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983 lines
34 KiB
983 lines
34 KiB
2 years ago
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import unittest
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import textwrap
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from email import policy, message_from_string
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from email.message import EmailMessage, MIMEPart
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from test.test_email import TestEmailBase, parameterize
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# Helper.
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def first(iterable):
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return next(filter(lambda x: x is not None, iterable), None)
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class Test(TestEmailBase):
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policy = policy.default
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def test_error_on_setitem_if_max_count_exceeded(self):
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m = self._str_msg("")
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m['To'] = 'abc@xyz'
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with self.assertRaises(ValueError):
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m['To'] = 'xyz@abc'
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def test_rfc2043_auto_decoded_and_emailmessage_used(self):
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m = message_from_string(textwrap.dedent("""\
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Subject: Ayons asperges pour le =?utf-8?q?d=C3=A9jeuner?=
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From: =?utf-8?q?Pep=C3=A9?= Le Pew <pepe@example.com>
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To: "Penelope Pussycat" <"penelope@example.com">
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MIME-Version: 1.0
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Content-Type: text/plain; charset="utf-8"
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sample text
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"""), policy=policy.default)
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self.assertEqual(m['subject'], "Ayons asperges pour le déjeuner")
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self.assertEqual(m['from'], "Pepé Le Pew <pepe@example.com>")
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self.assertIsInstance(m, EmailMessage)
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@parameterize
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class TestEmailMessageBase:
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policy = policy.default
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# The first argument is a triple (related, html, plain) of indices into the
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# list returned by 'walk' called on a Message constructed from the third.
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# The indices indicate which part should match the corresponding part-type
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# when passed to get_body (ie: the "first" part of that type in the
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# message). The second argument is a list of indices into the 'walk' list
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# of the attachments that should be returned by a call to
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# 'iter_attachments'. The third argument is a list of indices into 'walk'
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# that should be returned by a call to 'iter_parts'. Note that the first
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# item returned by 'walk' is the Message itself.
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message_params = {
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'empty_message': (
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(None, None, 0),
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(),
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(),
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""),
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'non_mime_plain': (
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(None, None, 0),
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(),
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(),
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textwrap.dedent("""\
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To: foo@example.com
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simple text body
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""")),
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'mime_non_text': (
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(None, None, None),
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(),
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(),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: image/jpg
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bogus body.
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""")),
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'plain_html_alternative': (
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(None, 2, 1),
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(),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/alternative; boundary="==="
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preamble
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--===
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Content-Type: text/plain
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simple body
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--===
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Content-Type: text/html
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<p>simple body</p>
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--===--
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""")),
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'plain_html_mixed': (
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(None, 2, 1),
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(),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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preamble
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--===
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Content-Type: text/plain
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simple body
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--===
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Content-Type: text/html
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<p>simple body</p>
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--===--
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""")),
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'plain_html_attachment_mixed': (
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(None, None, 1),
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(2,),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: text/plain
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simple body
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--===
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Content-Type: text/html
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Content-Disposition: attachment
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<p>simple body</p>
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--===--
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""")),
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'html_text_attachment_mixed': (
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(None, 2, None),
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(1,),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: text/plain
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Content-Disposition: AtTaChment
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simple body
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--===
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Content-Type: text/html
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<p>simple body</p>
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--===--
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""")),
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'html_text_attachment_inline_mixed': (
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(None, 2, 1),
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(),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: text/plain
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Content-Disposition: InLine
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simple body
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--===
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Content-Type: text/html
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Content-Disposition: inline
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<p>simple body</p>
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--===--
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""")),
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# RFC 2387
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'related': (
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(0, 1, None),
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(2,),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/related; boundary="==="; type=text/html
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--===
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Content-Type: text/html
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<p>simple body</p>
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--===
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Content-Type: image/jpg
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Content-ID: <image1>
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bogus data
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--===--
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""")),
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# This message structure will probably never be seen in the wild, but
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# it proves we distinguish between text parts based on 'start'. The
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# content would not, of course, actually work :)
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'related_with_start': (
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(0, 2, None),
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(1,),
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(1, 2),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/related; boundary="==="; type=text/html;
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start="<body>"
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--===
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Content-Type: text/html
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Content-ID: <include>
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useless text
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--===
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Content-Type: text/html
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Content-ID: <body>
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<p>simple body</p>
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<!--#include file="<include>"-->
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--===--
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""")),
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'mixed_alternative_plain_related': (
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(3, 4, 2),
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(6, 7),
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(1, 6, 7),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: multipart/alternative; boundary="+++"
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--+++
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Content-Type: text/plain
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simple body
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--+++
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Content-Type: multipart/related; boundary="___"
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--___
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Content-Type: text/html
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<p>simple body</p>
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--___
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Content-Type: image/jpg
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Content-ID: <image1@cid>
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bogus jpg body
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--___--
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--+++--
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--===
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Content-Type: image/jpg
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Content-Disposition: attachment
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bogus jpg body
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--===
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Content-Type: image/jpg
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Content-Disposition: AttacHmenT
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another bogus jpg body
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--===--
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""")),
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# This structure suggested by Stephen J. Turnbull...may not exist/be
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# supported in the wild, but we want to support it.
