def test_recorder():
th = setup_logging()
log = slogging.get_logger()
# test info
recorder = slogging.LogRecorder()
assert len(slogging.log_listeners.listeners) == 1
log.info('a', v=1)
assert th.logged
r = recorder.pop_records()
assert r[0] == dict(event='a', v=1)
assert len(slogging.log_listeners.listeners) == 0
# test trace
recorder = slogging.LogRecorder()
assert len(slogging.log_listeners.listeners) == 1
log.trace('a', v=1)
assert not th.logged
r = recorder.pop_records()
assert r[0] == dict(event='a', v=1)
assert len(slogging.log_listeners.listeners) == 0
def test_recorder(caplog):
slogging.configure(log_json=True)
log = slogging.get_logger()
# test info
recorder = slogging.LogRecorder()
assert len(slogging.log_listeners) == 1
log.info('a', v=1)
assert "a" in caplog.text
r = recorder.pop_records()
assert r[0] == dict(event='a', v=1)
assert len(slogging.log_listeners) == 0
# test trace
log.setLevel(logging.TRACE)
recorder = slogging.LogRecorder()
assert len(slogging.log_listeners) == 1
log.trace('a', v=2)
assert '"v": 2' in caplog.text
r = recorder.pop_records()
assert r[0] == dict(event='a', v=2)
assert len(slogging.log_listeners) == 0
def test_how_to_use_as_vm_logger():
"""
don't log until there was an error
"""
slogging.configure(':DEBUG,eth.vm:INFO')
log = slogging.get_logger('eth.vm')
# record all logs
def run_vm(raise_error=False):
log.trace('op', pc=1)
log.trace('op', pc=2)
if raise_error:
raise Exception
recorder = slogging.LogRecorder()
try:
run_vm(raise_error=True)
except BaseException:
log = slogging.get_logger('eth.vm')
for x in recorder.pop_records():
log.info(x.pop('event'), **x)