import unittest
from test.test_email import TestEmailBase, parameterize
import textwrap
from email import policy
from email.message import EmailMessage
from email.contentmanager import ContentManager, raw_data_manager
@parameterize
class TestContentManager(TestEmailBase):
policy = policy.default
message = EmailMessage
get_key_params = {
'full_type': (1, 'text/plain',),
'maintype_only': (2, 'text',),
'null_key': (3, '',),
}
def get_key_as_get_content_key(self, order, key):
def foo_getter(msg, foo=None):
bar = msg['X-Bar-Header']
return foo, bar
cm = ContentManager()
cm.add_get_handler(key, foo_getter)
m = self._make_message()
m['Content-Type'] = 'text/plain'
m['X-Bar-Header'] = 'foo'
self.assertEqual(cm.get_content(m, foo='bar'), ('bar', 'foo'))
def get_key_as_get_content_key_order(self, order, key):
def bar_getter(msg):
return msg['X-Bar-Header']
def foo_getter(msg):
return msg['X-Foo-Header']
cm = ContentManager()
cm.add_get_handler(key, foo_getter)
for precedence, key in self.get_key_params.values():
if precedence > order:
cm.add_get_handler(key, bar_getter)
m = self._make_message()
m['Content-Type'] = 'text/plain'
m['X-Bar-Header'] = 'bar'
m['X-Foo-Header'] = 'foo'
self.assertEqual(cm.get_content(m), ('foo'))
def test_get_content_raises_if_unknown_mimetype_and_no_default(self):
cm = ContentManager()
m = self._make_message()
m['Content-Type'] = 'text/plain'
with self.assertRaisesRegex(KeyError, 'text/plain'):
cm.get_content(m)
class BaseThing(str):
pass
baseobject_full_path = __name__ + '.' + 'TestContentManager.BaseThing'
class Thing(BaseThing):
pass
testobject_full_path = __name__ + '.' + 'TestContentManager.Thing'
set_key_params = {
'type': (0, Thing,),
'full_path': (1, testobject_full_path,),
'qualname': (2, 'TestContentManager.Thing',),
'name': (3, 'Thing',),
'base_type': (4, BaseThing,),
'base_full_path': (5, baseobject_full_path,),
'base_qualname': (6, 'TestContentManager.BaseThing',),
'base_name': (7, 'BaseThing',),
'str_type': (8, str,),
'str_full_path': (9, 'builtins.str',),
'str_name': (10, 'str',), # str name and qualname are the same
'null_key': (11, None,),
}
def set_key_as_set_content_key(self, order, key):
def foo_setter(msg, obj, foo=None):
msg['X-Foo-Header'] = foo
msg.set_payload(obj)
cm = ContentManager()
cm.add_set_handler(key, foo_setter)
m = self._make_message()
msg_obj = self.Thing()
cm.set_content(m, msg_obj, foo='bar')
self.assertEqual(m['X-Foo-Header'], 'bar')
self.assertEqual(m.get_payload(), msg_obj)
def set_key_as_set_content_key_order(self, order, key):
def foo_setter(msg, obj):
msg['X-FooBar-Header'] = 'foo'
msg.set_payload(obj)
def bar_setter(msg, obj):
msg['X-FooBar-Header'] = 'bar'
cm = ContentManager()
cm.add_set_handler(key, foo_setter)
for precedence, key in self.get_key_params.values():
if precedence > order:
cm.add_set_handler(key, bar_setter)
m = self._make_message()
msg_obj = self.Thing()
cm.set_content(m, msg_obj)
self.assertEqual(m['X-FooBar-Header'], 'foo')
self.assertEqual(m.get_payload(), msg_obj)
def test_set_content_raises_if_unknown_type_and_no_default(self):
cm = ContentManager()
m = self._make_message()
msg_obj = self.Thing()
with self.assertRaisesRegex(KeyError, self.testobject_full_path):
cm.set_content(m, msg_obj)
def test_set_content_raises_if_called_on_multipart(self):
cm = ContentManager()
m = self._make_message()
m['Content-Type'] = 'multipart/foo'
with self.assertRaises(TypeError):
cm.set_content(m, 'test')
def test_set_content_calls_clear_content(self):
m = self._make_message()
m['Content-Foo'] = 'bar'
m['Content-Type'] = 'text/html'
m['To'] = 'test'
m.set_payload('abc')
cm = ContentManager()
cm.add_set_handler(str, lambda *args, **kw: None)
m.set_content('xyz', content_manager=cm)
self.assertIsNone(m['Content-Foo'])
self.assertIsNone(m['Content-Type'])
self.assertEqual(m['To'], 'test')
self.assertIsNone(m.get_payload())
@parameterize
class TestRawDataManager(TestEmailBase):
