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#20098: add mangle_from_ policy option.

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This defaults to True in the compat32 policy for backward compatibility,
but to False for all new policies.

Patch by Milan Oberkirch, with a few tweaks.
This commit is contained in:
R David Murray 2015-05-17 14:24:33 -04:00
parent 224ef3ec3b
commit fdb23c2fe5
7 changed files with 76 additions and 5 deletions
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22
Lib/test/test_email/test_generator.py
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@ -140,6 +140,28 @@ class TestGeneratorBase:
g.flatten(msg, linesep='\n')
self.assertEqual(s.getvalue(), self.typ(expected))
def test_set_mangle_from_via_policy(self):
source = textwrap.dedent("""\
Subject: test that
from is mangeld in the body!
From time to time I write a rhyme.
""")
variants = (
(None, True),
(policy.compat32, True),
(policy.default, False),
(policy.default.clone(mangle_from_=True), True),
)
for p, mangle in variants:
expected = source.replace('From ', '>From ') if mangle else source
with self.subTest(policy=p, mangle_from_=mangle):
msg = self.msgmaker(self.typ(source))
s = self.ioclass()
g = self.genclass(s, policy=p)
g.flatten(msg)
self.assertEqual(s.getvalue(), self.typ(expected))
class TestGenerator(TestGeneratorBase, TestEmailBase):