| 1 | n/a | """Tests for proactor_events.py""" |
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| 2 | n/a | |
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| 3 | n/a | import socket |
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| 4 | n/a | import unittest |
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| 5 | n/a | from unittest import mock |
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| 6 | n/a | |
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| 7 | n/a | import asyncio |
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| 8 | n/a | from asyncio.proactor_events import BaseProactorEventLoop |
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| 9 | n/a | from asyncio.proactor_events import _ProactorSocketTransport |
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| 10 | n/a | from asyncio.proactor_events import _ProactorWritePipeTransport |
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| 11 | n/a | from asyncio.proactor_events import _ProactorDuplexPipeTransport |
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| 12 | n/a | from asyncio import test_utils |
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| 13 | n/a | |
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| 14 | n/a | |
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| 15 | n/a | def close_transport(transport): |
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| 16 | n/a | # Don't call transport.close() because the event loop and the IOCP proactor |
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| 17 | n/a | # are mocked |
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| 18 | n/a | if transport._sock is None: |
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| 19 | n/a | return |
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| 20 | n/a | transport._sock.close() |
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| 21 | n/a | transport._sock = None |
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| 22 | n/a | |
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| 23 | n/a | |
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| 24 | n/a | class ProactorSocketTransportTests(test_utils.TestCase): |
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| 25 | n/a | |
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| 26 | n/a | def setUp(self): |
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| 27 | n/a | super().setUp() |
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| 28 | n/a | self.loop = self.new_test_loop() |
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| 29 | n/a | self.addCleanup(self.loop.close) |
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| 30 | n/a | self.proactor = mock.Mock() |
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| 31 | n/a | self.loop._proactor = self.proactor |
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| 32 | n/a | self.protocol = test_utils.make_test_protocol(asyncio.Protocol) |
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| 33 | n/a | self.sock = mock.Mock(socket.socket) |
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| 34 | n/a | |
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| 35 | n/a | def socket_transport(self, waiter=None): |
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| 36 | n/a | transport = _ProactorSocketTransport(self.loop, self.sock, |
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| 37 | n/a | self.protocol, waiter=waiter) |
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| 38 | n/a | self.addCleanup(close_transport, transport) |
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| 39 | n/a | return transport |
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| 40 | n/a | |
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| 41 | n/a | def test_ctor(self): |
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| 42 | n/a | fut = asyncio.Future(loop=self.loop) |
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| 43 | n/a | tr = self.socket_transport(waiter=fut) |
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| 44 | n/a | test_utils.run_briefly(self.loop) |
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| 45 | n/a | self.assertIsNone(fut.result()) |
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| 46 | n/a | self.protocol.connection_made(tr) |
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| 47 | n/a | self.proactor.recv.assert_called_with(self.sock, 4096) |
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| 48 | n/a | |
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| 49 | n/a | def test_loop_reading(self): |
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| 50 | n/a | tr = self.socket_transport() |
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| 51 | n/a | tr._loop_reading() |
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| 52 | n/a | self.loop._proactor.recv.assert_called_with(self.sock, 4096) |
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| 53 | n/a | self.assertFalse(self.protocol.data_received.called) |
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| 54 | n/a | self.assertFalse(self.protocol.eof_received.called) |
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| 55 | n/a | |
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| 56 | n/a | def test_loop_reading_data(self): |
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| 57 | n/a | res = asyncio.Future(loop=self.loop) |
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| 58 | n/a | res.set_result(b'data') |
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| 59 | n/a | |
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| 60 | n/a | tr = self.socket_transport() |
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| 61 | n/a | tr._read_fut = res |
