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def recvfd(socketfd):
"""
Receive a file descriptor from a L{sendmsg} message on the given C{AF_UNIX}
socket.
@param socketfd: An C{AF_UNIX} socket, attached to another process waiting
to send sockets via the ancillary data mechanism in L{send1msg}.
@param fd: C{int}
@return: a 2-tuple of (new file descriptor, description).
@rtype: 2-tuple of (C{int}, C{bytes})
"""
ourSocket = socket.fromfd(socketfd, socket.AF_UNIX, socket.SOCK_STREAM)
data, ancillary, flags = recvmsg(ourSocket)
[(cmsgLevel, cmsgType, packedFD)] = ancillary
# cmsgLevel and cmsgType really need to be SOL_SOCKET / SCM_RIGHTS, but
# since those are the *only* standard values, there's not much point in
# checking.
[unpackedFD] = unpack("i", packedFD)
return (unpackedFD, data) | Receive a file descriptor from a L{sendmsg} message on the given C{AF_UNIX}
socket.
@param socketfd: An C{AF_UNIX} socket, attached to another process waiting
to send sockets via the ancillary data mechanism in L{send1msg}.
@param fd: C{int}
@return: a 2-tuple of (new file descriptor, description).
@rtype: 2-tuple of (C{int}, C{bytes}) | recvfd | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/python/test/pullpipe.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/python/test/pullpipe.py | MIT |
def socket(self):
"""
Create and return a new socket object, also tracking it so it can be
closed in the test tear down.
"""
s = socket.socket()
self.openSockets.append(s)
return s | Create and return a new socket object, also tracking it so it can be
closed in the test tear down. | socket | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_acceptOutOfFiles(self):
"""
Test that the platform accept(2) call fails with either L{EMFILE} or
L{ENOBUFS} when there are too many file descriptors open.
"""
# Make a server to which to connect
port = self.socket()
port.bind(('127.0.0.1', 0))
serverPortNumber = port.getsockname()[1]
port.listen(5)
# Make a client to use to connect to the server
client = self.socket()
client.setblocking(False)
# Use up all the rest of the file descriptors.
for i in range(self.socketLimit):
try:
self.socket()
except socket.error as e:
if e.args[0] in (EMFILE, ENOBUFS):
# The desired state has been achieved.
break
else:
# Some unexpected error occurred.
raise
else:
self.fail("Could provoke neither EMFILE nor ENOBUFS from platform.")
# Non-blocking connect is supposed to fail, but this is not true
# everywhere (e.g. freeBSD)
self.assertIn(client.connect_ex(('127.0.0.1', serverPortNumber)),
(0, EINPROGRESS))
# Make sure that the accept call fails in the way we expect.
exc = self.assertRaises(socket.error, port.accept)
self.assertIn(exc.args[0], (EMFILE, ENOBUFS)) | Test that the platform accept(2) call fails with either L{EMFILE} or
L{ENOBUFS} when there are too many file descriptors open. | test_acceptOutOfFiles | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def port(self, portNumber, factory, interface):
"""
Create, start, and return a new L{Port}, also tracking it so it can
be stopped in the test tear down.
"""
p = Port(portNumber, factory, interface=interface)
p.startListening()
self.ports.append(p)
return p | Create, start, and return a new L{Port}, also tracking it so it can
be stopped in the test tear down. | port | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def _acceptFailureTest(self, socketErrorNumber):
"""
Test behavior in the face of an exception from C{accept(2)}.
On any exception which indicates the platform is unable or unwilling
to allocate further resources to us, the existing port should remain
listening, a message should be logged, and the exception should not
propagate outward from doRead.
@param socketErrorNumber: The errno to simulate from accept.
"""
class FakeSocket(object):
"""
Pretend to be a socket in an overloaded system.
"""
def accept(self):
raise socket.error(
socketErrorNumber, os.strerror(socketErrorNumber))
factory = ServerFactory()
port = self.port(0, factory, interface='127.0.0.1')
self.patch(port, "socket", FakeSocket())
port.doRead()
expectedFormat = "Could not accept new connection ({acceptError})"
expectedErrorCode = errno.errorcode[socketErrorNumber]
matchingMessages = [
(msg.get('log_format') == expectedFormat
and msg.get('acceptError') == expectedErrorCode)
for msg in self.messages
]
self.assertGreater(len(matchingMessages), 0,
"Log event for failed accept not found in "
"%r" % (self.messages,)) | Test behavior in the face of an exception from C{accept(2)}.
On any exception which indicates the platform is unable or unwilling
to allocate further resources to us, the existing port should remain
listening, a message should be logged, and the exception should not
propagate outward from doRead.
@param socketErrorNumber: The errno to simulate from accept. | _acceptFailureTest | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_tooManyFilesFromAccept(self):
"""
C{accept(2)} can fail with C{EMFILE} when there are too many open file
descriptors in the process. Test that this doesn't negatively impact
any other existing connections.
C{EMFILE} mainly occurs on Linux when the open file rlimit is
encountered.
"""
return self._acceptFailureTest(EMFILE) | C{accept(2)} can fail with C{EMFILE} when there are too many open file
descriptors in the process. Test that this doesn't negatively impact
any other existing connections.
C{EMFILE} mainly occurs on Linux when the open file rlimit is
encountered. | test_tooManyFilesFromAccept | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_noBufferSpaceFromAccept(self):
"""
Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENOBUFS}.
This mainly occurs on Windows and FreeBSD, but may be possible on
Linux and other platforms as well.
"""
return self._acceptFailureTest(ENOBUFS) | Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENOBUFS}.
This mainly occurs on Windows and FreeBSD, but may be possible on
Linux and other platforms as well. | test_noBufferSpaceFromAccept | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_connectionAbortedFromAccept(self):
"""
Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ECONNABORTED}.
It is not clear whether this is actually possible for TCP
connections on modern versions of Linux.
"""
return self._acceptFailureTest(ECONNABORTED) | Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ECONNABORTED}.
It is not clear whether this is actually possible for TCP
connections on modern versions of Linux. | test_connectionAbortedFromAccept | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_noFilesFromAccept(self):
"""
Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENFILE}.
This can occur on Linux when the system has exhausted (!) its supply
of inodes.
"""
return self._acceptFailureTest(ENFILE) | Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENFILE}.
This can occur on Linux when the system has exhausted (!) its supply
of inodes. | test_noFilesFromAccept | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_noMemoryFromAccept(self):
"""
Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENOMEM}.
On Linux at least, this can sensibly occur, even in a Python program
(which eats memory like no ones business), when memory has become
fragmented or low memory has been filled (d_alloc calls
kmem_cache_alloc calls kmalloc - kmalloc only allocates out of low
memory).
"""
return self._acceptFailureTest(ENOMEM) | Similar to L{test_tooManyFilesFromAccept}, but test the case where
C{accept(2)} fails with C{ENOMEM}.
On Linux at least, this can sensibly occur, even in a Python program
(which eats memory like no ones business), when memory has become
fragmented or low memory has been filled (d_alloc calls
kmem_cache_alloc calls kmalloc - kmalloc only allocates out of low
memory). | test_noMemoryFromAccept | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_acceptScaling(self):
"""
L{tcp.Port.doRead} increases the number of consecutive
C{accept} calls it performs if all of the previous C{accept}
calls succeed; otherwise, it reduces the number to the amount
of successful calls.
