| """Tests for selector_events.py""" |
| |
| import collections |
| import errno |
| import gc |
| import pprint |
| import socket |
| import sys |
| import unittest |
| import unittest.mock |
| try: |
| import ssl |
| except ImportError: |
| ssl = None |
| |
| from asyncio import futures |
| from asyncio import selectors |
| from asyncio import test_utils |
| from asyncio.protocols import DatagramProtocol, Protocol |
| from asyncio.selector_events import BaseSelectorEventLoop |
| from asyncio.selector_events import _SelectorTransport |
| from asyncio.selector_events import _SelectorSslTransport |
| from asyncio.selector_events import _SelectorSocketTransport |
| from asyncio.selector_events import _SelectorDatagramTransport |
| |
| |
| class TestBaseSelectorEventLoop(BaseSelectorEventLoop): |
| |
| def _make_self_pipe(self): |
| self._ssock = unittest.mock.Mock() |
| self._csock = unittest.mock.Mock() |
| self._internal_fds += 1 |
| |
| |
| def list_to_buffer(l=()): |
| return bytearray().join(l) |
| |
| |
| class BaseSelectorEventLoopTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.loop = TestBaseSelectorEventLoop(unittest.mock.Mock()) |
| |
| def test_make_socket_transport(self): |
| m = unittest.mock.Mock() |
| self.loop.add_reader = unittest.mock.Mock() |
| self.assertIsInstance( |
| self.loop._make_socket_transport(m, m), _SelectorSocketTransport) |
| |
| @unittest.skipIf(ssl is None, 'No ssl module') |
| def test_make_ssl_transport(self): |
| m = unittest.mock.Mock() |
| self.loop.add_reader = unittest.mock.Mock() |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop.remove_writer = unittest.mock.Mock() |
| self.assertIsInstance( |
| self.loop._make_ssl_transport(m, m, m, m), _SelectorSslTransport) |
| |
| @unittest.mock.patch('asyncio.selector_events.ssl', None) |
| def test_make_ssl_transport_without_ssl_error(self): |
| m = unittest.mock.Mock() |
| self.loop.add_reader = unittest.mock.Mock() |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop.remove_writer = unittest.mock.Mock() |
| with self.assertRaises(RuntimeError): |
| self.loop._make_ssl_transport(m, m, m, m) |
| |
| def test_close(self): |
| ssock = self.loop._ssock |
| ssock.fileno.return_value = 7 |
| csock = self.loop._csock |
| csock.fileno.return_value = 1 |
| remove_reader = self.loop.remove_reader = unittest.mock.Mock() |
| |
| self.loop._selector.close() |
| self.loop._selector = selector = unittest.mock.Mock() |
| self.loop.close() |
| self.assertIsNone(self.loop._selector) |
| self.assertIsNone(self.loop._csock) |
| self.assertIsNone(self.loop._ssock) |
| selector.close.assert_called_with() |
| ssock.close.assert_called_with() |
| csock.close.assert_called_with() |
| remove_reader.assert_called_with(7) |
| |
| self.loop.close() |
| self.loop.close() |
| |
| def test_close_no_selector(self): |
| ssock = self.loop._ssock |
| csock = self.loop._csock |
| remove_reader = self.loop.remove_reader = unittest.mock.Mock() |
| |
| self.loop._selector.close() |
| self.loop._selector = None |
| self.loop.close() |
| self.assertIsNone(self.loop._selector) |
| self.assertFalse(ssock.close.called) |
| self.assertFalse(csock.close.called) |
| self.assertFalse(remove_reader.called) |
| |
| def test_socketpair(self): |
| self.assertRaises(NotImplementedError, self.loop._socketpair) |
| |
| def test_read_from_self_tryagain(self): |
| self.loop._ssock.recv.side_effect = BlockingIOError |
| self.assertIsNone(self.loop._read_from_self()) |
| |
| def test_read_from_self_exception(self): |
| self.loop._ssock.recv.side_effect = OSError |
| self.assertRaises(OSError, self.loop._read_from_self) |
| |
| def test_write_to_self_tryagain(self): |
| self.loop._csock.send.side_effect = BlockingIOError |
| self.assertIsNone(self.loop._write_to_self()) |
| |
| def test_write_to_self_exception(self): |
| self.loop._csock.send.side_effect = OSError() |
| self.assertRaises(OSError, self.loop._write_to_self) |
| |
| def test_sock_recv(self): |
| sock = unittest.mock.Mock() |
| self.loop._sock_recv = unittest.mock.Mock() |
| |
| f = self.loop.sock_recv(sock, 1024) |
| self.assertIsInstance(f, futures.Future) |
| self.loop._sock_recv.assert_called_with(f, False, sock, 1024) |
| |
| def test__sock_recv_canceled_fut(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop._sock_recv(f, False, sock, 1024) |
| self.assertFalse(sock.recv.called) |
| |
| def test__sock_recv_unregister(self): |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop._sock_recv(f, True, sock, 1024) |
| self.assertEqual((10,), self.loop.remove_reader.call_args[0]) |
| |
| def test__sock_recv_tryagain(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.recv.side_effect = BlockingIOError |
| |
| self.loop.add_reader = unittest.mock.Mock() |
| self.loop._sock_recv(f, False, sock, 1024) |
| self.assertEqual((10, self.loop._sock_recv, f, True, sock, 1024), |
| self.loop.add_reader.call_args[0]) |
| |
| def test__sock_recv_exception(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| err = sock.recv.side_effect = OSError() |
| |
| self.loop._sock_recv(f, False, sock, 1024) |
| self.assertIs(err, f.exception()) |
| |
| def test_sock_sendall(self): |
| sock = unittest.mock.Mock() |
| self.loop._sock_sendall = unittest.mock.Mock() |
| |
| f = self.loop.sock_sendall(sock, b'data') |
| self.assertIsInstance(f, futures.Future) |
| self.assertEqual( |
| (f, False, sock, b'data'), |
| self.loop._sock_sendall.call_args[0]) |
| |
| def test_sock_sendall_nodata(self): |
| sock = unittest.mock.Mock() |
| self.loop._sock_sendall = unittest.mock.Mock() |
| |
| f = self.loop.sock_sendall(sock, b'') |
| self.assertIsInstance(f, futures.Future) |
| self.assertTrue(f.done()) |
| self.assertIsNone(f.result()) |
| self.assertFalse(self.loop._sock_sendall.called) |
| |
| def test__sock_sendall_canceled_fut(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertFalse(sock.send.called) |
| |
| def test__sock_sendall_unregister(self): |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop.remove_writer = unittest.mock.Mock() |
| self.loop._sock_sendall(f, True, sock, b'data') |
| self.assertEqual((10,), self.loop.remove_writer.call_args[0]) |
| |
| def test__sock_sendall_tryagain(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.send.side_effect = BlockingIOError |
