def test_doReadWarningIsRaised(self):
"""
When an L{IProtocol} implementation that returns a value from its
C{dataReceived} method, a deprecated warning is emitted.
"""
skt = FakeSocket("someData")
protocol = FakeProtocol()
conn = Connection(skt, protocol)
conn.doRead()
warnings = self.flushWarnings([FakeProtocol.dataReceived])
self.assertEquals(warnings[0]['category'], DeprecationWarning)
self.assertEquals(
warnings[0]["message"], "Returning a value other than None from "
"twisted.internet.test.test_tcp.FakeProtocol.dataReceived "
"is deprecated since Twisted 11.0.0.")
self.assertEquals(len(warnings), 1)
def test_getWriters(self):
"""
Check that L{interfaces.IReactorFDSet.getWriters} reflects the actions
made with L{interfaces.IReactorFDSet.addWriter} and
L{interfaces.IReactorFDSet.removeWriter}.
"""
s = socket.socket()
self.addCleanup(s.close)
c = Connection(s, protocol.Protocol())
self.assertNotIn(c, reactor.getWriters())
reactor.addWriter(c)
self.assertIn(c, reactor.getWriters())
reactor.removeWriter(c)
self.assertNotIn(c, reactor.getWriters())