"""
factory = ServerFactory()
factory.protocol = Protocol
port = self.port(0, factory, interface='127.0.0.1')
self.addCleanup(port.stopListening)
clients = []
def closeAll():
for client in clients:
client.close()
self.addCleanup(closeAll)
def connect():
client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
client.connect(("127.0.0.1", port.getHost().port))
return client
clients.append(connect())
port.numberAccepts = 1
port.doRead()
self.assertGreater(port.numberAccepts, 1)
clients.append(connect())
port.doRead()
# There was only one outstanding client connection, so only
# one accept(2) was possible.
self.assertEqual(port.numberAccepts, 1)
port.doRead()
# There were no outstanding client connections, so only one
# accept should be tried next.
self.assertEqual(port.numberAccepts, 1) | L{tcp.Port.doRead} increases the number of consecutive
C{accept} calls it performs if all of the previous C{accept}
calls succeed; otherwise, it reduces the number to the amount
of successful calls. | test_acceptScaling | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_permissionFailure(self):
"""
C{accept(2)} returning C{EPERM} is treated as a transient
failure and the call retried no more than the maximum number
of consecutive C{accept(2)} calls.
"""
maximumNumberOfAccepts = 123
acceptCalls = [0]
class FakeSocketWithAcceptLimit(object):
"""
Pretend to be a socket in an overloaded system whose
C{accept} method can only be called
C{maximumNumberOfAccepts} times.
"""
def accept(oself):
acceptCalls[0] += 1
if acceptCalls[0] > maximumNumberOfAccepts:
self.fail("Maximum number of accept calls exceeded.")
raise socket.error(EPERM, os.strerror(EPERM))
# Verify that FakeSocketWithAcceptLimit.accept() fails the
# test if the number of accept calls exceeds the maximum.
for _ in range(maximumNumberOfAccepts):
self.assertRaises(socket.error,
FakeSocketWithAcceptLimit().accept)
self.assertRaises(self.failureException,
FakeSocketWithAcceptLimit().accept)
acceptCalls = [0]
factory = ServerFactory()
port = self.port(0, factory, interface='127.0.0.1')
port.numberAccepts = 123
self.patch(port, "socket", FakeSocketWithAcceptLimit())
# This should not loop infinitely.
port.doRead()
# This is scaled down to 1 because no accept(2)s returned
# successfully.
self.assertEquals(port.numberAccepts, 1) | C{accept(2)} returning C{EPERM} is treated as a transient
failure and the call retried no more than the maximum number
of consecutive C{accept(2)} calls. | test_permissionFailure | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_unknownSocketErrorRaise(self):
"""
A C{socket.error} raised by C{accept(2)} whose C{errno} is
unknown to the recovery logic is logged.
"""
knownErrors = list(_ACCEPT_ERRORS)
knownErrors.extend([EAGAIN, EPERM, EWOULDBLOCK])
# Windows has object()s stubs for some errnos.
unknownAcceptError = max(
error for error in knownErrors
if isinstance(error, (int, compat.long))
) + 1
class FakeSocketWithUnknownAcceptError(object):
"""
Pretend to be a socket in an overloaded system whose
C{accept} method can only be called
C{maximumNumberOfAccepts} times.
"""
def accept(oself):
raise socket.error(unknownAcceptError,
"unknown socket error message")
factory = ServerFactory()
port = self.port(0, factory, interface='127.0.0.1')
self.patch(port, "socket", FakeSocketWithUnknownAcceptError())
port.doRead()
failures = self.flushLoggedErrors(socket.error)
self.assertEqual(1, len(failures))
self.assertEqual(failures[0].value.args[0], unknownAcceptError) | A C{socket.error} raised by C{accept(2)} whose C{errno} is
unknown to the recovery logic is logged. | test_unknownSocketErrorRaise | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_tcp_internals.py | MIT |
def test_strerrorFormatting(self):
"""
L{_ErrorFormatter.formatError} should use L{os.strerror} to format
error messages if it is constructed without any better mechanism.
"""
formatter = _ErrorFormatter(None, None, None)
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, os.strerror(self.probeErrorCode)) | L{_ErrorFormatter.formatError} should use L{os.strerror} to format
error messages if it is constructed without any better mechanism. | test_strerrorFormatting | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_emptyErrorTab(self):
"""
L{_ErrorFormatter.formatError} should use L{os.strerror} to format
error messages if it is constructed with only an error tab which does
not contain the error code it is called with.
"""
error = 1
# Sanity check
self.assertNotEqual(self.probeErrorCode, error)
formatter = _ErrorFormatter(None, None, {error: 'wrong message'})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, os.strerror(self.probeErrorCode)) | L{_ErrorFormatter.formatError} should use L{os.strerror} to format
error messages if it is constructed with only an error tab which does
not contain the error code it is called with. | test_emptyErrorTab | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_errorTab(self):
"""
L{_ErrorFormatter.formatError} should use C{errorTab} if it is supplied
and contains the requested error code.
"""
formatter = _ErrorFormatter(
None, None, {self.probeErrorCode: self.probeMessage})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, self.probeMessage) | L{_ErrorFormatter.formatError} should use C{errorTab} if it is supplied
and contains the requested error code. | test_errorTab | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_formatMessage(self):
"""
L{_ErrorFormatter.formatError} should return the return value of
C{formatMessage} if it is supplied.
"""
formatCalls = []
def formatMessage(errorCode):
formatCalls.append(errorCode)
return self.probeMessage
formatter = _ErrorFormatter(
None, formatMessage, {self.probeErrorCode: 'wrong message'})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, self.probeMessage)
self.assertEqual(formatCalls, [self.probeErrorCode]) | L{_ErrorFormatter.formatError} should return the return value of
C{formatMessage} if it is supplied. | test_formatMessage | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_winError(self):
"""
L{_ErrorFormatter.formatError} should return the message argument from
the exception L{winError} returns, if L{winError} is supplied.
"""
winCalls = []
def winError(errorCode):
winCalls.append(errorCode)
return _MyWindowsException(errorCode, self.probeMessage)
formatter = _ErrorFormatter(
winError,
lambda error: 'formatMessage: wrong message',
{self.probeErrorCode: 'errorTab: wrong message'})
message = formatter.formatError(self.probeErrorCode)
self.assertEqual(message, self.probeMessage) | L{_ErrorFormatter.formatError} should return the message argument from
the exception L{winError} returns, if L{winError} is supplied. | test_winError | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_fromEnvironment(self):
"""
L{_ErrorFormatter.fromEnvironment} should create an L{_ErrorFormatter}
instance with attributes populated from available modules.
"""
formatter = _ErrorFormatter.fromEnvironment()
if formatter.winError is not None:
from ctypes import WinError
self.assertEqual(
formatter.formatError(self.probeErrorCode),
WinError(self.probeErrorCode).strerror)
formatter.winError = None
if formatter.formatMessage is not None:
from win32api import FormatMessage
self.assertEqual(
formatter.formatError(self.probeErrorCode),
FormatMessage(self.probeErrorCode))
formatter.formatMessage = None
if formatter.errorTab is not None:
from socket import errorTab
self.assertEqual(
formatter.formatError(self.probeErrorCode),
errorTab[self.probeErrorCode]) | L{_ErrorFormatter.fromEnvironment} should create an L{_ErrorFormatter}
instance with attributes populated from available modules. | test_fromEnvironment | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def test_correctLookups(self):
"""
Given a known-good errno, make sure that formatMessage gives results
matching either C{socket.errorTab}, C{ctypes.WinError}, or
C{win32api.FormatMessage}.
