mirror of https://github.com/MagicStack/uvloop.git
242 lines
7.5 KiB
Python
242 lines
7.5 KiB
Python
import asyncio
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import io
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import os
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from asyncio import test_utils
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from uvloop import _testbase as tb
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# All tests are copied from asyncio (mostly as-is)
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class MyReadPipeProto(asyncio.Protocol):
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done = None
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def __init__(self, loop=None):
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self.state = ['INITIAL']
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self.nbytes = 0
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self.transport = None
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if loop is not None:
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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.append('CONNECTED')
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def data_received(self, data):
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assert self.state == ['INITIAL', '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 == ['INITIAL', 'CONNECTED'], self.state
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self.state.append('EOF')
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def connection_lost(self, exc):
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if 'EOF' not in self.state:
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self.state.append('EOF') # It is okay if EOF is missed.
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assert self.state == ['INITIAL', 'CONNECTED', 'EOF'], self.state
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self.state.append('CLOSED')
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if self.done:
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self.done.set_result(None)
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class MyWritePipeProto(asyncio.BaseProtocol):
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done = None
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def __init__(self, loop=None):
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self.state = 'INITIAL'
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self.transport = None
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if loop is not None:
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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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def connection_lost(self, exc):
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assert self.state == 'CONNECTED', 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 _BasePipeTest:
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def test_read_pipe(self):
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proto = MyReadPipeProto(loop=self.loop)
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rpipe, wpipe = os.pipe()
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pipeobj = io.open(rpipe, 'rb', 1024)
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@asyncio.coroutine
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def connect():
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t, p = yield from self.loop.connect_read_pipe(
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lambda: proto, pipeobj)
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self.assertIs(p, proto)
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self.assertIs(t, proto.transport)
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self.assertEqual(['INITIAL', 'CONNECTED'], proto.state)
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self.assertEqual(0, proto.nbytes)
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self.loop.run_until_complete(connect())
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os.write(wpipe, b'1')
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test_utils.run_until(self.loop, lambda: proto.nbytes >= 1)
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self.assertEqual(1, proto.nbytes)
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os.write(wpipe, b'2345')
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test_utils.run_until(self.loop, lambda: proto.nbytes >= 5)
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self.assertEqual(['INITIAL', 'CONNECTED'], proto.state)
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self.assertEqual(5, proto.nbytes)
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os.close(wpipe)
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self.loop.run_until_complete(proto.done)
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self.assertEqual(
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['INITIAL', 'CONNECTED', 'EOF', 'CLOSED'], proto.state)
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# extra info is available
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self.assertIsNotNone(proto.transport.get_extra_info('pipe'))
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def test_read_pty_output(self):
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proto = MyReadPipeProto(loop=self.loop)
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master, slave = os.openpty()
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master_read_obj = io.open(master, 'rb', 0)
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@asyncio.coroutine
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def connect():
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t, p = yield from self.loop.connect_read_pipe(lambda: proto,
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master_read_obj)
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self.assertIs(p, proto)
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self.assertIs(t, proto.transport)
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self.assertEqual(['INITIAL', 'CONNECTED'], proto.state)
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self.assertEqual(0, proto.nbytes)
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self.loop.run_until_complete(connect())
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os.write(slave, b'1')
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test_utils.run_until(self.loop, lambda: proto.nbytes)
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self.assertEqual(1, proto.nbytes)
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os.write(slave, b'2345')
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test_utils.run_until(self.loop, lambda: proto.nbytes >= 5)
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self.assertEqual(['INITIAL', 'CONNECTED'], proto.state)
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self.assertEqual(5, proto.nbytes)
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# On Linux, transport raises EIO when slave is closed --
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# ignore it.
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self.loop.set_exception_handler(lambda loop, ctx: None)
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os.close(slave)
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self.loop.run_until_complete(proto.done)
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self.assertEqual(
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['INITIAL', 'CONNECTED', 'EOF', 'CLOSED'], proto.state)
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# extra info is available
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self.assertIsNotNone(proto.transport.get_extra_info('pipe'))
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def test_write_pipe(self):
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rpipe, wpipe = os.pipe()
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pipeobj = io.open(wpipe, 'wb', 1024)
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proto = MyWritePipeProto(loop=self.loop)
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connect = self.loop.connect_write_pipe(lambda: proto, pipeobj)
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transport, p = self.loop.run_until_complete(connect)
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self.assertIs(p, proto)
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self.assertIs(transport, proto.transport)
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self.assertEqual('CONNECTED', proto.state)
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transport.write(b'1')
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data = bytearray()
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def reader(data):
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chunk = os.read(rpipe, 1024)
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data += chunk
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return len(data)
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test_utils.run_until(self.loop, lambda: reader(data) >= 1)
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self.assertEqual(b'1', data)
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transport.write(b'2345')
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test_utils.run_until(self.loop, lambda: reader(data) >= 5)
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self.assertEqual(b'12345', data)
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self.assertEqual('CONNECTED', proto.state)
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os.close(rpipe)
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# extra info is available
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self.assertIsNotNone(proto.transport.get_extra_info('pipe'))
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# close connection
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proto.transport.close()
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self.loop.run_until_complete(proto.done)
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self.assertEqual('CLOSED', proto.state)
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def test_write_pipe_disconnect_on_close(self):
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rsock, wsock = test_utils.socketpair()
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rsock.setblocking(False)
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pipeobj = io.open(wsock.detach(), 'wb', 1024)
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proto = MyWritePipeProto(loop=self.loop)
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connect = self.loop.connect_write_pipe(lambda: proto, pipeobj)
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transport, p = self.loop.run_until_complete(connect)
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self.assertIs(p, proto)
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self.assertIs(transport, proto.transport)
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self.assertEqual('CONNECTED', proto.state)
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transport.write(b'1')
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data = self.loop.run_until_complete(self.loop.sock_recv(rsock, 1024))
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self.assertEqual(b'1', data)
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rsock.close()
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self.loop.run_until_complete(proto.done)
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self.assertEqual('CLOSED', proto.state)
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def test_write_pty(self):
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master, slave = os.openpty()
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slave_write_obj = io.open(slave, 'wb', 0)
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proto = MyWritePipeProto(loop=self.loop)
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connect = self.loop.connect_write_pipe(lambda: proto, slave_write_obj)
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transport, p = self.loop.run_until_complete(connect)
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self.assertIs(p, proto)
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self.assertIs(transport, proto.transport)
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self.assertEqual('CONNECTED', proto.state)
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transport.write(b'1')
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data = bytearray()
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def reader(data):
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chunk = os.read(master, 1024)
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data += chunk
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return len(data)
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test_utils.run_until(self.loop, lambda: reader(data) >= 1,
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timeout=10)
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self.assertEqual(b'1', data)
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transport.write(b'2345')
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test_utils.run_until(self.loop, lambda: reader(data) >= 5,
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timeout=10)
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self.assertEqual(b'12345', data)
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self.assertEqual('CONNECTED', proto.state)
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os.close(master)
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# extra info is available
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self.assertIsNotNone(proto.transport.get_extra_info('pipe'))
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# close connection
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proto.transport.close()
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self.loop.run_until_complete(proto.done)
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self.assertEqual('CLOSED', proto.state)
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class Test_UV_Pipes(_BasePipeTest, tb.UVTestCase):
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pass
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class Test_AIO_Pipes(_BasePipeTest, tb.AIOTestCase):
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pass
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