--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/backend/test/test_plugin_misc_room_game.py	Fri Jun 02 11:49:51 2023 +0200
@@ -0,0 +1,654 @@
+#!/usr/bin/env python3
+
+
+# SAT: a jabber client
+# Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
+# Copyright (C) 2013-2016 Adrien Cossa (souliane@mailoo.org)
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+""" Tests for the plugin room game (base class for MUC games) """
+
+from libervia.backend.core.i18n import _
+from .constants import Const
+from libervia.backend.test import helpers, helpers_plugins
+from libervia.backend.plugins import plugin_misc_room_game as plugin
+from twisted.words.protocols.jabber.jid import JID
+from wokkel.muc import User
+
+from logging import WARNING
+
+# Data used for test initialization
+NAMESERVICE = "http://www.goffi.org/protocol/dummy"
+TAG = "dummy"
+PLUGIN_INFO = {
+    "name": "Dummy plugin",
+    "import_name": "DUMMY",
+    "type": "MISC",
+    "protocols": [],
+    "dependencies": [],
+    "main": "Dummy",
+    "handler": "no",  # handler MUST be "no" (dynamic inheritance)
+    "description": _("""Dummy plugin to test room game"""),
+}
+
+ROOM_JID = JID(Const.MUC_STR[0])
+PROFILE = Const.PROFILE[0]
+OTHER_PROFILE = Const.PROFILE[1]
+
+
+class RoomGameTest(helpers.SatTestCase):
+    def setUp(self):
+        self.host = helpers.FakeSAT()
+
+    def reinit(self, game_init={}, player_init={}):
+        self.host.reinit()
+        self.plugin = plugin.RoomGame(self.host)
+        self.plugin._init_(
+            self.host, PLUGIN_INFO, (NAMESERVICE, TAG), game_init, player_init
+        )
+        self.plugin_0045 = self.host.plugins["XEP-0045"] = helpers_plugins.FakeXEP_0045(
+            self.host
+        )
+        self.plugin_0249 = self.host.plugins["XEP-0249"] = helpers_plugins.FakeXEP_0249(
+            self.host
+        )
+        for profile in Const.PROFILE:
+            self.host.get_client(profile)  # init self.host.profiles[profile]
+
+    def init_game(self, muc_index, user_index):
+        self.plugin_0045.join_room(user_index, muc_index)
+        self.plugin._init_game(JID(Const.MUC_STR[muc_index]), Const.JID[user_index].user)
+
+    def _expected_message(self, to, type_, tag, players=[]):
+        content = "<%s" % tag
+        if not players:
+            content += "/>"
+        else:
+            content += ">"
+            for i in range(0, len(players)):
+                content += "<player index='%s'>%s</player>" % (i, players[i])
+            content += "</%s>" % tag
+        return "<message to='%s' type='%s'><%s xmlns='%s'>%s</dummy></message>" % (
+            to.full(),
+            type_,
+            TAG,
+            NAMESERVICE,
+            content,
+        )
+
+    def test_create_or_invite_solo(self):
+        self.reinit()
+        self.plugin_0045.join_room(0, 0)
+        self.plugin._create_or_invite(self.plugin_0045.get_room(0, 0), [], Const.PROFILE[0])
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+
+    def test_create_or_invite_multi_not_waiting(self):
+        self.reinit()
+        self.plugin_0045.join_room(0, 0)
+        other_players = [Const.JID[1], Const.JID[2]]
+        self.plugin._create_or_invite(
+            self.plugin_0045.get_room(0, 0), other_players, Const.PROFILE[0]
+        )
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+
+    def test_create_or_invite_multi_waiting(self):
+        self.reinit(player_init={"score": 0})
+        self.plugin_0045.join_room(0, 0)
+        other_players = [Const.JID[1], Const.JID[2]]
+        self.plugin._create_or_invite(
+            self.plugin_0045.get_room(0, 0), other_players, Const.PROFILE[0]
+        )
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, False))
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))
+
+    def test_init_game(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.assertTrue(self.plugin.is_referee(ROOM_JID, Const.JID[0].user))
+        self.assertEqual([], self.plugin.games[ROOM_JID]["players"])
+
+    def test_check_join_auth(self):
+        self.reinit()
+        check = lambda value: getattr(self, "assert%s" % value)(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[0], Const.JID[0].user)
+        )
+        check(False)
+        # to test the "invited" mode, the referee must be different than the user to test