"""
acceptable = [socket.errorTab[ECONNABORTED]]
try:
from ctypes import WinError
acceptable.append(WinError(ECONNABORTED).strerror)
except ImportError:
pass
try:
from win32api import FormatMessage
acceptable.append(FormatMessage(ECONNABORTED))
except ImportError:
pass
self.assertIn(formatError(ECONNABORTED), acceptable) | Given a known-good errno, make sure that formatMessage gives results
matching either C{socket.errorTab}, C{ctypes.WinError}, or
C{win32api.FormatMessage}. | test_correctLookups | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_strerror.py | MIT |
def setUp(self):
"""
Create a trigger, an argument, and an event to be used by tests.
"""
self.trigger = lambda x: None
self.arg = object()
self.event = base._ThreePhaseEvent() | Create a trigger, an argument, and an event to be used by tests. | setUp | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_addInvalidPhase(self):
"""
L{_ThreePhaseEvent.addTrigger} should raise L{KeyError} when called
with an invalid phase.
"""
self.assertRaises(
KeyError,
self.event.addTrigger, 'xxx', self.trigger, self.arg) | L{_ThreePhaseEvent.addTrigger} should raise L{KeyError} when called
with an invalid phase. | test_addInvalidPhase | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_addBeforeTrigger(self):
"""
L{_ThreePhaseEvent.addTrigger} should accept C{'before'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the before list.
"""
self.event.addTrigger('before', self.trigger, self.arg)
self.assertEqual(
self.event.before,
[(self.trigger, (self.arg,), {})]) | L{_ThreePhaseEvent.addTrigger} should accept C{'before'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the before list. | test_addBeforeTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_addDuringTrigger(self):
"""
L{_ThreePhaseEvent.addTrigger} should accept C{'during'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the during list.
"""
self.event.addTrigger('during', self.trigger, self.arg)
self.assertEqual(
self.event.during,
[(self.trigger, (self.arg,), {})]) | L{_ThreePhaseEvent.addTrigger} should accept C{'during'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the during list. | test_addDuringTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_addAfterTrigger(self):
"""
L{_ThreePhaseEvent.addTrigger} should accept C{'after'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the after list.
"""
self.event.addTrigger('after', self.trigger, self.arg)
self.assertEqual(
self.event.after,
[(self.trigger, (self.arg,), {})]) | L{_ThreePhaseEvent.addTrigger} should accept C{'after'} as a phase, a
callable, and some arguments and add the callable with the arguments to
the after list. | test_addAfterTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeTrigger(self):
"""
L{_ThreePhaseEvent.removeTrigger} should accept an opaque object
previously returned by L{_ThreePhaseEvent.addTrigger} and remove the
associated trigger.
"""
handle = self.event.addTrigger('before', self.trigger, self.arg)
self.event.removeTrigger(handle)
self.assertEqual(self.event.before, []) | L{_ThreePhaseEvent.removeTrigger} should accept an opaque object
previously returned by L{_ThreePhaseEvent.addTrigger} and remove the
associated trigger. | test_removeTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeNonexistentTrigger(self):
"""
L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} when given
an object not previously returned by L{_ThreePhaseEvent.addTrigger}.
"""
self.assertRaises(ValueError, self.event.removeTrigger, object()) | L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} when given
an object not previously returned by L{_ThreePhaseEvent.addTrigger}. | test_removeNonexistentTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeRemovedTrigger(self):
"""
L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} the second
time it is called with an object returned by
L{_ThreePhaseEvent.addTrigger}.
"""
handle = self.event.addTrigger('before', self.trigger, self.arg)
self.event.removeTrigger(handle)
self.assertRaises(ValueError, self.event.removeTrigger, handle) | L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} the second
time it is called with an object returned by
L{_ThreePhaseEvent.addTrigger}. | test_removeRemovedTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeAlmostValidTrigger(self):
"""
L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} if it is
given a trigger handle which resembles a valid trigger handle aside
from its phase being incorrect.
"""
self.assertRaises(
KeyError,
self.event.removeTrigger, ('xxx', self.trigger, (self.arg,), {})) | L{_ThreePhaseEvent.removeTrigger} should raise L{ValueError} if it is
given a trigger handle which resembles a valid trigger handle aside
from its phase being incorrect. | test_removeAlmostValidTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_fireEvent(self):
"""
L{_ThreePhaseEvent.fireEvent} should call I{before}, I{during}, and
I{after} phase triggers in that order.
"""
events = []
self.event.addTrigger('after', events.append, ('first', 'after'))
self.event.addTrigger('during', events.append, ('first', 'during'))
self.event.addTrigger('before', events.append, ('first', 'before'))
self.event.addTrigger('before', events.append, ('second', 'before'))
self.event.addTrigger('during', events.append, ('second', 'during'))
self.event.addTrigger('after', events.append, ('second', 'after'))
self.assertEqual(events, [])
self.event.fireEvent()
self.assertEqual(events,
[('first', 'before'), ('second', 'before'),
('first', 'during'), ('second', 'during'),
('first', 'after'), ('second', 'after')]) | L{_ThreePhaseEvent.fireEvent} should call I{before}, I{during}, and
I{after} phase triggers in that order. | test_fireEvent | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_asynchronousBefore(self):
"""
L{_ThreePhaseEvent.fireEvent} should wait for any L{Deferred} returned
by a I{before} phase trigger before proceeding to I{during} events.
"""
events = []
beforeResult = Deferred()
self.event.addTrigger('before', lambda: beforeResult)
self.event.addTrigger('during', events.append, 'during')
self.event.addTrigger('after', events.append, 'after')
self.assertEqual(events, [])
self.event.fireEvent()
self.assertEqual(events, [])
beforeResult.callback(None)
self.assertEqual(events, ['during', 'after']) | L{_ThreePhaseEvent.fireEvent} should wait for any L{Deferred} returned
by a I{before} phase trigger before proceeding to I{during} events. | test_asynchronousBefore | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_beforeTriggerException(self):
"""
If a before-phase trigger raises a synchronous exception, it should be
logged and the remaining triggers should be run.
"""
events = []
class DummyException(Exception):
pass
def raisingTrigger():
raise DummyException()
self.event.addTrigger('before', raisingTrigger)
self.event.addTrigger('before', events.append, 'before')
self.event.addTrigger('during', events.append, 'during')
self.event.fireEvent()
self.assertEqual(events, ['before', 'during'])
errors = self.flushLoggedErrors(DummyException)
self.assertEqual(len(errors), 1) | If a before-phase trigger raises a synchronous exception, it should be
logged and the remaining triggers should be run. | test_beforeTriggerException | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_duringTriggerException(self):
"""
If a during-phase trigger raises a synchronous exception, it should be
logged and the remaining triggers should be run.