# Note: these tests are dependent on the order in which headers are added
# to the message objects by the code. There's no defined ordering in
# RFC5322/MIME, so this makes the tests more fragile than the standards
# require. However, if the header order changes it is best to understand
# *why*, and make sure it isn't a subtle bug in whatever change was
# applied.
policy = policy.default.clone(max_line_length=60,
content_manager=raw_data_manager)
message = EmailMessage
def test_get_text_plain(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain
Basic text.
"""))
self.assertEqual(raw_data_manager.get_content(m), "Basic text.\n")
def test_get_text_html(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/html
<p>Basic text.</p>
"""))
self.assertEqual(raw_data_manager.get_content(m),
"<p>Basic text.</p>\n")
def test_get_text_plain_latin1(self):
m = self._bytes_msg(textwrap.dedent("""\
Content-Type: text/plain; charset=latin1
Basìc tëxt.
""").encode('latin1'))
self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
def test_get_text_plain_latin1_quoted_printable(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain; charset="latin-1"
Content-Transfer-Encoding: quoted-printable
Bas=ECc t=EBxt.
"""))
self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
def test_get_text_plain_utf8_base64(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain; charset="utf8"
Content-Transfer-Encoding: base64
QmFzw6xjIHTDq3h0Lgo=
"""))
self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
def test_get_text_plain_bad_utf8_quoted_printable(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain; charset="utf8"
Content-Transfer-Encoding: quoted-printable
Bas=c3=acc t=c3=abxt=fd.
"""))
self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt�.\n")
def test_get_text_plain_bad_utf8_quoted_printable_ignore_errors(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain; charset="utf8"
Content-Transfer-Encoding: quoted-printable
Bas=c3=acc t=c3=abxt=fd.
"""))
self.assertEqual(raw_data_manager.get_content(m, errors='ignore'),
"Basìc tëxt.\n")
def test_get_text_plain_utf8_base64_recoverable_bad_CTE_data(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain; charset="utf8"
Content-Transfer-Encoding: base64
QmFzw6xjIHTDq3h0Lgo\xFF=
"""))
self.assertEqual(raw_data_manager.get_content(m, errors='ignore'),
"Basìc tëxt.\n")
def test_get_text_invalid_keyword(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: text/plain
Basic text.
"""))
with self.assertRaises(TypeError):
raw_data_manager.get_content(m, foo='ignore')
def test_get_non_text(self):
template = textwrap.dedent("""\
Content-Type: {}
Content-Transfer-Encoding: base64
Ym9ndXMgZGF0YQ==
""")
for maintype in 'audio image video application'.split():
with self.subTest(maintype=maintype):
m = self._str_msg(template.format(maintype+'/foo'))
self.assertEqual(raw_data_manager.get_content(m), b"bogus data")
def test_get_non_text_invalid_keyword(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: image/jpg
Content-Transfer-Encoding: base64
Ym9ndXMgZGF0YQ==
"""))
with self.assertRaises(TypeError):
raw_data_manager.get_content(m, errors='ignore')
def test_get_raises_on_multipart(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: multipart/mixed; boundary="==="
--===
--===--
"""))
with self.assertRaises(KeyError):
raw_data_manager.get_content(m)
def test_get_message_rfc822_and_external_body(self):
template = textwrap.dedent("""\
Content-Type: message/{}
To: foo@example.com
From: bar@example.com
Subject: example
an example message
""")
for subtype in 'rfc822 external-body'.split():
with self.subTest(subtype=subtype):
m = self._str_msg(template.format(subtype))
sub_msg = raw_data_manager.get_content(m)
self.assertIsInstance(sub_msg, self.message)
self.assertEqual(raw_data_manager.get_content(sub_msg),
"an example message\n")
self.assertEqual(sub_msg['to'], 'foo@example.com')
self.assertEqual(sub_msg['from'].addresses[0].username, 'bar')
def test_get_message_non_rfc822_or_external_body_yields_bytes(self):
m = self._str_msg(textwrap.dedent("""\
Content-Type: message/partial
To: foo@example.com
From: bar@example.com
Subject: example
The real body is in another message.