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| 62 | n/a | tr._loop_reading(res) |
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| 63 | n/a | self.loop._proactor.recv.assert_called_with(self.sock, 4096) |
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| 64 | n/a | self.protocol.data_received.assert_called_with(b'data') |
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| 65 | n/a | |
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| 66 | n/a | def test_loop_reading_no_data(self): |
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| 67 | n/a | res = asyncio.Future(loop=self.loop) |
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| 68 | n/a | res.set_result(b'') |
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| 69 | n/a | |
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| 70 | n/a | tr = self.socket_transport() |
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| 71 | n/a | self.assertRaises(AssertionError, tr._loop_reading, res) |
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| 72 | n/a | |
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| 73 | n/a | tr.close = mock.Mock() |
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| 74 | n/a | tr._read_fut = res |
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| 75 | n/a | tr._loop_reading(res) |
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| 76 | n/a | self.assertFalse(self.loop._proactor.recv.called) |
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| 77 | n/a | self.assertTrue(self.protocol.eof_received.called) |
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| 78 | n/a | self.assertTrue(tr.close.called) |
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| 79 | n/a | |
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| 80 | n/a | def test_loop_reading_aborted(self): |
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| 81 | n/a | err = self.loop._proactor.recv.side_effect = ConnectionAbortedError() |
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| 82 | n/a | |
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| 83 | n/a | tr = self.socket_transport() |
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| 84 | n/a | tr._fatal_error = mock.Mock() |
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| 85 | n/a | tr._loop_reading() |
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| 86 | n/a | tr._fatal_error.assert_called_with( |
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| 87 | n/a | err, |
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| 88 | n/a | 'Fatal read error on pipe transport') |
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| 89 | n/a | |
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| 90 | n/a | def test_loop_reading_aborted_closing(self): |
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| 91 | n/a | self.loop._proactor.recv.side_effect = ConnectionAbortedError() |
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| 92 | n/a | |
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| 93 | n/a | tr = self.socket_transport() |
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| 94 | n/a | tr._closing = True |
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| 95 | n/a | tr._fatal_error = mock.Mock() |
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| 96 | n/a | tr._loop_reading() |
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| 97 | n/a | self.assertFalse(tr._fatal_error.called) |
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| 98 | n/a | |
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| 99 | n/a | def test_loop_reading_aborted_is_fatal(self): |
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| 100 | n/a | self.loop._proactor.recv.side_effect = ConnectionAbortedError() |
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| 101 | n/a | tr = self.socket_transport() |
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| 102 | n/a | tr._closing = False |
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| 103 | n/a | tr._fatal_error = mock.Mock() |
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| 104 | n/a | tr._loop_reading() |
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| 105 | n/a | self.assertTrue(tr._fatal_error.called) |
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| 106 | n/a | |
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| 107 | n/a | def test_loop_reading_conn_reset_lost(self): |
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| 108 | n/a | err = self.loop._proactor.recv.side_effect = ConnectionResetError() |
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| 109 | n/a | |
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| 110 | n/a | tr = self.socket_transport() |
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| 111 | n/a | tr._closing = False |
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| 112 | n/a | tr._fatal_error = mock.Mock() |
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| 113 | n/a | tr._force_close = mock.Mock() |
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| 114 | n/a | tr._loop_reading() |
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| 115 | n/a | self.assertFalse(tr._fatal_error.called) |
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| 116 | n/a | tr._force_close.assert_called_with(err) |
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| 117 | n/a | |
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| 118 | n/a | def test_loop_reading_exception(self): |
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| 119 | n/a | err = self.loop._proactor.recv.side_effect = (OSError()) |
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| 120 | n/a | |
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| 121 | n/a | tr = self.socket_transport() |