| |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertEqual( |
| (10, self.loop._sock_sendall, f, True, sock, b'data'), |
| self.loop.add_writer.call_args[0]) |
| |
| def test__sock_sendall_interrupted(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.send.side_effect = InterruptedError |
| |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertEqual( |
| (10, self.loop._sock_sendall, f, True, sock, b'data'), |
| self.loop.add_writer.call_args[0]) |
| |
| def test__sock_sendall_exception(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| err = sock.send.side_effect = OSError() |
| |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertIs(f.exception(), err) |
| |
| def test__sock_sendall(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| sock.fileno.return_value = 10 |
| sock.send.return_value = 4 |
| |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertTrue(f.done()) |
| self.assertIsNone(f.result()) |
| |
| def test__sock_sendall_partial(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| sock.fileno.return_value = 10 |
| sock.send.return_value = 2 |
| |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertFalse(f.done()) |
| self.assertEqual( |
| (10, self.loop._sock_sendall, f, True, sock, b'ta'), |
| self.loop.add_writer.call_args[0]) |
| |
| def test__sock_sendall_none(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| sock.fileno.return_value = 10 |
| sock.send.return_value = 0 |
| |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop._sock_sendall(f, False, sock, b'data') |
| self.assertFalse(f.done()) |
| self.assertEqual( |
| (10, self.loop._sock_sendall, f, True, sock, b'data'), |
| self.loop.add_writer.call_args[0]) |
| |
| def test_sock_connect(self): |
| sock = unittest.mock.Mock() |
| self.loop._sock_connect = unittest.mock.Mock() |
| |
| f = self.loop.sock_connect(sock, ('127.0.0.1', 8080)) |
| self.assertIsInstance(f, futures.Future) |
| self.assertEqual( |
| (f, False, sock, ('127.0.0.1', 8080)), |
| self.loop._sock_connect.call_args[0]) |
| |
| def test__sock_connect(self): |
| f = futures.Future(loop=self.loop) |
| |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| |
| self.loop._sock_connect(f, False, sock, ('127.0.0.1', 8080)) |
| self.assertTrue(f.done()) |
| self.assertIsNone(f.result()) |
| self.assertTrue(sock.connect.called) |
| |
| def test__sock_connect_canceled_fut(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop._sock_connect(f, False, sock, ('127.0.0.1', 8080)) |
| self.assertFalse(sock.connect.called) |
| |
| def test__sock_connect_unregister(self): |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop.remove_writer = unittest.mock.Mock() |
| self.loop._sock_connect(f, True, sock, ('127.0.0.1', 8080)) |
| self.assertEqual((10,), self.loop.remove_writer.call_args[0]) |
| |
| def test__sock_connect_tryagain(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.getsockopt.return_value = errno.EAGAIN |
| |
| self.loop.add_writer = unittest.mock.Mock() |
| self.loop.remove_writer = unittest.mock.Mock() |
| |
| self.loop._sock_connect(f, True, sock, ('127.0.0.1', 8080)) |
| self.assertEqual( |
| (10, self.loop._sock_connect, f, |
| True, sock, ('127.0.0.1', 8080)), |
| self.loop.add_writer.call_args[0]) |
| |
| def test__sock_connect_exception(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.getsockopt.return_value = errno.ENOTCONN |
| |
| self.loop.remove_writer = unittest.mock.Mock() |
| self.loop._sock_connect(f, True, sock, ('127.0.0.1', 8080)) |
| self.assertIsInstance(f.exception(), OSError) |
| |
| def test_sock_accept(self): |
| sock = unittest.mock.Mock() |
| self.loop._sock_accept = unittest.mock.Mock() |
| |
| f = self.loop.sock_accept(sock) |
| self.assertIsInstance(f, futures.Future) |
| self.assertEqual( |
| (f, False, sock), self.loop._sock_accept.call_args[0]) |
| |
| def test__sock_accept(self): |
| f = futures.Future(loop=self.loop) |
| |
| conn = unittest.mock.Mock() |
| |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.accept.return_value = conn, ('127.0.0.1', 1000) |
| |
| self.loop._sock_accept(f, False, sock) |
| self.assertTrue(f.done()) |
| self.assertEqual((conn, ('127.0.0.1', 1000)), f.result()) |
| self.assertEqual((False,), conn.setblocking.call_args[0]) |
| |
| def test__sock_accept_canceled_fut(self): |
| sock = unittest.mock.Mock() |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop._sock_accept(f, False, sock) |
| self.assertFalse(sock.accept.called) |
| |
| def test__sock_accept_unregister(self): |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| |
| f = futures.Future(loop=self.loop) |
| f.cancel() |
| |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop._sock_accept(f, True, sock) |
| self.assertEqual((10,), self.loop.remove_reader.call_args[0]) |
| |
| def test__sock_accept_tryagain(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| sock.accept.side_effect = BlockingIOError |
| |
| self.loop.add_reader = unittest.mock.Mock() |
| self.loop._sock_accept(f, False, sock) |
| self.assertEqual( |
| (10, self.loop._sock_accept, f, True, sock), |
| self.loop.add_reader.call_args[0]) |
| |
| def test__sock_accept_exception(self): |
| f = futures.Future(loop=self.loop) |
| sock = unittest.mock.Mock() |
| sock.fileno.return_value = 10 |
| err = sock.accept.side_effect = OSError() |
| |
| self.loop._sock_accept(f, False, sock) |
| self.assertIs(err, f.exception()) |
| |
| def test_add_reader(self): |
| self.loop._selector.get_key.side_effect = KeyError |
| cb = lambda: True |
| self.loop.add_reader(1, cb) |
| |
| self.assertTrue(self.loop._selector.register.called) |
| fd, mask, (r, w) = self.loop._selector.register.call_args[0] |
| self.assertEqual(1, fd) |
| self.assertEqual(selectors.EVENT_READ, mask) |
| self.assertEqual(cb, r._callback) |
| self.assertIsNone(w) |
| |
| def test_add_reader_existing(self): |
| reader = unittest.mock.Mock() |
| writer = unittest.mock.Mock() |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_WRITE, (reader, writer)) |
| cb = lambda: True |
| self.loop.add_reader(1, cb) |
| |
| self.assertTrue(reader.cancel.called) |
| self.assertFalse(self.loop._selector.register.called) |
| self.assertTrue(self.loop._selector.modify.called) |
| fd, mask, (r, w) = self.loop._selector.modify.call_args[0] |
| self.assertEqual(1, fd) |
