1 files changed, 9 insertions, 0 deletions
diff --git a/src/System.Reflection.Emit/tests/EnumBuilder/EnumBuilder.Methods.Tests.cs b/src/System.Reflection.Emit/tests/EnumBuilder/EnumBuilder.Methods.Tests.cs
index 970ebac13a..4333ea8634 100644
--- a/src/System.Reflection.Emit/tests/EnumBuilder/EnumBuilder.Methods.Tests.cs
+++ b/src/System.Reflection.Emit/tests/EnumBuilder/EnumBuilder.Methods.Tests.cs
@@ -21,6 +21,15 @@ namespace System.Reflection.Emit.Tests
         }
 
         [Fact]
+        public void IsAssignableFrom()
+        {
+            EnumBuilder enumBuilder = Helpers.DynamicEnum(TypeAttributes.Public, typeof(int));
+            Assert.False(enumBuilder.IsAssignableFrom(null));
+            Assert.True(enumBuilder.IsAssignableFrom(typeof(int).GetTypeInfo()));
+            Assert.False(enumBuilder.IsAssignableFrom(typeof(short).GetTypeInfo()));
+        }
+
+        [Fact]
         public void GetElementType_ThrowsNotSupportedException()
         {
             EnumBuilder enumBuilder = Helpers.DynamicEnum(TypeAttributes.Public, typeof(int));