WaitForSelectorAsync("text=Español");
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I hit the same issue recently.
This is the question/solution I posted for the Playwright team along with the resolution.
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