"""
events = []
class DummyException(Exception):
pass
def raisingTrigger():
raise DummyException()
self.event.addTrigger('during', raisingTrigger)
self.event.addTrigger('during', events.append, 'during')
self.event.addTrigger('after', events.append, 'after')
self.event.fireEvent()
self.assertEqual(events, ['during', 'after'])
errors = self.flushLoggedErrors(DummyException)
self.assertEqual(len(errors), 1) | If a during-phase trigger raises a synchronous exception, it should be
logged and the remaining triggers should be run. | test_duringTriggerException | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_synchronousRemoveAlreadyExecutedBefore(self):
"""
If a before-phase trigger tries to remove another before-phase trigger
which has already run, a warning should be emitted.
"""
events = []
def removeTrigger():
self.event.removeTrigger(beforeHandle)
beforeHandle = self.event.addTrigger('before', events.append, ('first', 'before'))
self.event.addTrigger('before', removeTrigger)
self.event.addTrigger('before', events.append, ('second', 'before'))
self.assertWarns(
DeprecationWarning,
"Removing already-fired system event triggers will raise an "
"exception in a future version of Twisted.",
__file__,
self.event.fireEvent)
self.assertEqual(events, [('first', 'before'), ('second', 'before')]) | If a before-phase trigger tries to remove another before-phase trigger
which has already run, a warning should be emitted. | test_synchronousRemoveAlreadyExecutedBefore | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_synchronousRemovePendingBefore(self):
"""
If a before-phase trigger removes another before-phase trigger which
has not yet run, the removed trigger should not be run.
"""
events = []
self.event.addTrigger(
'before', lambda: self.event.removeTrigger(beforeHandle))
beforeHandle = self.event.addTrigger(
'before', events.append, ('first', 'before'))
self.event.addTrigger('before', events.append, ('second', 'before'))
self.event.fireEvent()
self.assertEqual(events, [('second', 'before')]) | If a before-phase trigger removes another before-phase trigger which
has not yet run, the removed trigger should not be run. | test_synchronousRemovePendingBefore | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_synchronousBeforeRemovesDuring(self):
"""
If a before-phase trigger removes a during-phase trigger, the
during-phase trigger should not be run.
"""
events = []
self.event.addTrigger(
'before', lambda: self.event.removeTrigger(duringHandle))
duringHandle = self.event.addTrigger('during', events.append, 'during')
self.event.addTrigger('after', events.append, 'after')
self.event.fireEvent()
self.assertEqual(events, ['after']) | If a before-phase trigger removes a during-phase trigger, the
during-phase trigger should not be run. | test_synchronousBeforeRemovesDuring | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_asynchronousBeforeRemovesDuring(self):
"""
If a before-phase trigger returns a L{Deferred} and later removes a
during-phase trigger before the L{Deferred} fires, the during-phase
trigger should not be run.
"""
events = []
beforeResult = Deferred()
self.event.addTrigger('before', lambda: beforeResult)
duringHandle = self.event.addTrigger('during', events.append, 'during')
self.event.addTrigger('after', events.append, 'after')
self.event.fireEvent()
self.event.removeTrigger(duringHandle)
beforeResult.callback(None)
self.assertEqual(events, ['after']) | If a before-phase trigger returns a L{Deferred} and later removes a
during-phase trigger before the L{Deferred} fires, the during-phase
trigger should not be run. | test_asynchronousBeforeRemovesDuring | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_synchronousBeforeRemovesConspicuouslySimilarDuring(self):
"""
If a before-phase trigger removes a during-phase trigger which is
identical to an already-executed before-phase trigger aside from their
phases, no warning should be emitted and the during-phase trigger
should not be run.
"""
events = []
def trigger():
events.append('trigger')
self.event.addTrigger('before', trigger)
self.event.addTrigger(
'before', lambda: self.event.removeTrigger(duringTrigger))
duringTrigger = self.event.addTrigger('during', trigger)
self.event.fireEvent()
self.assertEqual(events, ['trigger']) | If a before-phase trigger removes a during-phase trigger which is
identical to an already-executed before-phase trigger aside from their
phases, no warning should be emitted and the during-phase trigger
should not be run. | test_synchronousBeforeRemovesConspicuouslySimilarDuring | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_synchronousRemovePendingDuring(self):
"""
If a during-phase trigger removes another during-phase trigger which
has not yet run, the removed trigger should not be run.
"""
events = []
self.event.addTrigger(
'during', lambda: self.event.removeTrigger(duringHandle))
duringHandle = self.event.addTrigger(
'during', events.append, ('first', 'during'))
self.event.addTrigger(
'during', events.append, ('second', 'during'))
self.event.fireEvent()
self.assertEqual(events, [('second', 'during')]) | If a during-phase trigger removes another during-phase trigger which
has not yet run, the removed trigger should not be run. | test_synchronousRemovePendingDuring | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_triggersRunOnce(self):
"""
A trigger should only be called on the first call to
L{_ThreePhaseEvent.fireEvent}.
"""
events = []
self.event.addTrigger('before', events.append, 'before')
self.event.addTrigger('during', events.append, 'during')
self.event.addTrigger('after', events.append, 'after')
self.event.fireEvent()
self.event.fireEvent()
self.assertEqual(events, ['before', 'during', 'after']) | A trigger should only be called on the first call to
L{_ThreePhaseEvent.fireEvent}. | test_triggersRunOnce | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_finishedBeforeTriggersCleared(self):
"""
The temporary list L{_ThreePhaseEvent.finishedBefore} should be emptied
and the state reset to C{'BASE'} before the first during-phase trigger
executes.
"""
events = []
def duringTrigger():
events.append('during')
self.assertEqual(self.event.finishedBefore, [])
self.assertEqual(self.event.state, 'BASE')
self.event.addTrigger('before', events.append, 'before')
self.event.addTrigger('during', duringTrigger)
self.event.fireEvent()
self.assertEqual(events, ['before', 'during']) | The temporary list L{_ThreePhaseEvent.finishedBefore} should be emptied
and the state reset to C{'BASE'} before the first during-phase trigger
executes. | test_finishedBeforeTriggersCleared | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def setUp(self):
"""
Create an empty list in which to store trigger handles.
"""
self.triggers = [] | Create an empty list in which to store trigger handles. | setUp | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def tearDown(self):
"""
Remove all remaining triggers from the reactor.
"""
while self.triggers:
trigger = self.triggers.pop()
try:
reactor.removeSystemEventTrigger(trigger)
except (ValueError, KeyError):
pass | Remove all remaining triggers from the reactor. | tearDown | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def addTrigger(self, event, phase, func):
"""
Add a trigger to the reactor and remember it in C{self.triggers}.
"""
t = reactor.addSystemEventTrigger(event, phase, func)
self.triggers.append(t)
return t | Add a trigger to the reactor and remember it in C{self.triggers}. | addTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def removeTrigger(self, trigger):
"""
Remove a trigger by its handle from the reactor and from
C{self.triggers}.
"""
reactor.removeSystemEventTrigger(trigger)
self.triggers.remove(trigger) | Remove a trigger by its handle from the reactor and from
C{self.triggers}. | removeTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_beforePhase(self):
"""
L{IReactorCore.addSystemEventTrigger} should accept the C{'before'}
phase and not call the given object until the right event is fired.
"""
self._addSystemEventTriggerTest('before') | L{IReactorCore.addSystemEventTrigger} should accept the C{'before'}
phase and not call the given object until the right event is fired. | test_beforePhase | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_duringPhase(self):
"""
L{IReactorCore.addSystemEventTrigger} should accept the C{'during'}
phase and not call the given object until the right event is fired.