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'mixed_related_alternative_plain_html': (
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(1, 4, 3),
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(6, 7),
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(1, 6, 7),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: multipart/related; boundary="+++"
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--+++
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Content-Type: multipart/alternative; boundary="___"
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--___
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Content-Type: text/plain
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simple body
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--___
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Content-Type: text/html
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<p>simple body</p>
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--___--
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--+++
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Content-Type: image/jpg
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Content-ID: <image1@cid>
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bogus jpg body
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--+++--
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--===
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Content-Type: image/jpg
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Content-Disposition: attachment
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bogus jpg body
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--===
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Content-Type: image/jpg
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Content-Disposition: attachment
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another bogus jpg body
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--===--
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""")),
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# Same thing, but proving we only look at the root part, which is the
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# first one if there isn't any start parameter. That is, this is a
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# broken related.
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'mixed_related_alternative_plain_html_wrong_order': (
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(1, None, None),
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(6, 7),
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(1, 6, 7),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
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Content-Type: multipart/mixed; boundary="==="
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--===
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Content-Type: multipart/related; boundary="+++"
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--+++
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Content-Type: image/jpg
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Content-ID: <image1@cid>
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bogus jpg body
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--+++
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Content-Type: multipart/alternative; boundary="___"
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--___
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Content-Type: text/plain
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simple body
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--___
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Content-Type: text/html
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<p>simple body</p>
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--___--
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--+++--
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--===
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Content-Type: image/jpg
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Content-Disposition: attachment
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bogus jpg body
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|
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--===
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Content-Type: image/jpg
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Content-Disposition: attachment
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another bogus jpg body
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|
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|
--===--
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""")),
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'message_rfc822': (
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(None, None, None),
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(),
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(),
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textwrap.dedent("""\
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To: foo@example.com
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MIME-Version: 1.0
|
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Content-Type: message/rfc822
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To: bar@example.com
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From: robot@examp.com
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this is a message body.
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""")),
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'mixed_text_message_rfc822': (
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(None, None, 1),
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(2,),
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(1, 2),
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textwrap.dedent("""\
|
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|
To: foo@example.com
|
||
|
MIME-Version: 1.0
|
||
|
Content-Type: multipart/mixed; boundary="==="
|
||
|
|
||
|
--===
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Content-Type: text/plain
|
||
|
|
||
|
Your message has bounced, sir.
|
||
|
|
||
|
--===
|
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Content-Type: message/rfc822
|
||
|
|
||
|
To: bar@example.com
|
||
|
From: robot@examp.com
|
||
|
|
||
|
this is a message body.