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| 122 | n/a | tr._fatal_error = mock.Mock() |
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| 123 | n/a | tr._loop_reading() |
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| 124 | n/a | tr._fatal_error.assert_called_with( |
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| 125 | n/a | err, |
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| 126 | n/a | 'Fatal read error on pipe transport') |
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| 127 | n/a | |
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| 128 | n/a | def test_write(self): |
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| 129 | n/a | tr = self.socket_transport() |
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| 130 | n/a | tr._loop_writing = mock.Mock() |
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| 131 | n/a | tr.write(b'data') |
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| 132 | n/a | self.assertEqual(tr._buffer, None) |
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| 133 | n/a | tr._loop_writing.assert_called_with(data=b'data') |
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| 134 | n/a | |
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| 135 | n/a | def test_write_no_data(self): |
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| 136 | n/a | tr = self.socket_transport() |
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| 137 | n/a | tr.write(b'') |
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| 138 | n/a | self.assertFalse(tr._buffer) |
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| 139 | n/a | |
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| 140 | n/a | def test_write_more(self): |
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| 141 | n/a | tr = self.socket_transport() |
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| 142 | n/a | tr._write_fut = mock.Mock() |
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| 143 | n/a | tr._loop_writing = mock.Mock() |
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| 144 | n/a | tr.write(b'data') |
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| 145 | n/a | self.assertEqual(tr._buffer, b'data') |
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| 146 | n/a | self.assertFalse(tr._loop_writing.called) |
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| 147 | n/a | |
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| 148 | n/a | def test_loop_writing(self): |
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| 149 | n/a | tr = self.socket_transport() |
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| 150 | n/a | tr._buffer = bytearray(b'data') |
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| 151 | n/a | tr._loop_writing() |
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| 152 | n/a | self.loop._proactor.send.assert_called_with(self.sock, b'data') |
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| 153 | n/a | self.loop._proactor.send.return_value.add_done_callback.\ |
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| 154 | n/a | assert_called_with(tr._loop_writing) |
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| 155 | n/a | |
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| 156 | n/a | @mock.patch('asyncio.proactor_events.logger') |
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| 157 | n/a | def test_loop_writing_err(self, m_log): |
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| 158 | n/a | err = self.loop._proactor.send.side_effect = OSError() |
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| 159 | n/a | tr = self.socket_transport() |
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| 160 | n/a | tr._fatal_error = mock.Mock() |
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| 161 | n/a | tr._buffer = [b'da', b'ta'] |
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| 162 | n/a | tr._loop_writing() |
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| 163 | n/a | tr._fatal_error.assert_called_with( |
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| 164 | n/a | err, |
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| 165 | n/a | 'Fatal write error on pipe transport') |
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| 166 | n/a | tr._conn_lost = 1 |
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| 167 | n/a | |
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| 168 | n/a | tr.write(b'data') |
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| 169 | n/a | tr.write(b'data') |
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| 170 | n/a | tr.write(b'data') |
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| 171 | n/a | tr.write(b'data') |
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| 172 | n/a | tr.write(b'data') |
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| 173 | n/a | self.assertEqual(tr._buffer, None) |
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| 174 | n/a | m_log.warning.assert_called_with('socket.send() raised exception.') |
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| 175 | n/a | |
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| 176 | n/a | def test_loop_writing_stop(self): |
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| 177 | n/a | fut = asyncio.Future(loop=self.loop) |
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| 178 | n/a | fut.set_result(b'data') |
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| 179 | n/a | |
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| 180 | n/a | tr = self.socket_transport() |
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| 181 | n/a | tr._write_fut = fut |
