def testUpdate(self):
name = self._CreateTempFile()
oldi = utils.GetFileID(path=name)
fd = os.open(name, os.O_RDWR)
try:
newi = utils.GetFileID(fd=fd)
self.failUnless(utils.VerifyFileID(oldi, newi))
self.failUnless(utils.VerifyFileID(newi, oldi))
finally:
os.close(fd)
def testWriteFile(self):
name = self._CreateTempFile()
oldi = utils.GetFileID(path=name)
mtime = oldi[2]
os.utime(name, (mtime + 10, mtime + 10))
self.assertRaises(errors.LockError, utils.SafeWriteFile, name,
oldi, data="")
os.utime(name, (mtime - 10, mtime - 10))
utils.SafeWriteFile(name, oldi, data="")
oldi = utils.GetFileID(path=name)
mtime = oldi[2]
os.utime(name, (mtime + 10, mtime + 10))
# this doesn't raise, since we passed None
utils.SafeWriteFile(name, None, data="")
def testReopen(self):
tmpfile = tempfile.NamedTemporaryFile()
tmpfile2 = tempfile.NamedTemporaryFile()
handler = utils.log._ReopenableLogHandler(tmpfile.name)
self.assertFalse(utils.ReadFile(tmpfile.name))
self.assertFalse(utils.ReadFile(tmpfile2.name))
logger = logging.Logger("TestLoggerReopen")
logger.addHandler(handler)
for _ in range(3):
logger.error("Test message ERROR")
handler.flush()
self.assertEqual(len(utils.ReadFile(tmpfile.name).splitlines()), 3)
before_id = utils.GetFileID(tmpfile.name)
handler.RequestReopen()
self.assertTrue(handler._reopen)
self.assertTrue(
utils.VerifyFileID(utils.GetFileID(tmpfile.name), before_id))
# Rename only after requesting reopen
os.rename(tmpfile.name, tmpfile2.name)
assert not os.path.exists(tmpfile.name)
# Write another message, should reopen
for _ in range(4):
logger.info("Test message INFO")
# Flag must be reset
self.assertFalse(handler._reopen)
self.assertFalse(
utils.VerifyFileID(utils.GetFileID(tmpfile.name), before_id))
logger.removeHandler(handler)
self.assertFalse(logger.handlers)
handler.close()
self.assertEqual(len(utils.ReadFile(tmpfile.name).splitlines()), 4)
self.assertEqual(len(utils.ReadFile(tmpfile2.name).splitlines()), 3)
def testEquality(self):
name = self._CreateTempFile()
oldi = utils.GetFileID(path=name)
self.failUnless(utils.VerifyFileID(oldi, oldi))
def testEquality(self):
name = self._CreateTempFile()
oldi = utils.GetFileID(path=name)
self.assertTrue(utils.VerifyFileID(oldi, oldi))
