def test_handling_exceptions(self):
with self.assertRaises(CustomException) as caught:
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
raise self.raised
self.assertIs(caught.exception, self.raised)
def test_handling_exceptions(self):
with self.assertRaises(CustomException) as caught:
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
raise self.raised
self.assertIs(caught.exception, self.raised)
def test_handling_exceptions():
value = CustomException()
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
raise value
assert caught.value is value
def test_handling_exceptions():
value = CustomException()
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
with exception_handling.handling_exceptions():
raise value
assert caught.value is value
def test_handling_exceptions():
value = CustomException()
with slash.Session(), pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions() as handled1:
with exception_handling.handling_exceptions() as handled2:
with exception_handling.handling_exceptions() as handled3:
raise value
assert caught.value is value
assert handled1.exception is value
assert handled2.exception is value
assert handled3.exception is value
def test_fake_traceback(self):
with slash.Session(), pytest.raises(ZeroDivisionError):
with exception_handling.handling_exceptions(fake_traceback=False):
self._expected_line_number = inspect.currentframe(
).f_lineno + 1
a = 1 / 0
return a
with slash.Session(), pytest.raises(ZeroDivisionError):
with exception_handling.handling_exceptions():
self._expected_line_number = inspect.currentframe(
).f_lineno + 1
a = 1 / 0
return a
def test_passthrough_types():
value = CustomException()
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions(passthrough_types=(CustomException,)):
raise value
assert value is caught.value
assert not exception_handling.is_exception_handled(value)
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions(passthrough_types=(AttributeError,)):
raise value
assert value is caught.value
assert exception_handling.is_exception_handled(value)
def test_passthrough_types():
value = CustomException()
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions(passthrough_types=(CustomException,)):
raise value
assert value is caught.value
assert not exception_handling.is_exception_handled(value)
with pytest.raises(CustomException) as caught:
with exception_handling.handling_exceptions(passthrough_types=(AttributeError,)):
raise value
assert value is caught.value
assert exception_handling.is_exception_handled(value)
def test_reraise_after_exc_info_reset():
@gossip.register('slash.exception_caught_before_debugger')
def exception_hook(): # pylint: disable=unused-variable
sys.exc_clear()
with pytest.raises(CustomException):
with exception_handling.handling_exceptions():
raise CustomException()
def test_swallow_types():
value = CustomException()
with slash.Session():
with exception_handling.handling_exceptions(
swallow_types=(CustomException, )) as handled:
raise value
assert sys.exc_info() == exception_handling.NO_EXC_INFO
assert handled.exception is value
def test_handling_exceptions_skip_test_would_not_return_skip_test():
with pytest.raises(SkipTest) as caught:
with slash.Session():
with exception_handling.handling_exceptions() as handled:
raise SkipTest('Unittest')
assert isinstance(caught.value, SkipTest)
assert handled.exception is caught.value
assert exception_handling.is_exception_handled(caught.value)
def test_handling_exceptions_inside_assert_raises_with_session(with_session):
value = CustomException()
with ExitStack() as ctx:
if with_session:
session = ctx.enter_context(slash.Session())
ctx.enter_context(session.get_started_context())
else:
session = None
with slash.assert_raises(CustomException):
with exception_handling.handling_exceptions():
raise value
assert not exception_handling.is_exception_handled(value)
if with_session:
assert session.results.get_num_errors() == 0
def test_handling_exceptions_inside_assert_raises_with_session(with_session):
value = CustomException()
with ExitStack() as ctx:
if with_session:
session = ctx.enter_context(slash.Session())
ctx.enter_context(session.get_started_context()) # https://github.com/PyCQA/pylint/issues/2056: pylint: disable=no-member
else:
session = None
with slash.assert_raises(CustomException):
with exception_handling.handling_exceptions():
raise value
assert not exception_handling.is_exception_handled(value)
if with_session:
assert session.results.get_num_errors() == 0
def test_handling_exceptions_inside_assert_raises_with_session(with_session):
value = CustomException()
with ExitStack() as ctx:
if with_session:
session = ctx.enter_context(slash.Session())
ctx.enter_context(session.get_started_context())
else:
session = None
with slash.assert_raises(CustomException):
with exception_handling.handling_exceptions():
raise value
assert not exception_handling.is_exception_handled(value)
if with_session:
assert session.results.get_num_errors() == 0
def test_handling_exceptions_inside_allowing_exceptions_with_session(
with_session):
value = CustomException()
with ExitStack() as ctx:
if with_session:
session = ctx.enter_context(slash.Session())
ctx.enter_context(session.get_started_context())
else:
session = None
with logbook.TestHandler() as handler:
with slash.allowing_exceptions(CustomException):
with exception_handling.handling_exceptions():
raise value
assert not exception_handling.is_exception_handled(value)
if with_session:
assert session.results.get_num_errors() == 0
assert len(handler.records) == 0 # pylint: disable=len-as-condition
def test_handling_exceptions_log(context, is_fatal):
raised = CustomException()
if is_fatal:
exception_handling.mark_exception_fatal(raised)
with slash.Session():
with logbook.TestHandler() as handler:
with exception_handling.handling_exceptions(context=context,
swallow=True):
raise raised
assert len(handler.records) == 3
assert handler.records[1].message.startswith('Error added')
assert handler.records[2].message.startswith('Swallowing')
handle_exc_msg = handler.records[0].message
assert handle_exc_msg.startswith('Handling exception')
if context:
assert 'Context: {}'.format(context) in handle_exc_msg
else:
assert 'Context' not in handle_exc_msg
if is_fatal:
assert 'FATAL' in handle_exc_msg
else:
assert 'FATAL' not in handle_exc_msg
def _raise_exception_in_context(self, exception_type):
with self.assertRaises(exception_type):
with exception_handling.handling_exceptions():
raise exception_type()
def __code__(): # pylint: disable=unused-variable
from slash.exception_handling import handling_exceptions
with handling_exceptions(swallow=True):
slash.skip_test()
__ut__.events.add('NEVER') # pylint: disable=undefined-variable
def _raise_exception_in_context(self, exception_type):
with self.assertRaises(exception_type):
with exception_handling.handling_exceptions():
raise exception_type()
def test_swallow_types():
value = CustomException()
with exception_handling.handling_exceptions(swallow_types=(CustomException,)):
raise value
def test_global_result_error_without_started_context():
with slash.Session() as session:
with handling_exceptions(swallow=True):
1 / 0 # pylint: disable=pointless-statement
assert not session.results.is_success()
def __code__():
from slash.exception_handling import handling_exceptions
with handling_exceptions(swallow=True):
slash.skip_test()
__ut__.events.add('NEVER')
def test_swallow_types():
value = CustomException()
with exception_handling.handling_exceptions(swallow_types=(CustomException,)):
raise value