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| 182 | n/a | tr._loop_writing(fut) |
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| 183 | n/a | self.assertIsNone(tr._write_fut) |
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| 184 | n/a | |
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| 185 | n/a | def test_loop_writing_closing(self): |
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| 186 | n/a | fut = asyncio.Future(loop=self.loop) |
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| 187 | n/a | fut.set_result(1) |
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| 188 | n/a | |
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| 189 | n/a | tr = self.socket_transport() |
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| 190 | n/a | tr._write_fut = fut |
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| 191 | n/a | tr.close() |
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| 192 | n/a | tr._loop_writing(fut) |
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| 193 | n/a | self.assertIsNone(tr._write_fut) |
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| 194 | n/a | test_utils.run_briefly(self.loop) |
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| 195 | n/a | self.protocol.connection_lost.assert_called_with(None) |
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| 196 | n/a | |
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| 197 | n/a | def test_abort(self): |
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| 198 | n/a | tr = self.socket_transport() |
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| 199 | n/a | tr._force_close = mock.Mock() |
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| 200 | n/a | tr.abort() |
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| 201 | n/a | tr._force_close.assert_called_with(None) |
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| 202 | n/a | |
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| 203 | n/a | def test_close(self): |
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| 204 | n/a | tr = self.socket_transport() |
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| 205 | n/a | tr.close() |
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| 206 | n/a | test_utils.run_briefly(self.loop) |
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| 207 | n/a | self.protocol.connection_lost.assert_called_with(None) |
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| 208 | n/a | self.assertTrue(tr.is_closing()) |
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| 209 | n/a | self.assertEqual(tr._conn_lost, 1) |
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| 210 | n/a | |
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| 211 | n/a | self.protocol.connection_lost.reset_mock() |
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| 212 | n/a | tr.close() |
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| 213 | n/a | test_utils.run_briefly(self.loop) |
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| 214 | n/a | self.assertFalse(self.protocol.connection_lost.called) |
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| 215 | n/a | |
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| 216 | n/a | def test_close_write_fut(self): |
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| 217 | n/a | tr = self.socket_transport() |
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| 218 | n/a | tr._write_fut = mock.Mock() |
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| 219 | n/a | tr.close() |
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| 220 | n/a | test_utils.run_briefly(self.loop) |
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| 221 | n/a | self.assertFalse(self.protocol.connection_lost.called) |
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| 222 | n/a | |
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| 223 | n/a | def test_close_buffer(self): |
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| 224 | n/a | tr = self.socket_transport() |
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| 225 | n/a | tr._buffer = [b'data'] |
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| 226 | n/a | tr.close() |
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| 227 | n/a | test_utils.run_briefly(self.loop) |
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| 228 | n/a | self.assertFalse(self.protocol.connection_lost.called) |
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| 229 | n/a | |
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| 230 | n/a | @mock.patch('asyncio.base_events.logger') |
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| 231 | n/a | def test_fatal_error(self, m_logging): |
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| 232 | n/a | tr = self.socket_transport() |
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| 233 | n/a | tr._force_close = mock.Mock() |
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| 234 | n/a | tr._fatal_error(None) |
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| 235 | n/a | self.assertTrue(tr._force_close.called) |
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| 236 | n/a | self.assertTrue(m_logging.error.called) |
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| 237 | n/a | |
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| 238 | n/a | def test_force_close(self): |
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| 239 | n/a | tr = self.socket_transport() |
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| 240 | n/a | tr._buffer = [b'data'] |
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| 241 | n/a | read_fut = tr._read_fut = mock.Mock() |
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| 242 | n/a | write_fut = tr._write_fut = mock.Mock() |