+        self.init_game(0, 1)
+        self.plugin.join_mode = self.plugin.ALL
+        check(True)
+        self.plugin.join_mode = self.plugin.INVITED
+        check(False)
+        self.plugin.invitations[ROOM_JID] = [(None, [Const.JID[0].userhostJID()])]
+        check(True)
+        self.plugin.join_mode = self.plugin.NONE
+        check(False)
+        self.plugin.games[ROOM_JID]["players"].append(Const.JID[0].user)
+        check(True)
+
+    def test_update_players(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], [])
+        self.plugin._update_players(ROOM_JID, [], True, Const.PROFILE[0])
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], [])
+        self.plugin._update_players(ROOM_JID, ["user1"], True, Const.PROFILE[0])
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], ["user1"])
+        self.plugin._update_players(ROOM_JID, ["user2", "user3"], True, Const.PROFILE[0])
+        self.assertEqual(
+            self.plugin.games[ROOM_JID]["players"], ["user1", "user2", "user3"]
+        )
+        self.plugin._update_players(
+            ROOM_JID, ["user2", "user3"], True, Const.PROFILE[0]
+        )  # should not be stored twice
+        self.assertEqual(
+            self.plugin.games[ROOM_JID]["players"], ["user1", "user2", "user3"]
+        )
+
+    def test_synchronize_room(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.plugin._synchronize_room(ROOM_JID, [Const.MUC[0]], Const.PROFILE[0])
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "players", []),
+        )
+        self.plugin.games[ROOM_JID]["players"].append("test1")
+        self.plugin._synchronize_room(ROOM_JID, [Const.MUC[0]], Const.PROFILE[0])
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "players", ["test1"]),
+        )
+        self.plugin.games[ROOM_JID]["started"] = True
+        self.plugin.games[ROOM_JID]["players"].append("test2")
+        self.plugin._synchronize_room(ROOM_JID, [Const.MUC[0]], Const.PROFILE[0])
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "started", ["test1", "test2"]),
+        )
+        self.plugin.games[ROOM_JID]["players"].append("test3")
+        self.plugin.games[ROOM_JID]["players"].append("test4")
+        user1 = JID(ROOM_JID.userhost() + "/" + Const.JID[0].user)
+        user2 = JID(ROOM_JID.userhost() + "/" + Const.JID[1].user)
+        self.plugin._synchronize_room(ROOM_JID, [user1, user2], Const.PROFILE[0])
+        self.assert_equal_xml(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(
+                user1, "normal", "started", ["test1", "test2", "test3", "test4"]
+            ),
+        )
+        self.assert_equal_xml(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(
+                user2, "normal", "started", ["test1", "test2", "test3", "test4"]
+            ),
+        )
+
+    def test_invite_players(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.plugin_0045.join_room(0, 1)
+        self.assertEqual(self.plugin.invitations[ROOM_JID], [])
+        room = self.plugin_0045.get_room(0, 0)
+        nicks = self.plugin._invite_players(
+            room, [Const.JID[1], Const.JID[2]], Const.JID[0].user, Const.PROFILE[0]
+        )
+        self.assertEqual(
+            self.plugin.invitations[ROOM_JID][0][1],
+            [Const.JID[1].userhostJID(), Const.JID[2].userhostJID()],
+        )
+        # the following assertion is True because Const.JID[1] and Const.JID[2] have the same userhost
+        self.assertEqual(nicks, [Const.JID[1].user, Const.JID[2].user])
+
+        nicks = self.plugin._invite_players(
+            room, [Const.JID[1], Const.JID[3]], Const.JID[0].user, Const.PROFILE[0]
+        )
+        self.assertEqual(
+            self.plugin.invitations[ROOM_JID][1][1],
+            [Const.JID[1].userhostJID(), Const.JID[3].userhostJID()],
+        )
+        # this time Const.JID[1] and Const.JID[3] have the same user but the host differs
+        self.assertEqual(nicks, [Const.JID[1].user])
+
+    def test_check_invite_auth(self):
+        def check(value, index):
+            nick = self.plugin_0045.get_nick(0, index)
+            getattr(self, "assert%s" % value)(
+                self.plugin._check_invite_auth(ROOM_JID, nick)
+            )
+
+        self.reinit()
+
+        for mode in [
