-rda_interpret (string): # Exim filter
-deliver defer_aaaa@$domain
-save TESTSUITE/test-mail/file
-pipe "/bin/sh -c exit"
-mail subject autoreply
-text "This is an autoreply"
-expanded: # Exim filter
+rda_interpret (string): '# Exim filter\ndeliver defer_aaaa@$domain\nsave TESTSUITE/test-mail/file\npipe "/bin/sh -c exit"\nmail subject autoreply\ntext "This is an autoreply"'
+expanded: '# Exim filter