| self.assertEqual(selectors.EVENT_WRITE | selectors.EVENT_READ, mask) |
| self.assertEqual(cb, r._callback) |
| self.assertEqual(writer, w) |
| |
| def test_add_reader_existing_writer(self): |
| writer = unittest.mock.Mock() |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_WRITE, (None, writer)) |
| cb = lambda: True |
| self.loop.add_reader(1, cb) |
| |
| self.assertFalse(self.loop._selector.register.called) |
| self.assertTrue(self.loop._selector.modify.called) |
| fd, mask, (r, w) = self.loop._selector.modify.call_args[0] |
| self.assertEqual(1, fd) |
| self.assertEqual(selectors.EVENT_WRITE | selectors.EVENT_READ, mask) |
| self.assertEqual(cb, r._callback) |
| self.assertEqual(writer, w) |
| |
| def test_remove_reader(self): |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ, (None, None)) |
| self.assertFalse(self.loop.remove_reader(1)) |
| |
| self.assertTrue(self.loop._selector.unregister.called) |
| |
| def test_remove_reader_read_write(self): |
| reader = unittest.mock.Mock() |
| writer = unittest.mock.Mock() |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ | selectors.EVENT_WRITE, |
| (reader, writer)) |
| self.assertTrue( |
| self.loop.remove_reader(1)) |
| |
| self.assertFalse(self.loop._selector.unregister.called) |
| self.assertEqual( |
| (1, selectors.EVENT_WRITE, (None, writer)), |
| self.loop._selector.modify.call_args[0]) |
| |
| def test_remove_reader_unknown(self): |
| self.loop._selector.get_key.side_effect = KeyError |
| self.assertFalse( |
| self.loop.remove_reader(1)) |
| |
| def test_add_writer(self): |
| self.loop._selector.get_key.side_effect = KeyError |
| cb = lambda: True |
| self.loop.add_writer(1, cb) |
| |
| self.assertTrue(self.loop._selector.register.called) |
| fd, mask, (r, w) = self.loop._selector.register.call_args[0] |
| self.assertEqual(1, fd) |
| self.assertEqual(selectors.EVENT_WRITE, mask) |
| self.assertIsNone(r) |
| self.assertEqual(cb, w._callback) |
| |
| def test_add_writer_existing(self): |
| reader = unittest.mock.Mock() |
| writer = unittest.mock.Mock() |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ, (reader, writer)) |
| cb = lambda: True |
| self.loop.add_writer(1, cb) |
| |
| self.assertTrue(writer.cancel.called) |
| self.assertFalse(self.loop._selector.register.called) |
| self.assertTrue(self.loop._selector.modify.called) |
| fd, mask, (r, w) = self.loop._selector.modify.call_args[0] |
| self.assertEqual(1, fd) |
| self.assertEqual(selectors.EVENT_WRITE | selectors.EVENT_READ, mask) |
| self.assertEqual(reader, r) |
| self.assertEqual(cb, w._callback) |
| |
| def test_remove_writer(self): |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_WRITE, (None, None)) |
| self.assertFalse(self.loop.remove_writer(1)) |
| |
| self.assertTrue(self.loop._selector.unregister.called) |
| |
| def test_remove_writer_read_write(self): |
| reader = unittest.mock.Mock() |
| writer = unittest.mock.Mock() |
| self.loop._selector.get_key.return_value = selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ | selectors.EVENT_WRITE, |
| (reader, writer)) |
| self.assertTrue( |
| self.loop.remove_writer(1)) |
| |
| self.assertFalse(self.loop._selector.unregister.called) |
| self.assertEqual( |
| (1, selectors.EVENT_READ, (reader, None)), |
| self.loop._selector.modify.call_args[0]) |
| |
| def test_remove_writer_unknown(self): |
| self.loop._selector.get_key.side_effect = KeyError |
| self.assertFalse( |
| self.loop.remove_writer(1)) |
| |
| def test_process_events_read(self): |
| reader = unittest.mock.Mock() |
| reader._cancelled = False |
| |
| self.loop._add_callback = unittest.mock.Mock() |
| self.loop._process_events( |
| [(selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ, (reader, None)), |
| selectors.EVENT_READ)]) |
| self.assertTrue(self.loop._add_callback.called) |
| self.loop._add_callback.assert_called_with(reader) |
| |
| def test_process_events_read_cancelled(self): |
| reader = unittest.mock.Mock() |
| reader.cancelled = True |
| |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop._process_events( |
| [(selectors.SelectorKey( |
| 1, 1, selectors.EVENT_READ, (reader, None)), |
| selectors.EVENT_READ)]) |
| self.loop.remove_reader.assert_called_with(1) |
| |
| def test_process_events_write(self): |
| writer = unittest.mock.Mock() |
| writer._cancelled = False |
| |
| self.loop._add_callback = unittest.mock.Mock() |
| self.loop._process_events( |
| [(selectors.SelectorKey(1, 1, selectors.EVENT_WRITE, |
| (None, writer)), |
| selectors.EVENT_WRITE)]) |
| self.loop._add_callback.assert_called_with(writer) |
| |
| def test_process_events_write_cancelled(self): |
| writer = unittest.mock.Mock() |
| writer.cancelled = True |
| self.loop.remove_writer = unittest.mock.Mock() |
| |
| self.loop._process_events( |
| [(selectors.SelectorKey(1, 1, selectors.EVENT_WRITE, |
| (None, writer)), |
| selectors.EVENT_WRITE)]) |
| self.loop.remove_writer.assert_called_with(1) |
| |
| |
| class SelectorTransportTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.loop = test_utils.TestLoop() |
| self.protocol = test_utils.make_test_protocol(Protocol) |
| self.sock = unittest.mock.Mock(socket.socket) |
| self.sock.fileno.return_value = 7 |
| |
| def test_ctor(self): |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| self.assertIs(tr._loop, self.loop) |
| self.assertIs(tr._sock, self.sock) |
| self.assertIs(tr._sock_fd, 7) |
| |
| def test_abort(self): |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr._force_close = unittest.mock.Mock() |
| |
| tr.abort() |
| tr._force_close.assert_called_with(None) |
| |
| def test_close(self): |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr.close() |
| |
| self.assertTrue(tr._closing) |
| self.assertEqual(1, self.loop.remove_reader_count[7]) |
| self.protocol.connection_lost(None) |
| self.assertEqual(tr._conn_lost, 1) |
| |
| tr.close() |
| self.assertEqual(tr._conn_lost, 1) |
| self.assertEqual(1, self.loop.remove_reader_count[7]) |
| |
| def test_close_write_buffer(self): |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr._buffer.extend(b'data') |
| tr.close() |
| |
| self.assertFalse(self.loop.readers) |
| test_utils.run_briefly(self.loop) |
| self.assertFalse(self.protocol.connection_lost.called) |
| |
| def test_force_close(self): |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr._buffer.extend(b'1') |