+            self.plugin.FROM_ALL,
+            self.plugin.FROM_NONE,
+            self.plugin.FROM_REFEREE,
+            self.plugin.FROM_PLAYERS,
+        ]:
+            self.plugin.invite_mode = mode
+            check(True, 0)
+
+        self.init_game(0, 0)
+        self.plugin.invite_mode = self.plugin.FROM_ALL
+        check(True, 0)
+        check(True, 1)
+        self.plugin.invite_mode = self.plugin.FROM_NONE
+        check(True, 0)  # game initialized but not started yet, referee can invite
+        check(False, 1)
+        self.plugin.invite_mode = self.plugin.FROM_REFEREE
+        check(True, 0)
+        check(False, 1)
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.games[ROOM_JID]["players"].append(user_nick)
+        self.plugin.invite_mode = self.plugin.FROM_PLAYERS
+        check(True, 0)
+        check(True, 1)
+        check(False, 2)
+
+    def test_is_referee(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.assertTrue(self.plugin.is_referee(ROOM_JID, self.plugin_0045.get_nick(0, 0)))
+        self.assertFalse(self.plugin.is_referee(ROOM_JID, self.plugin_0045.get_nick(0, 1)))
+
+    def test_is_player(self):
+        self.reinit()
+        self.init_game(0, 0)
+        self.assertTrue(self.plugin.is_player(ROOM_JID, self.plugin_0045.get_nick(0, 0)))
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.games[ROOM_JID]["players"].append(user_nick)
+        self.assertTrue(self.plugin.is_player(ROOM_JID, user_nick))
+        self.assertFalse(self.plugin.is_player(ROOM_JID, self.plugin_0045.get_nick(0, 2)))
+
+    def test_check_wait_auth(self):
+        def check(value, other_players, confirmed, rest):
+            room = self.plugin_0045.get_room(0, 0)
+            self.assertEqual(
+                (value, confirmed, rest), self.plugin._check_wait_auth(room, other_players)
+            )
+
+        self.reinit()
+        self.init_game(0, 0)
+        other_players = [Const.JID[1], Const.JID[3]]
+        self.plugin.wait_mode = self.plugin.FOR_NONE
+        check(True, [], [], [])
+        check(
+            True, [Const.JID[0]], [], [Const.JID[0]]
+        )  # getRoomNickOfUser checks for the other users only
+        check(True, other_players, [], other_players)
+        self.plugin.wait_mode = self.plugin.FOR_ALL
+        check(True, [], [], [])
+        check(False, [Const.JID[0]], [], [Const.JID[0]])
+        check(False, other_players, [], other_players)
+        self.plugin_0045.join_room(0, 1)
+        check(False, other_players, [], other_players)
+        self.plugin_0045.join_room(0, 4)
+        check(
+            False,
+            other_players,
+            [self.plugin_0045.get_nick_of_user(0, 1, 0)],
+            [Const.JID[3]],
+        )
+        self.plugin_0045.join_room(0, 3)
+        check(
+            True,
+            other_players,
+            [
+                self.plugin_0045.get_nick_of_user(0, 1, 0),
+                self.plugin_0045.get_nick_of_user(0, 3, 0),
+            ],
+            [],
+        )
+
+        other_players = [Const.JID[1], Const.JID[3], Const.JID[2]]
+        # the following assertion is True because Const.JID[1] and Const.JID[2] have the same userhost
+        check(
+            True,
+            other_players,
+            [
+                self.plugin_0045.get_nick_of_user(0, 1, 0),
+                self.plugin_0045.get_nick_of_user(0, 3, 0),
+                self.plugin_0045.get_nick_of_user(0, 2, 0),
+            ],
+            [],
+        )
+
+    def test_prepare_room_trivial(self):
+        self.reinit()
+        other_players = []
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+        self.assertTrue(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[0], Const.JID[0].user)
+        )
+        self.assertTrue(self.plugin._check_invite_auth(ROOM_JID, Const.JID[0].user))
+        self.assertEqual((True, [], []), self.plugin._check_wait_auth(ROOM_JID, []))
+        self.assertTrue(self.plugin.is_referee(ROOM_JID, Const.JID[0].user))
+        self.assertTrue(self.plugin.is_player(ROOM_JID, Const.JID[0].user))
+        self.assertEqual(
+            (False, True), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+
+    def test_prepare_room_invite(self):
+        self.reinit()
+        other_players = [Const.JID[1], Const.JID[2]]