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| 243 | n/a | tr._force_close(None) |
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| 244 | n/a | |
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| 245 | n/a | read_fut.cancel.assert_called_with() |
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| 246 | n/a | write_fut.cancel.assert_called_with() |
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| 247 | n/a | test_utils.run_briefly(self.loop) |
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| 248 | n/a | self.protocol.connection_lost.assert_called_with(None) |
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| 249 | n/a | self.assertEqual(None, tr._buffer) |
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| 250 | n/a | self.assertEqual(tr._conn_lost, 1) |
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| 251 | n/a | |
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| 252 | n/a | def test_force_close_idempotent(self): |
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| 253 | n/a | tr = self.socket_transport() |
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| 254 | n/a | tr._closing = True |
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| 255 | n/a | tr._force_close(None) |
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| 256 | n/a | test_utils.run_briefly(self.loop) |
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| 257 | n/a | self.assertFalse(self.protocol.connection_lost.called) |
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| 258 | n/a | |
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| 259 | n/a | def test_fatal_error_2(self): |
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| 260 | n/a | tr = self.socket_transport() |
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| 261 | n/a | tr._buffer = [b'data'] |
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| 262 | n/a | tr._force_close(None) |
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| 263 | n/a | |
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| 264 | n/a | test_utils.run_briefly(self.loop) |
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| 265 | n/a | self.protocol.connection_lost.assert_called_with(None) |
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| 266 | n/a | self.assertEqual(None, tr._buffer) |
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| 267 | n/a | |
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| 268 | n/a | def test_call_connection_lost(self): |
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| 269 | n/a | tr = self.socket_transport() |
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| 270 | n/a | tr._call_connection_lost(None) |
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| 271 | n/a | self.assertTrue(self.protocol.connection_lost.called) |
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| 272 | n/a | self.assertTrue(self.sock.close.called) |
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| 273 | n/a | |
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| 274 | n/a | def test_write_eof(self): |
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| 275 | n/a | tr = self.socket_transport() |
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| 276 | n/a | self.assertTrue(tr.can_write_eof()) |
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| 277 | n/a | tr.write_eof() |
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| 278 | n/a | self.sock.shutdown.assert_called_with(socket.SHUT_WR) |
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| 279 | n/a | tr.write_eof() |
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| 280 | n/a | self.assertEqual(self.sock.shutdown.call_count, 1) |
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| 281 | n/a | tr.close() |
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| 282 | n/a | |
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| 283 | n/a | def test_write_eof_buffer(self): |
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| 284 | n/a | tr = self.socket_transport() |
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| 285 | n/a | f = asyncio.Future(loop=self.loop) |
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| 286 | n/a | tr._loop._proactor.send.return_value = f |
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| 287 | n/a | tr.write(b'data') |
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| 288 | n/a | tr.write_eof() |
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| 289 | n/a | self.assertTrue(tr._eof_written) |
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| 290 | n/a | self.assertFalse(self.sock.shutdown.called) |
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| 291 | n/a | tr._loop._proactor.send.assert_called_with(self.sock, b'data') |
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| 292 | n/a | f.set_result(4) |
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| 293 | n/a | self.loop._run_once() |
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| 294 | n/a | self.sock.shutdown.assert_called_with(socket.SHUT_WR) |
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| 295 | n/a | tr.close() |
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| 296 | n/a | |
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| 297 | n/a | def test_write_eof_write_pipe(self): |
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| 298 | n/a | tr = _ProactorWritePipeTransport( |
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| 299 | n/a | self.loop, self.sock, self.protocol) |
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| 300 | n/a | self.assertTrue(tr.can_write_eof()) |
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| 301 | n/a | tr.write_eof() |
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| 302 | n/a | self.assertTrue(tr.is_closing()) |