| self.loop.add_reader(7, unittest.mock.sentinel) |
| self.loop.add_writer(7, unittest.mock.sentinel) |
| tr._force_close(None) |
| |
| self.assertTrue(tr._closing) |
| self.assertEqual(tr._buffer, list_to_buffer()) |
| self.assertFalse(self.loop.readers) |
| self.assertFalse(self.loop.writers) |
| |
| # second close should not remove reader |
| tr._force_close(None) |
| self.assertFalse(self.loop.readers) |
| self.assertEqual(1, self.loop.remove_reader_count[7]) |
| |
| @unittest.mock.patch('asyncio.log.logger.exception') |
| def test_fatal_error(self, m_exc): |
| exc = OSError() |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr._force_close = unittest.mock.Mock() |
| tr._fatal_error(exc) |
| |
| m_exc.assert_called_with('Fatal error for %s', tr) |
| tr._force_close.assert_called_with(exc) |
| |
| def test_connection_lost(self): |
| exc = OSError() |
| tr = _SelectorTransport(self.loop, self.sock, self.protocol, None) |
| tr._call_connection_lost(exc) |
| |
| self.protocol.connection_lost.assert_called_with(exc) |
| self.sock.close.assert_called_with() |
| self.assertIsNone(tr._sock) |
| |
| self.assertIsNone(tr._protocol) |
| self.assertEqual(2, sys.getrefcount(self.protocol), |
| pprint.pformat(gc.get_referrers(self.protocol))) |
| self.assertIsNone(tr._loop) |
| self.assertEqual(2, sys.getrefcount(self.loop), |
| pprint.pformat(gc.get_referrers(self.loop))) |
| |
| |
| class SelectorSocketTransportTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.loop = test_utils.TestLoop() |
| self.protocol = test_utils.make_test_protocol(Protocol) |
| self.sock = unittest.mock.Mock(socket.socket) |
| self.sock_fd = self.sock.fileno.return_value = 7 |
| |
| def test_ctor(self): |
| tr = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| 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 = futures.Future(loop=self.loop) |
| |
| _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol, fut) |
| test_utils.run_briefly(self.loop) |
| self.assertIsNone(fut.result()) |
| |
| def test_pause_resume_reading(self): |
| tr = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| self.assertFalse(tr._paused) |
| self.loop.assert_reader(7, tr._read_ready) |
| tr.pause_reading() |
| self.assertTrue(tr._paused) |
| self.assertFalse(7 in self.loop.readers) |
| tr.resume_reading() |
| self.assertFalse(tr._paused) |
| self.loop.assert_reader(7, tr._read_ready) |
| |
| def test_read_ready(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| |
| self.sock.recv.return_value = b'data' |
| transport._read_ready() |
| |
| self.protocol.data_received.assert_called_with(b'data') |
| |
| def test_read_ready_eof(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.close = unittest.mock.Mock() |
| |
| self.sock.recv.return_value = b'' |
| transport._read_ready() |
| |
| self.protocol.eof_received.assert_called_with() |
| transport.close.assert_called_with() |
| |
| def test_read_ready_eof_keep_open(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.close = unittest.mock.Mock() |
| |
| self.sock.recv.return_value = b'' |
| self.protocol.eof_received.return_value = True |
| transport._read_ready() |
| |
| self.protocol.eof_received.assert_called_with() |
| self.assertFalse(transport.close.called) |
| |
| @unittest.mock.patch('logging.exception') |
| def test_read_ready_tryagain(self, m_exc): |
| self.sock.recv.side_effect = BlockingIOError |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| |
| @unittest.mock.patch('logging.exception') |
| def test_read_ready_tryagain_interrupted(self, m_exc): |
| self.sock.recv.side_effect = InterruptedError |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| |
| @unittest.mock.patch('logging.exception') |
| def test_read_ready_conn_reset(self, m_exc): |
| err = self.sock.recv.side_effect = ConnectionResetError() |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._force_close = unittest.mock.Mock() |
| transport._read_ready() |
| transport._force_close.assert_called_with(err) |
| |
| @unittest.mock.patch('logging.exception') |
| def test_read_ready_err(self, m_exc): |
| err = self.sock.recv.side_effect = OSError() |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| transport._fatal_error.assert_called_with(err) |
| |
| def test_write(self): |
| data = b'data' |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| self.sock.send.assert_called_with(data) |
| |
| def test_write_bytearray(self): |
| data = bytearray(b'data') |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| self.sock.send.assert_called_with(data) |
| self.assertEqual(data, bytearray(b'data')) # Hasn't been mutated. |
| |
| def test_write_memoryview(self): |
| data = memoryview(b'data') |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| self.sock.send.assert_called_with(data) |
| |
| def test_write_no_data(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend(b'data') |
| transport.write(b'') |
| self.assertFalse(self.sock.send.called) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_buffer(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend(b'data1') |
| transport.write(b'data2') |
| self.assertFalse(self.sock.send.called) |
| self.assertEqual(list_to_buffer([b'data1', b'data2']), |
| transport._buffer) |
| |
| def test_write_partial(self): |
| data = b'data' |
| self.sock.send.return_value = 2 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'ta']), transport._buffer) |
| |
| def test_write_partial_bytearray(self): |
| data = bytearray(b'data') |
| self.sock.send.return_value = 2 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'ta']), transport._buffer) |
| self.assertEqual(data, bytearray(b'data')) # Hasn't been mutated. |
| |
| def test_write_partial_memoryview(self): |
| data = memoryview(b'data') |
| self.sock.send.return_value = 2 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'ta']), transport._buffer) |
| |
| def test_write_partial_none(self): |
| data = b'data' |
| self.sock.send.return_value = 0 |
| self.sock.fileno.return_value = 7 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_tryagain(self): |
| self.sock.send.side_effect = BlockingIOError |
| |
| data = b'data' |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.write(data) |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| @unittest.mock.patch('asyncio.selector_events.logger') |
