Ausgabe der neuen DB Einträge
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2399 changed files with 843193 additions and 43 deletions
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# Copyright (c) Twisted Matrix Laboratories.
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# See LICENSE for details.
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"""
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Tests for implementations of L{IReactorSocket}.
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Generally only tests for failure cases are found here. Success cases for
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this interface are tested elsewhere. For example, the success case for
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I{AF_INET} is in L{twisted.internet.test.test_tcp}, since that case should
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behave exactly the same as L{IReactorTCP.listenTCP}.
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"""
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import errno, socket
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from zope.interface import verify
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from twisted.python.log import err
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from twisted.internet.interfaces import IReactorSocket
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from twisted.internet.error import UnsupportedAddressFamily
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from twisted.internet.protocol import DatagramProtocol, ServerFactory
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from twisted.internet.test.reactormixins import (
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ReactorBuilder, needsRunningReactor)
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from twisted.python.compat import _PY3
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from twisted.python.runtime import platform
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class IReactorSocketVerificationTestsBuilder(ReactorBuilder):
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"""
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Builder for testing L{IReactorSocket} implementations for required
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methods and method signatures.
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L{ReactorBuilder} already runs L{IReactorSocket.providedBy} to
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ensure that these tests will only be run on reactor classes that
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claim to implement L{IReactorSocket}.
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These tests ensure that reactors which claim to provide the
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L{IReactorSocket} interface actually have all the required methods
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and that those methods have the expected number of arguments.
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These tests will be skipped for reactors which do not claim to
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provide L{IReactorSocket}.
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"""
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requiredInterfaces = [IReactorSocket]
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def test_provider(self):
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"""
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The reactor instance returned by C{buildReactor} provides
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L{IReactorSocket}.
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"""
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reactor = self.buildReactor()
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self.assertTrue(
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verify.verifyObject(IReactorSocket, reactor))
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class AdoptStreamPortErrorsTestsBuilder(ReactorBuilder):
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"""
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Builder for testing L{IReactorSocket.adoptStreamPort} implementations.
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Generally only tests for failure cases are found here. Success cases for
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this interface are tested elsewhere. For example, the success case for
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I{AF_INET} is in L{twisted.internet.test.test_tcp}, since that case should
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behave exactly the same as L{IReactorTCP.listenTCP}.
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"""
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requiredInterfaces = [IReactorSocket]
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def test_invalidDescriptor(self):
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"""
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An implementation of L{IReactorSocket.adoptStreamPort} raises
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L{socket.error} if passed an integer which is not associated with a
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socket.
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"""
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reactor = self.buildReactor()
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probe = socket.socket()
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fileno = probe.fileno()
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probe.close()
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exc = self.assertRaises(
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socket.error,
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reactor.adoptStreamPort, fileno, socket.AF_INET, ServerFactory())
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if platform.isWindows() and _PY3:
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self.assertEqual(exc.args[0], errno.WSAENOTSOCK)
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else:
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self.assertEqual(exc.args[0], errno.EBADF)
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def test_invalidAddressFamily(self):
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"""
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An implementation of L{IReactorSocket.adoptStreamPort} raises
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L{UnsupportedAddressFamily} if passed an address family it does not
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support.
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"""
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reactor = self.buildReactor()
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port = socket.socket()
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port.bind(("127.0.0.1", 0))
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port.listen(1)
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self.addCleanup(port.close)
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arbitrary = 2 ** 16 + 7
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self.assertRaises(
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UnsupportedAddressFamily,
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reactor.adoptStreamPort, port.fileno(), arbitrary, ServerFactory())
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def test_stopOnlyCloses(self):
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"""
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When the L{IListeningPort} returned by
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L{IReactorSocket.adoptStreamPort} is stopped using
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C{stopListening}, the underlying socket is closed but not
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shutdown. This allows another process which still has a
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reference to it to continue accepting connections over it.
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"""
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reactor = self.buildReactor()
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portSocket = socket.socket()
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self.addCleanup(portSocket.close)
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portSocket.bind(("127.0.0.1", 0))
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portSocket.listen(1)
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portSocket.setblocking(False)
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# The file descriptor is duplicated by adoptStreamPort
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port = reactor.adoptStreamPort(
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portSocket.fileno(), portSocket.family, ServerFactory())
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d = port.stopListening()
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def stopped(ignored):
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# Should still be possible to accept a connection on
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# portSocket. If it was shutdown, the exception would be
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# EINVAL instead.
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exc = self.assertRaises(socket.error, portSocket.accept)
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if platform.isWindows() and _PY3:
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self.assertEqual(exc.args[0], errno.WSAEWOULDBLOCK)
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else:
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self.assertEqual(exc.args[0], errno.EAGAIN)
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d.addCallback(stopped)
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d.addErrback(err, "Failed to accept on original port.")
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needsRunningReactor(
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reactor,
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lambda: d.addCallback(lambda ignored: reactor.stop()))
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reactor.run()
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class AdoptStreamConnectionErrorsTestsBuilder(ReactorBuilder):
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"""
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Builder for testing L{IReactorSocket.adoptStreamConnection}
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implementations.
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Generally only tests for failure cases are found here. Success cases for
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this interface are tested elsewhere. For example, the success case for
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I{AF_INET} is in L{twisted.internet.test.test_tcp}, since that case should
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behave exactly the same as L{IReactorTCP.listenTCP}.
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"""
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requiredInterfaces = [IReactorSocket]
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def test_invalidAddressFamily(self):
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"""
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An implementation of L{IReactorSocket.adoptStreamConnection} raises
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L{UnsupportedAddressFamily} if passed an address family it does not
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support.
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"""
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reactor = self.buildReactor()
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connection = socket.socket()
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self.addCleanup(connection.close)
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arbitrary = 2 ** 16 + 7
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self.assertRaises(
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UnsupportedAddressFamily,
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reactor.adoptStreamConnection, connection.fileno(), arbitrary,
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ServerFactory())
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class AdoptDatagramPortErrorsTestsBuilder(ReactorBuilder):
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"""
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Builder for testing L{IReactorSocket.adoptDatagramPort} implementations.
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"""
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requiredInterfaces = [IReactorSocket]
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def test_invalidDescriptor(self):
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"""
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An implementation of L{IReactorSocket.adoptDatagramPort} raises
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L{socket.error} if passed an integer which is not associated with a
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socket.
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"""
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reactor = self.buildReactor()
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probe = socket.socket()
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fileno = probe.fileno()
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probe.close()
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exc = self.assertRaises(
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socket.error,
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reactor.adoptDatagramPort, fileno, socket.AF_INET,
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DatagramProtocol())
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if platform.isWindows() and _PY3:
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self.assertEqual(exc.args[0], errno.WSAENOTSOCK)
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else:
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self.assertEqual(exc.args[0], errno.EBADF)
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def test_invalidAddressFamily(self):
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"""
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An implementation of L{IReactorSocket.adoptDatagramPort} raises
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L{UnsupportedAddressFamily} if passed an address family it does not
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support.
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"""
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reactor = self.buildReactor()
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port = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.addCleanup(port.close)
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arbitrary = 2 ** 16 + 7
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self.assertRaises(
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UnsupportedAddressFamily,
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reactor.adoptDatagramPort, port.fileno(), arbitrary,
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DatagramProtocol())
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def test_stopOnlyCloses(self):
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"""
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When the L{IListeningPort} returned by
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L{IReactorSocket.adoptDatagramPort} is stopped using
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C{stopListening}, the underlying socket is closed but not
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shutdown. This allows another process which still has a
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reference to it to continue reading and writing to it.
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"""
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reactor = self.buildReactor()
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portSocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.addCleanup(portSocket.close)
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portSocket.bind(("127.0.0.1", 0))
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portSocket.setblocking(False)
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# The file descriptor is duplicated by adoptDatagramPort
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port = reactor.adoptDatagramPort(
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portSocket.fileno(), portSocket.family, DatagramProtocol())
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d = port.stopListening()
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def stopped(ignored):
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# Should still be possible to recv on portSocket. If
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# it was shutdown, the exception would be EINVAL instead.
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exc = self.assertRaises(socket.error, portSocket.recvfrom, 1)
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if platform.isWindows() and _PY3:
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self.assertEqual(exc.args[0], errno.WSAEWOULDBLOCK)
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else:
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self.assertEqual(exc.args[0], errno.EAGAIN)
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d.addCallback(stopped)
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d.addErrback(err, "Failed to read on original port.")
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needsRunningReactor(
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reactor,
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lambda: d.addCallback(lambda ignored: reactor.stop()))
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reactor.run()
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globals().update(IReactorSocketVerificationTestsBuilder.makeTestCaseClasses())
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globals().update(AdoptStreamPortErrorsTestsBuilder.makeTestCaseClasses())
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globals().update(AdoptStreamConnectionErrorsTestsBuilder.makeTestCaseClasses())
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globals().update(AdoptDatagramPortErrorsTestsBuilder.makeTestCaseClasses())
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