Unit test for drag and drop behavior

Author: linkdotnet

LinkDotNet.Blog.IntegrationTests/Web/Shared/ProfileTests.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using AngleSharp.Dom;
 using Bunit;
 using FluentAssertions;
 using LinkDotNet.Blog.TestUtilities;
@@ -117,7 +118,22 @@ public void ShouldAddEntryWithCorrectSortOrder()
         [Fact]
         public void ShouldSetNewOrderWhenItemDragAndDropped()
         {
+            var target = new ProfileInformationEntryBuilder().WithSortOrder(100).Build();
+            var source = new ProfileInformationEntryBuilder().WithSortOrder(200).Build();
+            var (repo, calculator) = RegisterServices();
+            var profileInformationEntries = new List<ProfileInformationEntry> { target, source };
+            repo.Setup(p => p.GetAllAsync()).ReturnsAsync(profileInformationEntries);
+            ProfileInformationEntry entryToDb = null;
+            repo.Setup(p => p.StoreAsync(It.IsAny<ProfileInformationEntry>()))
+                .Callback<ProfileInformationEntry>(p => entryToDb = p);
+            var cut = RenderComponent<Profile>(p => p.Add(s => s.IsAuthenticated, true));
+            calculator.Setup(s => s.GetSortOrder(target, profileInformationEntries)).Returns(150);
+
+            cut.FindAll("li")[1].Drag();
+            cut.FindAll("li")[0].Drop();
 
+            source.SortOrder.Should().Be(150);
+            entryToDb.Should().Be(source);
         }
 
         private static AppConfiguration CreateEmptyConfiguration()

LinkDotNet.Domain/ProfileInformationEntry.cs

@@ -3,7 +3,7 @@
 
 namespace LinkDotNet.Domain
 {
-    [DebuggerDisplay("{Content}")]
+    [DebuggerDisplay("{Content} with sort order {SortOrder}")]
     public class ProfileInformationEntry
     {
         private ProfileInformationEntry()