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        room = self.plugin_0045.get_room(0, 0)
+
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+        self.assertTrue(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[1], Const.JID[1].user)
+        )
+        self.assertFalse(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[3], Const.JID[3].user)
+        )
+        self.assertFalse(self.plugin._check_invite_auth(ROOM_JID, Const.JID[1].user))
+        self.assertEqual(
+            (True, [], other_players), self.plugin._check_wait_auth(room, other_players)
+        )
+
+        player2_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.user_joined_trigger(room, room.roster[player2_nick], PROFILE)
+        self.assertTrue(self.plugin.is_player(ROOM_JID, player2_nick))
+        self.assertTrue(self.plugin._check_invite_auth(ROOM_JID, player2_nick))
+        self.assertFalse(self.plugin.is_referee(ROOM_JID, player2_nick))
+        self.assertTrue(self.plugin.is_player(ROOM_JID, player2_nick))
+        self.assertTrue(
+            self.plugin.is_player(ROOM_JID, self.plugin_0045.get_nick_of_user(0, 2, 0))
+        )
+        self.assertFalse(self.plugin.is_player(ROOM_JID, "xxx"))
+        self.assertEqual(
+            (False, False),
+            self.plugin._check_create_game_and_init(ROOM_JID, Const.PROFILE[1]),
+        )
+
+    def test_prepare_room_score_1(self):
+        self.reinit(player_init={"score": 0})
+        other_players = [Const.JID[1], Const.JID[2]]
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        room = self.plugin_0045.get_room(0, 0)
+
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))
+        self.assertTrue(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[1], Const.JID[1].user)
+        )
+        self.assertFalse(
+            self.plugin._check_join_auth(ROOM_JID, Const.JID[3], Const.JID[3].user)
+        )
+        self.assertFalse(self.plugin._check_invite_auth(ROOM_JID, Const.JID[1].user))
+        self.assertEqual(
+            (False, [], other_players), self.plugin._check_wait_auth(room, other_players)
+        )
+
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.user_joined_trigger(room, room.roster[user_nick], PROFILE)
+        self.assertTrue(self.plugin.is_player(ROOM_JID, user_nick))
+        self.assertFalse(self.plugin._check_invite_auth(ROOM_JID, user_nick))
+        self.assertFalse(self.plugin.is_referee(ROOM_JID, user_nick))
+        self.assertTrue(self.plugin.is_player(ROOM_JID, user_nick))
+        # the following assertion is True because Const.JID[1] and Const.JID[2] have the same userhost
+        self.assertTrue(
+            self.plugin.is_player(ROOM_JID, self.plugin_0045.get_nick_of_user(0, 2, 0))
+        )
+        # the following assertion is True because Const.JID[1] nick in the room is equal to Const.JID[3].user
+        self.assertTrue(self.plugin.is_player(ROOM_JID, Const.JID[3].user))
+        # but Const.JID[3] is actually not in the room
+        self.assertEqual(self.plugin_0045.get_nick_of_user(0, 3, 0), None)
+        self.assertEqual(
+            (True, False), self.plugin._check_create_game_and_init(ROOM_JID, Const.PROFILE[0])
+        )
+
+    def test_prepare_room_score_2(self):
+        self.reinit(player_init={"score": 0})
+        other_players = [Const.JID[1], Const.JID[4]]
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        room = self.plugin_0045.get_room(0, 0)
+
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.user_joined_trigger(room, room.roster[user_nick], PROFILE)
+        self.assertEqual(
+            (True, False), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+        user_nick = self.plugin_0045.join_room(0, 4)
+        self.plugin.user_joined_trigger(room, room.roster[user_nick], PROFILE)
+        self.assertEqual(
+            (False, True), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+
+    def test_user_joined_trigger(self):
+        self.reinit(player_init={"xxx": "xyz"})
+        other_players = [Const.JID[1], Const.JID[3]]
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        nicks = [self.plugin_0045.get_nick(0, 0)]
+
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "players", nicks),
+        )