"""
self._addSystemEventTriggerTest('during') | L{IReactorCore.addSystemEventTrigger} should accept the C{'during'}
phase and not call the given object until the right event is fired. | test_duringPhase | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_afterPhase(self):
"""
L{IReactorCore.addSystemEventTrigger} should accept the C{'after'}
phase and not call the given object until the right event is fired.
"""
self._addSystemEventTriggerTest('after') | L{IReactorCore.addSystemEventTrigger} should accept the C{'after'}
phase and not call the given object until the right event is fired. | test_afterPhase | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_unknownPhase(self):
"""
L{IReactorCore.addSystemEventTrigger} should reject phases other than
C{'before'}, C{'during'}, or C{'after'}.
"""
eventType = 'test'
self.assertRaises(
KeyError, self.addTrigger, 'xxx', eventType, lambda: None) | L{IReactorCore.addSystemEventTrigger} should reject phases other than
C{'before'}, C{'during'}, or C{'after'}. | test_unknownPhase | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_beforePreceedsDuring(self):
"""
L{IReactorCore.addSystemEventTrigger} should call triggers added to the
C{'before'} phase before it calls triggers added to the C{'during'}
phase.
"""
eventType = 'test'
events = []
def beforeTrigger():
events.append('before')
def duringTrigger():
events.append('during')
self.addTrigger('before', eventType, beforeTrigger)
self.addTrigger('during', eventType, duringTrigger)
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, ['before', 'during']) | L{IReactorCore.addSystemEventTrigger} should call triggers added to the
C{'before'} phase before it calls triggers added to the C{'during'}
phase. | test_beforePreceedsDuring | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_duringPreceedsAfter(self):
"""
L{IReactorCore.addSystemEventTrigger} should call triggers added to the
C{'during'} phase before it calls triggers added to the C{'after'}
phase.
"""
eventType = 'test'
events = []
def duringTrigger():
events.append('during')
def afterTrigger():
events.append('after')
self.addTrigger('during', eventType, duringTrigger)
self.addTrigger('after', eventType, afterTrigger)
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, ['during', 'after']) | L{IReactorCore.addSystemEventTrigger} should call triggers added to the
C{'during'} phase before it calls triggers added to the C{'after'}
phase. | test_duringPreceedsAfter | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_beforeReturnsDeferred(self):
"""
If a trigger added to the C{'before'} phase of an event returns a
L{Deferred}, the C{'during'} phase should be delayed until it is called
back.
"""
triggerDeferred = Deferred()
eventType = 'test'
events = []
def beforeTrigger():
return triggerDeferred
def duringTrigger():
events.append('during')
self.addTrigger('before', eventType, beforeTrigger)
self.addTrigger('during', eventType, duringTrigger)
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, [])
triggerDeferred.callback(None)
self.assertEqual(events, ['during']) | If a trigger added to the C{'before'} phase of an event returns a
L{Deferred}, the C{'during'} phase should be delayed until it is called
back. | test_beforeReturnsDeferred | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_multipleBeforeReturnDeferred(self):
"""
If more than one trigger added to the C{'before'} phase of an event
return L{Deferred}s, the C{'during'} phase should be delayed until they
are all called back.
"""
firstDeferred = Deferred()
secondDeferred = Deferred()
eventType = 'test'
events = []
def firstBeforeTrigger():
return firstDeferred
def secondBeforeTrigger():
return secondDeferred
def duringTrigger():
events.append('during')
self.addTrigger('before', eventType, firstBeforeTrigger)
self.addTrigger('before', eventType, secondBeforeTrigger)
self.addTrigger('during', eventType, duringTrigger)
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, [])
firstDeferred.callback(None)
self.assertEqual(events, [])
secondDeferred.callback(None)
self.assertEqual(events, ['during']) | If more than one trigger added to the C{'before'} phase of an event
return L{Deferred}s, the C{'during'} phase should be delayed until they
are all called back. | test_multipleBeforeReturnDeferred | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_subsequentBeforeTriggerFiresPriorBeforeDeferred(self):
"""
If a trigger added to the C{'before'} phase of an event calls back a
L{Deferred} returned by an earlier trigger in the C{'before'} phase of
the same event, the remaining C{'before'} triggers for that event
should be run and any further L{Deferred}s waited on before proceeding
to the C{'during'} events.
"""
eventType = 'test'
events = []
firstDeferred = Deferred()
secondDeferred = Deferred()
def firstBeforeTrigger():
return firstDeferred
def secondBeforeTrigger():
firstDeferred.callback(None)
def thirdBeforeTrigger():
events.append('before')
return secondDeferred
def duringTrigger():
events.append('during')
self.addTrigger('before', eventType, firstBeforeTrigger)
self.addTrigger('before', eventType, secondBeforeTrigger)
self.addTrigger('before', eventType, thirdBeforeTrigger)
self.addTrigger('during', eventType, duringTrigger)
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, ['before'])
secondDeferred.callback(None)
self.assertEqual(events, ['before', 'during']) | If a trigger added to the C{'before'} phase of an event calls back a
L{Deferred} returned by an earlier trigger in the C{'before'} phase of
the same event, the remaining C{'before'} triggers for that event
should be run and any further L{Deferred}s waited on before proceeding
to the C{'during'} events. | test_subsequentBeforeTriggerFiresPriorBeforeDeferred | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeSystemEventTrigger(self):
"""
A trigger removed with L{IReactorCore.removeSystemEventTrigger} should
not be called when the event fires.
"""
eventType = 'test'
events = []
def firstBeforeTrigger():
events.append('first')
def secondBeforeTrigger():
events.append('second')
self.addTrigger('before', eventType, firstBeforeTrigger)
self.removeTrigger(
self.addTrigger('before', eventType, secondBeforeTrigger))
self.assertEqual(events, [])
reactor.fireSystemEvent(eventType)
self.assertEqual(events, ['first']) | A trigger removed with L{IReactorCore.removeSystemEventTrigger} should
not be called when the event fires. | test_removeSystemEventTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_removeNonExistentSystemEventTrigger(self):
"""
Passing an object to L{IReactorCore.removeSystemEventTrigger} which was
not returned by a previous call to
L{IReactorCore.addSystemEventTrigger} or which has already been passed
to C{removeSystemEventTrigger} should result in L{TypeError},
L{KeyError}, or L{ValueError} being raised.
"""
b = self.addTrigger('during', 'test', lambda: None)
self.removeTrigger(b)
self.assertRaises(
TypeError, reactor.removeSystemEventTrigger, None)
self.assertRaises(
ValueError, reactor.removeSystemEventTrigger, b)
self.assertRaises(
KeyError,
reactor.removeSystemEventTrigger,
(b[0], ('xxx',) + b[1][1:])) | Passing an object to L{IReactorCore.removeSystemEventTrigger} which was
not returned by a previous call to
L{IReactorCore.addSystemEventTrigger} or which has already been passed
to C{removeSystemEventTrigger} should result in L{TypeError},
L{KeyError}, or L{ValueError} being raised. | test_removeNonExistentSystemEventTrigger | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_interactionBetweenDifferentEvents(self):
"""
L{IReactorCore.fireSystemEvent} should behave the same way for a
particular system event regardless of whether Deferreds are being
waited on for a different system event.