| def test_write_exception(self, m_log): |
| err = self.sock.send.side_effect = OSError() |
| |
| data = b'data' |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport.write(data) |
| transport._fatal_error.assert_called_with(err) |
| transport._conn_lost = 1 |
| |
| self.sock.reset_mock() |
| transport.write(data) |
| self.assertFalse(self.sock.send.called) |
| self.assertEqual(transport._conn_lost, 2) |
| transport.write(data) |
| transport.write(data) |
| transport.write(data) |
| transport.write(data) |
| m_log.warning.assert_called_with('socket.send() raised exception.') |
| |
| def test_write_str(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| self.assertRaises(TypeError, transport.write, 'str') |
| |
| def test_write_closing(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.close() |
| self.assertEqual(transport._conn_lost, 1) |
| transport.write(b'data') |
| self.assertEqual(transport._conn_lost, 2) |
| |
| def test_write_ready(self): |
| data = b'data' |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend(data) |
| self.loop.add_writer(7, transport._write_ready) |
| transport._write_ready() |
| self.assertTrue(self.sock.send.called) |
| self.assertFalse(self.loop.writers) |
| |
| def test_write_ready_closing(self): |
| data = b'data' |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._closing = True |
| transport._buffer.extend(data) |
| self.loop.add_writer(7, transport._write_ready) |
| transport._write_ready() |
| self.assertTrue(self.sock.send.called) |
| self.assertFalse(self.loop.writers) |
| self.sock.close.assert_called_with() |
| self.protocol.connection_lost.assert_called_with(None) |
| |
| def test_write_ready_no_data(self): |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| # This is an internal error. |
| self.assertRaises(AssertionError, transport._write_ready) |
| |
| def test_write_ready_partial(self): |
| data = b'data' |
| self.sock.send.return_value = 2 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend(data) |
| self.loop.add_writer(7, transport._write_ready) |
| transport._write_ready() |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'ta']), transport._buffer) |
| |
| def test_write_ready_partial_none(self): |
| data = b'data' |
| self.sock.send.return_value = 0 |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend(data) |
| self.loop.add_writer(7, transport._write_ready) |
| transport._write_ready() |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_ready_tryagain(self): |
| self.sock.send.side_effect = BlockingIOError |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer = list_to_buffer([b'data1', b'data2']) |
| self.loop.add_writer(7, transport._write_ready) |
| transport._write_ready() |
| |
| self.loop.assert_writer(7, transport._write_ready) |
| self.assertEqual(list_to_buffer([b'data1data2']), transport._buffer) |
| |
| def test_write_ready_exception(self): |
| err = self.sock.send.side_effect = OSError() |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._buffer.extend(b'data') |
| transport._write_ready() |
| transport._fatal_error.assert_called_with(err) |
| |
| @unittest.mock.patch('asyncio.selector_events.logger') |
| def test_write_ready_exception_and_close(self, m_log): |
| self.sock.send.side_effect = OSError() |
| remove_writer = self.loop.remove_writer = unittest.mock.Mock() |
| |
| transport = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| transport.close() |
| transport._buffer.extend(b'data') |
| transport._write_ready() |
| remove_writer.assert_called_with(self.sock_fd) |
| |
| def test_write_eof(self): |
| tr = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| self.assertTrue(tr.can_write_eof()) |
| tr.write_eof() |
| self.sock.shutdown.assert_called_with(socket.SHUT_WR) |
| tr.write_eof() |
| self.assertEqual(self.sock.shutdown.call_count, 1) |
| tr.close() |
| |
| def test_write_eof_buffer(self): |
| tr = _SelectorSocketTransport( |
| self.loop, self.sock, self.protocol) |
| self.sock.send.side_effect = BlockingIOError |
| tr.write(b'data') |
| tr.write_eof() |
| self.assertEqual(tr._buffer, list_to_buffer([b'data'])) |
| self.assertTrue(tr._eof) |
| self.assertFalse(self.sock.shutdown.called) |
| self.sock.send.side_effect = lambda _: 4 |
| tr._write_ready() |
| self.assertTrue(self.sock.send.called) |
| self.sock.shutdown.assert_called_with(socket.SHUT_WR) |
| tr.close() |
| |
| |
| @unittest.skipIf(ssl is None, 'No ssl module') |
| class SelectorSslTransportTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.loop = test_utils.TestLoop() |
| self.protocol = test_utils.make_test_protocol(Protocol) |
| self.sock = unittest.mock.Mock(socket.socket) |
| self.sock.fileno.return_value = 7 |
| self.sslsock = unittest.mock.Mock() |
| self.sslsock.fileno.return_value = 1 |
| self.sslcontext = unittest.mock.Mock() |
| self.sslcontext.wrap_socket.return_value = self.sslsock |
| |
| def _make_one(self, create_waiter=None): |
| transport = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext) |
| self.sock.reset_mock() |
| self.sslsock.reset_mock() |
| self.sslcontext.reset_mock() |
| self.loop.reset_counters() |
| return transport |
| |
| def test_on_handshake(self): |
| waiter = futures.Future(loop=self.loop) |
| tr = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext, |
| waiter=waiter) |
| self.assertTrue(self.sslsock.do_handshake.called) |
| self.loop.assert_reader(1, tr._read_ready) |
| test_utils.run_briefly(self.loop) |
| self.assertIsNone(waiter.result()) |
| |
| def test_on_handshake_reader_retry(self): |
| self.sslsock.do_handshake.side_effect = ssl.SSLWantReadError |
| transport = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext) |
| transport._on_handshake() |
| self.loop.assert_reader(1, transport._on_handshake) |
| |
| def test_on_handshake_writer_retry(self): |
| self.sslsock.do_handshake.side_effect = ssl.SSLWantWriteError |
| transport = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext) |
| transport._on_handshake() |
| self.loop.assert_writer(1, transport._on_handshake) |
| |
| def test_on_handshake_exc(self): |
| exc = ValueError() |
| self.sslsock.do_handshake.side_effect = exc |
| transport = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext) |
| transport._waiter = futures.Future(loop=self.loop) |
| transport._on_handshake() |
