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def my_handler(d, logger): | |
logger.warning('test_warning') | |
logger.info('test note') | |
logger.error('test error') | |
logger.critical('test critical') | |
sys.exit(1) | |
python testhandler() { | |
_, error, logs = run_config_handler(lambda l: my_handler(d, l)) | |
if error is not None: | |
d.setVar('TEST_ERROR', str(error)) | |
if logs: | |
d.setVar('TEST_LOGS', logs) | |
} | |
testhandler[eventmask] = "bb.event.ConfigParsed" | |
addhandler testhandler | |
python testhandler_output() { | |
logs = d.getVar('TEST_LOGS') | |
if logs: | |
for l in logs: | |
bb.logger.handle(l) | |
error = d.getVar('TEST_ERROR') | |
if error is not None: | |
bb.fatal(error) | |
d.delVar('TEST_ERROR') | |
d.delVar('TEST_LOGS') | |
} | |
testhandler_output[eventmask] = "bb.event.BuildStarted bb.event.SanityCheck" | |
addhandler testhandler_output | |
def run_config_handler(config_handler, logger=None): | |
import logging | |
class LogRecorder(): | |
'''Context manager which captures log records for testing. | |
Example usage in a TestCase: | |
def capture_logs(self, logger): | |
return LogRecorder(logger) | |
def assertLogged(self, recorder, message): | |
self.assertIn(message, recorder) | |
def test_something(self): | |
# Do something which generates log messages | |
with self.capture_logs(logger) as l: | |
self.assertLogged(l, 'my message') | |
# Or | |
with LogRecorder(logger) as l: | |
self.assertIn('my message', l) | |
''' | |
class LogHandler(logging.Handler): | |
def __init__(self, recorder): | |
self.recorder = recorder | |
super().__init__() | |
def emit(self, record): | |
self.recorder.logs.append(record) | |
def __init__(self, logger): | |
self.logger = logger | |
self.handler = self.LogHandler(self) | |
self.logs = [] | |
def __enter__(self): | |
self.old_handlers = self.logger.handlers | |
self.logger.handlers = [self.handler] | |
# self.logger.addHandler(self.handler) | |
return self | |
def __exit__(self, type, value, traceback): | |
self.logger.handlers = self.old_handlers | |
# self.logger.removeHandler(self.handler) | |
def __contains__(self, message): | |
messages = (l.getMessage() for l in self.logs) | |
return any(message in m for m in messages) | |
if logger is None: | |
logger = logging.Logger('BitBake') | |
recorder = LogRecorder(logger) | |
try: | |
with recorder: | |
result = config_handler(logger) | |
except BaseException as exc: | |
return None, exc, recorder.logs | |
else: | |
return result, None, recorder.logs |
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