Merged revisions 81043 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r81043 | giampaolo.rodola | 2010-05-10 17:33:22 +0200 (lun, 10 mag 2010) | 1 line Issue #8490: adds a more solid test suite for asyncore ........
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Giampaolo Rodolà
parent
bd576b75b7
commit
8fc1178cf8
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@ -419,11 +419,285 @@ if hasattr(asyncore, 'file_wrapper'):
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self.assertEqual(open(TESTFN, 'rb').read(), self.d + d1 + d2)
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class BaseTestHandler(asyncore.dispatcher):
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def __init__(self, sock=None):
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asyncore.dispatcher.__init__(self, sock)
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self.flag = False
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def handle_accept(self):
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raise Exception("handle_accept not supposed to be called")
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def handle_connect(self):
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raise Exception("handle_connect not supposed to be called")
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def handle_expt(self):
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raise Exception("handle_expt not supposed to be called")
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def handle_close(self):
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raise Exception("handle_close not supposed to be called")
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def handle_error(self):
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raise
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class TCPServer(asyncore.dispatcher):
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"""A server which listens on an address and dispatches the
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connection to a handler.
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"""
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def __init__(self, handler=BaseTestHandler, host=HOST, port=0):
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asyncore.dispatcher.__init__(self)
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.set_reuse_addr()
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self.bind((host, port))
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self.listen(5)
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self.handler = handler
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@property
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def address(self):
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return self.socket.getsockname()[:2]
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def handle_accept(self):
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sock, addr = self.accept()
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self.handler(sock)
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def handle_error(self):
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raise
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class BaseClient(BaseTestHandler):
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def __init__(self, address):
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BaseTestHandler.__init__(self)
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.connect(address)
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def handle_connect(self):
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pass
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class BaseTestAPI(unittest.TestCase):
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def tearDown(self):
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asyncore.close_all()
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def loop_waiting_for_flag(self, instance, timeout=5):
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timeout = float(timeout) / 100
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count = 100
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while asyncore.socket_map and count > 0:
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asyncore.loop(timeout=0.01, count=1, use_poll=self.use_poll)
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if instance.flag:
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return
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count -= 1
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time.sleep(timeout)
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self.fail("flag not set")
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def test_handle_connect(self):
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# make sure handle_connect is called on connect()
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class TestClient(BaseClient):
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def handle_connect(self):
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self.flag = True
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server = TCPServer()
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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def test_handle_accept(self):
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# make sure handle_accept() is called when a client connects
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class TestListener(BaseTestHandler):
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def __init__(self):
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BaseTestHandler.__init__(self)
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.bind((HOST, 0))
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self.listen(5)
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self.address = self.socket.getsockname()[:2]
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def handle_accept(self):
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self.flag = True
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server = TestListener()
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client = BaseClient(server.address)
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self.loop_waiting_for_flag(server)
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def test_handle_read(self):
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# make sure handle_read is called on data received
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class TestClient(BaseClient):
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def handle_read(self):
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self.flag = True
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class TestHandler(BaseTestHandler):
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def __init__(self, conn):
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BaseTestHandler.__init__(self, conn)
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self.send(b'x' * 1024)
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server = TCPServer(TestHandler)
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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def test_handle_write(self):
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# make sure handle_write is called
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class TestClient(BaseClient):
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def handle_write(self):
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self.flag = True
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server = TCPServer()
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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def test_handle_close(self):
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# make sure handle_close is called when the other end closes
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# the connection
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class TestClient(BaseClient):
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def handle_read(self):
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# in order to make handle_close be called we are supposed
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# to make at least one recv() call
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self.recv(1024)
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def handle_close(self):
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self.flag = True
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self.close()
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class TestHandler(BaseTestHandler):
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def __init__(self, conn):
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BaseTestHandler.__init__(self, conn)
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self.close()
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server = TCPServer(TestHandler)
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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@unittest.skipIf(sys.platform.startswith("sunos"),
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"OOB support is broken on Solaris")
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def test_handle_expt(self):
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# Make sure handle_expt is called on OOB data received.
