def test_malformed_cte_value(self):
with open('tests/static/mail/malformed-header-CTE.eml') as fp:
mail = email.message_from_file(fp)
with self.assertLogs(level='INFO') as cm: # keep logs
utils.remove_cte(mail, as_string=True)
# We expect no Exceptions but a complaint in the log
logmsg = 'INFO:root:Unknown Content-Transfer-Encoding: "7bit;"'
self.assertEqual(cm.output, [logmsg])
def test_char_vs_cte_mismatch(self): # #1291
with open('tests/static/mail/broken-utf8.eml') as fp:
mail = email.message_from_file(fp)
# This should not raise an UnicodeDecodeError.
with self.assertLogs(level='DEBUG') as cm: # keep logs
utils.remove_cte(mail, as_string=True)
# We expect no Exceptions but a complaint in the log
logmsg = 'DEBUG:root:Decoding failure: \'utf-8\' codec can\'t decode '\
'byte 0xa1 in position 14: invalid start byte'
self.assertIn(logmsg, cm.output)
def test_unknown_cte_value(self):
with open('tests/static/mail/malformed-header-CTE-2.eml') as fp:
mail = email.message_from_file(fp)
with self.assertLogs(level='DEBUG') as cm: # keep logs
utils.remove_cte(mail, as_string=True)
# We expect no Exceptions but a complaint in the log
logmsg = 'DEBUG:root:failed to interpret Content-Transfer-Encoding: '\
'"normal"'
self.assertIn(logmsg, cm.output)