Public Member Functions
def	__enter__
def	__exit__
def	__init__
def	filter
Public Attributes
	logger
	matched
	regex
	required

Detailed Description

Context manager to capture and suppress expected log output.

Useful to make tests of error conditions less noisy, while still
leaving unexpected log entries visible.  *Not thread safe.*

Usage::

    with ExpectLog('tornado.application', "Uncaught exception"):
        error_response = self.fetch("/some_page")

Definition at line 562 of file testing.py.

Constructor & Destructor Documentation

def tornado.testing.ExpectLog.__init__	(	self,
		logger,
		regex,
		required = `True`
	)

Constructs an ExpectLog context manager.

:param logger: Logger object (or name of logger) to watch.  Pass
    an empty string to watch the root logger.
:param regex: Regular expression to match.  Any log entries on
    the specified logger that match this regex will be suppressed.
:param required: If true, an exeption will be raised if the end of
    the ``with`` statement is reached without matching any log entries.

Definition at line 573 of file testing.py.