"""
events = []
firstEvent = 'first-event'
firstDeferred = Deferred()
def beforeFirstEvent():
events.append(('before', 'first'))
return firstDeferred
def afterFirstEvent():
events.append(('after', 'first'))
secondEvent = 'second-event'
secondDeferred = Deferred()
def beforeSecondEvent():
events.append(('before', 'second'))
return secondDeferred
def afterSecondEvent():
events.append(('after', 'second'))
self.addTrigger('before', firstEvent, beforeFirstEvent)
self.addTrigger('after', firstEvent, afterFirstEvent)
self.addTrigger('before', secondEvent, beforeSecondEvent)
self.addTrigger('after', secondEvent, afterSecondEvent)
self.assertEqual(events, [])
# After this, firstEvent should be stuck before 'during' waiting for
# firstDeferred.
reactor.fireSystemEvent(firstEvent)
self.assertEqual(events, [('before', 'first')])
# After this, secondEvent should be stuck before 'during' waiting for
# secondDeferred.
reactor.fireSystemEvent(secondEvent)
self.assertEqual(events, [('before', 'first'), ('before', 'second')])
# After this, firstEvent should have finished completely, but
# secondEvent should be at the same place.
firstDeferred.callback(None)
self.assertEqual(events, [('before', 'first'), ('before', 'second'),
('after', 'first')])
# After this, secondEvent should have finished completely.
secondDeferred.callback(None)
self.assertEqual(events, [('before', 'first'), ('before', 'second'),
('after', 'first'), ('after', 'second')]) | L{IReactorCore.fireSystemEvent} should behave the same way for a
particular system event regardless of whether Deferreds are being
waited on for a different system event. | test_interactionBetweenDifferentEvents | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_seconds(self):
"""
L{twisted.internet.reactor.seconds} should return something
like a number.
1. This test specifically does not assert any relation to the
"system time" as returned by L{time.time} or
L{twisted.python.runtime.seconds}, because at some point we
may find a better option for scheduling calls than
wallclock-time.
2. This test *also* does not assert anything about the type of
the result, because operations may not return ints or
floats: For example, datetime-datetime == timedelta(0).
"""
now = reactor.seconds()
self.assertEqual(now-now+now, now) | L{twisted.internet.reactor.seconds} should return something
like a number.
1. This test specifically does not assert any relation to the
"system time" as returned by L{time.time} or
L{twisted.python.runtime.seconds}, because at some point we
may find a better option for scheduling calls than
wallclock-time.
2. This test *also* does not assert anything about the type of
the result, because operations may not return ints or
floats: For example, datetime-datetime == timedelta(0). | test_seconds | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_callLaterUsesReactorSecondsInDelayedCall(self):
"""
L{reactor.callLater<twisted.internet.interfaces.IReactorTime.callLater>}
should use the reactor's seconds factory
to produce the time at which the DelayedCall will be called.
"""
oseconds = reactor.seconds
reactor.seconds = lambda: 100
try:
call = reactor.callLater(5, lambda: None)
self.assertEqual(call.getTime(), 105)
finally:
reactor.seconds = oseconds
call.cancel() | L{reactor.callLater<twisted.internet.interfaces.IReactorTime.callLater>}
should use the reactor's seconds factory
to produce the time at which the DelayedCall will be called. | test_callLaterUsesReactorSecondsInDelayedCall | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_callLaterUsesReactorSecondsAsDelayedCallSecondsFactory(self):
"""
L{reactor.callLater<twisted.internet.interfaces.IReactorTime.callLater>}
should propagate its own seconds factory
to the DelayedCall to use as its own seconds factory.
"""
oseconds = reactor.seconds
reactor.seconds = lambda: 100
try:
call = reactor.callLater(5, lambda: None)
self.assertEqual(call.seconds(), 100)
finally:
reactor.seconds = oseconds
call.cancel() | L{reactor.callLater<twisted.internet.interfaces.IReactorTime.callLater>}
should propagate its own seconds factory
to the DelayedCall to use as its own seconds factory. | test_callLaterUsesReactorSecondsAsDelayedCallSecondsFactory | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_callLater(self):
"""
Test that a DelayedCall really calls the function it is
supposed to call.
"""
d = Deferred()
reactor.callLater(0, d.callback, None)
d.addCallback(self.assertEqual, None)
return d | Test that a DelayedCall really calls the function it is
supposed to call. | test_callLater | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_callLaterReset(self):
"""
A L{DelayedCall} that is reset will be scheduled at the new time.
"""
call = reactor.callLater(2, passthru, passthru)
self.addCleanup(call.cancel)
origTime = call.time
call.reset(1)
self.assertNotEqual(call.time, origTime) | A L{DelayedCall} that is reset will be scheduled at the new time. | test_callLaterReset | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_cancelDelayedCall(self):
"""
Test that when a DelayedCall is cancelled it does not run.
"""
called = []
def function():
called.append(None)
call = reactor.callLater(0, function)
call.cancel()
# Schedule a call in two "iterations" to check to make sure that the
# above call never ran.
d = Deferred()
def check():
try:
self.assertEqual(called, [])
except:
d.errback()
else:
d.callback(None)
reactor.callLater(0, reactor.callLater, 0, check)
return d | Test that when a DelayedCall is cancelled it does not run. | test_cancelDelayedCall | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_cancelCancelledDelayedCall(self):
"""
Test that cancelling a DelayedCall which has already been cancelled
raises the appropriate exception.
"""
call = reactor.callLater(0, lambda: None)
call.cancel()
self.assertRaises(error.AlreadyCancelled, call.cancel) | Test that cancelling a DelayedCall which has already been cancelled
raises the appropriate exception. | test_cancelCancelledDelayedCall | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_cancelCalledDelayedCallSynchronous(self):
"""
Test that cancelling a DelayedCall in the DelayedCall's function as
that function is being invoked by the DelayedCall raises the
appropriate exception.
"""
d = Deferred()
def later():
try:
self.assertRaises(error.AlreadyCalled, call.cancel)
except:
d.errback()
else:
d.callback(None)
call = reactor.callLater(0, later)
return d | Test that cancelling a DelayedCall in the DelayedCall's function as
that function is being invoked by the DelayedCall raises the
appropriate exception. | test_cancelCalledDelayedCallSynchronous | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_cancelCalledDelayedCallAsynchronous(self):
"""
Test that cancelling a DelayedCall after it has run its function
raises the appropriate exception.
"""
d = Deferred()
def check():
try:
self.assertRaises(error.AlreadyCalled, call.cancel)
except:
d.errback()
else:
d.callback(None)
def later():
reactor.callLater(0, check)
call = reactor.callLater(0, later)
return d | Test that cancelling a DelayedCall after it has run its function
raises the appropriate exception. | test_cancelCalledDelayedCallAsynchronous | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def testDelayedCallSecondsOverride(self):
"""
Test that the C{seconds} argument to DelayedCall gets used instead of
the default timing function, if it is not None.
"""
def seconds():
return 10
dc = base.DelayedCall(5, lambda: None, (), {}, lambda dc: None,
lambda dc: None, seconds)
self.assertEqual(dc.getTime(), 5)
dc.reset(3)
self.assertEqual(dc.getTime(), 13) | Test that the C{seconds} argument to DelayedCall gets used instead of
the default timing function, if it is not None. | testDelayedCallSecondsOverride | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def testCallFromThreadStops(self):
"""
Ensure that callFromThread from inside a callFromThread
callback doesn't sit in an infinite loop and lets other
things happen too.