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| 303 | n/a | self.loop._run_once() |
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| 304 | n/a | self.assertTrue(self.sock.close.called) |
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| 305 | n/a | tr.close() |
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| 306 | n/a | |
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| 307 | n/a | def test_write_eof_buffer_write_pipe(self): |
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| 308 | n/a | tr = _ProactorWritePipeTransport(self.loop, self.sock, self.protocol) |
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| 309 | n/a | f = asyncio.Future(loop=self.loop) |
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| 310 | n/a | tr._loop._proactor.send.return_value = f |
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| 311 | n/a | tr.write(b'data') |
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| 312 | n/a | tr.write_eof() |
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| 313 | n/a | self.assertTrue(tr.is_closing()) |
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| 314 | n/a | self.assertFalse(self.sock.shutdown.called) |
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| 315 | n/a | tr._loop._proactor.send.assert_called_with(self.sock, b'data') |
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| 316 | n/a | f.set_result(4) |
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| 317 | n/a | self.loop._run_once() |
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| 318 | n/a | self.loop._run_once() |
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| 319 | n/a | self.assertTrue(self.sock.close.called) |
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| 320 | n/a | tr.close() |
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| 321 | n/a | |
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| 322 | n/a | def test_write_eof_duplex_pipe(self): |
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| 323 | n/a | tr = _ProactorDuplexPipeTransport( |
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| 324 | n/a | self.loop, self.sock, self.protocol) |
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| 325 | n/a | self.assertFalse(tr.can_write_eof()) |
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| 326 | n/a | with self.assertRaises(NotImplementedError): |
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| 327 | n/a | tr.write_eof() |
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| 328 | n/a | close_transport(tr) |
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| 329 | n/a | |
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| 330 | n/a | def test_pause_resume_reading(self): |
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| 331 | n/a | tr = self.socket_transport() |
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| 332 | n/a | futures = [] |
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| 333 | n/a | for msg in [b'data1', b'data2', b'data3', b'data4', b'']: |
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| 334 | n/a | f = asyncio.Future(loop=self.loop) |
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| 335 | n/a | f.set_result(msg) |
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| 336 | n/a | futures.append(f) |
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| 337 | n/a | self.loop._proactor.recv.side_effect = futures |
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| 338 | n/a | self.loop._run_once() |
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| 339 | n/a | self.assertFalse(tr._paused) |
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| 340 | n/a | self.loop._run_once() |
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| 341 | n/a | self.protocol.data_received.assert_called_with(b'data1') |
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| 342 | n/a | self.loop._run_once() |
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| 343 | n/a | self.protocol.data_received.assert_called_with(b'data2') |
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| 344 | n/a | tr.pause_reading() |
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| 345 | n/a | self.assertTrue(tr._paused) |
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| 346 | n/a | for i in range(10): |
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| 347 | n/a | self.loop._run_once() |
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| 348 | n/a | self.protocol.data_received.assert_called_with(b'data2') |
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| 349 | n/a | tr.resume_reading() |
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| 350 | n/a | self.assertFalse(tr._paused) |
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| 351 | n/a | self.loop._run_once() |
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| 352 | n/a | self.protocol.data_received.assert_called_with(b'data3') |
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| 353 | n/a | self.loop._run_once() |
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| 354 | n/a | self.protocol.data_received.assert_called_with(b'data4') |
|---|
| 355 | n/a | tr.close() |
|---|
| 356 | n/a | |
|---|
| 357 | n/a | |
|---|
| 358 | n/a | def pause_writing_transport(self, high): |
|---|
| 359 | n/a | tr = self.socket_transport() |
|---|
| 360 | n/a | tr.set_write_buffer_limits(high=high) |
|---|
| 361 | n/a | |
|---|
| 362 | n/a | self.assertEqual(tr.get_write_buffer_size(), 0) |
|---|
| 363 | n/a | self.assertFalse(self.protocol.pause_writing.called) |
|---|
| 364 | n/a | self.assertFalse(self.protocol.resume_writing.called) |
|---|
| 365 | n/a | return tr |
|---|
| 366 | n/a | |
|---|