| self.assertTrue(self.sslsock.close.called) |
| self.assertTrue(transport._waiter.done()) |
| self.assertIs(exc, transport._waiter.exception()) |
| |
| def test_on_handshake_base_exc(self): |
| transport = _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext) |
| transport._waiter = futures.Future(loop=self.loop) |
| exc = BaseException() |
| self.sslsock.do_handshake.side_effect = exc |
| self.assertRaises(BaseException, transport._on_handshake) |
| self.assertTrue(self.sslsock.close.called) |
| self.assertTrue(transport._waiter.done()) |
| self.assertIs(exc, transport._waiter.exception()) |
| |
| def test_pause_resume_reading(self): |
| tr = self._make_one() |
| self.assertFalse(tr._paused) |
| self.loop.assert_reader(1, tr._read_ready) |
| tr.pause_reading() |
| self.assertTrue(tr._paused) |
| self.assertFalse(1 in self.loop.readers) |
| tr.resume_reading() |
| self.assertFalse(tr._paused) |
| self.loop.assert_reader(1, tr._read_ready) |
| |
| def test_write(self): |
| transport = self._make_one() |
| transport.write(b'data') |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_bytearray(self): |
| transport = self._make_one() |
| data = bytearray(b'data') |
| transport.write(data) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| self.assertEqual(data, bytearray(b'data')) # Hasn't been mutated. |
| self.assertIsNot(data, transport._buffer) # Hasn't been incorporated. |
| |
| def test_write_memoryview(self): |
| transport = self._make_one() |
| data = memoryview(b'data') |
| transport.write(data) |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_no_data(self): |
| transport = self._make_one() |
| transport._buffer.extend(b'data') |
| transport.write(b'') |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_str(self): |
| transport = self._make_one() |
| self.assertRaises(TypeError, transport.write, 'str') |
| |
| def test_write_closing(self): |
| transport = self._make_one() |
| transport.close() |
| self.assertEqual(transport._conn_lost, 1) |
| transport.write(b'data') |
| self.assertEqual(transport._conn_lost, 2) |
| |
| @unittest.mock.patch('asyncio.selector_events.logger') |
| def test_write_exception(self, m_log): |
| transport = self._make_one() |
| transport._conn_lost = 1 |
| transport.write(b'data') |
| self.assertEqual(transport._buffer, list_to_buffer()) |
| transport.write(b'data') |
| transport.write(b'data') |
| transport.write(b'data') |
| transport.write(b'data') |
| m_log.warning.assert_called_with('socket.send() raised exception.') |
| |
| def test_read_ready_recv(self): |
| self.sslsock.recv.return_value = b'data' |
| transport = self._make_one() |
| transport._read_ready() |
| self.assertTrue(self.sslsock.recv.called) |
| self.assertEqual((b'data',), self.protocol.data_received.call_args[0]) |
| |
| def test_read_ready_write_wants_read(self): |
| self.loop.add_writer = unittest.mock.Mock() |
| self.sslsock.recv.side_effect = BlockingIOError |
| transport = self._make_one() |
| transport._write_wants_read = True |
| transport._write_ready = unittest.mock.Mock() |
| transport._buffer.extend(b'data') |
| transport._read_ready() |
| |
| self.assertFalse(transport._write_wants_read) |
| transport._write_ready.assert_called_with() |
| self.loop.add_writer.assert_called_with( |
| transport._sock_fd, transport._write_ready) |
| |
| def test_read_ready_recv_eof(self): |
| self.sslsock.recv.return_value = b'' |
| transport = self._make_one() |
| transport.close = unittest.mock.Mock() |
| transport._read_ready() |
| transport.close.assert_called_with() |
| self.protocol.eof_received.assert_called_with() |
| |
| def test_read_ready_recv_conn_reset(self): |
| err = self.sslsock.recv.side_effect = ConnectionResetError() |
| transport = self._make_one() |
| transport._force_close = unittest.mock.Mock() |
| transport._read_ready() |
| transport._force_close.assert_called_with(err) |
| |
| def test_read_ready_recv_retry(self): |
| self.sslsock.recv.side_effect = ssl.SSLWantReadError |
| transport = self._make_one() |
| transport._read_ready() |
| self.assertTrue(self.sslsock.recv.called) |
| self.assertFalse(self.protocol.data_received.called) |
| |
| self.sslsock.recv.side_effect = BlockingIOError |
| transport._read_ready() |
| self.assertFalse(self.protocol.data_received.called) |
| |
| self.sslsock.recv.side_effect = InterruptedError |
| transport._read_ready() |
| self.assertFalse(self.protocol.data_received.called) |
| |
| def test_read_ready_recv_write(self): |
| self.loop.remove_reader = unittest.mock.Mock() |
| self.loop.add_writer = unittest.mock.Mock() |
| self.sslsock.recv.side_effect = ssl.SSLWantWriteError |
| transport = self._make_one() |
| transport._read_ready() |
| self.assertFalse(self.protocol.data_received.called) |
| self.assertTrue(transport._read_wants_write) |
| |
| self.loop.remove_reader.assert_called_with(transport._sock_fd) |
| self.loop.add_writer.assert_called_with( |
| transport._sock_fd, transport._write_ready) |
| |
| def test_read_ready_recv_exc(self): |
| err = self.sslsock.recv.side_effect = OSError() |
| transport = self._make_one() |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| transport._fatal_error.assert_called_with(err) |
| |
| def test_write_ready_send(self): |
| self.sslsock.send.return_value = 4 |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data']) |
| transport._write_ready() |
| self.assertEqual(list_to_buffer(), transport._buffer) |
| self.assertTrue(self.sslsock.send.called) |
| |
| def test_write_ready_send_none(self): |
| self.sslsock.send.return_value = 0 |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data1', b'data2']) |
| transport._write_ready() |
| self.assertTrue(self.sslsock.send.called) |
| self.assertEqual(list_to_buffer([b'data1data2']), transport._buffer) |
| |
| def test_write_ready_send_partial(self): |
| self.sslsock.send.return_value = 2 |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data1', b'data2']) |
| transport._write_ready() |
| self.assertTrue(self.sslsock.send.called) |
| self.assertEqual(list_to_buffer([b'ta1data2']), transport._buffer) |
| |
| def test_write_ready_send_closing_partial(self): |
| self.sslsock.send.return_value = 2 |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data1', b'data2']) |
| transport._write_ready() |
| self.assertTrue(self.sslsock.send.called) |
