Auto-play a random legal card when the turn timeout expires

server/tests/test_websocket.py

@@ -238,5 +238,50 @@ class HandEndWebSocketTest(unittest.TestCase):
                     self.assertEqual(2, update["game"]["hand_number"])
 
 
+class TurnTimeoutWebSocketTest(unittest.TestCase):
+    @async_test
+    async def test_turn_timeout_auto_plays_a_card(self) -> None:
+        state = engine.create_game(
+            "turn-timeout-1", "TT0001", "alice", "Alice",
+            target_score=11, turn_timeout=1,
+        )
+        for name in PLAYERS[1:]:
+            engine.join_game(state, name, name.capitalize())
+        await game_store.save(state)
+
+        ws_transport = ASGIWebSocketTransport(app=app)
+        async with AsyncClient(transport=ws_transport, base_url="http://testserver") as ws_client:
+            with ws_users([make_user("alice")]):
+                async with aconnect_ws(f"/ws/games/{state.id}", ws_client) as ws:
+                    first = await ws.receive_json()
+                    # Bob (seat 1) is first to act and never connects.
+                    self.assertEqual(1, first["game"]["turn"])
+                    deadline = first["game"]["turn_deadline"]
+                    self.assertIsNotNone(deadline)
+
+                    # Nobody plays: the timer must play a random card for Bob.
+                    update = None
+                    for _ in range(20):
+                        try:
+                            update = await asyncio.wait_for(
+                                ws.receive_json(), timeout=2
+                            )
+                        except asyncio.TimeoutError:
+                            break
+                        if (
+                            update.get("type") == "state"
+                            and update["game"]["turn"] == 2
+                        ):
+                            break
+                    self.assertIsNotNone(update)
+                    assert update is not None
+                    self.assertEqual(2, update["game"]["turn"])
+                    self.assertEqual(1, update["game"]["last_move"]["seat"])
+                    self.assertEqual(
+                        9, update["game"]["players"][1]["cards_left"]
+                    )
+                    self.assertNotEqual(deadline, update["game"]["turn_deadline"])
+
+
 if __name__ == "__main__":
     unittest.main()