How to use ShouldQueryExistingElement method of PuppeteerSharp.Tests.QuerySelectorTests.PageXPathTests class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Tests.QuerySelectorTests.PageXPathTests.ShouldQueryExistingElement

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Source: PageXPathTests.cs Github

1using System.Threading.Tasks;
2using PuppeteerSharp.Tests.Attributes;
3using PuppeteerSharp.Xunit;
4using Xunit;
5using Xunit.Abstractions;
7namespace PuppeteerSharp.Tests.QuerySelectorTests
9    [Collection(TestConstants.TestFixtureCollectionName)]
10    public class PageXPathTests : PuppeteerPageBaseTest
11    {
12        public PageXPathTests(ITestOutputHelper output) : base(output)
13        {
14        }
16        [PuppeteerTest("queryselector.spec.ts", "Path.$x", "should query existing element")]
17        [PuppeteerFact]
18        public async Task ShouldQueryExistingElement()
19        {
20            await Page.SetContentAsync("<section>test</section>");
21            var elements = await Page.XPathAsync("/html/body/section");
22            Assert.NotNull(elements[0]);
23            Assert.Single(elements);
24        }
26        [PuppeteerTest("queryselector.spec.ts", "Path.$x", "should return empty array for non-existing element")]
27        [PuppeteerFact]
28        public async Task ShouldReturnEmptyArrayForNonExistingElement()
29        {
30            var elements = await Page.XPathAsync("/html/body/non-existing-element");
31            Assert.Empty(elements);
32        }
34        [PuppeteerTest("queryselector.spec.ts", "Path.$x", "should return multiple elements")]
35        [PuppeteerFact]
36        public async Task ShouldReturnMultipleElements()
37        {
38            await Page.SetContentAsync("<div></div><div></div>");
39            var elements = await Page.XPathAsync("/html/body/div");
40            Assert.Equal(2, elements.Length);
41        }
42    }
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