# Server welcome message:
# Expected output:
#+OK Welcome to MailEnable POP3 Server
+OK Welcome to MailEnable POP3 Server
# Testing the command "CAPA":
# Expected output:
#{'TOP': [], 'USER': [], 'UIDL': []}
{'TOP': [], 'USER': [], 'UIDL': []}
# Testing login with "USER anonymous PASS anonymous@":
# Expected output:
#-ERR Unable to log on
-ERR Unable to log on
# Testing "PASS" not preceded by "USER":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "APOP":
# Expected output:
#-ERR APOP not supported by server
-ERR APOP not supported by server
# Testing the command "RPOP":
# Expected output:
#-ERR Unknown command
-ERR Unknown command
# Testing the command "NOOP":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "STAT":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "LIST":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "RETR 1":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "DELE 1":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "RSET":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "TOP 1 3":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "UIDL":
# Expected output:
#-ERR Invalid state
-ERR Invalid state
# Testing the command "UTF8":
# Expected output:
#-ERR Unknown command
-ERR Unknown command
# Testing the command "STLS":
# Expected output:
#-ERR STLS not supported by server
-ERR STLS not supported by server