|
||
|
|
||
|
--===--
|
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|
""")),
|
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|
|
||
|
}
|
||
|
|
||
|
def message_as_get_body(self, body_parts, attachments, parts, msg):
|
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m = self._str_msg(msg)
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allparts = list(m.walk())
|
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expected = [None if n is None else allparts[n] for n in body_parts]
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related = 0; html = 1; plain = 2
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self.assertEqual(m.get_body(), first(expected))
|
||
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self.assertEqual(m.get_body(preferencelist=(
|
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'related', 'html', 'plain')),
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first(expected))
|
||
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self.assertEqual(m.get_body(preferencelist=('related', 'html')),
|
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first(expected[related:html+1]))
|
||
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self.assertEqual(m.get_body(preferencelist=('related', 'plain')),
|
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|
first([expected[related], expected[plain]]))
|
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self.assertEqual(m.get_body(preferencelist=('html', 'plain')),
|
||
|
first(expected[html:plain+1]))
|
||
|
self.assertEqual(m.get_body(preferencelist=['related']),
|
||
|
expected[related])
|
||
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self.assertEqual(m.get_body(preferencelist=['html']), expected[html])
|
||
|
self.assertEqual(m.get_body(preferencelist=['plain']), expected[plain])
|
||
|
self.assertEqual(m.get_body(preferencelist=('plain', 'html')),
|
||
|
first(expected[plain:html-1:-1]))
|
||
|
self.assertEqual(m.get_body(preferencelist=('plain', 'related')),
|
||
|
first([expected[plain], expected[related]]))
|
||
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self.assertEqual(m.get_body(preferencelist=('html', 'related')),
|
||
|
first(expected[html::-1]))
|
||
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self.assertEqual(m.get_body(preferencelist=('plain', 'html', 'related')),
|
||
|
first(expected[::-1]))
|
||
|
self.assertEqual(m.get_body(preferencelist=('html', 'plain', 'related')),
|
||
|
first([expected[html],
|
||
|
expected[plain],
|
||
|
expected[related]]))
|
||
|
|
||
|
def message_as_iter_attachment(self, body_parts, attachments, parts, msg):
|
||
|
m = self._str_msg(msg)
|
||
|
allparts = list(m.walk())
|
||
|
attachments = [allparts[n] for n in attachments]
|
||
|
self.assertEqual(list(m.iter_attachments()), attachments)
|
||
|
|
||
|
def message_as_iter_parts(self, body_parts, attachments, parts, msg):
|
||
|
def _is_multipart_msg(msg):
|
||
|
return 'Content-Type: multipart' in msg
|
||
|
|
||
|
m = self._str_msg(msg)
|
||
|
allparts = list(m.walk())
|
||
|
parts = [allparts[n] for n in parts]
|
||
|
iter_parts = list(m.iter_parts()) if _is_multipart_msg(msg) else []
|
||
|
self.assertEqual(iter_parts, parts)
|
||
|
|
||
|
class _TestContentManager:
|
||
|
def get_content(self, msg, *args, **kw):
|
||
|
return msg, args, kw
|
||
|
def set_content(self, msg, *args, **kw):
|
||
|
self.msg = msg
|
||
|
self.args = args
|
||
|
self.kw = kw
|
||
|
|
||
|
def test_get_content_with_cm(self):
|
||
|
m = self._str_msg('')
|
||
|
cm = self._TestContentManager()
|
||
|
self.assertEqual(m.get_content(content_manager=cm), (m, (), {}))
|
||
|
msg, args, kw = m.get_content('foo', content_manager=cm, bar=1, k=2)
|
||
|
self.assertEqual(msg, m)
|
||
|
self.assertEqual(args, ('foo',))
|
||
|
self.assertEqual(kw, dict(bar=1, k=2))
|
||
|
|
||
|
def test_get_content_default_cm_comes_from_policy(self):
|
||
|
p = policy.default.clone(content_manager=self._TestContentManager())
|
||
|
m = self._str_msg('', policy=p)
|
||
|
self.assertEqual(m.get_content(), (m, (), {}))
|
||
|
msg, args, kw = m.get_content('foo', bar=1, k=2)
|
||
|
self.assertEqual(msg, m)
|
||
|
self.assertEqual(args, ('foo',))
|
||
|
self.assertEqual(kw, dict(bar=1, k=2))
|
||
|
|
||
|
def test_set_content_with_cm(self):
|
||
|
m = self._str_msg('')
|
||
|
cm = self._TestContentManager()
|
||
|
m.set_content(content_manager=cm)
|
||
|
self.assertEqual(cm.msg, m)
|
||
|
self.assertEqual(cm.args, ())
|
||
|
self.assertEqual(cm.kw, {})
|
||
|
m.set_content('foo', content_manager=cm, bar=1, k=2)
|
||
|
self.assertEqual(cm.msg, m)
|
||
|
self.assertEqual(cm.args, ('foo',))
|
||
|
self.assertEqual(cm.kw, dict(bar=1, k=2))
|
||
|
|
||
|
def test_set_content_default_cm_comes_from_policy(self):
|
||
|
cm = self._TestContentManager()
|
||
|
p = policy.default.clone(content_manager=cm)
|
||
|
m = self._str_msg('', policy=p)
|
||
|
m.set_content()
|
||
|
self.assertEqual(cm.msg, m)
|
||
|
self.assertEqual(cm.args, ())
|
||
|
self.assertEqual(cm.kw, {})
|
||
|
m.set_content('foo', bar=1, k=2)
|
||
|
self.assertEqual(cm.msg, m)
|
||
|
self.assertEqual(cm.args, ('foo',))
|
||
|
self.assertEqual(cm.kw, dict(bar=1, k=2))
