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python3.2  3.2.2
Public Member Functions | Public Attributes | Static Public Attributes
test.test_logging.LogRecordFactoryTest Class Reference
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List of all members.

Public Member Functions

def setUp
def tearDown
def test_logrecord_class
def assert_log_lines
def next_message

Public Attributes

 cls
 filter
 orig_factory
 saved_handlers
 saved_handler_list
 saved_loggers
 saved_level_names
 logger_states
 logger1
 logger2
 root_logger
 original_logging_level
 stream
 root_hdlr
 root_formatter

Static Public Attributes

string log_format = "%(name)s -> %(levelname)s: %(message)s"
string expected_log_pat = r"^([\w.]+) -> ([\w]+): ([\d]+)$"
int message_num = 0

Detailed Description

Definition at line 2032 of file test_logging.py.


Member Function Documentation

def test.test_logging.BaseTest.assert_log_lines (   self,
  expected_values,
  stream = None 
) [inherited]
Match the collected log lines against the regular expression
self.expected_log_pat, and compare the extracted group values to
the expected_values list of tuples.

Definition at line 131 of file test_logging.py.

00131 
00132     def assert_log_lines(self, expected_values, stream=None):
00133         """Match the collected log lines against the regular expression
00134         self.expected_log_pat, and compare the extracted group values to
00135         the expected_values list of tuples."""
00136         stream = stream or self.stream
00137         pat = re.compile(self.expected_log_pat)
00138         try:
00139             stream.reset()
00140             actual_lines = stream.readlines()
00141         except AttributeError:
00142             # StringIO.StringIO lacks a reset() method.
00143             actual_lines = stream.getvalue().splitlines()
00144         self.assertEqual(len(actual_lines), len(expected_values),
00145                           '%s vs. %s' % (actual_lines, expected_values))
00146         for actual, expected in zip(actual_lines, expected_values):
00147             match = pat.search(actual)
00148             if not match:
00149                 self.fail("Log line does not match expected pattern:\n" +
00150                             actual)
00151             self.assertEqual(tuple(match.groups()), expected)
00152         s = stream.read()
00153         if s:
00154             self.fail("Remaining output at end of log stream:\n" + s)

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def test.test_logging.BaseTest.next_message (   self) [inherited]
Generate a message consisting solely of an auto-incrementing
integer.

Definition at line 155 of file test_logging.py.

00155 
00156     def next_message(self):
00157         """Generate a message consisting solely of an auto-incrementing
00158         integer."""
00159         self.message_num += 1
00160         return "%d" % self.message_num
00161 

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Setup the default logging stream to an internal StringIO instance,
so that we can examine log output as we want.

Reimplemented from test.test_logging.BaseTest.

Definition at line 2034 of file test_logging.py.

02034 
02035     def setUp(self):
02036         class CheckingFilter(logging.Filter):
02037             def __init__(self, cls):
02038                 self.cls = cls
02039 
02040             def filter(self, record):
02041                 t = type(record)
02042                 if t is not self.cls:
02043                     msg = 'Unexpected LogRecord type %s, expected %s' % (t,
02044                             self.cls)
02045                     raise TypeError(msg)
02046                 return True
02047 
02048         BaseTest.setUp(self)
02049         self.filter = CheckingFilter(DerivedLogRecord)
02050         self.root_logger.addFilter(self.filter)
02051         self.orig_factory = logging.getLogRecordFactory()

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Remove our logging stream, and restore the original logging
level.

Reimplemented from test.test_logging.BaseTest.

Definition at line 2052 of file test_logging.py.

02052 
02053     def tearDown(self):
02054         self.root_logger.removeFilter(self.filter)
02055         BaseTest.tearDown(self)
02056         logging.setLogRecordFactory(self.orig_factory)

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Definition at line 2057 of file test_logging.py.

02057 
02058     def test_logrecord_class(self):
02059         self.assertRaises(TypeError, self.root_logger.warning,
02060                           self.next_message())
02061         logging.setLogRecordFactory(DerivedLogRecord)
02062         self.root_logger.error(self.next_message())
02063         self.assert_log_lines([
02064            ('root', 'ERROR', '2'),
02065         ])
02066 

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Member Data Documentation

Definition at line 2037 of file test_logging.py.

string test.test_logging.BaseTest.expected_log_pat = r"^([\w.]+) -> ([\w]+): ([\d]+)$" [static, inherited]

Definition at line 2048 of file test_logging.py.

string test.test_logging.BaseTest.log_format = "%(name)s -> %(levelname)s: %(message)s" [static, inherited]

Definition at line 59 of file test_logging.py.

Definition at line 83 of file test_logging.py.

Definition at line 84 of file test_logging.py.

Definition at line 73 of file test_logging.py.

Definition at line 61 of file test_logging.py.

Definition at line 2050 of file test_logging.py.

Definition at line 87 of file test_logging.py.

Definition at line 92 of file test_logging.py.

Definition at line 91 of file test_logging.py.

Definition at line 86 of file test_logging.py.

Definition at line 70 of file test_logging.py.

Definition at line 69 of file test_logging.py.

Definition at line 72 of file test_logging.py.

Definition at line 71 of file test_logging.py.

Definition at line 89 of file test_logging.py.


The documentation for this class was generated from the following file: