--- /dev/null
+# DKIM signing, with transport_filter
+#
+exim -bd -DSERVER=server -oX PORT_D
+****
+#
+# baseline (no transport_filter)
+exim -DOPT=From -odf a@test.ex
+From: nobody@example.com
+
+content
+****
+millisleep 500
+#
+#
+# with transport_filter
+exim -DOPT=From -DFILTER=y -odf b@test.ex
+From: nobody@example.com
+
+content
+****
+millisleep 500
+# with transport_filter and CHUNKING
+exim -DOPT=From -DFILTER=y -DALLOW=y -odf c@test.ex
+From: nobody@example.com
+
+content
+****
+millisleep 500
+#
+# for comparison, mails that should get identical sigs, though not using a transport_filter
+exim -DOPT=From -odf b@test.ex
+From: nobody@example.com
+
+content
+
+--
+This is a generic mailinglist footer, using a traditional .sig-separator line
+----
+****
+millisleep 500
+exim -DOPT=From -DALLOW=y -odf c@test.ex
+From: nobody@example.com
+
+content
+
+--
+This is a generic mailinglist footer, using a traditional .sig-separator line
+----
+****
+millisleep 500
+#
+#
+killdaemon
+no_msglog_check