"""))
self.assertEqual(raw_data_manager.get_content(m)[:10], b'To: foo@ex')
def test_set_text_plain(self):
m = self._make_message()
content = "Simple message.\n"
raw_data_manager.set_content(m, content)
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
Simple message.
"""))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_html(self):
m = self._make_message()
content = "<p>Simple message.</p>\n"
raw_data_manager.set_content(m, content, subtype='html')
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: text/html; charset="utf-8"
Content-Transfer-Encoding: 7bit
<p>Simple message.</p>
"""))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_charset_latin_1(self):
m = self._make_message()
content = "Simple message.\n"
raw_data_manager.set_content(m, content, charset='latin-1')
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Simple message.
"""))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_short_line_minimal_non_ascii_heuristics(self):
m = self._make_message()
content = "et là il est monté sur moi et il commence à m'éto.\n"
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
et là il est monté sur moi et il commence à m'éto.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_long_line_minimal_non_ascii_heuristics(self):
m = self._make_message()
content = ("j'ai un problème de python. il est sorti de son"
" vivarium. et là il est monté sur moi et il commence"
" à m'éto.\n")
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: quoted-printable
j'ai un probl=C3=A8me de python. il est sorti de son vivari=
um. et l=C3=A0 il est mont=C3=A9 sur moi et il commence =
=C3=A0 m'=C3=A9to.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_11_lines_long_line_minimal_non_ascii_heuristics(self):
m = self._make_message()
content = '\n'*10 + (
"j'ai un problème de python. il est sorti de son"
" vivarium. et là il est monté sur moi et il commence"
" à m'éto.\n")
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: quoted-printable
""" + '\n'*10 + """
j'ai un probl=C3=A8me de python. il est sorti de son vivari=
um. et l=C3=A0 il est mont=C3=A9 sur moi et il commence =
=C3=A0 m'=C3=A9to.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_maximal_non_ascii_heuristics(self):
m = self._make_message()
content = "áàäéèęöő.\n"
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
áàäéèęöő.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_11_lines_maximal_non_ascii_heuristics(self):
m = self._make_message()
content = '\n'*10 + "áàäéèęöő.\n"
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
""" + '\n'*10 + """
áàäéèęöő.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_long_line_maximal_non_ascii_heuristics(self):
m = self._make_message()
content = ("áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő.\n")
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
w6HDoMOkw6nDqMSZw7bFkcOhw6DDpMOpw6jEmcO2xZHDocOgw6TDqcOoxJnD
tsWRw6HDoMOkw6nDqMSZw7bFkcOhw6DDpMOpw6jEmcO2xZHDocOgw6TDqcOo
xJnDtsWRw6HDoMOkw6nDqMSZw7bFkcOhw6DDpMOpw6jEmcO2xZHDocOgw6TD
qcOoxJnDtsWRw6HDoMOkw6nDqMSZw7bFkcOhw6DDpMOpw6jEmcO2xZHDocOg
w6TDqcOoxJnDtsWRLgo=
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_11_lines_long_line_maximal_non_ascii_heuristics(self):
# Yes, it chooses "wrong" here. It's a heuristic. So this result
# could change if we come up with a better heuristic.
m = self._make_message()
content = ('\n'*10 +
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő.\n")
raw_data_manager.set_content(m, "\n"*10 +
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő"
"áàäéèęöőáàäéèęöőáàäéèęöőáàäéèęöő.\n")
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: quoted-printable
""" + '\n'*10 + """
=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=
=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=
=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=
=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=
=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=
=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=
=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=
=A4=C3=A9=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=
=C3=A8=C4=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=
=99=C3=B6=C5=91=C3=A1=C3=A0=C3=A4=C3=A9=C3=A8=C4=99=C3=B6=
=C5=91.
