From dd1709732324739db36ce30fbc7e8d45c091b172 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Wed, 15 Feb 2023 10:05:17 +0100
Subject: [PATCH] Added failing test for #10255 .

---
 .../AvaloniaObjectTests_Binding.cs               | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/tests/Avalonia.Base.UnitTests/AvaloniaObjectTests_Binding.cs b/tests/Avalonia.Base.UnitTests/AvaloniaObjectTests_Binding.cs
index baaed5104d..b6036bba8f 100644
--- a/tests/Avalonia.Base.UnitTests/AvaloniaObjectTests_Binding.cs
+++ b/tests/Avalonia.Base.UnitTests/AvaloniaObjectTests_Binding.cs
@@ -167,6 +167,22 @@ namespace Avalonia.Base.UnitTests
             Assert.Equal("foo", target.GetValue(property));
         }
 
+        [Fact]
+        public void Completing_Animation_Binding_Reverts_To_Set_LocalValue_With_Style_Value()
+        {
+            var target = new Class1();
+            var source = new Subject<BindingValue<string>>();
+            var property = Class1.FooProperty;
+
+            target.SetValue(property, "style", BindingPriority.Style);
+            target.SetValue(property, "foo");
+            target.Bind(property, source, BindingPriority.Animation);
+            source.OnNext("bar");
+            source.OnCompleted();
+
+            Assert.Equal("foo", target.GetValue(property));
+        }
+
         [Fact]
         public void Completing_LocalValue_Binding_Raises_PropertyChanged()
         {