"""
self.stopped = False
d = defer.Deferred()
reactor.callFromThread(self._callFromThreadCallback, d)
return d | Ensure that callFromThread from inside a callFromThread
callback doesn't sit in an infinite loop and lets other
things happen too. | testCallFromThreadStops | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_active(self):
"""
L{IDelayedCall.active} returns False once the call has run.
"""
dcall = reactor.callLater(0.01, self.deferred.callback, True)
self.assertTrue(dcall.active())
def checkDeferredCall(success):
self.assertFalse(dcall.active())
return success
self.deferred.addCallback(checkDeferredCall)
return self.deferred | L{IDelayedCall.active} returns False once the call has run. | test_active | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def schedule(self, *args, **kwargs):
"""
Override in subclasses.
"""
reactor.callFromThread(*args, **kwargs) | Override in subclasses. | schedule | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_lotsOfThreadsAreScheduledCorrectly(self):
"""
L{IReactorThreads.callFromThread} can be used to schedule a large
number of calls in the reactor thread.
"""
def addAndMaybeFinish():
self.counter += 1
if self.counter == 100:
self.deferred.callback(True)
for i in range(100):
self.schedule(addAndMaybeFinish)
return self.deferred | L{IReactorThreads.callFromThread} can be used to schedule a large
number of calls in the reactor thread. | test_lotsOfThreadsAreScheduledCorrectly | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_threadsAreRunInScheduledOrder(self):
"""
Callbacks should be invoked in the order they were scheduled.
"""
order = []
def check(_):
self.assertEqual(order, [1, 2, 3])
self.deferred.addCallback(check)
self.schedule(order.append, 1)
self.schedule(order.append, 2)
self.schedule(order.append, 3)
self.schedule(reactor.callFromThread, self.deferred.callback, None)
return self.deferred | Callbacks should be invoked in the order they were scheduled. | test_threadsAreRunInScheduledOrder | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_scheduledThreadsNotRunUntilReactorRuns(self):
"""
Scheduled tasks should not be run until the reactor starts running.
"""
def incAndFinish():
self.counter = 1
self.deferred.callback(True)
self.schedule(incAndFinish)
# Callback shouldn't have fired yet.
self.assertEqual(self.counter, 0)
return self.deferred | Scheduled tasks should not be run until the reactor starts running. | test_scheduledThreadsNotRunUntilReactorRuns | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def writeSomeData(self, data):
"""
Always write all data.
"""
return len(data) | Always write all data. | writeSomeData | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def startWriting(self):
"""
Do nothing: bypass the reactor.
""" | Do nothing: bypass the reactor. | startWriting | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_doubleProducer(self):
"""
Verify that registering a non-streaming producer invokes its
resumeProducing() method and that you can only register one producer
at a time.
"""
fd = abstract.FileDescriptor()
fd.connected = 1
dp = DummyProducer()
fd.registerProducer(dp, 0)
self.assertEqual(dp.events, ['resume'])
self.assertRaises(RuntimeError, fd.registerProducer, DummyProducer(), 0) | Verify that registering a non-streaming producer invokes its
resumeProducing() method and that you can only register one producer
at a time. | test_doubleProducer | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_unconnectedFileDescriptor(self):
"""
Verify that registering a producer when the connection has already
been closed invokes its stopProducing() method.
"""
fd = abstract.FileDescriptor()
fd.disconnected = 1
dp = DummyProducer()
fd.registerProducer(dp, 0)
self.assertEqual(dp.events, ['stop']) | Verify that registering a producer when the connection has already
been closed invokes its stopProducing() method. | test_unconnectedFileDescriptor | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def _dontPausePullConsumerTest(self, methodName):
"""
Pull consumers don't get their C{pauseProducing} method called if the
descriptor buffer fills up.
@param _methodName: Either 'write', or 'writeSequence', indicating
which transport method to write data to.
"""
descriptor = SillyDescriptor()
producer = DummyProducer()
descriptor.registerProducer(producer, streaming=False)
self.assertEqual(producer.events, ['resume'])
del producer.events[:]
# Fill up the descriptor's write buffer so we can observe whether or
# not it pauses its producer in that case.
if methodName == "writeSequence":
descriptor.writeSequence([b'1', b'2', b'3', b'4'])
else:
descriptor.write(b'1234')
self.assertEqual(producer.events, []) | Pull consumers don't get their C{pauseProducing} method called if the
descriptor buffer fills up.
@param _methodName: Either 'write', or 'writeSequence', indicating
which transport method to write data to. | _dontPausePullConsumerTest | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_dontPausePullConsumerOnWrite(self):
"""
Verify that FileDescriptor does not call producer.pauseProducing() on a
non-streaming pull producer in response to a L{IConsumer.write} call
which results in a full write buffer. Issue #2286.
"""
return self._dontPausePullConsumerTest('write') | Verify that FileDescriptor does not call producer.pauseProducing() on a
non-streaming pull producer in response to a L{IConsumer.write} call
which results in a full write buffer. Issue #2286. | test_dontPausePullConsumerOnWrite | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_dontPausePullConsumerOnWriteSequence(self):
"""
Like L{test_dontPausePullConsumerOnWrite}, but for a call to
C{writeSequence} rather than L{IConsumer.write}.
C{writeSequence} is not part of L{IConsumer}, but
L{abstract.FileDescriptor} has supported consumery behavior in response
to calls to L{writeSequence} forever.
"""
return self._dontPausePullConsumerTest('writeSequence') | Like L{test_dontPausePullConsumerOnWrite}, but for a call to
C{writeSequence} rather than L{IConsumer.write}.
C{writeSequence} is not part of L{IConsumer}, but
L{abstract.FileDescriptor} has supported consumery behavior in response
to calls to L{writeSequence} forever. | test_dontPausePullConsumerOnWriteSequence | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_reentrantStreamingProducerUsingWrite(self):
"""
Verify that FileDescriptor tracks producer's paused state correctly.
Issue #811, fixed in revision r12857.
"""
return self._reentrantStreamingProducerTest('write') | Verify that FileDescriptor tracks producer's paused state correctly.
Issue #811, fixed in revision r12857. | test_reentrantStreamingProducerUsingWrite | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def test_reentrantStreamingProducerUsingWriteSequence(self):
"""
Like L{test_reentrantStreamingProducerUsingWrite}, but for calls to
C{writeSequence}.
C{writeSequence} is B{not} part of L{IConsumer}, however
C{abstract.FileDescriptor} has supported consumery behavior in response
to calls to C{writeSequence} forever.
"""
return self._reentrantStreamingProducerTest('writeSequence') | Like L{test_reentrantStreamingProducerUsingWrite}, but for calls to
C{writeSequence}.
C{writeSequence} is B{not} part of L{IConsumer}, however
C{abstract.FileDescriptor} has supported consumery behavior in response
to calls to C{writeSequence} forever. | test_reentrantStreamingProducerUsingWriteSequence | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_internet.py | MIT |
def setUp(self):
"""
Instantiate and parseOptions a well-behaved Options class.
