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343 lines
12 KiB
Python
343 lines
12 KiB
Python
import socket
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import asyncio
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import sys
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from asyncio import proactor_events
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from itertools import cycle, islice
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from test.test_asyncio import utils as test_utils
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from test import support
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class MyProto(asyncio.Protocol):
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connected = None
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done = None
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def __init__(self, loop=None):
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self.transport = None
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self.state = 'INITIAL'
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self.nbytes = 0
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if loop is not None:
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self.connected = asyncio.Future(loop=loop)
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self.done = asyncio.Future(loop=loop)
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def connection_made(self, transport):
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self.transport = transport
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assert self.state == 'INITIAL', self.state
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self.state = 'CONNECTED'
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if self.connected:
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self.connected.set_result(None)
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transport.write(b'GET / HTTP/1.0\r\nHost: example.com\r\n\r\n')
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def data_received(self, data):
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assert self.state == 'CONNECTED', self.state
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self.nbytes += len(data)
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def eof_received(self):
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assert self.state == 'CONNECTED', self.state
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self.state = 'EOF'
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def connection_lost(self, exc):
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assert self.state in ('CONNECTED', 'EOF'), self.state
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self.state = 'CLOSED'
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if self.done:
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self.done.set_result(None)
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class BaseSockTestsMixin:
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def create_event_loop(self):
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raise NotImplementedError
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def setUp(self):
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self.loop = self.create_event_loop()
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self.set_event_loop(self.loop)
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super().setUp()
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def tearDown(self):
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# just in case if we have transport close callbacks
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if not self.loop.is_closed():
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test_utils.run_briefly(self.loop)
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self.doCleanups()
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support.gc_collect()
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super().tearDown()
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def _basetest_sock_client_ops(self, httpd, sock):
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if not isinstance(self.loop, proactor_events.BaseProactorEventLoop):
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# in debug mode, socket operations must fail
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# if the socket is not in blocking mode
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self.loop.set_debug(True)
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sock.setblocking(True)
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with self.assertRaises(ValueError):
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self.loop.run_until_complete(
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self.loop.sock_connect(sock, httpd.address))
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with self.assertRaises(ValueError):
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self.loop.run_until_complete(
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self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n'))
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with self.assertRaises(ValueError):
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self.loop.run_until_complete(
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self.loop.sock_recv(sock, 1024))
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with self.assertRaises(ValueError):
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self.loop.run_until_complete(
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self.loop.sock_recv_into(sock, bytearray()))
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with self.assertRaises(ValueError):
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self.loop.run_until_complete(
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self.loop.sock_accept(sock))
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# test in non-blocking mode
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sock.setblocking(False)
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self.loop.run_until_complete(
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self.loop.sock_connect(sock, httpd.address))
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self.loop.run_until_complete(
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self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n'))
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data = self.loop.run_until_complete(
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self.loop.sock_recv(sock, 1024))
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# consume data
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self.loop.run_until_complete(
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self.loop.sock_recv(sock, 1024))
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sock.close()
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self.assertTrue(data.startswith(b'HTTP/1.0 200 OK'))
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def _basetest_sock_recv_into(self, httpd, sock):
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# same as _basetest_sock_client_ops, but using sock_recv_into
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sock.setblocking(False)
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self.loop.run_until_complete(
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self.loop.sock_connect(sock, httpd.address))
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self.loop.run_until_complete(
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self.loop.sock_sendall(sock, b'GET / HTTP/1.0\r\n\r\n'))
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data = bytearray(1024)
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with memoryview(data) as buf:
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nbytes = self.loop.run_until_complete(
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self.loop.sock_recv_into(sock, buf[:1024]))
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# consume data
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self.loop.run_until_complete(
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self.loop.sock_recv_into(sock, buf[nbytes:]))
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sock.close()
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self.assertTrue(data.startswith(b'HTTP/1.0 200 OK'))
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def test_sock_client_ops(self):
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with test_utils.run_test_server() as httpd:
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sock = socket.socket()
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self._basetest_sock_client_ops(httpd, sock)
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sock = socket.socket()
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self._basetest_sock_recv_into(httpd, sock)
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async def _basetest_huge_content(self, address):
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sock = socket.socket()
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sock.setblocking(False)
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DATA_SIZE = 10_000_00
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chunk = b'0123456789' * (DATA_SIZE // 10)
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await self.loop.sock_connect(sock, address)
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await self.loop.sock_sendall(sock,
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(b'POST /loop HTTP/1.0\r\n' +
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b'Content-Length: %d\r\n' % DATA_SIZE +
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b'\r\n'))
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task = asyncio.create_task(self.loop.sock_sendall(sock, chunk))
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data = await self.loop.sock_recv(sock, DATA_SIZE)
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# HTTP headers size is less than MTU,
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# they are sent by the first packet always
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self.assertTrue(data.startswith(b'HTTP/1.0 200 OK'))
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while data.find(b'\r\n\r\n') == -1:
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data += await self.loop.sock_recv(sock, DATA_SIZE)
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# Strip headers
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headers = data[:data.index(b'\r\n\r\n') + 4]
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data = data[len(headers):]
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size = DATA_SIZE
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checker = cycle(b'0123456789')
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expected = bytes(islice(checker, len(data)))
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self.assertEqual(data, expected)
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size -= len(data)
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while True:
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data = await self.loop.sock_recv(sock, DATA_SIZE)
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if not data:
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break
