Added test for Carousel automation peer.

Author: jamesmcroft

Microsoft.Toolkit.Uwp.UI.Controls/Carousel/CarouselAutomationPeer.cs

@@ -82,17 +82,18 @@ protected override string GetClassNameCore()
         /// </returns>
         protected override string GetNameCore()
         {
-            string name = base.GetNameCore();
-            if (!string.IsNullOrEmpty(name))
-            {
-                return name;
-            }
+            string name = string.Empty;
 
             if (this.OwningCarousel != null)
             {
                 name = this.OwningCarousel.Name;
             }
 
+            if (string.IsNullOrEmpty(name))
+            {
+                name = base.GetNameCore();
+            }
+
             if (string.IsNullOrEmpty(name))
             {
                 name = this.GetClassName();

UnitTests/UnitTests.UWP/UI/Controls/Test_Carousel.cs

@@ -0,0 +1,52 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Diagnostics;
+using System.Linq;
+using Microsoft.Toolkit.Uwp.UI.Controls;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Microsoft.VisualStudio.TestTools.UnitTesting.AppContainer;
+using Windows.UI.Xaml.Automation.Peers;
+using Microsoft.Toolkit.Uwp.UI.Automation.Peers;
+
+namespace UnitTests.UWP.UI.Controls
+{
+    [TestClass]
+    [TestCategory("Test_Carousel")]
+    public class Test_Carousel
+    {
+        [UITestMethod]
+        public void ShouldConfigureCarouselAutomationPeer()
+        {
+            var items = new ObservableCollection<PhotoDataItem> { new PhotoDataItem { Title = "Hello" }, new PhotoDataItem { Title = "World" } };
+            var carousel = new Carousel { ItemsSource = items };
+
+            var carouselPeer = FrameworkElementAutomationPeer.CreatePeerForElement(carousel) as CarouselAutomationPeer;
+
+            Assert.IsNotNull(carouselPeer, "Verify that the AutomationPeer is CarouselAutomationPeer.");
+            Assert.IsFalse(carouselPeer.CanSelectMultiple, "Verify that CarouselAutomationPeer.CanSelectMultiple is false.");
+            Assert.IsFalse(carouselPeer.IsSelectionRequired, "Verify that CarouselAutomationPeer.IsSelectionRequired is false.");
+
+            Assert.IsTrue(carouselPeer.GetName().Contains(nameof(Carousel)), "Verify that the UIA name contains the class name of the Carousel.");
+            carousel.Name = "TextItems";
+            Assert.IsTrue(carouselPeer.GetName().Contains(carousel.Name), "Verify that the UIA name contains the given name of the Carousel.");
+        }
+
+        public class PhotoDataItem
+        {
+            public string Title { get; set; }
+
+            public string Category { get; set; }
+
+            public string Thumbnail { get; set; }
+
+            public override string ToString()
+            {
+                return Title;
+            }
+        }
+    }
+}

UnitTests/UnitTests.UWP/UnitTests.UWP.csproj

@@ -179,6 +179,7 @@
     <Compile Include="PrivateType.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Helpers\Test_WeakEventListener.cs" />
+    <Compile Include="UI\Controls\Test_Carousel.cs" />
     <Compile Include="UI\Controls\Test_RadialGauge.cs" />
     <Compile Include="UI\Controls\Test_TextToolbar_Localization.cs" />
     <Compile Include="UI\Controls\Test_InfiniteCanvas_Regression.cs" />