本文整理汇总了Python中twisted.python.log.addObserver方法的典型用法代码示例。如果您正苦于以下问题:Python log.addObserver方法的具体用法?Python log.addObserver怎么用?Python log.addObserver使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类twisted.python.log
的用法示例。
在下文中一共展示了log.addObserver方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: setUp
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def setUp(self):
"""
Create a temporary file with a fixed payload of 64 bytes. Create a
resource for that file and create a request which will be for that
resource. Each test can set a different range header to test different
aspects of the implementation.
"""
path = FilePath(self.mktemp())
# This is just a jumble of random stuff. It's supposed to be a good
# set of data for this test, particularly in order to avoid
# accidentally seeing the right result by having a byte sequence
# repeated at different locations or by having byte values which are
# somehow correlated with their position in the string.
self.payload = (b'\xf8u\xf3E\x8c7\xce\x00\x9e\xb6a0y0S\xf0\xef\xac\xb7'
b'\xbe\xb5\x17M\x1e\x136k{\x1e\xbe\x0c\x07\x07\t\xd0'
b'\xbckY\xf5I\x0b\xb8\x88oZ\x1d\x85b\x1a\xcdk\xf2\x1d'
b'&\xfd%\xdd\x82q/A\x10Y\x8b')
path.setContent(self.payload)
self.file = path.open()
self.resource = static.File(self.file.name)
self.resource.isLeaf = 1
self.request = DummyRequest([b''])
self.request.uri = self.file.name
self.catcher = []
log.addObserver(self.catcher.append)
示例2: test_malformedHeaderCGI
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_malformedHeaderCGI(self):
"""
Check for the error message in the duplicated header
"""
cgiFilename = self.writeCGI(BROKEN_HEADER_CGI)
portnum = self.startServer(cgiFilename)
url = "http://localhost:%d/cgi" % (portnum,)
agent = client.Agent(reactor)
d = agent.request(b"GET", url)
d.addCallback(discardBody)
loggedMessages = []
def addMessage(eventDict):
loggedMessages.append(log.textFromEventDict(eventDict))
log.addObserver(addMessage)
self.addCleanup(log.removeObserver, addMessage)
def checkResponse(ignored):
self.assertIn("ignoring malformed CGI header: 'XYZ'",
loggedMessages)
d.addCallback(checkResponse)
return d
示例3: test_errorMessageOnConnectionLostBeforeGenerationFailedDoesNotConfuse
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_errorMessageOnConnectionLostBeforeGenerationFailedDoesNotConfuse(self):
"""
If the request passed to L{HTTP11ClientProtocol} finished generation
with an error after the L{HTTP11ClientProtocol}'s connection has been
lost, an error is logged that gives a non-confusing hint to user on what
went wrong.
"""
errors = []
log.addObserver(errors.append)
self.addCleanup(log.removeObserver, errors.append)
def check(ignore):
error = errors[0]
self.assertEqual(error[u'why'],
u'Error writing request, but not in valid state '
u'to finalize request: CONNECTION_LOST')
return self.test_connectionLostDuringRequestGeneration(
'errback').addCallback(check)
示例4: test_logStderr
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_logStderr(self):
"""
When the _errFlag is set to L{StandardErrorBehavior.LOG},
L{endpoints._WrapIProtocol} logs stderr (in childDataReceived).
"""
d = self.ep.connect(self.factory)
self.successResultOf(d)
wpp = self.reactor.processProtocol
log.addObserver(self._stdLog)
self.addCleanup(log.removeObserver, self._stdLog)
wpp.childDataReceived(2, b'stderr1')
self.assertEqual(self.eventLog['executable'], wpp.executable)
self.assertEqual(self.eventLog['data'], b'stderr1')
self.assertEqual(self.eventLog['protocol'], wpp.protocol)
self.assertIn(
'wrote stderr unhandled by',
log.textFromEventDict(self.eventLog))
示例5: test_quiet
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_quiet(self):
"""
L{TLSMemoryBIOFactory.doStart} and L{TLSMemoryBIOFactory.doStop} do
not log any messages.
"""
contextFactory = ServerTLSContext()
logs = []
logger = logs.append
log.addObserver(logger)
self.addCleanup(log.removeObserver, logger)
wrappedFactory = ServerFactory()
# Disable logging on the wrapped factory:
wrappedFactory.doStart = lambda: None
wrappedFactory.doStop = lambda: None
factory = TLSMemoryBIOFactory(contextFactory, False, wrappedFactory)
factory.doStart()
factory.doStop()
self.assertEqual(logs, [])
示例6: test_logErrorLogsErrorNoRepr
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_logErrorLogsErrorNoRepr(self):
"""
The text logged by L{defer.logError} has no repr of the failure.
"""
output = []
def emit(eventDict):
output.append(log.textFromEventDict(eventDict))
log.addObserver(emit)
error = failure.Failure(RuntimeError())
defer.logError(error)
self.flushLoggedErrors(RuntimeError)
self.assertTrue(output[0].startswith("Unhandled Error\nTraceback "))
示例7: test_publisherReportsBrokenObserversPrivately
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_publisherReportsBrokenObserversPrivately(self):
"""
Log publisher does not use the global L{log.err} when reporting broken
observers.
"""
errors = []
def logError(eventDict):
if eventDict.get("isError"):
errors.append(eventDict["failure"].value)
def fail(eventDict):
raise RuntimeError("test_publisherLocalyReportsBrokenObservers")
publisher = log.LogPublisher()
publisher.addObserver(logError)
publisher.addObserver(fail)
publisher.msg("Hello!")
self.assertEqual(set(publisher.observers), set([logError, fail]))
self.assertEqual(len(errors), 1)
self.assertIsInstance(errors[0], RuntimeError)
示例8: setUp
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def setUp(self):
"""
Add a log observer which records log events in C{self.out}. Also,
make sure the default string encoding is ASCII so that
L{testSingleUnicode} can test the behavior of logging unencodable
unicode messages.