|
||
|
|
||
|
# outcome is whether xxx_method should raise ValueError error when called
|
||
|
# on multipart/subtype. Blank outcome means it depends on xxx (add
|
||
|
# succeeds, make raises). Note: 'none' means there are content-type
|
||
|
# headers but payload is None...this happening in practice would be very
|
||
|
# unusual, so treating it as if there were content seems reasonable.
|
||
|
# method subtype outcome
|
||
|
subtype_params = (
|
||
|
('related', 'no_content', 'succeeds'),
|
||
|
('related', 'none', 'succeeds'),
|
||
|
('related', 'plain', 'succeeds'),
|
||
|
('related', 'related', ''),
|
||
|
('related', 'alternative', 'raises'),
|
||
|
('related', 'mixed', 'raises'),
|
||
|
('alternative', 'no_content', 'succeeds'),
|
||
|
('alternative', 'none', 'succeeds'),
|
||
|
('alternative', 'plain', 'succeeds'),
|
||
|
('alternative', 'related', 'succeeds'),
|
||
|
('alternative', 'alternative', ''),
|
||
|
('alternative', 'mixed', 'raises'),
|
||
|
('mixed', 'no_content', 'succeeds'),
|
||
|
('mixed', 'none', 'succeeds'),
|
||
|
('mixed', 'plain', 'succeeds'),
|
||
|
('mixed', 'related', 'succeeds'),
|
||
|
('mixed', 'alternative', 'succeeds'),
|
||
|
('mixed', 'mixed', ''),
|
||
|
)
|
||
|
|
||
|
def _make_subtype_test_message(self, subtype):
|
||
|
m = self.message()
|
||
|
payload = None
|
||
|
msg_headers = [
|
||
|
('To', 'foo@bar.com'),
|
||
|
('From', 'bar@foo.com'),
|
||
|
]
|
||
|
if subtype != 'no_content':
|
||
|
('content-shadow', 'Logrus'),
|
||
|
msg_headers.append(('X-Random-Header', 'Corwin'))
|
||
|
if subtype == 'text':
|
||
|
payload = ''
|
||
|
msg_headers.append(('Content-Type', 'text/plain'))
|
||
|
m.set_payload('')
|
||
|
elif subtype != 'no_content':
|
||
|
payload = []
|
||
|
msg_headers.append(('Content-Type', 'multipart/' + subtype))
|
||
|
msg_headers.append(('X-Trump', 'Random'))
|
||
|
m.set_payload(payload)
|
||
|
for name, value in msg_headers:
|
||
|
m[name] = value
|
||
|
return m, msg_headers, payload
|
||
|
|
||
|
def _check_disallowed_subtype_raises(self, m, method_name, subtype, method):
|
||
|
with self.assertRaises(ValueError) as ar:
|
||
|
getattr(m, method)()
|
||
|
exc_text = str(ar.exception)
|
||
|
self.assertIn(subtype, exc_text)
|
||
|
self.assertIn(method_name, exc_text)
|
||
|
|
||
|
def _check_make_multipart(self, m, msg_headers, payload):
|
||
|
count = 0
|
||
|
for name, value in msg_headers:
|
||
|
if not name.lower().startswith('content-'):
|
||
|
self.assertEqual(m[name], value)
|
||
|
count += 1
|
||
|
self.assertEqual(len(m), count+1) # +1 for new Content-Type
|
||
|
part = next(m.iter_parts())
|
||
|
count = 0
|
||
|
for name, value in msg_headers:
|
||
|
if name.lower().startswith('content-'):
|
||
|
self.assertEqual(part[name], value)
|
||
|
count += 1
|
||
|
self.assertEqual(len(part), count)
|
||
|
self.assertEqual(part.get_payload(), payload)
|
||
|
|
||
|
def subtype_as_make(self, method, subtype, outcome):
|
||
|
m, msg_headers, payload = self._make_subtype_test_message(subtype)
|
||
|
make_method = 'make_' + method
|
||
|
if outcome in ('', 'raises'):
|
||
|
self._check_disallowed_subtype_raises(m, method, subtype, make_method)
|
||
|
return
|
||
|
getattr(m, make_method)()
|
||
|
self.assertEqual(m.get_content_maintype(), 'multipart')
|
||
|
self.assertEqual(m.get_content_subtype(), method)
|
||
|
if subtype == 'no_content':
|
||
|
self.assertEqual(len(m.get_payload()), 0)
|
||
|
self.assertEqual(m.items(),
|
||
|
msg_headers + [('Content-Type',
|
||
|
'multipart/'+method)])
|
||
|
else:
|
||
|
self.assertEqual(len(m.get_payload()), 1)
|
||
|
self._check_make_multipart(m, msg_headers, payload)
|
||
|
|
||
|
def subtype_as_make_with_boundary(self, method, subtype, outcome):
