def test_exception_logging_overridden():
log.enable_exception_logging()
sys.excepthook = lambda etype, evalue, tb: None
with pytest.raises(LoggingError) as e:
log.disable_exception_logging()
assert e.value.args[
0] == 'Cannot disable exception logging: sys.excepthook was not set by this logger, or has been overridden'
def test_exception_logging_argless_exception():
"""
Regression test for a crash that occurred on Python 3 when logging an
exception that was instantiated with no arguments (no message, etc.)
Regression test for https://github.com/astropy/astropy/pull/4056
"""
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
raise Exception()
except Exception:
sys.excepthook(*sys.exc_info())
else:
assert False # exception should have been raised
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message == 'Exception [astropy.tests.test_logger]'
assert log_list[0].origin == 'astropy.tests.test_logger'
def test_exception_logging_argless_exception():
"""
Regression test for a crash that occurred on Python 3 when logging an
exception that was instantiated with no arguments (no message, etc.)
Regression test for https://github.com/astropy/astropy/pull/4056
"""
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
raise Exception()
except Exception as exc:
sys.excepthook(*sys.exc_info())
else:
assert False # exception should have been raised
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message == 'Exception [astropy.tests.test_logger]'
assert log_list[0].origin == 'astropy.tests.test_logger'
def test_exception_logging_origin():
# The point here is to get an exception raised from another location
# and make sure the error's origin is reported correctly
from astropy.utils.collections import HomogeneousList
l = HomogeneousList(int) # noqa
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
l.append('foo')
except TypeError as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0].startswith(
"homogeneous list must contain only objects of type ")
else:
assert False
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message.startswith(
"TypeError: homogeneous list must contain only objects of type ")
assert log_list[0].origin == 'astropy.utils.collections'
def test_exception_logging():
# Without exception logging
try:
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 0
# With exception logging
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message.startswith('Exception: This is an Exception')
assert log_list[0].origin == 'astropy.tests.test_logger'
# Without exception logging
log.disable_exception_logging()
try:
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 0
def test_exception_logging_origin():
# The point here is to get an exception raised from another location
# and make sure the error's origin is reported correctly
from astropy.utils.collections import HomogeneousList
l = HomogeneousList(int)
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
l.append('foo')
except TypeError as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0].startswith(
"homogeneous list must contain only objects of type ")
else:
assert False
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message.startswith(
"TypeError: homogeneous list must contain only objects of type ")
assert log_list[0].origin == 'astropy.utils.collections'
def test_exception_logging():
# Without exception logging
try:
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 0
# With exception logging
try:
log.enable_exception_logging()
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 1
assert log_list[0].levelname == 'ERROR'
assert log_list[0].message.startswith('Exception: This is an Exception')
assert log_list[0].origin == 'astropy.tests.test_logger'
# Without exception logging
log.disable_exception_logging()
try:
with log.log_to_list() as log_list:
raise Exception("This is an Exception")
except Exception as exc:
sys.excepthook(*sys.exc_info())
assert exc.args[0] == "This is an Exception"
else:
assert False # exception should have been raised
assert len(log_list) == 0
def test_exception_logging_overridden():
log.enable_exception_logging()
sys.excepthook = lambda etype, evalue, tb: None
with pytest.raises(LoggingError, match='Cannot disable exception logging: '
'sys.excepthook was not set by this logger, or has been overridden'):
log.disable_exception_logging()
def test_exception_logging_enable_twice():
log.enable_exception_logging()
with pytest.raises(LoggingError) as e:
log.enable_exception_logging()
assert e.value.args[0] == 'Exception logging has already been enabled'
def test_exception_logging_overridden():
log.enable_exception_logging()
sys.excepthook = lambda etype, evalue, tb: None
with pytest.raises(LoggingError) as e:
log.disable_exception_logging()
assert e.value.args[0] == 'Cannot disable exception logging: sys.excepthook was not set by this logger, or has been overridden'
def test_exception_logging_enable_twice():
log.enable_exception_logging()
with pytest.raises(LoggingError) as e:
log.enable_exception_logging()
assert e.value.args[0] == 'Exception logging has already been enabled'
