1 files changed, 47 insertions, 0 deletions
diff --git a/test/Mono.Linker.Tests.Cases/BCLFeatures/ETW/CustomEventSource.cs b/test/Mono.Linker.Tests.Cases/BCLFeatures/ETW/CustomEventSource.cs
new file mode 100644
index 000000000..8286f22c5
--- /dev/null
+++ b/test/Mono.Linker.Tests.Cases/BCLFeatures/ETW/CustomEventSource.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Diagnostics.Tracing;
+using Mono.Linker.Tests.Cases.Expectations.Assertions;
+
+namespace Mono.Linker.Tests.Cases.BCLFeatures.ETW {
+	public class CustomEventSource {
+		public static void Main ()
+		{
+			var b = MyCompanyEventSource.Log.IsEnabled ();
+		}
+	}
+
+	[Kept]
+	[KeptBaseType (typeof (EventSource))]
+	[KeptAttributeAttribute (typeof (EventSourceAttribute))]
+	[KeptMember (".ctor()")]
+	[KeptMember (".cctor()")]
+
+	[EventSource (Name = "MyCompany")]
+	class MyCompanyEventSource : EventSource
+	{
+		[Kept]
+		public class Keywords 
+		{
+			[Kept]
+			public const EventKeywords Page = (EventKeywords)1;
+
+			public int Unused;
+		}
+
+		[Kept]
+		public class Tasks 
+		{
+			[Kept]
+			public const EventTask Page = (EventTask)1;
+
+			public int Unused;
+		}
+
+		class NotMatching
+		{
+		}
+
+		[Kept]
+		public static MyCompanyEventSource Log = new MyCompanyEventSource ();
+	}
+}