|
||
|
# Doing all variation is a bit of overkill...
|
||
|
m = self.message()
|
||
|
if outcome in ('', 'raises'):
|
||
|
m['Content-Type'] = 'multipart/' + subtype
|
||
|
with self.assertRaises(ValueError) as cm:
|
||
|
getattr(m, 'make_' + method)()
|
||
|
return
|
||
|
if subtype == 'plain':
|
||
|
m['Content-Type'] = 'text/plain'
|
||
|
elif subtype != 'no_content':
|
||
|
m['Content-Type'] = 'multipart/' + subtype
|
||
|
getattr(m, 'make_' + method)(boundary="abc")
|
||
|
self.assertTrue(m.is_multipart())
|
||
|
self.assertEqual(m.get_boundary(), 'abc')
|
||
|
|
||
|
def test_policy_on_part_made_by_make_comes_from_message(self):
|
||
|
for method in ('make_related', 'make_alternative', 'make_mixed'):
|
||
|
m = self.message(policy=self.policy.clone(content_manager='foo'))
|
||
|
m['Content-Type'] = 'text/plain'
|
||
|
getattr(m, method)()
|
||
|
self.assertEqual(m.get_payload(0).policy.content_manager, 'foo')
|
||
|
|
||
|
class _TestSetContentManager:
|
||
|
def set_content(self, msg, content, *args, **kw):
|
||
|
msg['Content-Type'] = 'text/plain'
|
||
|
msg.set_payload(content)
|
||
|
|
||
|
def subtype_as_add(self, method, subtype, outcome):
|
||
|
m, msg_headers, payload = self._make_subtype_test_message(subtype)
|
||
|
cm = self._TestSetContentManager()
|
||
|
add_method = 'add_attachment' if method=='mixed' else 'add_' + method
|
||
|
if outcome == 'raises':
|
||
|
self._check_disallowed_subtype_raises(m, method, subtype, add_method)
|
||
|
return
|
||
|
getattr(m, add_method)('test', content_manager=cm)
|
||
|
self.assertEqual(m.get_content_maintype(), 'multipart')
|
||
|
self.assertEqual(m.get_content_subtype(), method)
|
||
|
if method == subtype or subtype == 'no_content':
|
||
|
self.assertEqual(len(m.get_payload()), 1)
|
||
|
for name, value in msg_headers:
|
||
|
self.assertEqual(m[name], value)
|
||
|
part = m.get_payload()[0]
|
||
|
else:
|
||
|
self.assertEqual(len(m.get_payload()), 2)
|
||
|
self._check_make_multipart(m, msg_headers, payload)
|
||
|
part = m.get_payload()[1]
|
||
|
self.assertEqual(part.get_content_type(), 'text/plain')
|
||
|
self.assertEqual(part.get_payload(), 'test')
|
||
|
if method=='mixed':
|
||
|
self.assertEqual(part['Content-Disposition'], 'attachment')
|
||
|
elif method=='related':
|
||
|
self.assertEqual(part['Content-Disposition'], 'inline')
|
||
|
else:
|
||
|
# Otherwise we don't guess.
|
||
|
self.assertIsNone(part['Content-Disposition'])
|
||
|
|
||
|
class _TestSetRaisingContentManager:
|
||
|
def set_content(self, msg, content, *args, **kw):
|
||
|
raise Exception('test')
|
||
|
|
||
|
def test_default_content_manager_for_add_comes_from_policy(self):
|
||
|
cm = self._TestSetRaisingContentManager()
|
||
|
m = self.message(policy=self.policy.clone(content_manager=cm))
|
||
|
for method in ('add_related', 'add_alternative', 'add_attachment'):
|
||
|
with self.assertRaises(Exception) as ar:
|
||
|
getattr(m, method)('')
|
||
|
self.assertEqual(str(ar.exception), 'test')
|
||
|
|
||
|
def message_as_clear(self, body_parts, attachments, parts, msg):
|
||
|
m = self._str_msg(msg)
|
||
|
m.clear()
|
||
|
self.assertEqual(len(m), 0)
|
||
|
self.assertEqual(list(m.items()), [])
|
||
|
self.assertIsNone(m.get_payload())
|
||
|
self.assertEqual(list(m.iter_parts()), [])
|
||
|
|
||
|
def message_as_clear_content(self, body_parts, attachments, parts, msg):
|
||
|
m = self._str_msg(msg)
|
||
|
expected_headers = [h for h in m.keys()
|
||
|
if not h.lower().startswith('content-')]
|
||
|
m.clear_content()
|
||
|
self.assertEqual(list(m.keys()), expected_headers)
|
||
|
self.assertIsNone(m.get_payload())
|
||
|
self.assertEqual(list(m.iter_parts()), [])
|
||
|
|
||
|
def test_is_attachment(self):
|
||
|
m = self._make_message()
|
||
|
self.assertFalse(m.is_attachment())
|
||
|
m['Content-Disposition'] = 'inline'
|
||
|
self.assertFalse(m.is_attachment())
|
||
|
m.replace_header('Content-Disposition', 'attachment')
|
||
|
self.assertTrue(m.is_attachment())
|
||
|
m.replace_header('Content-Disposition', 'AtTachMent')
|
||
|
self.assertTrue(m.is_attachment())
|
||
|
m.set_param('filename', 'abc.png', 'Content-Disposition')
|
||
|
self.assertTrue(m.is_attachment())
|
||
|
|
||
|
def test_iter_attachments_mutation(self):
|
||
|
# We had a bug where iter_attachments was mutating the list.
|
||
|
m = self._make_message()
|
||
|
m.set_content('arbitrary text as main part')
|
||
|
m.add_related('more text as a related part')
|
||
|
m.add_related('yet more text as a second "attachment"')
|
||
|
orig = m.get_payload().copy()
|
||
|
self.assertEqual(len(list(m.iter_attachments())), 2)
|
||
|
self.assertEqual(m.get_payload(), orig)
|
||
|
|
||
|
|
||
|
class TestEmailMessage(TestEmailMessageBase, TestEmailBase):
|
||
|
message = EmailMessage
|
||
|
|
||
|
def test_set_content_adds_MIME_Version(self):
|
||
|
m = self._str_msg('')
|
||
|
cm = self._TestContentManager()
|
||
|
self.assertNotIn('MIME-Version', m)
|
||
|
m.set_content(content_manager=cm)
|
||
|
self.assertEqual(m['MIME-Version'], '1.0')
|
||
|
|
||
|
class _MIME_Version_adding_CM:
|
||
|
def set_content(self, msg, *args, **kw):
|
||
|
msg['MIME-Version'] = '1.0'
|
||
|
|
||
|
def test_set_content_does_not_duplicate_MIME_Version(self):
|
||
|
m = self._str_msg('')
|
||
|
cm = self._MIME_Version_adding_CM()
|
||
|
self.assertNotIn('MIME-Version', m)
|
||
|
m.set_content(content_manager=cm)
|
||
|
self.assertEqual(m['MIME-Version'], '1.0')
|
||
|
|
||
|
def test_as_string_uses_max_header_length_by_default(self):
|
||
|
m = self._str_msg('Subject: long line' + ' ab'*50 + '\n\n')
|
||
|
self.assertEqual(len(m.as_string().strip().splitlines()), 3)
|
||
|
|
||
|
def test_as_string_allows_maxheaderlen(self):
|
||
|
m = self._str_msg('Subject: long line' + ' ab'*50 + '\n\n')
|
||
|
self.assertEqual(len(m.as_string(maxheaderlen=0).strip().splitlines()),
|
||
|
1)
|
||
|
self.assertEqual(len(m.as_string(maxheaderlen=34).strip().splitlines()),
|
||
|
6)
|
||
|
|
||
|
def test_as_string_unixform(self):
|
||
|
m = self._str_msg('test')
|
||
|
m.set_unixfrom('From foo@bar Thu Jan 1 00:00:00 1970')
|
||
|
self.assertEqual(m.as_string(unixfrom=True),
|
||
|
'From foo@bar Thu Jan 1 00:00:00 1970\n\ntest')
|
||
|
self.assertEqual(m.as_string(unixfrom=False), '\ntest')
|
||
|
|
||
|
def test_str_defaults_to_policy_max_line_length(self):
|
||
|
m = self._str_msg('Subject: long line' + ' ab'*50 + '\n\n')
|
||
|
self.assertEqual(len(str(m).strip().splitlines()), 3)
|
||
|
|
||
|