| self.assertFalse(self.sslsock.close.called) |
| |
| def test_write_ready_send_closing(self): |
| self.sslsock.send.return_value = 4 |
| transport = self._make_one() |
| transport.close() |
| transport._buffer = list_to_buffer([b'data']) |
| transport._write_ready() |
| self.assertFalse(self.loop.writers) |
| self.protocol.connection_lost.assert_called_with(None) |
| |
| def test_write_ready_send_closing_empty_buffer(self): |
| self.sslsock.send.return_value = 4 |
| transport = self._make_one() |
| transport.close() |
| transport._buffer = list_to_buffer() |
| transport._write_ready() |
| self.assertFalse(self.loop.writers) |
| self.protocol.connection_lost.assert_called_with(None) |
| |
| def test_write_ready_send_retry(self): |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data']) |
| |
| self.sslsock.send.side_effect = ssl.SSLWantWriteError |
| transport._write_ready() |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| self.sslsock.send.side_effect = BlockingIOError() |
| transport._write_ready() |
| self.assertEqual(list_to_buffer([b'data']), transport._buffer) |
| |
| def test_write_ready_send_read(self): |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data']) |
| |
| self.loop.remove_writer = unittest.mock.Mock() |
| self.sslsock.send.side_effect = ssl.SSLWantReadError |
| transport._write_ready() |
| self.assertFalse(self.protocol.data_received.called) |
| self.assertTrue(transport._write_wants_read) |
| self.loop.remove_writer.assert_called_with(transport._sock_fd) |
| |
| def test_write_ready_send_exc(self): |
| err = self.sslsock.send.side_effect = OSError() |
| |
| transport = self._make_one() |
| transport._buffer = list_to_buffer([b'data']) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._write_ready() |
| transport._fatal_error.assert_called_with(err) |
| self.assertEqual(list_to_buffer(), transport._buffer) |
| |
| def test_write_ready_read_wants_write(self): |
| self.loop.add_reader = unittest.mock.Mock() |
| self.sslsock.send.side_effect = BlockingIOError |
| transport = self._make_one() |
| transport._read_wants_write = True |
| transport._read_ready = unittest.mock.Mock() |
| transport._write_ready() |
| |
| self.assertFalse(transport._read_wants_write) |
| transport._read_ready.assert_called_with() |
| self.loop.add_reader.assert_called_with( |
| transport._sock_fd, transport._read_ready) |
| |
| def test_write_eof(self): |
| tr = self._make_one() |
| self.assertFalse(tr.can_write_eof()) |
| self.assertRaises(NotImplementedError, tr.write_eof) |
| |
| def test_close(self): |
| tr = self._make_one() |
| tr.close() |
| |
| self.assertTrue(tr._closing) |
| self.assertEqual(1, self.loop.remove_reader_count[1]) |
| self.assertEqual(tr._conn_lost, 1) |
| |
| tr.close() |
| self.assertEqual(tr._conn_lost, 1) |
| self.assertEqual(1, self.loop.remove_reader_count[1]) |
| |
| @unittest.skipIf(ssl is None or not ssl.HAS_SNI, 'No SNI support') |
| def test_server_hostname(self): |
| _SelectorSslTransport( |
| self.loop, self.sock, self.protocol, self.sslcontext, |
| server_hostname='localhost') |
| self.sslcontext.wrap_socket.assert_called_with( |
| self.sock, do_handshake_on_connect=False, server_side=False, |
| server_hostname='localhost') |
| |
| |
| class SelectorSslWithoutSslTransportTests(unittest.TestCase): |
| |
| @unittest.mock.patch('asyncio.selector_events.ssl', None) |
| def test_ssl_transport_requires_ssl_module(self): |
| Mock = unittest.mock.Mock |
| with self.assertRaises(RuntimeError): |
| transport = _SelectorSslTransport(Mock(), Mock(), Mock(), Mock()) |
| |
| |
| class SelectorDatagramTransportTests(unittest.TestCase): |
| |
| def setUp(self): |
| self.loop = test_utils.TestLoop() |
| self.protocol = test_utils.make_test_protocol(DatagramProtocol) |
| self.sock = unittest.mock.Mock(spec_set=socket.socket) |
| self.sock.fileno.return_value = 7 |
| |
| def test_read_ready(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| |
| self.sock.recvfrom.return_value = (b'data', ('0.0.0.0', 1234)) |
| transport._read_ready() |
| |
| self.protocol.datagram_received.assert_called_with( |
| b'data', ('0.0.0.0', 1234)) |
| |
| def test_read_ready_tryagain(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| |
| self.sock.recvfrom.side_effect = BlockingIOError |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| |
| def test_read_ready_err(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| |
| err = self.sock.recvfrom.side_effect = RuntimeError() |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| transport._fatal_error.assert_called_with(err) |
| |
| def test_read_ready_oserr(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| |
| err = self.sock.recvfrom.side_effect = OSError() |
| transport._fatal_error = unittest.mock.Mock() |
| transport._read_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| self.protocol.error_received.assert_called_with(err) |
| |
| def test_sendto(self): |
| data = b'data' |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport.sendto(data, ('0.0.0.0', 1234)) |
| self.assertTrue(self.sock.sendto.called) |
| self.assertEqual( |
| self.sock.sendto.call_args[0], (data, ('0.0.0.0', 1234))) |
| |
| def test_sendto_bytearray(self): |
| data = bytearray(b'data') |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport.sendto(data, ('0.0.0.0', 1234)) |
| self.assertTrue(self.sock.sendto.called) |
| self.assertEqual( |
| self.sock.sendto.call_args[0], (data, ('0.0.0.0', 1234))) |
| |
| def test_sendto_memoryview(self): |
| data = memoryview(b'data') |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport.sendto(data, ('0.0.0.0', 1234)) |
| self.assertTrue(self.sock.sendto.called) |
| self.assertEqual( |
| self.sock.sendto.call_args[0], (data, ('0.0.0.0', 1234))) |
| |
| def test_sendto_no_data(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.append((b'data', ('0.0.0.0', 12345))) |
| transport.sendto(b'', ()) |
| self.assertFalse(self.sock.sendto.called) |
| self.assertEqual( |
| [(b'data', ('0.0.0.0', 12345))], list(transport._buffer)) |
| |
| def test_sendto_buffer(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.append((b'data1', ('0.0.0.0', 12345))) |
| transport.sendto(b'data2', ('0.0.0.0', 12345)) |
| self.assertFalse(self.sock.sendto.called) |
| self.assertEqual( |
| [(b'data1', ('0.0.0.0', 12345)), |
