+Testing without filter
+
+From CALLER@test.ex Tue Mar 02 09:44:33 1999
+Received: from CALLER by the.local.host.name with local (Exim x.yz)
+ (envelope-from <CALLER@test.ex>)
+ id 10HmaZ-0005vi-00
+ for userx@test.ex;
+ Tue, 2 Mar 1999 09:44:33 +0000
+Message-Id: <E10HmaZ-0005vi-00@the.local.host.name>
+From: CALLER_NAME <CALLER@test.ex>
+Date: Tue, 2 Mar 1999 09:44:33 +0000
+
+Testing with expand-to-empty filter