"""
self.out = FakeFile()
self.lp = log.LogPublisher()
self.flo = log.FileLogObserver(self.out)
self.lp.addObserver(self.flo.emit)
try:
str(u'\N{VULGAR FRACTION ONE HALF}')
except UnicodeEncodeError:
# This is the behavior we want - don't change anything.
self._origEncoding = None
else:
if _PY3:
self._origEncoding = None
return
reload(sys)
self._origEncoding = sys.getdefaultencoding()
sys.setdefaultencoding('ascii')
示例9: test_printToStderrSetsIsError
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_printToStderrSetsIsError(self):
"""
startLogging()'s overridden sys.stderr should consider everything
written to it an error.
"""
self._startLoggingCleanup()
fakeFile = StringIO()
log.startLogging(fakeFile)
def observe(event):
observed.append(event)
observed = []
log.addObserver(observe)
print("Hello, world.", file=sys.stderr)
self.assertEqual(observed[0]["isError"], 1)
示例10: test_emitNewline
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_emitNewline(self):
"""
FileLogObserver.emit() will append a newline to its file output.
"""
output = StringIO()
flo = log.FileLogObserver(output)
publisher = log.LogPublisher()
publisher.addObserver(flo.emit)
publisher.msg("Hello!")
result = output.getvalue()
suffix = "Hello!\n"
self.assertTrue(
result.endswith(suffix),
"{0!r} does not end with {1!r}".format(result, suffix)
)
示例11: test_startStopObserver
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_startStopObserver(self):
"""
Test that start and stop methods of the observer actually register
and unregister to the log system.
"""
oldAddObserver = log.addObserver
oldRemoveObserver = log.removeObserver
l = []
try:
log.addObserver = l.append
log.removeObserver = l.remove
obs = log.PythonLoggingObserver()
obs.start()
self.assertEqual(l[0], obs.emit)
obs.stop()
self.assertEqual(len(l), 0)
finally:
log.addObserver = oldAddObserver
log.removeObserver = oldRemoveObserver
示例12: test_outputReceivedCompleteLine
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_outputReceivedCompleteLine(self):
"""
Getting a complete output line generates a log message.
"""
events = []
self.addCleanup(log.removeObserver, events.append)
log.addObserver(events.append)
self.pm.addProcess("foo", ["foo"])
# Schedule the process to start
self.pm.startService()
# Advance the reactor to start the process
self.reactor.advance(0)
self.assertIn("foo", self.pm.protocols)
# Long time passes
self.reactor.advance(self.pm.threshold)
# Process greets
self.pm.protocols["foo"].outReceived(b'hello world!\n')
self.assertEquals(len(events), 1)
message = events[0]['message']
self.assertEquals(message, tuple([u'[foo] hello world!']))
示例13: test_outputReceivedCompleteLineInvalidUTF8
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_outputReceivedCompleteLineInvalidUTF8(self):
"""
Getting invalid UTF-8 results in the repr of the raw message
"""
events = []
self.addCleanup(log.removeObserver, events.append)
log.addObserver(events.append)
self.pm.addProcess("foo", ["foo"])
# Schedule the process to start
self.pm.startService()
# Advance the reactor to start the process
self.reactor.advance(0)
self.assertIn("foo", self.pm.protocols)
# Long time passes
self.reactor.advance(self.pm.threshold)
# Process greets
self.pm.protocols["foo"].outReceived(b'\xffhello world!\n')
self.assertEquals(len(events), 1)
messages = events[0]['message']
self.assertEquals(len(messages), 1)
message = messages[0]
tag, output = message.split(' ', 1)
self.assertEquals(tag, '[foo]')
self.assertEquals(output, repr(b'\xffhello world!'))
示例14: test_outputReceivedPartialLine
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_outputReceivedPartialLine(self):
"""
Getting partial line results in no events until process end
"""
events = []
self.addCleanup(log.removeObserver, events.append)
log.addObserver(events.append)
self.pm.addProcess("foo", ["foo"])
# Schedule the process to start
self.pm.startService()
# Advance the reactor to start the process
self.reactor.advance(0)
self.assertIn("foo", self.pm.protocols)
# Long time passes
self.reactor.advance(self.pm.threshold)
# Process greets
self.pm.protocols["foo"].outReceived(b'hello world!')
self.assertEquals(len(events), 0)
self.pm.protocols["foo"].processEnded(Failure(ProcessDone(0)))
self.assertEquals(len(events), 1)
message = events[0]['message']
self.assertEquals(message, tuple([u'[foo] hello world!']))
示例15: test_startLoggingTwice
# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import addObserver [as 别名]
def test_startLoggingTwice(self):
"""
There are some obscure error conditions that can occur when logging is
started twice. See http://twistedmatrix.com/trac/ticket/3289 for more
information.
"""
self._startLoggingCleanup()
# The bug is particular to the way that the t.p.log 'global' function
# handle stdout. If we use our own stream, the error doesn't occur. If
# we use our own LogPublisher, the error doesn't occur.
sys.stdout = StringIO()
def showError(eventDict):
if eventDict['isError']:
sys.__stdout__.write(eventDict['failure'].getTraceback())
log.addObserver(showError)
self.addCleanup(log.removeObserver, showError)
observer = log.startLogging(sys.stdout)
self.addCleanup(observer.stop)
# At this point, we expect that sys.stdout is a StdioOnnaStick object.
self.assertIsInstance(sys.stdout, LoggingFile)
fakeStdout = sys.stdout
observer = log.startLogging(sys.stdout)
self.assertIs(sys.stdout, fakeStdout)