--- /dev/null
+alert smtp any any -> any any (msg:"SMTP CANARY TEST"; flow: established, to_server; file_data; content:"New code tooltip display"; sid:1;)
+alert smtp any any -> any any (msg:"SMTP strip_whitespace test #1"; flow:established, to_server; file_data; strip_whitespace; content:"Version4.9.9.0"; sid:2;)
+alert smtp any any -> any any (msg:"SMTP strip_whitespace test #2"; flow:established, to_server; file_data; strip_whitespace; content:"SupportforlatestMingwcompilersystembuilds"; sid:3;)