From e0818ce05625ae9989c2a686c7a14412402490a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B8ren=20Guldmund?= <sgu@immeo.dk>
Date: Fri, 2 Feb 2024 20:12:40 +0100
Subject: [PATCH 1/2] #26 Change `thisType.IsValueType` to
 `constructor.IsValueType`

---
 src/Pose/IL/Stubs.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Pose/IL/Stubs.cs b/src/Pose/IL/Stubs.cs
index 48b2483..118620f 100644
--- a/src/Pose/IL/Stubs.cs
+++ b/src/Pose/IL/Stubs.cs
@@ -173,7 +173,7 @@ public static DynamicMethod GenerateStubForDirectCall(MethodBase method)
 
             ilGenerator.MarkLabel(returnLabel);
             ilGenerator.Emit(OpCodes.Ret);
-
+            
             return stub;
         }
 
@@ -451,7 +451,7 @@ public static DynamicMethod GenerateStubForObjectInitialization(ConstructorInfo
             ilGenerator.MarkLabel(rewriteLabel);
             
             // ++
-            if (thisType.IsValueType)
+            if (constructor.DeclaringType.IsValueType)
             {
                 ilGenerator.Emit(OpCodes.Ldloca_S, (byte)1);
                 // ilGenerator.Emit(OpCodes.Dup);

From 8737040ae3fb951839795227c660c4019345d829 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B8ren=20Guldmund?= <sgu@immeo.dk>
Date: Fri, 2 Feb 2024 20:12:51 +0100
Subject: [PATCH 2/2] #26 Add regression test for Miista/pose#26

---
 test/Pose.Tests/RegressionTests.cs | 32 ++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 test/Pose.Tests/RegressionTests.cs

diff --git a/test/Pose.Tests/RegressionTests.cs b/test/Pose.Tests/RegressionTests.cs
new file mode 100644
index 0000000..7718ccd
--- /dev/null
+++ b/test/Pose.Tests/RegressionTests.cs
@@ -0,0 +1,32 @@
+using System;
+using FluentAssertions;
+using Xunit;
+using DateTime = System.DateTime;
+
+namespace Pose.Tests
+{
+    public class RegressionTests
+    {
+        private enum TestEnum { A }
+        
+        [Fact(DisplayName = "Enum.IsDefined cannot be called from within PoseContext.Isolate #26")]
+        public void Can_call_EnumIsDefined_from_Isolate()
+        {
+            // Arrange
+            var shim = Shim
+                .Replace(() => new DateTime(2024, 2, 2))
+                .With((int year, int month, int day) => new DateTime(2004, 1, 1));
+            var isDefined = false;
+            
+            // Act
+            PoseContext.Isolate(
+                () =>
+                {
+                    isDefined = Enum.IsDefined(typeof(TestEnum), nameof(TestEnum.A));
+                }, shim);
+            
+            // Assert
+            isDefined.Should().BeTrue(because: "Enum.IsDefined can be called from Isolate");
+        }
+    }
+}
\ No newline at end of file