+        self.assertTrue(len(self.plugin.invitations[ROOM_JID]) == 1)
+
+        # wrong profile
+        user_nick = self.plugin_0045.join_room(0, 1)
+        room = self.plugin_0045.get_room(0, 1)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[1]), OTHER_PROFILE)
+        self.assertEqual(
+            self.host.get_sent_message(0), None
+        )  # no new message has been sent
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))  # game not started
+
+        # referee profile, user is allowed, wait for one more
+        room = self.plugin_0045.get_room(0, 0)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[1]), PROFILE)
+        nicks.append(user_nick)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "players", nicks),
+        )
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))  # game not started
+
+        # referee profile, user is not allowed
+        user_nick = self.plugin_0045.join_room(0, 4)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[4]), PROFILE)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(
+                JID(ROOM_JID.userhost() + "/" + user_nick), "normal", "players", nicks
+            ),
+        )
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))  # game not started
+
+        # referee profile, user is allowed, everybody here
+        user_nick = self.plugin_0045.join_room(0, 3)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[3]), PROFILE)
+        nicks.append(user_nick)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "started", nicks),
+        )
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))  # game started
+        self.assertTrue(len(self.plugin.invitations[ROOM_JID]) == 0)
+
+        # wait for none
+        self.reinit()
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        self.assertNotEqual(self.host.get_sent_message(0), None)  # init messages
+        room = self.plugin_0045.get_room(0, 0)
+        nicks = [self.plugin_0045.get_nick(0, 0)]
+        user_nick = self.plugin_0045.join_room(0, 3)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[3]), PROFILE)
+        nicks.append(user_nick)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "started", nicks),
+        )
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+
+    def test_user_left_trigger(self):
+        self.reinit(player_init={"xxx": "xyz"})
+        other_players = [Const.JID[1], Const.JID[3], Const.JID[4]]
+        self.plugin.prepare_room(other_players, ROOM_JID, PROFILE)
+        room = self.plugin_0045.get_room(0, 0)
+        nicks = [self.plugin_0045.get_nick(0, 0)]
+        self.assertEqual(
+            self.plugin.invitations[ROOM_JID][0][1],
+            [
+                Const.JID[1].userhostJID(),
+                Const.JID[3].userhostJID(),
+                Const.JID[4].userhostJID(),
+            ],
+        )
+
+        # one user joins
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[1]), PROFILE)
+        nicks.append(user_nick)
+
+        # the user leaves
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+        room = self.plugin_0045.get_room(0, 1)
+        # to not call self.plugin_0045.leave_room(0, 1) here, we are testing the trigger with a wrong profile
+        self.plugin.user_left_trigger(
+            room, User(user_nick, Const.JID[1]), Const.PROFILE[1]
+        )  # not the referee
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+        room = self.plugin_0045.get_room(0, 0)
+        user_nick = self.plugin_0045.leave_room(0, 1)
+        self.plugin.user_left_trigger(
+            room, User(user_nick, Const.JID[1]), PROFILE
+        )  # referee
+        nicks.pop()
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+
+        # all the users join
+        user_nick = self.plugin_0045.join_room(0, 1)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[1]), PROFILE)
+        nicks.append(user_nick)
+        user_nick = self.plugin_0045.join_room(0, 3)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[3]), PROFILE)
+        nicks.append(user_nick)
+        user_nick = self.plugin_0045.join_room(0, 4)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[4]), PROFILE)
+        nicks.append(user_nick)
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+        self.assertTrue(len(self.plugin.invitations[ROOM_JID]) == 0)
+