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# Note: this might fail on some platforms as OOB data is
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# tenuously supported and rarely used.
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class TestClient(BaseClient):
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def handle_expt(self):
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self.flag = True
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class TestHandler(BaseTestHandler):
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def __init__(self, conn):
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BaseTestHandler.__init__(self, conn)
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self.socket.send(bytes(chr(244), 'latin-1'), socket.MSG_OOB)
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server = TCPServer(TestHandler)
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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def test_handle_error(self):
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class TestClient(BaseClient):
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def handle_write(self):
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1.0 / 0
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def handle_error(self):
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self.flag = True
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try:
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raise
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except ZeroDivisionError:
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pass
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else:
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raise Exception("exception not raised")
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server = TCPServer()
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client = TestClient(server.address)
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self.loop_waiting_for_flag(client)
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def test_connection_attributes(self):
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server = TCPServer()
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client = BaseClient(server.address)
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# we start disconnected
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self.assertFalse(server.connected)
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self.assertTrue(server.accepting)
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# XXX - Solaris seems to connect() immediately even without
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# starting the poller. This is something which should be
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# fixed as handle_connect() gets called immediately even if
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# no connection actually took place (see issue #8490).
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if not sys.platform.startswith("sunos"):
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self.assertFalse(client.connected)
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self.assertFalse(client.accepting)
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# execute some loops so that client connects to server
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asyncore.loop(timeout=0.01, use_poll=self.use_poll, count=100)
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self.assertFalse(server.connected)
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self.assertTrue(server.accepting)
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self.assertTrue(client.connected)
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self.assertFalse(client.accepting)
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# disconnect the client
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client.close()
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self.assertFalse(server.connected)
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self.assertTrue(server.accepting)
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self.assertFalse(client.connected)
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self.assertFalse(client.accepting)
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# stop serving
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server.close()
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self.assertFalse(server.connected)
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self.assertFalse(server.accepting)
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def test_create_socket(self):
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s = asyncore.dispatcher()
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s.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.assertEqual(s.socket.family, socket.AF_INET)
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self.assertEqual(s.socket.type, socket.SOCK_STREAM)
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def test_bind(self):
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s1 = asyncore.dispatcher()
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s1.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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s1.bind((HOST, 0))
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s1.listen(5)
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port = s1.socket.getsockname()[1]
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s2 = asyncore.dispatcher()
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s2.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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# EADDRINUSE indicates the socket was correctly bound
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self.assertRaises(socket.error, s2.bind, (HOST, port))
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def test_set_reuse_addr(self):
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sock = socket.socket()
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try:
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sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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except socket.error:
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unittest.skip("SO_REUSEADDR not supported on this platform")
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else:
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# if SO_REUSEADDR succeeded for sock we expect asyncore
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# to do the same
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s = asyncore.dispatcher(socket.socket())
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self.assertFalse(s.socket.getsockopt(socket.SOL_SOCKET,
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socket.SO_REUSEADDR))
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s.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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s.set_reuse_addr()
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self.assertTrue(s.socket.getsockopt(socket.SOL_SOCKET,
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socket.SO_REUSEADDR))
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finally:
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sock.close()
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class TestAPI_UseSelect(BaseTestAPI):
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use_poll = False
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class TestAPI_UsePoll(BaseTestAPI):
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use_poll = True
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def test_main():
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tests = [HelperFunctionTests, DispatcherTests, DispatcherWithSendTests,
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DispatcherWithSendTests_UsePoll]
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DispatcherWithSendTests_UsePoll, TestAPI_UseSelect]
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if hasattr(asyncore, 'file_wrapper'):
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tests.append(FileWrapperTest)
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if hasattr(select, 'poll'):
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tests.append(TestAPI_UsePoll)
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run_unittest(*tests)
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