""").encode('utf-8'))
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
self.assertEqual(m.get_content(), content)
def test_set_text_non_ascii_with_cte_7bit_raises(self):
m = self._make_message()
with self.assertRaises(UnicodeError):
raw_data_manager.set_content(m,"áàäéèęöő.\n", cte='7bit')
def test_set_text_non_ascii_with_charset_ascii_raises(self):
m = self._make_message()
with self.assertRaises(UnicodeError):
raw_data_manager.set_content(m,"áàäéèęöő.\n", charset='ascii')
def test_set_text_non_ascii_with_cte_7bit_and_charset_ascii_raises(self):
m = self._make_message()
with self.assertRaises(UnicodeError):
raw_data_manager.set_content(m,"áàäéèęöő.\n", cte='7bit', charset='ascii')
def test_set_message(self):
m = self._make_message()
m['Subject'] = "Forwarded message"
content = self._make_message()
content['To'] = 'python@vivarium.org'
content['From'] = 'police@monty.org'
content['Subject'] = "get back in your box"
content.set_content("Or face the comfy chair.")
raw_data_manager.set_content(m, content)
self.assertEqual(str(m), textwrap.dedent("""\
Subject: Forwarded message
Content-Type: message/rfc822
Content-Transfer-Encoding: 8bit
To: python@vivarium.org
From: police@monty.org
Subject: get back in your box
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
MIME-Version: 1.0
Or face the comfy chair.
"""))
payload = m.get_payload(0)
self.assertIsInstance(payload, self.message)
self.assertEqual(str(payload), str(content))
self.assertIsInstance(m.get_content(), self.message)
self.assertEqual(str(m.get_content()), str(content))
def test_set_message_with_non_ascii_and_coercion_to_7bit(self):
m = self._make_message()
m['Subject'] = "Escape report"
content = self._make_message()
content['To'] = 'police@monty.org'
content['From'] = 'victim@monty.org'
content['Subject'] = "Help"
content.set_content("j'ai un problème de python. il est sorti de son"
" vivarium.")
raw_data_manager.set_content(m, content)
self.assertEqual(bytes(m), textwrap.dedent("""\
Subject: Escape report
Content-Type: message/rfc822
Content-Transfer-Encoding: 8bit
To: police@monty.org
From: victim@monty.org
Subject: Help
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
j'ai un problème de python. il est sorti de son vivarium.
""").encode('utf-8'))
# The choice of base64 for the body encoding is because generator
# doesn't bother with heuristics and uses it unconditionally for utf-8
# text.
# XXX: the first cte should be 7bit, too...that's a generator bug.
# XXX: the line length in the body also looks like a generator bug.
self.assertEqual(m.as_string(maxheaderlen=self.policy.max_line_length),
textwrap.dedent("""\
Subject: Escape report
Content-Type: message/rfc822
Content-Transfer-Encoding: 8bit
To: police@monty.org
From: victim@monty.org
Subject: Help
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
aidhaSB1biBwcm9ibMOobWUgZGUgcHl0aG9uLiBpbCBlc3Qgc29ydGkgZGUgc29uIHZpdmFyaXVt
Lgo=
"""))
self.assertIsInstance(m.get_content(), self.message)
self.assertEqual(str(m.get_content()), str(content))
def test_set_message_invalid_cte_raises(self):
m = self._make_message()
content = self._make_message()
for cte in 'quoted-printable base64'.split():
for subtype in 'rfc822 external-body'.split():
with self.subTest(cte=cte, subtype=subtype):
with self.assertRaises(ValueError) as ar:
m.set_content(content, subtype, cte=cte)
exc = str(ar.exception)
self.assertIn(cte, exc)
self.assertIn(subtype, exc)
subtype = 'external-body'
for cte in '8bit binary'.split():
with self.subTest(cte=cte, subtype=subtype):
with self.assertRaises(ValueError) as ar:
m.set_content(content, subtype, cte=cte)
exc = str(ar.exception)
self.assertIn(cte, exc)
self.assertIn(subtype, exc)
def test_set_image_jpg(self):
for content in (b"bogus content",
bytearray(b"bogus content"),
memoryview(b"bogus content")):
with self.subTest(content=content):
m = self._make_message()
raw_data_manager.set_content(m, content, 'image', 'jpeg')
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: image/jpeg
Content-Transfer-Encoding: base64
Ym9ndXMgY29udGVudA==
"""))
self.assertEqual(m.get_payload(decode=True), content)
self.assertEqual(m.get_content(), content)
def test_set_audio_aif_with_quoted_printable_cte(self):
