add `lowerpong` criteria

README.md

@@ -9,6 +9,7 @@ Currently (2019-07-04) detects: aicia, androirc, bitchx, burd, hexchat, icechat,
 - `PING :123` -> `PONG :123` OR `PONG 123` (`pong_colon`)
 - `PONG`ing an invalidly long `PING` (`long_pong`)
 - `PING` tokens being cut at space (`spacepong`)
+- not recognising `ping` as `PING` (`lowerpong`)
 - `NICK` before `USER` (`nick_first`)
 - `USER` disused params (`user_hostname` and `user_servername`)
 - ERR_NICKNAMEINUSE `<nick>` param being echoed (`nick_echo`)

start.py

@@ -70,6 +70,7 @@ class Client(object):
             "pong_colon": False,
             "long_pong": False,
             "spacepong": False,
+            "lowerpong": False,
 
             "user_hostname": "",
             "user_servername": "",
@@ -225,6 +226,7 @@ def _end(client):
     _result(client, "pong_colon", False)
     _result(client, "long_pong", False)
     _result(client, "spacepong", True)
+    _result(client, "lowerpong", True)
 
     _result(client, "cap")
     if client.criteria["cap"]:
@@ -282,11 +284,13 @@ def listen(port: int, verbose: bool):
                     new_client.snotice("\x0303%s" % line)
                 new_client.snotice("detectin yr client lmao")
 
-                new_client.send("PING :%s" % LONG_PING)
-                new_client.send("PING :spacepong a")
-
                 new_client.send(
                     ":ircfuz 005 * NAMESX :are supported by this server")
+
+                new_client.send("PING :%s" % LONG_PING)
+                new_client.send("ping :lower")
+                new_client.send("PING :spacepong a")
+
             else:
                 lines = rsock.recv()
                 if not lines:
@@ -321,12 +325,20 @@ def listen(port: int, verbose: bool):
                         client.pong_count += 1
                         if not " " in line.args[0] and " :" in raw_line:
                             client.criteria["pong_colon"] = True
+
+                        if line.args[0] == "lower":
+                            client.criteria["lowerpong"] = True
+
                         if "spacepong" in line.args[0]:
                             client.criteria["spacepong"] = " " in line.args[0]
+
+                            if not client.criteria["lowerpong"]:
+                                client.pong_count += 1
+
                         if line.args[0] == LONG_PING:
                             client.criteria["long_pong"] = True
 
-                        if client.terminal_pong and client.pong_count == 2:
+                        if client.terminal_pong and client.pong_count == 3:
                             _end(client)
                             break