def test_emit_shorter_than_limit(self):
handler = SyslogHandler()
handler.maximum_length = 500
handler.overflow = SyslogHandler.OVERFLOW_BEHAVIOR_FRAGMENT
handler.formatter = Formatter(
'foo_file: %(name)s %(levelname)s %(message)s')
record = LogRecord(
name='bar_service',
level=WARNING,
pathname='/path/to/file.py',
lineno=122,
msg='This is a fairly short message',
args=(),
exc_info=None,
)
with mock.patch.object(handler, '_send') as mock_send:
handler.emit(record)
priority = '<{:d}>'.format(
handler.encodePriority(handler.facility,
handler.mapPriority(
record.levelname)), ).encode('utf-8')
mock_send.assert_called_once_with([
priority +
b'foo_file: bar_service WARNING This is a fairly short message\000',
])
def test_emit_longer_than_limit_truncate_unicode_at_boundary(self):
# b'\xf0\x9f\x98\xb1' = u'\U0001f631' = shocked face with hands to cheeks
handler = SyslogHandler()
handler.maximum_length = 100
handler.overflow = SyslogHandler.OVERFLOW_BEHAVIOR_TRUNCATE
handler.formatter = Formatter('foo_file: %(name)s %(levelname)s %(message)s')
handler.ident = '5678'
record = LogRecord(
name='bar_service',
level=WARNING,
pathname='/path/to/file.py',
lineno=122,
msg='This is a much longer message that is going to exceed the \U0001f631 maximum byte count and will '
'need truncating',
args=(),
exc_info=None,
)
with mock.patch.object(handler, '_send') as mock_send:
handler.emit(record)
priority = '<{:d}>'.format(
handler.encodePriority(handler.facility, handler.mapPriority(record.levelname)),
).encode('utf-8')
expected1 = (
priority +
b'5678foo_file: bar_service WARNING This is a much longer message that is going to exceed the \000'
)
assert len(expected1) == 97
mock_send.assert_called_once_with([
expected1,
])
def test_emit_longer_than_limit_fragment_unicode_at_boundary(self):
# b'\xf0\x9f\x98\xb1' = u'\U0001f631' = shocked face with hands to cheeks
handler = SyslogHandler()
handler.maximum_length = 100
handler.overflow = SyslogHandler.OVERFLOW_BEHAVIOR_FRAGMENT
handler.formatter = Formatter(
'foo_file: %(name)s %(levelname)s %(message)s')
record = LogRecord(
name='bar_service',
level=WARNING,
pathname='/path/to/file.py',
lineno=122,
msg=
'This is a much longer message that yes is going to \U0001f631 exceed the maximum byte count and will '
'need truncating',
args=(),
exc_info=None,
)
with mock.patch.object(handler, '_send') as mock_send:
handler.emit(record)
priority = '<{:d}>'.format(
handler.encodePriority(handler.facility,
handler.mapPriority(
record.levelname)), # type: ignore
).encode('utf-8')
expected1 = (
priority +
b"foo_file: bar_service WARNING This is a much longer message that yes is going to ... (cont'd)\000"
)
assert len(expected1) == 98
expected2 = (
priority +
b"foo_file: bar_service WARNING (cont'd #2) ...\xf0\x9f\x98\xb1 exceed the maximum byte count and"
b"... (cont'd)\000")
assert len(expected2) == 100
expected3 = (
priority +
b"foo_file: bar_service WARNING (cont'd #3) ... will need truncating\000"
)
assert len(expected3) < 100
mock_send.assert_called_once_with([
expected1,
expected2,
expected3,
])