mirror of https://github.com/python/cpython
bpo-33694: Remove test_asyncio ProactorDatagramTransportTests (GH-16288)
ProactorDatagramTransportTests tests are too close to the implementation.
This commit is contained in:
Victor Stinner
GitHub
parent
77abf23c67
commit
bc2256ea17
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@ -472,259 +472,6 @@ class ProactorSocketTransportTests(test_utils.TestCase):
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self.assertFalse(self.protocol.pause_writing.called)
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@unittest.skip('FIXME: bpo-33694: these tests are too close '
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'to the implementation and should be refactored or removed')
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class ProactorSocketTransportBufferedProtoTests(test_utils.TestCase):
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def setUp(self):
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super().setUp()
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self.loop = self.new_test_loop()
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self.addCleanup(self.loop.close)
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self.proactor = mock.Mock()
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self.loop._proactor = self.proactor
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self.protocol = test_utils.make_test_protocol(asyncio.BufferedProtocol)
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self.buf = bytearray(1)
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self.protocol.get_buffer.side_effect = lambda hint: self.buf
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self.sock = mock.Mock(socket.socket)
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def socket_transport(self, waiter=None):
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transport = _ProactorSocketTransport(self.loop, self.sock,
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self.protocol, waiter=waiter)
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self.addCleanup(close_transport, transport)
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return transport
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def test_ctor(self):
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fut = self.loop.create_future()
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tr = self.socket_transport(waiter=fut)
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test_utils.run_briefly(self.loop)
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self.assertIsNone(fut.result())
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self.protocol.connection_made(tr)
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self.proactor.recv_into.assert_called_with(self.sock, self.buf)
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def test_loop_reading(self):
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tr = self.socket_transport()
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tr._loop_reading()
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self.loop._proactor.recv_into.assert_called_with(self.sock, self.buf)
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self.assertTrue(self.protocol.get_buffer.called)
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self.assertFalse(self.protocol.buffer_updated.called)
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self.assertFalse(self.protocol.eof_received.called)
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def test_get_buffer_error(self):
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transport = self.socket_transport()
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transport._fatal_error = mock.Mock()
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self.loop.call_exception_handler = mock.Mock()
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self.protocol.get_buffer.side_effect = LookupError()
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transport._loop_reading()
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self.assertTrue(transport._fatal_error.called)
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self.assertTrue(self.protocol.get_buffer.called)
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self.assertFalse(self.protocol.buffer_updated.called)
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def test_get_buffer_zerosized(self):
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transport = self.socket_transport()
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transport._fatal_error = mock.Mock()
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self.loop.call_exception_handler = mock.Mock()
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self.protocol.get_buffer.side_effect = lambda hint: bytearray(0)
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transport._loop_reading()
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self.assertTrue(transport._fatal_error.called)
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self.assertTrue(self.protocol.get_buffer.called)
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self.assertFalse(self.protocol.buffer_updated.called)
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def test_proto_type_switch(self):
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self.protocol = test_utils.make_test_protocol(asyncio.Protocol)
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tr = self.socket_transport()
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res = self.loop.create_future()
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res.set_result(b'data')
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tr = self.socket_transport()
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tr._read_fut = res
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tr._loop_reading(res)
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self.loop._proactor.recv.assert_called_with(self.sock, 32768)
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self.protocol.data_received.assert_called_with(b'data')
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# switch protocol to a BufferedProtocol
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buf_proto = test_utils.make_test_protocol(asyncio.BufferedProtocol)
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buf = bytearray(4)
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buf_proto.get_buffer.side_effect = lambda hint: buf
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tr.set_protocol(buf_proto)
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test_utils.run_briefly(self.loop)
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res = self.loop.create_future()
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res.set_result(4)
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tr._read_fut = res
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tr._loop_reading(res)
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self.loop._proactor.recv_into.assert_called_with(self.sock, buf)
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buf_proto.buffer_updated.assert_called_with(4)
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@unittest.skip('FIXME: bpo-33694: this test is too close to the '
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'implementation and should be refactored or removed')
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def test_proto_buf_switch(self):
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tr = self.socket_transport()
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test_utils.run_briefly(self.loop)
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self.protocol.get_buffer.assert_called_with(-1)
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# switch protocol to *another* BufferedProtocol
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buf_proto = test_utils.make_test_protocol(asyncio.BufferedProtocol)
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buf = bytearray(4)
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buf_proto.get_buffer.side_effect = lambda hint: buf
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tr._read_fut.done.side_effect = lambda: False
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tr.set_protocol(buf_proto)
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self.assertFalse(buf_proto.get_buffer.called)
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test_utils.run_briefly(self.loop)
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buf_proto.get_buffer.assert_called_with(-1)
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def test_buffer_updated_error(self):
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transport = self.socket_transport()
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transport._fatal_error = mock.Mock()
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self.loop.call_exception_handler = mock.Mock()
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self.protocol.buffer_updated.side_effect = LookupError()
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res = self.loop.create_future()
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res.set_result(10)
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transport._read_fut = res