"""
self.niceArgV = ("--long Alpha -n Beta "
"--shortless Gamma -f --myflag "
"--myparam Tofu").split()
self.nice = WellBehaved()
self.nice.parseOptions(self.niceArgV) | Instantiate and parseOptions a well-behaved Options class. | setUp | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_checkParameters(self):
"""
Parameters have correct values.
"""
self.assertEqual(self.nice.opts['long'], "Alpha")
self.assertEqual(self.nice.opts['another'], "Beta")
self.assertEqual(self.nice.opts['longonly'], "noshort")
self.assertEqual(self.nice.opts['shortless'], "Gamma") | Parameters have correct values. | test_checkParameters | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_checkFlags(self):
"""
Flags have correct values.
"""
self.assertEqual(self.nice.opts['aflag'], 1)
self.assertEqual(self.nice.opts['flout'], 0) | Flags have correct values. | test_checkFlags | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_checkCustoms(self):
"""
Custom flags and parameters have correct values.
"""
self.assertEqual(self.nice.opts['myflag'], "PONY!")
self.assertEqual(self.nice.opts['myparam'], "Tofu WITH A PONY!") | Custom flags and parameters have correct values. | test_checkCustoms | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def opt_under_score(self, value):
"""
This option has an underscore in its name to exercise the _ to -
translation.
"""
self.underscoreValue = value | This option has an underscore in its name to exercise the _ to -
translation. | opt_under_score | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_defaultValues(self):
"""
Default values are parsed.
"""
argV = []
self.usage.parseOptions(argV)
self.assertEqual(self.usage.opts['fooint'], 392)
self.assertIsInstance(self.usage.opts['fooint'], int)
self.assertEqual(self.usage.opts['foofloat'], 4.23)
self.assertIsInstance(self.usage.opts['foofloat'], float)
self.assertIsNone(self.usage.opts['eggint'])
self.assertIsNone(self.usage.opts['eggfloat']) | Default values are parsed. | test_defaultValues | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_parsingValues(self):
"""
int and float values are parsed.
"""
argV = ("--fooint 912 --foofloat -823.1 "
"--eggint 32 --eggfloat 21").split()
self.usage.parseOptions(argV)
self.assertEqual(self.usage.opts['fooint'], 912)
self.assertIsInstance(self.usage.opts['fooint'], int)
self.assertEqual(self.usage.opts['foofloat'], -823.1)
self.assertIsInstance(self.usage.opts['foofloat'], float)
self.assertEqual(self.usage.opts['eggint'], 32)
self.assertIsInstance(self.usage.opts['eggint'], int)
self.assertEqual(self.usage.opts['eggfloat'], 21.)
self.assertIsInstance(self.usage.opts['eggfloat'], float) | int and float values are parsed. | test_parsingValues | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_underscoreOption(self):
"""
A dash in an option name is translated to an underscore before being
dispatched to a handler.
"""
self.usage.parseOptions(['--under-score', 'foo'])
self.assertEqual(self.usage.underscoreValue, 'foo') | A dash in an option name is translated to an underscore before being
dispatched to a handler. | test_underscoreOption | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_underscoreOptionAlias(self):
"""
An option name with a dash in it can have an alias.
"""
self.usage.parseOptions(['-u', 'bar'])
self.assertEqual(self.usage.underscoreValue, 'bar') | An option name with a dash in it can have an alias. | test_underscoreOptionAlias | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_invalidValues(self):
"""
Passing wrong values raises an error.
"""
argV = "--fooint egg".split()
self.assertRaises(usage.UsageError, self.usage.parseOptions, argV) | Passing wrong values raises an error. | test_invalidValues | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_nonCallable(self):
"""
Using a non-callable type fails.
"""
us = WrongTypedOptions()
argV = "--barwrong egg".split()
self.assertRaises(TypeError, us.parseOptions, argV) | Using a non-callable type fails. | test_nonCallable | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_notCalledInDefault(self):
"""
The coerce functions are not called if no values are provided.
"""
us = WeirdCallableOptions()
argV = []
us.parseOptions(argV) | The coerce functions are not called if no values are provided. | test_notCalledInDefault | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_weirdCallable(self):
"""
Errors raised by coerce functions are handled properly.
"""
us = WeirdCallableOptions()
argV = "--foowrong blah".split()
# ValueError is swallowed as UsageError
e = self.assertRaises(usage.UsageError, us.parseOptions, argV)
self.assertEqual(str(e), "Parameter type enforcement failed: Yay")
us = WeirdCallableOptions()
argV = "--barwrong blah".split()
# RuntimeError is not swallowed
self.assertRaises(RuntimeError, us.parseOptions, argV) | Errors raised by coerce functions are handled properly. | test_weirdCallable | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_uppercasing(self):
"""
Error output case adjustment does not mangle options
"""
opt = WellBehaved()
e = self.assertRaises(usage.UsageError,
opt.parseOptions, ['-Z'])
self.assertEqual(str(e), 'option -Z not recognized') | Error output case adjustment does not mangle options | test_uppercasing | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_simpleSubcommand(self):
"""
A subcommand is recognized.
"""
o = SubCommandOptions()
o.parseOptions(['--europian-swallow', 'inquisition'])
self.assertTrue(o['europian-swallow'])
self.assertEqual(o.subCommand, 'inquisition')
self.assertIsInstance(o.subOptions, InquisitionOptions)
self.assertFalse(o.subOptions['expect'])
self.assertEqual(o.subOptions['torture-device'], 'comfy-chair') | A subcommand is recognized. | test_simpleSubcommand | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_subcommandWithFlagsAndOptions(self):
"""
Flags and options of a subcommand are assigned.
"""
o = SubCommandOptions()
o.parseOptions(['inquisition', '--expect', '--torture-device=feather'])
self.assertFalse(o['europian-swallow'])
self.assertEqual(o.subCommand, 'inquisition')
self.assertIsInstance(o.subOptions, InquisitionOptions)
self.assertTrue(o.subOptions['expect'])
self.assertEqual(o.subOptions['torture-device'], 'feather') | Flags and options of a subcommand are assigned. | test_subcommandWithFlagsAndOptions | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_subcommandAliasWithFlagsAndOptions(self):
"""
Flags and options of a subcommand alias are assigned.
"""
o = SubCommandOptions()
o.parseOptions(['inquest', '--expect', '--torture-device=feather'])
self.assertFalse(o['europian-swallow'])
self.assertEqual(o.subCommand, 'inquisition')
self.assertIsInstance(o.subOptions, InquisitionOptions)
self.assertTrue(o.subOptions['expect'])
self.assertEqual(o.subOptions['torture-device'], 'feather') | Flags and options of a subcommand alias are assigned. | test_subcommandAliasWithFlagsAndOptions | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
def test_anotherSubcommandWithFlagsAndOptions(self):
"""
Flags and options of another subcommand are assigned.
"""
o = SubCommandOptions()
o.parseOptions(['holyquest', '--for-grail'])
self.assertFalse(o['europian-swallow'])
self.assertEqual(o.subCommand, 'holyquest')
self.assertIsInstance(o.subOptions, HolyQuestOptions)
self.assertFalse(o.subOptions['horseback'])
self.assertTrue(o.subOptions['for-grail']) | Flags and options of another subcommand are assigned. | test_anotherSubcommandWithFlagsAndOptions | python | wistbean/learn_python3_spider | stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | https://github.com/wistbean/learn_python3_spider/blob/master/stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_usage.py | MIT |
Subsets and Splits