# Why you would use qp, I don't know, but it is technically supported.
# XXX: the incorrect line length is because binascii.b2a_qp doesn't
# support a line length parameter, but we must use it to get newline
# encoding.
# XXX: what about that lack of tailing newline? Do we actually handle
# that correctly in all cases? That is, if the *source* has an
# unencoded newline, do we add an extra newline to the returned payload
# or not? And can that actually be disambiguated based on the RFC?
m = self._make_message()
content = b'b\xFFgus\tcon\nt\rent ' + b'z'*100
m.set_content(content, 'audio', 'aif', cte='quoted-printable')
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: audio/aif
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
b=FFgus=09con=0At=0Dent=20zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz=
zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz""").encode('latin-1'))
self.assertEqual(m.get_payload(decode=True), content)
self.assertEqual(m.get_content(), content)
def test_set_video_mpeg_with_binary_cte(self):
m = self._make_message()
content = b'b\xFFgus\tcon\nt\rent ' + b'z'*100
m.set_content(content, 'video', 'mpeg', cte='binary')
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: video/mpeg
Content-Transfer-Encoding: binary
MIME-Version: 1.0
""").encode('ascii') +
# XXX: the second \n ought to be a \r, but generator gets it wrong.
# THIS MEANS WE DON'T ACTUALLY SUPPORT THE 'binary' CTE.
b'b\xFFgus\tcon\nt\nent zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz' +
b'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz')
self.assertEqual(m.get_payload(decode=True), content)
self.assertEqual(m.get_content(), content)
def test_set_application_octet_stream_with_8bit_cte(self):
# In 8bit mode, universal line end logic applies. It is up to the
# application to make sure the lines are short enough; we don't check.
m = self._make_message()
content = b'b\xFFgus\tcon\nt\rent\n' + b'z'*60 + b'\n'
m.set_content(content, 'application', 'octet-stream', cte='8bit')
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: application/octet-stream
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
""").encode('ascii') +
b'b\xFFgus\tcon\nt\nent\n' +
b'zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz\n')
self.assertEqual(m.get_payload(decode=True), content)
self.assertEqual(m.get_content(), content)
def test_set_headers_from_header_objects(self):
m = self._make_message()
content = "Simple message.\n"
header_factory = self.policy.header_factory
raw_data_manager.set_content(m, content, headers=(
header_factory("To", "foo@example.com"),
header_factory("From", "foo@example.com"),
header_factory("Subject", "I'm talking to myself.")))
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
To: foo@example.com
From: foo@example.com
Subject: I'm talking to myself.
Content-Transfer-Encoding: 7bit
Simple message.
"""))
def test_set_headers_from_strings(self):
m = self._make_message()
content = "Simple message.\n"
raw_data_manager.set_content(m, content, headers=(
"X-Foo-Header: foo",
"X-Bar-Header: bar",))
self.assertEqual(str(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
X-Foo-Header: foo
X-Bar-Header: bar
Content-Transfer-Encoding: 7bit
Simple message.
