Also support caps on irc server JIDs

tests/end_to_end/scenarios/irc_server_caps.py

@@ -0,0 +1,23 @@
+from scenarios import *
+
+scenario = (
+    # IRC server JIDs advertise caps for their own disco info
+    send_stanza("<iq type='get' id='get6' from='{jid_one}/{resource_one}' to='{irc_server_one}'><query xmlns='http://jabber.org/protocol/disco#info'/></iq>"),
+    expect_stanza("/iq[@from='{irc_server_one}'][@to='{jid_one}/{resource_one}'][@type='result']/disco_info:query/disco_info:identity[@category='gateway'][@type='irc']",
+                  "/iq/disco_info:query/disco_info:feature[@var='http://jabber.org/protocol/disco#info']",
+                  "/iq/disco_info:query/disco_info:feature[@var='http://jabber.org/protocol/caps']"
+    ),
+    send_stanza("<presence from='{jid_one}/{resource_one}' to='#foo%{irc_server_one}/{nick_one}'><x xmlns='http://jabber.org/protocol/muc'/></presence>"),
+    sequences.connection(),
+    scenarios.simple_channel_join.expect_self_join_presence(),
+    send_stanza("<presence from='{jid_one}/{resource_one}' to='{irc_server_one}' type='subscribe'/>"),
+    expect_stanza("/presence[@from='{irc_server_one}'][@to='{jid_one}'][@type='subscribed']"),
+    expect_stanza("/presence[@from='{irc_server_one}'][@to='{jid_one}']/caps:c[@hash='sha-1'][@node][@ver]",
+                  after = (
+                      save_value("server_ver", extract_attribute("/presence/caps:c[@hash='sha-1'][@node][@ver]", "ver")),
+                      save_value("server_node", extract_attribute("/presence/caps:c[@hash='sha-1'][@node][@ver]", "node")),
+                  )
+    ),
+    send_stanza("<iq type='get' id='get8' from='{jid_one}/{resource_one}' to='{irc_server_one}'><query xmlns='http://jabber.org/protocol/disco#info' node='{server_node}#{server_ver}'/></iq>"),
+    expect_stanza("/iq[@from='{irc_server_one}'][@type='result']/disco_info:query[@node='{server_node}#{server_ver}']"),
+)