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#1874: detect invalid multipart CTE and report it as a defect.

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R David Murray 2011-06-22 13:47:53 -04:00
parent 11cc475be7
commit 749073af13
4 changed files with 56 additions and 0 deletions
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45
Lib/test/test_email/test_email.py
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@ -1809,6 +1809,51 @@ class TestNonConformantBase:
unless(isinstance(self.get_defects(msg)[1],
errors.MultipartInvariantViolationDefect))
multipart_msg = textwrap.dedent("""\
Date: Wed, 14 Nov 2007 12:56:23 GMT
From: foo@bar.invalid
To: foo@bar.invalid
Subject: Content-Transfer-Encoding: base64 and multipart
MIME-Version: 1.0
Content-Type: multipart/mixed;
boundary="===============3344438784458119861=="{}
--===============3344438784458119861==
Content-Type: text/plain
Test message
--===============3344438784458119861==
Content-Type: application/octet-stream
Content-Transfer-Encoding: base64
YWJj
--===============3344438784458119861==--
""")
def test_multipart_invalid_cte(self):
msg = email.message_from_string(
self.multipart_msg.format("\nContent-Transfer-Encoding: base64"),
policy = self.policy)
self.assertEqual(len(self.get_defects(msg)), 1)
self.assertIsInstance(self.get_defects(msg)[0],
errors.InvalidMultipartContentTransferEncodingDefect)
def test_multipart_no_cte_no_defect(self):
msg = email.message_from_string(
self.multipart_msg.format(''),
policy = self.policy)
self.assertEqual(len(self.get_defects(msg)), 0)
def test_multipart_valid_cte_no_defect(self):
for cte in ('7bit', '8bit', 'BINary'):
msg = email.message_from_string(
self.multipart_msg.format(
"\nContent-Transfer-Encoding: {}".format(cte)),
policy = self.policy)
self.assertEqual(len(self.get_defects(msg)), 0)
def test_invalid_content_type(self):
eq = self.assertEqual
neq = self.ndiffAssertEqual