"""))
def test_set_headers_with_invalid_duplicate_string_header_raises(self):
m = self._make_message()
content = "Simple message.\n"
with self.assertRaisesRegex(ValueError, 'Content-Type'):
raw_data_manager.set_content(m, content, headers=(
"Content-Type: foo/bar",)
)
def test_set_headers_with_invalid_duplicate_header_header_raises(self):
m = self._make_message()
content = "Simple message.\n"
header_factory = self.policy.header_factory
with self.assertRaisesRegex(ValueError, 'Content-Type'):
raw_data_manager.set_content(m, content, headers=(
header_factory("Content-Type", " foo/bar"),)
)
def test_set_headers_with_defective_string_header_raises(self):
m = self._make_message()
content = "Simple message.\n"
with self.assertRaisesRegex(ValueError, 'a@fairly@@invalid@address'):
raw_data_manager.set_content(m, content, headers=(
'To: a@fairly@@invalid@address',)
)
print(m['To'].defects)
def test_set_headers_with_defective_header_header_raises(self):
m = self._make_message()
content = "Simple message.\n"
header_factory = self.policy.header_factory
with self.assertRaisesRegex(ValueError, 'a@fairly@@invalid@address'):
raw_data_manager.set_content(m, content, headers=(
header_factory('To', 'a@fairly@@invalid@address'),)
)
print(m['To'].defects)
def test_set_disposition_inline(self):
m = self._make_message()
m.set_content('foo', disposition='inline')
self.assertEqual(m['Content-Disposition'], 'inline')
def test_set_disposition_attachment(self):
m = self._make_message()
m.set_content('foo', disposition='attachment')
self.assertEqual(m['Content-Disposition'], 'attachment')
def test_set_disposition_foo(self):
m = self._make_message()
m.set_content('foo', disposition='foo')
self.assertEqual(m['Content-Disposition'], 'foo')
# XXX: we should have a 'strict' policy mode (beyond raise_on_defect) that
# would cause 'foo' above to raise.
def test_set_filename(self):
m = self._make_message()
m.set_content('foo', filename='bar.txt')
self.assertEqual(m['Content-Disposition'],
'attachment; filename="bar.txt"')
def test_set_filename_and_disposition_inline(self):
m = self._make_message()
m.set_content('foo', disposition='inline', filename='bar.txt')
self.assertEqual(m['Content-Disposition'], 'inline; filename="bar.txt"')
def test_set_non_ascii_filename(self):
m = self._make_message()
m.set_content('foo', filename='ábárî.txt')
self.assertEqual(bytes(m), textwrap.dedent("""\
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
Content-Disposition: attachment;
filename*=utf-8''%C3%A1b%C3%A1r%C3%AE.txt
MIME-Version: 1.0
foo
""").encode('ascii'))
content_object_params = {
'text_plain': ('content', ()),
'text_html': ('content', ('html',)),
'application_octet_stream': (b'content',
('application', 'octet_stream')),
'image_jpeg': (b'content', ('image', 'jpeg')),
'message_rfc822': (message(), ()),
'message_external_body': (message(), ('external-body',)),
}
def content_object_as_header_receiver(self, obj, mimetype):
m = self._make_message()
m.set_content(obj, *mimetype, headers=(
'To: foo@example.com',
'From: bar@simple.net'))
self.assertEqual(m['to'], 'foo@example.com')
self.assertEqual(m['from'], 'bar@simple.net')
def content_object_as_disposition_inline_receiver(self, obj, mimetype):
m = self._make_message()
m.set_content(obj, *mimetype, disposition='inline')
self.assertEqual(m['Content-Disposition'], 'inline')
def content_object_as_non_ascii_filename_receiver(self, obj, mimetype):
m = self._make_message()
m.set_content(obj, *mimetype, disposition='inline', filename='bár.txt')
self.assertEqual(m['Content-Disposition'], 'inline; filename="bár.txt"')
self.assertEqual(m.get_filename(), "bár.txt")
self.assertEqual(m['Content-Disposition'].params['filename'], "bár.txt")
def content_object_as_cid_receiver(self, obj, mimetype):
m = self._make_message()
m.set_content(obj, *mimetype, cid='some_random_stuff')
self.assertEqual(m['Content-ID'], 'some_random_stuff')
def content_object_as_params_receiver(self, obj, mimetype):
m = self._make_message()
params = {'foo': 'bár', 'abc': 'xyz'}
m.set_content(obj, *mimetype, params=params)
if isinstance(obj, str):
params['charset'] = 'utf-8'
self.assertEqual(m['Content-Type'].params, params)
if __name__ == '__main__':
unittest.main()