def test_str_defaults_to_utf8(self):
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = 'unicöde'
|
||
|
self.assertEqual(str(m), 'Subject: unicöde\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_1(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains UTF-8 words before
|
||
|
# and after the whitespace fold point, where the
|
||
|
# line length limit is reached within an ASCII
|
||
|
# word.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = 'Hello Wörld! Hello Wörld! ' \
|
||
|
'Hello Wörld! Hello Wörld!Hello Wörld!'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: Hello =?utf-8?q?W=C3=B6rld!_Hello_W'
|
||
|
b'=C3=B6rld!_Hello_W=C3=B6rld!?=\n'
|
||
|
b' Hello =?utf-8?q?W=C3=B6rld!Hello_W=C3=B6rld!?=\n\n')
|
||
|
|
||
|
|
||
|
def test_folding_with_utf8_encoding_2(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains UTF-8 words before
|
||
|
# and after the whitespace fold point, where the
|
||
|
# line length limit is reached at the end of an
|
||
|
# encoded word.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = 'Hello Wörld! Hello Wörld! ' \
|
||
|
'Hello Wörlds123! Hello Wörld!Hello Wörld!'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: Hello =?utf-8?q?W=C3=B6rld!_Hello_W'
|
||
|
b'=C3=B6rld!_Hello_W=C3=B6rlds123!?=\n'
|
||
|
b' Hello =?utf-8?q?W=C3=B6rld!Hello_W=C3=B6rld!?=\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_3(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains UTF-8 words before
|
||
|
# and after the whitespace fold point, where the
|
||
|
# line length limit is reached at the end of the
|
||
|
# first word.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = 'Hello-Wörld!-Hello-Wörld!-Hello-Wörlds123! ' \
|
||
|
'Hello Wörld!Hello Wörld!'
|
||
|
self.assertEqual(bytes(m), \
|
||
|
b'Subject: =?utf-8?q?Hello-W=C3=B6rld!-Hello-W'
|
||
|
b'=C3=B6rld!-Hello-W=C3=B6rlds123!?=\n'
|
||
|
b' Hello =?utf-8?q?W=C3=B6rld!Hello_W=C3=B6rld!?=\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_4(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains UTF-8 words before
|
||
|
# and after the fold point, where the first
|
||
|
# word is UTF-8 and the fold point is within
|
||
|
# the word.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = 'Hello-Wörld!-Hello-Wörld!-Hello-Wörlds123!-Hello' \
|
||
|
' Wörld!Hello Wörld!'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: =?utf-8?q?Hello-W=C3=B6rld!-Hello-W'
|
||
|
b'=C3=B6rld!-Hello-W=C3=B6rlds123!?=\n'
|
||
|
b' =?utf-8?q?-Hello_W=C3=B6rld!Hello_W=C3=B6rld!?=\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_5(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains a UTF-8 word after
|
||
|
# the fold point.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = '123456789 123456789 123456789 123456789 123456789' \
|
||
|
' 123456789 123456789 Hello Wörld!'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: 123456789 123456789 123456789 123456789'
|
||
|
b' 123456789 123456789 123456789\n'
|
||
|
b' Hello =?utf-8?q?W=C3=B6rld!?=\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_6(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line that contains a UTF-8 word before
|
||
|
# the fold point and ASCII words after
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = '123456789 123456789 123456789 123456789 Hello Wörld!' \
|
||
|
' 123456789 123456789 123456789 123456789 123456789' \
|
||
|
' 123456789'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: 123456789 123456789 123456789 123456789'
|
||
|
b' Hello =?utf-8?q?W=C3=B6rld!?=\n 123456789 '
|
||
|
b'123456789 123456789 123456789 123456789 '
|
||
|
b'123456789\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_7(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line twice that contains UTF-8 words before
|
||
|
# and after the first fold point, and ASCII words
|
||
|
# after the second fold point.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = '123456789 123456789 Hello Wörld! Hello Wörld! ' \
|
||
|
'123456789-123456789 123456789 Hello Wörld! 123456789' \
|
||
|
' 123456789'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: 123456789 123456789 Hello =?utf-8?q?'
