[#255] changed ThreadLocal to AsyncLocal to be able to use async/await in the tests (#119)

* [#255] changed ThreadLocal to AsyncLocal to be able to use async/await in the tests
---------

Co-authored-by: dmitry.bogatko

Author: DmitryBogatko

Aquality.Selenium.Core/src/Aquality.Selenium.Core/Applications/AqualityServices.cs

@@ -7,16 +7,16 @@ namespace Aquality.Selenium.Core.Applications
     public abstract class AqualityServices<TApplication>
         where TApplication : class, IApplication
     {
-        private static readonly ThreadLocal<TApplication> AppContainer = new ThreadLocal<TApplication>();
-        private static readonly ThreadLocal<IServiceProvider> ServiceProviderContainer = new ThreadLocal<IServiceProvider>();
+        private static readonly AsyncLocal<TApplication> AppContainer = new AsyncLocal<TApplication>();
+        private static readonly AsyncLocal<IServiceProvider> ServiceProviderContainer = new AsyncLocal<IServiceProvider>();
 
         protected AqualityServices()
         {
         }
 
         protected static bool IsApplicationStarted()
         {
-            return AppContainer.IsValueCreated && AppContainer.Value.IsStarted;
+            return AppContainer.Value != null && AppContainer.Value.IsStarted;
         }
 
         protected static TApplication GetApplication(Func<IServiceProvider, TApplication> startApplicationFunction, Func<IServiceCollection> serviceCollectionProvider = null)
@@ -36,7 +36,7 @@ protected static void SetApplication(TApplication application)
 
         protected static IServiceProvider GetServiceProvider(Func<IServiceProvider, TApplication> applicationSupplier, Func<IServiceCollection> serviceCollectionProvider = null)
         {
-            if (!ServiceProviderContainer.IsValueCreated)
+            if (ServiceProviderContainer.Value == null)
             {
                 IServiceCollection services;
                 if (serviceCollectionProvider == null)

Aquality.Selenium.Core/tests/Aquality.Selenium.Core.Tests/Applications/Browser/FindElementsTests.cs

@@ -6,6 +6,7 @@
 using OpenQA.Selenium;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using Aquality.Selenium.Core.Tests.Applications.Browser.Elements;
 
 namespace Aquality.Selenium.Core.Tests.Applications.Browser
@@ -103,5 +104,15 @@ public void Should_BePossibleTo_WorkWithElements_FoundByDottedLocator()
                 () => foundElements.Select(element => element.GetElement()).ToList(),
                 $"Failed to find elements using dotted locator [{DottedLoc}]");
         }
+        
+        [Test]
+        public async Task Should_BePossibleTo_To_Have_Async_Tests()
+        {
+            await Task.Delay(2000);
+            var foundElements = FindElements<Label>(DottedLoc, expectedCount: ElementsCount.MoreThenZero);
+            Assert.DoesNotThrow(
+                () => foundElements.Select(element => element.GetElement()).ToList(),
+                $"Failed to find elements using dotted locator [{DottedLoc}]");
+        }
     }
 }