handle CLOSE packet in the client (Fixes #100)

Author: miguelgrinberg

engineio/asyncio_client.py

@@ -329,6 +329,8 @@ async def _receive_packet(self, pkt):
             await self._trigger_event('message', pkt.data, run_async=True)
         elif pkt.packet_type == packet.PONG:
             self.pong_received = True
+        elif pkt.packet_type == packet.CLOSE:
+            await self.disconnect(abort=True)
         elif pkt.packet_type == packet.NOOP:
             pass
         else:

engineio/client.py

@@ -418,6 +418,8 @@ def _receive_packet(self, pkt):
             self._trigger_event('message', pkt.data, run_async=True)
         elif pkt.packet_type == packet.PONG:
             self.pong_received = True
+        elif pkt.packet_type == packet.CLOSE:
+            self.disconnect(abort=True)
         elif pkt.packet_type == packet.NOOP:
             pass
         else:

tests/asyncio/test_asyncio_client.py

@@ -610,6 +610,12 @@ def test_receive_message_packet(self):
         c._trigger_event.mock.assert_called_once_with(
             'message', {'foo': 'bar'}, run_async=True)
 
+    def test_receive_close_packet(self):
+        c = asyncio_client.AsyncClient()
+        c.disconnect = AsyncMock()
+        _run(c._receive_packet(packet.Packet(packet.CLOSE)))
+        c.disconnect.mock.assert_called_once_with(abort=True)
+
     def test_send_packet_disconnected(self):
         c = asyncio_client.AsyncClient()
         c.queue = c.create_queue()

tests/common/test_client.py

@@ -600,6 +600,12 @@ def test_receive_message_packet(self):
         c._trigger_event.assert_called_once_with('message', {'foo': 'bar'},
                                                  run_async=True)
 
+    def test_receive_close_packet(self):
+        c = client.Client()
+        c.disconnect = mock.MagicMock()
+        c._receive_packet(packet.Packet(packet.CLOSE))
+        c.disconnect.assert_called_once_with(abort=True)
+
     def test_send_packet_disconnected(self):
         c = client.Client()
         c.queue = c.create_queue()