| (b'data2', ('0.0.0.0', 12345))], |
| list(transport._buffer)) |
| |
| def test_sendto_buffer_bytearray(self): |
| data2 = bytearray(b'data2') |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.append((b'data1', ('0.0.0.0', 12345))) |
| transport.sendto(data2, ('0.0.0.0', 12345)) |
| self.assertFalse(self.sock.sendto.called) |
| self.assertEqual( |
| [(b'data1', ('0.0.0.0', 12345)), |
| (b'data2', ('0.0.0.0', 12345))], |
| list(transport._buffer)) |
| self.assertIsInstance(transport._buffer[1][0], bytes) |
| |
| def test_sendto_buffer_memoryview(self): |
| data2 = memoryview(b'data2') |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.append((b'data1', ('0.0.0.0', 12345))) |
| transport.sendto(data2, ('0.0.0.0', 12345)) |
| self.assertFalse(self.sock.sendto.called) |
| self.assertEqual( |
| [(b'data1', ('0.0.0.0', 12345)), |
| (b'data2', ('0.0.0.0', 12345))], |
| list(transport._buffer)) |
| self.assertIsInstance(transport._buffer[1][0], bytes) |
| |
| def test_sendto_tryagain(self): |
| data = b'data' |
| |
| self.sock.sendto.side_effect = BlockingIOError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport.sendto(data, ('0.0.0.0', 12345)) |
| |
| self.loop.assert_writer(7, transport._sendto_ready) |
| self.assertEqual( |
| [(b'data', ('0.0.0.0', 12345))], list(transport._buffer)) |
| |
| @unittest.mock.patch('asyncio.selector_events.logger') |
| def test_sendto_exception(self, m_log): |
| data = b'data' |
| err = self.sock.sendto.side_effect = RuntimeError() |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport.sendto(data, ()) |
| |
| self.assertTrue(transport._fatal_error.called) |
| transport._fatal_error.assert_called_with(err) |
| transport._conn_lost = 1 |
| |
| transport._address = ('123',) |
| transport.sendto(data) |
| transport.sendto(data) |
| transport.sendto(data) |
| transport.sendto(data) |
| transport.sendto(data) |
| m_log.warning.assert_called_with('socket.send() raised exception.') |
| |
| def test_sendto_error_received(self): |
| data = b'data' |
| |
| self.sock.sendto.side_effect = ConnectionRefusedError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport.sendto(data, ()) |
| |
| self.assertEqual(transport._conn_lost, 0) |
| self.assertFalse(transport._fatal_error.called) |
| |
| def test_sendto_error_received_connected(self): |
| data = b'data' |
| |
| self.sock.send.side_effect = ConnectionRefusedError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol, ('0.0.0.0', 1)) |
| transport._fatal_error = unittest.mock.Mock() |
| transport.sendto(data) |
| |
| self.assertFalse(transport._fatal_error.called) |
| self.assertTrue(self.protocol.error_received.called) |
| |
| def test_sendto_str(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| self.assertRaises(TypeError, transport.sendto, 'str', ()) |
| |
| def test_sendto_connected_addr(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol, ('0.0.0.0', 1)) |
| self.assertRaises( |
| ValueError, transport.sendto, b'str', ('0.0.0.0', 2)) |
| |
| def test_sendto_closing(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol, address=(1,)) |
| transport.close() |
| self.assertEqual(transport._conn_lost, 1) |
| transport.sendto(b'data', (1,)) |
| self.assertEqual(transport._conn_lost, 2) |
| |
| def test_sendto_ready(self): |
| data = b'data' |
| self.sock.sendto.return_value = len(data) |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.append((data, ('0.0.0.0', 12345))) |
| self.loop.add_writer(7, transport._sendto_ready) |
| transport._sendto_ready() |
| self.assertTrue(self.sock.sendto.called) |
| self.assertEqual( |
| self.sock.sendto.call_args[0], (data, ('0.0.0.0', 12345))) |
| self.assertFalse(self.loop.writers) |
| |
| def test_sendto_ready_closing(self): |
| data = b'data' |
| self.sock.send.return_value = len(data) |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._closing = True |
| transport._buffer.append((data, ())) |
| self.loop.add_writer(7, transport._sendto_ready) |
| transport._sendto_ready() |
| self.sock.sendto.assert_called_with(data, ()) |
| self.assertFalse(self.loop.writers) |
| self.sock.close.assert_called_with() |
| self.protocol.connection_lost.assert_called_with(None) |
| |
| def test_sendto_ready_no_data(self): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| self.loop.add_writer(7, transport._sendto_ready) |
| transport._sendto_ready() |
| self.assertFalse(self.sock.sendto.called) |
| self.assertFalse(self.loop.writers) |
| |
| def test_sendto_ready_tryagain(self): |
| self.sock.sendto.side_effect = BlockingIOError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._buffer.extend([(b'data1', ()), (b'data2', ())]) |
| self.loop.add_writer(7, transport._sendto_ready) |
| transport._sendto_ready() |
| |
| self.loop.assert_writer(7, transport._sendto_ready) |
| self.assertEqual( |
| [(b'data1', ()), (b'data2', ())], |
| list(transport._buffer)) |
| |
| def test_sendto_ready_exception(self): |
| err = self.sock.sendto.side_effect = RuntimeError() |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._buffer.append((b'data', ())) |
| transport._sendto_ready() |
| |
| transport._fatal_error.assert_called_with(err) |
| |
| def test_sendto_ready_error_received(self): |
| self.sock.sendto.side_effect = ConnectionRefusedError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._buffer.append((b'data', ())) |
| transport._sendto_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| |
| def test_sendto_ready_error_received_connection(self): |
| self.sock.send.side_effect = ConnectionRefusedError |
| |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol, ('0.0.0.0', 1)) |
| transport._fatal_error = unittest.mock.Mock() |
| transport._buffer.append((b'data', ())) |
| transport._sendto_ready() |
| |
| self.assertFalse(transport._fatal_error.called) |
| self.assertTrue(self.protocol.error_received.called) |
| |
| @unittest.mock.patch('asyncio.log.logger.exception') |
| def test_fatal_error_connected(self, m_exc): |
| transport = _SelectorDatagramTransport( |
| self.loop, self.sock, self.protocol, ('0.0.0.0', 1)) |
| err = ConnectionRefusedError() |
| transport._fatal_error(err) |
| self.assertFalse(self.protocol.error_received.called) |
| m_exc.assert_called_with('Fatal error for %s', transport) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |