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asyncio: Fix _SelectorSocketTransport constructor 

Only start reading when connection_made() has been called:
protocol.data_received() must not be called before protocol.connection_made().
This commit is contained in:
Victor Stinner 2015-01-29 00:36:51 +01:00
parent f07801bb17
commit fa73779b0a
2 changed files with 14 additions and 6 deletions
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4
Lib/asyncio/selector_events.py
View File

@ -578,8 +578,10 @@ class _SelectorSocketTransport(_SelectorTransport):
self._eof = False
self._paused = False
self._loop.add_reader(self._sock_fd, self._read_ready)
self._loop.call_soon(self._protocol.connection_made, self)
# only start reading when connection_made() has been called
self._loop.call_soon(self._loop.add_reader,
self._sock_fd, self._read_ready)
if waiter is not None:
# only wake up the waiter when connection_made() has been called
self._loop.call_soon(waiter._set_result_unless_cancelled, None)

16
Lib/test/test_asyncio/test_selector_events.py
View File

@ -59,6 +59,7 @@ class BaseSelectorEventLoopTests(test_utils.TestCase):
def test_make_socket_transport(self):
m = mock.Mock()
self.loop.add_reader = mock.Mock()
self.loop.add_reader._is_coroutine = False
transport = self.loop._make_socket_transport(m, asyncio.Protocol())
self.assertIsInstance(transport, _SelectorSocketTransport)
close_transport(transport)
@ -67,6 +68,7 @@ class BaseSelectorEventLoopTests(test_utils.TestCase):
def test_make_ssl_transport(self):
m = mock.Mock()
self.loop.add_reader = mock.Mock()
self.loop.add_reader._is_coroutine = False
self.loop.add_writer = mock.Mock()
self.loop.remove_reader = mock.Mock()
self.loop.remove_writer = mock.Mock()
@ -770,20 +772,24 @@ class SelectorSocketTransportTests(test_utils.TestCase):
return transport
def test_ctor(self):
tr = self.socket_transport()
waiter = asyncio.Future(loop=self.loop)
tr = self.socket_transport(waiter=waiter)
self.loop.run_until_complete(waiter)
self.loop.assert_reader(7, tr._read_ready)
test_utils.run_briefly(self.loop)
self.protocol.connection_made.assert_called_with(tr)
def test_ctor_with_waiter(self):
fut = asyncio.Future(loop=self.loop)
waiter = asyncio.Future(loop=self.loop)
self.socket_transport(waiter=waiter)
self.loop.run_until_complete(waiter)
self.socket_transport(waiter=fut)
test_utils.run_briefly(self.loop)
self.assertIsNone(fut.result())
self.assertIsNone(waiter.result())
def test_pause_resume_reading(self):
tr = self.socket_transport()
test_utils.run_briefly(self.loop)
self.assertFalse(tr._paused)
self.loop.assert_reader(7, tr._read_ready)
tr.pause_reading()