| 367 | n/a | def test_pause_resume_writing(self): |
|---|
| 368 | n/a | tr = self.pause_writing_transport(high=4) |
|---|
| 369 | n/a | |
|---|
| 370 | n/a | # write a large chunk, must pause writing |
|---|
| 371 | n/a | fut = asyncio.Future(loop=self.loop) |
|---|
| 372 | n/a | self.loop._proactor.send.return_value = fut |
|---|
| 373 | n/a | tr.write(b'large data') |
|---|
| 374 | n/a | self.loop._run_once() |
|---|
| 375 | n/a | self.assertTrue(self.protocol.pause_writing.called) |
|---|
| 376 | n/a | |
|---|
| 377 | n/a | # flush the buffer |
|---|
| 378 | n/a | fut.set_result(None) |
|---|
| 379 | n/a | self.loop._run_once() |
|---|
| 380 | n/a | self.assertEqual(tr.get_write_buffer_size(), 0) |
|---|
| 381 | n/a | self.assertTrue(self.protocol.resume_writing.called) |
|---|
| 382 | n/a | |
|---|
| 383 | n/a | def test_pause_writing_2write(self): |
|---|
| 384 | n/a | tr = self.pause_writing_transport(high=4) |
|---|
| 385 | n/a | |
|---|
| 386 | n/a | # first short write, the buffer is not full (3 <= 4) |
|---|
| 387 | n/a | fut1 = asyncio.Future(loop=self.loop) |
|---|
| 388 | n/a | self.loop._proactor.send.return_value = fut1 |
|---|
| 389 | n/a | tr.write(b'123') |
|---|
| 390 | n/a | self.loop._run_once() |
|---|
| 391 | n/a | self.assertEqual(tr.get_write_buffer_size(), 3) |
|---|
| 392 | n/a | self.assertFalse(self.protocol.pause_writing.called) |
|---|
| 393 | n/a | |
|---|
| 394 | n/a | # fill the buffer, must pause writing (6 > 4) |
|---|
| 395 | n/a | tr.write(b'abc') |
|---|
| 396 | n/a | self.loop._run_once() |
|---|
| 397 | n/a | self.assertEqual(tr.get_write_buffer_size(), 6) |
|---|
| 398 | n/a | self.assertTrue(self.protocol.pause_writing.called) |
|---|
| 399 | n/a | |
|---|
| 400 | n/a | def test_pause_writing_3write(self): |
|---|
| 401 | n/a | tr = self.pause_writing_transport(high=4) |
|---|
| 402 | n/a | |
|---|
| 403 | n/a | # first short write, the buffer is not full (1 <= 4) |
|---|
| 404 | n/a | fut = asyncio.Future(loop=self.loop) |
|---|
| 405 | n/a | self.loop._proactor.send.return_value = fut |
|---|
| 406 | n/a | tr.write(b'1') |
|---|
| 407 | n/a | self.loop._run_once() |
|---|
| 408 | n/a | self.assertEqual(tr.get_write_buffer_size(), 1) |
|---|
| 409 | n/a | self.assertFalse(self.protocol.pause_writing.called) |
|---|
| 410 | n/a | |
|---|
| 411 | n/a | # second short write, the buffer is not full (3 <= 4) |
|---|
| 412 | n/a | tr.write(b'23') |
|---|
| 413 | n/a | self.loop._run_once() |
|---|
| 414 | n/a | self.assertEqual(tr.get_write_buffer_size(), 3) |
|---|
| 415 | n/a | self.assertFalse(self.protocol.pause_writing.called) |
|---|
| 416 | n/a | |
|---|
| 417 | n/a | # fill the buffer, must pause writing (6 > 4) |
|---|
| 418 | n/a | tr.write(b'abc') |
|---|
| 419 | n/a | self.loop._run_once() |
|---|
| 420 | n/a | self.assertEqual(tr.get_write_buffer_size(), 6) |
|---|
| 421 | n/a | self.assertTrue(self.protocol.pause_writing.called) |
|---|
| 422 | n/a | |
|---|
| 423 | n/a | def test_dont_pause_writing(self): |
|---|
| 424 | n/a | tr = self.pause_writing_transport(high=4) |
|---|
| 425 | n/a | |
|---|
| 426 | n/a | # write a large chunk which completes immedialty, |
|---|
| 427 | n/a | # it should not pause writing |
|---|
| 428 | n/a | fut = asyncio.Future(loop=self.loop) |
|---|
| 429 | n/a | fut.set_result(None) |
|---|
| 430 | n/a | self.loop._proactor.send.return_value = fut |
|---|
| 431 | n/a | tr.write(b'very large data') |
|---|
| 432 | n/a | self.loop._run_once() |
|---|
| 433 | n/a | self.assertEqual(tr.get_write_buffer_size(), 0) |
|---|
| 434 | n/a | self.assertFalse(self.protocol.pause_writing.called) |
|---|
| 435 | n/a | |
|---|
| 436 | n/a | |
|---|
| 437 | n/a | class BaseProactorEventLoopTests(test_utils.TestCase): |
|---|
| 438 | n/a | |
|---|
| 439 | n/a | def setUp(self): |
|---|
| 440 | n/a | super().setUp() |
|---|
| 441 | n/a | |
|---|
| 442 | n/a | self.sock = test_utils.mock_nonblocking_socket() |
|---|
| 443 | n/a | self.proactor = mock.Mock() |
|---|
| 444 | n/a | |
|---|
| 445 | n/a | self.ssock, self.csock = mock.Mock(), mock.Mock() |
|---|
| 446 | n/a | |
|---|
| 447 | n/a | class EventLoop(BaseProactorEventLoop): |
|---|
| 448 | n/a | def _socketpair(s): |
|---|
| 449 | n/a | return (self.ssock, self.csock) |
|---|
| 450 | n/a | |
|---|
| 451 | n/a | self.loop = EventLoop(self.proactor) |
|---|
| 452 | n/a | self.set_event_loop(self.loop) |
|---|
| 453 | n/a | |
|---|
| 454 | n/a | @mock.patch.object(BaseProactorEventLoop, 'call_soon') |
|---|
| 455 | n/a | @mock.patch.object(BaseProactorEventLoop, '_socketpair') |
|---|
| 456 | n/a | def test_ctor(self, socketpair, call_soon): |
|---|
| 457 | n/a | ssock, csock = socketpair.return_value = ( |
|---|
| 458 | n/a | mock.Mock(), mock.Mock()) |
|---|
| 459 | n/a | loop = BaseProactorEventLoop(self.proactor) |
|---|
| 460 | n/a | self.assertIs(loop._ssock, ssock) |
|---|
| 461 | n/a | self.assertIs(loop._csock, csock) |
|---|
| 462 | n/a | self.assertEqual(loop._internal_fds, 1) |
|---|
| 463 | n/a | call_soon.assert_called_with(loop._loop_self_reading) |
|---|
| 464 | n/a | loop.close() |
|---|
| 465 | n/a | |
|---|
| 466 | n/a | def test_close_self_pipe(self): |
|---|
| 467 | n/a | self.loop._close_self_pipe() |
|---|
| 468 | n/a | self.assertEqual(self.loop._internal_fds, 0) |
|---|
| 469 | n/a | self.assertTrue(self.ssock.close.called) |
|---|
| 470 | n/a | self.assertTrue(self.csock.close.called) |
|---|
| 471 | n/a | self.assertIsNone(self.loop._ssock) |
|---|
| 472 | n/a | self.assertIsNone(self.loop._csock) |
|---|
| 473 | n/a | |
|---|
| 474 | n/a | # Don't call close(): _close_self_pipe() cannot be called twice |
|---|
| 475 | n/a | self.loop._closed = True |
|---|
| 476 | n/a | |
|---|
| 477 | n/a | def test_close(self): |
|---|
| 478 | n/a | self.loop._close_self_pipe = mock.Mock() |