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expected = bytes(islice(checker, len(data)))
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self.assertEqual(data, expected)
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size -= len(data)
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self.assertEqual(size, 0)
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await task
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sock.close()
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def test_huge_content(self):
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with test_utils.run_test_server() as httpd:
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self.loop.run_until_complete(
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self._basetest_huge_content(httpd.address))
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async def _basetest_huge_content_recvinto(self, address):
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sock = socket.socket()
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sock.setblocking(False)
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DATA_SIZE = 10_000_00
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chunk = b'0123456789' * (DATA_SIZE // 10)
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await self.loop.sock_connect(sock, address)
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await self.loop.sock_sendall(sock,
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(b'POST /loop HTTP/1.0\r\n' +
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b'Content-Length: %d\r\n' % DATA_SIZE +
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b'\r\n'))
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task = asyncio.create_task(self.loop.sock_sendall(sock, chunk))
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array = bytearray(DATA_SIZE)
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buf = memoryview(array)
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nbytes = await self.loop.sock_recv_into(sock, buf)
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data = bytes(buf[:nbytes])
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# HTTP headers size is less than MTU,
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# they are sent by the first packet always
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self.assertTrue(data.startswith(b'HTTP/1.0 200 OK'))
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while data.find(b'\r\n\r\n') == -1:
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nbytes = await self.loop.sock_recv_into(sock, buf)
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data = bytes(buf[:nbytes])
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# Strip headers
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headers = data[:data.index(b'\r\n\r\n') + 4]
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data = data[len(headers):]
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size = DATA_SIZE
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checker = cycle(b'0123456789')
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expected = bytes(islice(checker, len(data)))
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self.assertEqual(data, expected)
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size -= len(data)
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while True:
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nbytes = await self.loop.sock_recv_into(sock, buf)
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data = buf[:nbytes]
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if not data:
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break
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expected = bytes(islice(checker, len(data)))
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self.assertEqual(data, expected)
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size -= len(data)
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self.assertEqual(size, 0)
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await task
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sock.close()
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def test_huge_content_recvinto(self):
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with test_utils.run_test_server() as httpd:
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self.loop.run_until_complete(
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self._basetest_huge_content_recvinto(httpd.address))
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@support.skip_unless_bind_unix_socket
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def test_unix_sock_client_ops(self):
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with test_utils.run_test_unix_server() as httpd:
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sock = socket.socket(socket.AF_UNIX)
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self._basetest_sock_client_ops(httpd, sock)
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sock = socket.socket(socket.AF_UNIX)
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self._basetest_sock_recv_into(httpd, sock)
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def test_sock_client_fail(self):
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# Make sure that we will get an unused port
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address = None
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try:
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s = socket.socket()
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s.bind(('127.0.0.1', 0))
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address = s.getsockname()
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finally:
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s.close()
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sock = socket.socket()
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sock.setblocking(False)
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with self.assertRaises(ConnectionRefusedError):
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self.loop.run_until_complete(
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self.loop.sock_connect(sock, address))
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sock.close()
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def test_sock_accept(self):
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listener = socket.socket()
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listener.setblocking(False)
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listener.bind(('127.0.0.1', 0))
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listener.listen(1)
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client = socket.socket()
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client.connect(listener.getsockname())
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f = self.loop.sock_accept(listener)
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conn, addr = self.loop.run_until_complete(f)
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self.assertEqual(conn.gettimeout(), 0)
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self.assertEqual(addr, client.getsockname())
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self.assertEqual(client.getpeername(), listener.getsockname())
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client.close()
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conn.close()
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listener.close()
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def test_create_connection_sock(self):
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with test_utils.run_test_server() as httpd:
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sock = None
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infos = self.loop.run_until_complete(
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self.loop.getaddrinfo(
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*httpd.address, type=socket.SOCK_STREAM))
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for family, type, proto, cname, address in infos:
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try:
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sock = socket.socket(family=family, type=type, proto=proto)
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sock.setblocking(False)
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self.loop.run_until_complete(
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self.loop.sock_connect(sock, address))
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except BaseException:
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pass
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else:
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break
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else:
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assert False, 'Can not create socket.'
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f = self.loop.create_connection(
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lambda: MyProto(loop=self.loop), sock=sock)
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tr, pr = self.loop.run_until_complete(f)
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self.assertIsInstance(tr, asyncio.Transport)
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self.assertIsInstance(pr, asyncio.Protocol)
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self.loop.run_until_complete(pr.done)
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self.assertGreater(pr.nbytes, 0)
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tr.close()
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if sys.platform == 'win32':
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class SelectEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.SelectorEventLoop()
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class ProactorEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.ProactorEventLoop()
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else:
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import selectors
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if hasattr(selectors, 'KqueueSelector'):
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class KqueueEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.SelectorEventLoop(
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selectors.KqueueSelector())
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if hasattr(selectors, 'EpollSelector'):
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class EPollEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.SelectorEventLoop(selectors.EpollSelector())
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if hasattr(selectors, 'PollSelector'):
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class PollEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.SelectorEventLoop(selectors.PollSelector())
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# Should always exist.
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class SelectEventLoopTests(BaseSockTestsMixin,
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test_utils.TestCase):
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def create_event_loop(self):
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return asyncio.SelectorEventLoop(selectors.SelectSelector())
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