+        # one user leaves
+        user_nick = self.plugin_0045.leave_room(0, 4)
+        self.plugin.user_left_trigger(room, User(user_nick, Const.JID[4]), PROFILE)
+        nicks.pop()
+        self.assertEqual(
+            self.plugin.invitations[ROOM_JID][0][1], [Const.JID[4].userhostJID()]
+        )
+
+        # another leaves
+        user_nick = self.plugin_0045.leave_room(0, 3)
+        self.plugin.user_left_trigger(room, User(user_nick, Const.JID[3]), PROFILE)
+        nicks.pop()
+        self.assertEqual(
+            self.plugin.invitations[ROOM_JID][0][1],
+            [Const.JID[4].userhostJID(), Const.JID[3].userhostJID()],
+        )
+
+        # they can join again
+        user_nick = self.plugin_0045.join_room(0, 3)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[3]), PROFILE)
+        nicks.append(user_nick)
+        user_nick = self.plugin_0045.join_room(0, 4)
+        self.plugin.user_joined_trigger(room, User(user_nick, Const.JID[4]), PROFILE)
+        nicks.append(user_nick)
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+        self.assertTrue(len(self.plugin.invitations[ROOM_JID]) == 0)
+
+    def test_check_create_game_and_init(self):
+        self.reinit()
+        helpers.mute_logging()
+        self.assertEqual(
+            (False, False), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+        helpers.unmute_logging()
+
+        nick = self.plugin_0045.join_room(0, 0)
+        self.assertEqual(
+            (True, False), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, False))
+        self.assertFalse(self.plugin._game_exists(ROOM_JID, True))
+        self.assertTrue(self.plugin.is_referee(ROOM_JID, nick))
+
+        helpers.mute_logging()
+        self.assertEqual(
+            (False, False), self.plugin._check_create_game_and_init(ROOM_JID, OTHER_PROFILE)
+        )
+        helpers.unmute_logging()
+
+        self.plugin_0045.join_room(0, 1)
+        self.assertEqual(
+            (False, False), self.plugin._check_create_game_and_init(ROOM_JID, OTHER_PROFILE)
+        )
+
+        self.plugin.create_game(ROOM_JID, [Const.JID[1]], PROFILE)
+        self.assertEqual(
+            (False, True), self.plugin._check_create_game_and_init(ROOM_JID, PROFILE)
+        )
+        self.assertEqual(
+            (False, False), self.plugin._check_create_game_and_init(ROOM_JID, OTHER_PROFILE)
+        )
+
+    def test_create_game(self):
+
+        self.reinit(player_init={"xxx": "xyz"})
+        nicks = []
+        for i in [0, 1, 3, 4]:
+            nicks.append(self.plugin_0045.join_room(0, i))
+
+        # game not exists
+        self.plugin.create_game(ROOM_JID, nicks, PROFILE)
+        self.assertTrue(self.plugin._game_exists(ROOM_JID, True))
+        self.assertEqual(self.plugin.games[ROOM_JID]["players"], nicks)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "started", nicks),
+        )
+        for nick in nicks:
+            self.assertEqual("init", self.plugin.games[ROOM_JID]["status"][nick])
+            self.assertEqual(
+                self.plugin.player_init, self.plugin.games[ROOM_JID]["players_data"][nick]
+            )
+            self.plugin.games[ROOM_JID]["players_data"][nick]["xxx"] = nick
+        for nick in nicks:
+            # checks that a copy of self.player_init has been done and not a reference
+            self.assertEqual(
+                nick, self.plugin.games[ROOM_JID]["players_data"][nick]["xxx"]
+            )
+
+        # game exists, current profile is referee
+        self.reinit(player_init={"xxx": "xyz"})
+        self.init_game(0, 0)
+        self.plugin.games[ROOM_JID]["started"] = True
+        self.plugin.create_game(ROOM_JID, nicks, PROFILE)
+        self.assertEqual(
+            self.host.get_sent_message_xml(0),
+            self._expected_message(ROOM_JID, "groupchat", "started", nicks),
+        )
+
+        # game exists, current profile is not referee
+        self.reinit(player_init={"xxx": "xyz"})
+        self.init_game(0, 0)
+        self.plugin.games[ROOM_JID]["started"] = True
+        self.plugin_0045.join_room(0, 1)
+        self.plugin.create_game(ROOM_JID, nicks, OTHER_PROFILE)
+        self.assertEqual(
+            self.host.get_sent_message(0), None
+        )  # no sync message has been sent by other_profile