|---|
| 479 | n/a | self.loop.close() |
|---|
| 480 | n/a | self.assertTrue(self.loop._close_self_pipe.called) |
|---|
| 481 | n/a | self.assertTrue(self.proactor.close.called) |
|---|
| 482 | n/a | self.assertIsNone(self.loop._proactor) |
|---|
| 483 | n/a | |
|---|
| 484 | n/a | self.loop._close_self_pipe.reset_mock() |
|---|
| 485 | n/a | self.loop.close() |
|---|
| 486 | n/a | self.assertFalse(self.loop._close_self_pipe.called) |
|---|
| 487 | n/a | |
|---|
| 488 | n/a | def test_sock_recv(self): |
|---|
| 489 | n/a | self.loop.sock_recv(self.sock, 1024) |
|---|
| 490 | n/a | self.proactor.recv.assert_called_with(self.sock, 1024) |
|---|
| 491 | n/a | |
|---|
| 492 | n/a | def test_sock_sendall(self): |
|---|
| 493 | n/a | self.loop.sock_sendall(self.sock, b'data') |
|---|
| 494 | n/a | self.proactor.send.assert_called_with(self.sock, b'data') |
|---|
| 495 | n/a | |
|---|
| 496 | n/a | def test_sock_connect(self): |
|---|
| 497 | n/a | self.loop.sock_connect(self.sock, ('1.2.3.4', 123)) |
|---|
| 498 | n/a | self.proactor.connect.assert_called_with(self.sock, ('1.2.3.4', 123)) |
|---|
| 499 | n/a | |
|---|
| 500 | n/a | def test_sock_accept(self): |
|---|
| 501 | n/a | self.loop.sock_accept(self.sock) |
|---|
| 502 | n/a | self.proactor.accept.assert_called_with(self.sock) |
|---|
| 503 | n/a | |
|---|
| 504 | n/a | def test_socketpair(self): |
|---|
| 505 | n/a | class EventLoop(BaseProactorEventLoop): |
|---|
| 506 | n/a | # override the destructor to not log a ResourceWarning |
|---|
| 507 | n/a | def __del__(self): |
|---|
| 508 | n/a | pass |
|---|
| 509 | n/a | self.assertRaises( |
|---|
| 510 | n/a | NotImplementedError, EventLoop, self.proactor) |
|---|
| 511 | n/a | |
|---|
| 512 | n/a | def test_make_socket_transport(self): |
|---|
| 513 | n/a | tr = self.loop._make_socket_transport(self.sock, asyncio.Protocol()) |
|---|
| 514 | n/a | self.assertIsInstance(tr, _ProactorSocketTransport) |
|---|
| 515 | n/a | close_transport(tr) |
|---|
| 516 | n/a | |
|---|
| 517 | n/a | def test_loop_self_reading(self): |
|---|
| 518 | n/a | self.loop._loop_self_reading() |
|---|
| 519 | n/a | self.proactor.recv.assert_called_with(self.ssock, 4096) |
|---|
| 520 | n/a | self.proactor.recv.return_value.add_done_callback.assert_called_with( |
|---|
| 521 | n/a | self.loop._loop_self_reading) |
|---|
| 522 | n/a | |
|---|
| 523 | n/a | def test_loop_self_reading_fut(self): |
|---|
| 524 | n/a | fut = mock.Mock() |
|---|
| 525 | n/a | self.loop._loop_self_reading(fut) |
|---|
| 526 | n/a | self.assertTrue(fut.result.called) |
|---|
| 527 | n/a | self.proactor.recv.assert_called_with(self.ssock, 4096) |
|---|
| 528 | n/a | self.proactor.recv.return_value.add_done_callback.assert_called_with( |
|---|
| 529 | n/a | self.loop._loop_self_reading) |
|---|
| 530 | n/a | |
|---|
| 531 | n/a | def test_loop_self_reading_exception(self): |
|---|
| 532 | n/a | self.loop.close = mock.Mock() |
|---|
| 533 | n/a | self.loop.call_exception_handler = mock.Mock() |
|---|
| 534 | n/a | self.proactor.recv.side_effect = OSError() |
|---|
| 535 | n/a | self.loop._loop_self_reading() |
|---|
| 536 | n/a | self.assertTrue(self.loop.call_exception_handler.called) |
|---|
| 537 | n/a | |
|---|
| 538 | n/a | def test_write_to_self(self): |
|---|
| 539 | n/a | self.loop._write_to_self() |
|---|
| 540 | n/a | self.csock.send.assert_called_with(b'\0') |
|---|
| 541 | n/a | |
|---|
| 542 | n/a | def test_process_events(self): |
|---|
| 543 | n/a | self.loop._process_events([]) |
|---|
| 544 | n/a | |
|---|
| 545 | n/a | @mock.patch('asyncio.base_events.logger') |
|---|
| 546 | n/a | def test_create_server(self, m_log): |
|---|
| 547 | n/a | pf = mock.Mock() |
|---|
| 548 | n/a | call_soon = self.loop.call_soon = mock.Mock() |
|---|
| 549 | n/a | |
|---|
| 550 | n/a | self.loop._start_serving(pf, self.sock) |
|---|
| 551 | n/a | self.assertTrue(call_soon.called) |
|---|
| 552 | n/a | |
|---|
| 553 | n/a | # callback |
|---|
| 554 | n/a | loop = call_soon.call_args[0][0] |
|---|
| 555 | n/a | loop() |
|---|
| 556 | n/a | self.proactor.accept.assert_called_with(self.sock) |
|---|
| 557 | n/a | |
|---|
| 558 | n/a | # conn |
|---|
| 559 | n/a | fut = mock.Mock() |
|---|
| 560 | n/a | fut.result.return_value = (mock.Mock(), mock.Mock()) |
|---|
| 561 | n/a | |
|---|
| 562 | n/a | make_tr = self.loop._make_socket_transport = mock.Mock() |
|---|
| 563 | n/a | loop(fut) |
|---|
| 564 | n/a | self.assertTrue(fut.result.called) |
|---|
| 565 | n/a | self.assertTrue(make_tr.called) |
|---|
| 566 | n/a | |
|---|
| 567 | n/a | # exception |
|---|
| 568 | n/a | fut.result.side_effect = OSError() |
|---|
| 569 | n/a | loop(fut) |
|---|
| 570 | n/a | self.assertTrue(self.sock.close.called) |
|---|
| 571 | n/a | self.assertTrue(m_log.error.called) |
|---|
| 572 | n/a | |
|---|
| 573 | n/a | def test_create_server_cancel(self): |
|---|
| 574 | n/a | pf = mock.Mock() |
|---|
| 575 | n/a | call_soon = self.loop.call_soon = mock.Mock() |
|---|
| 576 | n/a | |
|---|
| 577 | n/a | self.loop._start_serving(pf, self.sock) |
|---|
| 578 | n/a | loop = call_soon.call_args[0][0] |
|---|
| 579 | n/a | |
|---|
| 580 | n/a | # cancelled |
|---|
| 581 | n/a | fut = asyncio.Future(loop=self.loop) |
|---|
| 582 | n/a | fut.cancel() |
|---|
| 583 | n/a | loop(fut) |
|---|
| 584 | n/a | self.assertTrue(self.sock.close.called) |
|---|
| 585 | n/a | |
|---|
| 586 | n/a | def test_stop_serving(self): |
|---|
| 587 | n/a | sock = mock.Mock() |
|---|
| 588 | n/a | self.loop._stop_serving(sock) |
|---|
| 589 | n/a | self.assertTrue(sock.close.called) |
|---|
| 590 | n/a | self.proactor._stop_serving.assert_called_with(sock) |
|---|
| 591 | n/a | |
|---|
| 592 | n/a | |
|---|
| 593 | n/a | if __name__ == '__main__': |
|---|
| 594 | n/a | unittest.main() |
|---|