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transport._loop_reading(res)
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self.assertTrue(transport._fatal_error.called)
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self.assertFalse(self.protocol.get_buffer.called)
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self.assertTrue(self.protocol.buffer_updated.called)
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def test_loop_eof_received_error(self):
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res = self.loop.create_future()
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res.set_result(0)
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self.protocol.eof_received.side_effect = LookupError()
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tr = self.socket_transport()
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tr._fatal_error = mock.Mock()
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tr.close = mock.Mock()
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tr._read_fut = res
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tr._loop_reading(res)
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self.assertFalse(self.loop._proactor.recv_into.called)
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self.assertTrue(self.protocol.eof_received.called)
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self.assertTrue(tr._fatal_error.called)
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def test_loop_reading_data(self):
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res = self.loop.create_future()
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res.set_result(4)
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tr = self.socket_transport()
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tr._read_fut = res
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tr._loop_reading(res)
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self.loop._proactor.recv_into.assert_called_with(self.sock, self.buf)
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self.protocol.buffer_updated.assert_called_with(4)
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def test_loop_reading_no_data(self):
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res = self.loop.create_future()
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res.set_result(0)
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tr = self.socket_transport()
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self.assertRaises(AssertionError, tr._loop_reading, res)
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tr.close = mock.Mock()
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tr._read_fut = res
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tr._loop_reading(res)
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self.assertFalse(self.loop._proactor.recv_into.called)
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self.assertTrue(self.protocol.eof_received.called)
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self.assertTrue(tr.close.called)
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def test_loop_reading_aborted(self):
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err = self.loop._proactor.recv_into.side_effect = \
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ConnectionAbortedError()
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tr = self.socket_transport()
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tr._fatal_error = mock.Mock()
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tr._loop_reading()
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tr._fatal_error.assert_called_with(
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err, 'Fatal read error on pipe transport')
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def test_loop_reading_aborted_closing(self):
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self.loop._proactor.recv.side_effect = ConnectionAbortedError()
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tr = self.socket_transport()
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tr._closing = True
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tr._fatal_error = mock.Mock()
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tr._loop_reading()
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self.assertFalse(tr._fatal_error.called)
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def test_loop_reading_aborted_is_fatal(self):
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self.loop._proactor.recv_into.side_effect = ConnectionAbortedError()
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tr = self.socket_transport()
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tr._closing = False
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tr._fatal_error = mock.Mock()
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tr._loop_reading()
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self.assertTrue(tr._fatal_error.called)
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def test_loop_reading_conn_reset_lost(self):
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err = self.loop._proactor.recv_into.side_effect = ConnectionResetError()
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tr = self.socket_transport()
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tr._closing = False
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tr._fatal_error = mock.Mock()
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tr._force_close = mock.Mock()
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tr._loop_reading()
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self.assertFalse(tr._fatal_error.called)
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tr._force_close.assert_called_with(err)
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def test_loop_reading_exception(self):
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err = self.loop._proactor.recv_into.side_effect = OSError()
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tr = self.socket_transport()
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tr._fatal_error = mock.Mock()
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tr._loop_reading()
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tr._fatal_error.assert_called_with(
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err, 'Fatal read error on pipe transport')
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def test_pause_resume_reading(self):
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tr = self.socket_transport()
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futures = []
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for msg in [10, 20, 30, 40, 0]:
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f = self.loop.create_future()
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f.set_result(msg)
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futures.append(f)
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self.loop._proactor.recv_into.side_effect = futures
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self.loop._run_once()
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self.assertFalse(tr._paused)
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self.assertTrue(tr.is_reading())
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self.loop._run_once()
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self.protocol.buffer_updated.assert_called_with(10)
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self.loop._run_once()
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self.protocol.buffer_updated.assert_called_with(20)
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tr.pause_reading()
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tr.pause_reading()
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self.assertTrue(tr._paused)
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self.assertFalse(tr.is_reading())
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for i in range(10):
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self.loop._run_once()
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self.protocol.buffer_updated.assert_called_with(20)
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tr.resume_reading()
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tr.resume_reading()
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self.assertFalse(tr._paused)
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self.assertTrue(tr.is_reading())
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self.loop._run_once()
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self.protocol.buffer_updated.assert_called_with(30)
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self.loop._run_once()
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self.protocol.buffer_updated.assert_called_with(40)
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tr.close()
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self.assertFalse(tr.is_reading())
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class ProactorDatagramTransportTests(test_utils.TestCase):
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def setUp(self):
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