def test_reset_log_emergence_level(self):
"""Test the `_reset_log_emergence_level` internal function."""
# 'DISABLE' is special case so test it afterwards (see below)
for value in self.valid_level_values:
cfdm.functions._reset_log_emergence_level(value)
# getLevelName() converts to string. Otherwise gives
# Python logging int equivalent, which is not the scale we use:
if isinstance(value, int) and cfdm._is_valid_log_level_int(value):
value = cfdm.constants.ValidLogLevels(value).name
self.assertTrue(
cfdm.logging.getLevelName(cfdm.logging.getLogger().level)
== value
)
# Now test 'DISABLE' (0) special case; should not change level as such
previous = logging.getLevelName(cfdm.logging.getLogger().level)
cfdm.functions._reset_log_emergence_level("DISABLE")
self.assertTrue(
cfdm.logging.getLevelName(cfdm.logging.getLogger().level)
== previous
)
# ... but test that it has disabled logging, as it is designed to do!
self.assertFalse(cfdm.logging.getLogger().isEnabledFor(logging.DEBUG))
self.assertFalse(
cfdm.logging.getLogger().isEnabledFor(logging.WARNING)
)
def test_log_level(self):
"""Test the `log_level` function."""
original = self.__class__.original # original to module i.e. default
self.assertEqual(original, "WARNING") # test default
cfdm.LOG_LEVEL(original) # reset from setUp() value to avoid coupling
# Now test getting and setting for all valid values in turn,
# where use fact that setting returns old value hence set
# value on next call:
previous = cfdm.log_level()
for value in self.valid_log_values_ci:
self.assertEqual(cfdm.LOG_LEVEL(value), previous)
previous = cfdm.LOG_LEVEL() # update previous value
# Some conversions to equivalent, standardised return value:
if isinstance(value, int) and cfdm._is_valid_log_level_int(
value
): # str from LOG_LEVEL
value = cfdm.constants.ValidLogLevels(value).name # convert
if isinstance(value, str): # LOG_LEVEL returns all caps string
value = value.upper()
self.assertEqual(previous, value)
with self.assertRaises(ValueError):
cfdm.log_level(4)
cfdm.LOG_LEVEL(4) # check alias too
with self.assertRaises(ValueError):
cfdm.log_level("ERROR") # notable as is valid Python logging level
cfdm.LOG_LEVEL("ERROR")
