Split all the e2e tests in their own files

Some duplication is avoided, but most importantly: it’s much much cleaner,
easier to find, functions have been cleaned up (functools.partial usages are
now hidden), etc.

tests/end_to_end/scenarios/multisession_kick.py

@@ -0,0 +1,46 @@
+from scenarios import *
+
+scenario = (
+    scenarios.simple_channel_join.scenario,
+
+    # Second user joins, from two resources
+    send_stanza("<presence from='{jid_two}/{resource_one}' to='#foo%{irc_server_one}/{nick_two}' />"),
+    sequences.connection("irc.localhost", '{jid_two}/{resource_one}'),
+    expect_unordered(
+                     ["/presence/muc_user:x/muc_user:item[@affiliation='none'][@role='participant']"],
+                     ["/presence/muc_user:x/muc_user:item[@affiliation='admin'][@role='moderator']"],
+                     ["/presence/muc_user:x/muc_user:status[@code='110']"],
+                     ["/message/subject"]
+    ),
+    # Second resource
+    send_stanza("<presence from='{jid_two}/{resource_two}' to='#foo%{irc_server_one}/{nick_two}' />"),
+    expect_stanza("/presence[@to='{jid_two}/{resource_two}'][@from='#foo%{irc_server_one}/{nick_one}']"),
+    expect_stanza("/presence[@to='{jid_two}/{resource_two}'][@from='#foo%{irc_server_one}/{nick_two}']",
+                  "/presence/muc_user:x/muc_user:status[@code='110']"
+    ),
+    expect_stanza("/message[@from='#foo%{irc_server_one}'][@type='groupchat'][@to='{jid_two}/{resource_two}']/subject[not(text())]"),
+
+    # Moderator kicks participant
+    send_stanza("<iq id='kick1' to='#foo%{irc_server_one}' from='{jid_one}/{resource_one}' type='set'><query xmlns='http://jabber.org/protocol/muc#admin'><item nick='{nick_two}' role='none'><reason>reported</reason></item></query></iq>"),
+    expect_unordered(
+        [
+            "/presence[@type='unavailable'][@to='{jid_two}/{resource_one}']/muc_user:x/muc_user:item[@role='none']/muc_user:actor[@nick='{nick_one}']",
+            "/presence/muc_user:x/muc_user:item/muc_user:reason[text()='reported']",
+            "/presence/muc_user:x/muc_user:status[@code='307']",
+            "/presence/muc_user:x/muc_user:status[@code='110']"
+        ],
+        [
+            "/presence[@type='unavailable'][@to='{jid_two}/{resource_two}']/muc_user:x/muc_user:item[@role='none']/muc_user:actor[@nick='{nick_one}']",
+            "/presence/muc_user:x/muc_user:item/muc_user:reason[text()='reported']",
+            "/presence/muc_user:x/muc_user:status[@code='307']",
+            "/presence/muc_user:x/muc_user:status[@code='110']"
+        ],
+        ["/presence[@type='unavailable']/muc_user:x/muc_user:item[@role='none']/muc_user:actor[@nick='{nick_one}']",
+        "/presence/muc_user:x/muc_user:item/muc_user:reason[text()='reported']",
+        "/presence/muc_user:x/muc_user:status[@code='307']",
+        ],
+        [
+            "/iq[@id='kick1'][@type='result']"
+        ]
+    ),
+)