How to use PageQuerySelectorTests method of PuppeteerSharp.Tests.QuerySelectorTests.PageQuerySelectorTests class

1using System.Threading.Tasks;
2using Xunit;
3using Xunit.Abstractions;
4using PuppeteerSharp.Xunit;
5using PuppeteerSharp.Tests.Attributes;
6
7namespace PuppeteerSharp.Tests.QuerySelectorTests
8{
9    [Collection(TestConstants.TestFixtureCollectionName)]
10    public class PageQuerySelectorTests : PuppeteerPageBaseTest
11    {
12        public PageQuerySelectorTests(ITestOutputHelper output) : base(output)
13        {
14        }
15
16        [PuppeteerTest("queryselector.spec.ts", "Page.$", "should query existing element")]
17        [PuppeteerFact]
18        public async Task ShouldQueryExistingElement()
19        {
20            await Page.SetContentAsync("<section>test</section>");
21            var element = await Page.QuerySelectorAsync("section");
22            Assert.NotNull(element);
23        }
24
25        [PuppeteerTest("queryselector.spec.ts", "Page.$", "should query existing element")]
26        [PuppeteerFact]
27        public async Task ShouldReturnNullForNonExistingElement()
28        {
29            var element = await Page.QuerySelectorAsync("non-existing-element");
30            Assert.Null(element);
31        }
32    }
33}
34

Source: PageQuerySelectorTests.cs

using System.Threading.Tasks;
using Xunit;
using Xunit.Abstractions;
using PuppeteerSharp.Xunit;
using PuppeteerSharp.Tests.Attributes;

namespace PuppeteerSharp.Tests.QuerySelectorTests
{
    [Collection(TestConstants.TestFixtureCollectionName)]
    public class PageQuerySelectorTests : PuppeteerPageBaseTest
    {
        public PageQuerySelectorTests(ITestOutputHelper output) : base(output)
        {
        }

        [PuppeteerTest("queryselector.spec.ts", "Page.$", "should query existing element")]
        [PuppeteerFact]
        public async Task ShouldQueryExistingElement()
        {
            await Page.SetContentAsync("<section>test</section>");
            var element = await Page.QuerySelectorAsync("section");
            Assert.NotNull(element);
        }

        [PuppeteerTest("queryselector.spec.ts", "Page.$", "should query existing element")]
        [PuppeteerFact]
        public async Task ShouldReturnNullForNonExistingElement()
        {
            var element = await Page.QuerySelectorAsync("non-existing-element");
            Assert.Null(element);
        }
    }
}