|
||
|
b'W=C3=B6rld!_Hello_W=C3=B6rld!?=\n'
|
||
|
b' 123456789-123456789 123456789 Hello '
|
||
|
b'=?utf-8?q?W=C3=B6rld!?= 123456789\n 123456789\n\n')
|
||
|
|
||
|
def test_folding_with_utf8_encoding_8(self):
|
||
|
# bpo-36520
|
||
|
#
|
||
|
# Fold a line twice that contains UTF-8 words before
|
||
|
# the first fold point, and ASCII words after the
|
||
|
# first fold point, and UTF-8 words after the second
|
||
|
# fold point.
|
||
|
|
||
|
m = EmailMessage()
|
||
|
m['Subject'] = '123456789 123456789 Hello Wörld! Hello Wörld! ' \
|
||
|
'123456789 123456789 123456789 123456789 123456789 ' \
|
||
|
'123456789-123456789 123456789 Hello Wörld! 123456789' \
|
||
|
' 123456789'
|
||
|
self.assertEqual(bytes(m),
|
||
|
b'Subject: 123456789 123456789 Hello '
|
||
|
b'=?utf-8?q?W=C3=B6rld!_Hello_W=C3=B6rld!?=\n 123456789 '
|
||
|
b'123456789 123456789 123456789 123456789 '
|
||
|
b'123456789-123456789\n 123456789 Hello '
|
||
|
b'=?utf-8?q?W=C3=B6rld!?= 123456789 123456789\n\n')
|
||
|
|
||
|
def test_get_body_malformed(self):
|
||
|
"""test for bpo-42892"""
|
||
|
msg = textwrap.dedent("""\
|
||
|
Message-ID: <674392CA.4347091@email.au>
|
||
|
Date: Wed, 08 Nov 2017 08:50:22 +0700
|
||
|
From: Foo Bar <email@email.au>
|
||
|
MIME-Version: 1.0
|
||
|
To: email@email.com <email@email.com>
|
||
|
Subject: Python Email
|
||
|
Content-Type: multipart/mixed;
|
||
|
boundary="------------879045806563892972123996"
|
||
|
X-Global-filter:Messagescannedforspamandviruses:passedalltests
|
||
|
|
||
|
This is a multi-part message in MIME format.
|
||
|
--------------879045806563892972123996
|
||
|
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
|
||
|
Content-Transfer-Encoding: 7bit
|
||
|
|
||
|
Your message is ready to be sent with the following file or link
|
||
|
attachments:
|
||
|
XU89 - 08.11.2017
|
||
|
""")
|
||
|
m = self._str_msg(msg)
|
||
|
# In bpo-42892, this would raise
|
||
|
# AttributeError: 'str' object has no attribute 'is_attachment'
|
||
|
m.get_body()
|
||
|
|
||
|
|
||
|
class TestMIMEPart(TestEmailMessageBase, TestEmailBase):
|
||
|
# Doing the full test run here may seem a bit redundant, since the two
|
||
|
# classes are almost identical. But what if they drift apart? So we do
|
||
|
# the full tests so that any future drift doesn't introduce bugs.
|
||
|
message = MIMEPart
|
||
|
|
||
|
def test_set_content_does_not_add_MIME_Version(self):
|
||
|
m = self._str_msg('')
|
||
|
cm = self._TestContentManager()
|
||
|
self.assertNotIn('MIME-Version', m)
|
||
|
m.set_content(content_manager=cm)
|
||
|
self.assertNotIn('MIME-Version', m)
|
||
|
|
||
|
def test_string_payload_with_multipart_content_type(self):
|
||
|
msg = message_from_string(textwrap.dedent("""\
|
||
|
Content-Type: multipart/mixed; charset="utf-8"
|
||
|
|
||
|
sample text
|
||
|
"""), policy=policy.default)
|
||
|
attachments = msg.iter_attachments()
|
||
|
self.assertEqual(list(attachments), [])
|
||
|
|
||
|
|
||
|
if __name__ == '__main__':
|
||
|
unittest.main()
|