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import unittest
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from test.test_email import TestEmailBase, parameterize
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import textwrap
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from email import policy
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from email.message import EmailMessage
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from email.contentmanager import ContentManager, raw_data_manager
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@parameterize
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class TestContentManager(TestEmailBase):
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policy = policy.default
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message = EmailMessage
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get_key_params = {
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'full_type': (1, 'text/plain',),
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'maintype_only': (2, 'text',),
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'null_key': (3, '',),
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}
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def get_key_as_get_content_key(self, order, key):
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def foo_getter(msg, foo=None):
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bar = msg['X-Bar-Header']
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return foo, bar
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cm = ContentManager()
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cm.add_get_handler(key, foo_getter)
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m = self._make_message()
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m['Content-Type'] = 'text/plain'
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m['X-Bar-Header'] = 'foo'
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self.assertEqual(cm.get_content(m, foo='bar'), ('bar', 'foo'))
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def get_key_as_get_content_key_order(self, order, key):
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def bar_getter(msg):
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return msg['X-Bar-Header']
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def foo_getter(msg):
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return msg['X-Foo-Header']
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cm = ContentManager()
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cm.add_get_handler(key, foo_getter)
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for precedence, key in self.get_key_params.values():
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if precedence > order:
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cm.add_get_handler(key, bar_getter)
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m = self._make_message()
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m['Content-Type'] = 'text/plain'
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m['X-Bar-Header'] = 'bar'
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m['X-Foo-Header'] = 'foo'
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self.assertEqual(cm.get_content(m), ('foo'))
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def test_get_content_raises_if_unknown_mimetype_and_no_default(self):
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cm = ContentManager()
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m = self._make_message()
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m['Content-Type'] = 'text/plain'
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with self.assertRaisesRegex(KeyError, 'text/plain'):
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cm.get_content(m)
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class BaseThing(str):
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pass
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baseobject_full_path = __name__ + '.' + 'TestContentManager.BaseThing'
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class Thing(BaseThing):
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pass
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testobject_full_path = __name__ + '.' + 'TestContentManager.Thing'
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set_key_params = {
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'type': (0, Thing,),
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'full_path': (1, testobject_full_path,),
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'qualname': (2, 'TestContentManager.Thing',),
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'name': (3, 'Thing',),
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'base_type': (4, BaseThing,),
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'base_full_path': (5, baseobject_full_path,),
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'base_qualname': (6, 'TestContentManager.BaseThing',),
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'base_name': (7, 'BaseThing',),
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'str_type': (8, str,),
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'str_full_path': (9, 'builtins.str',),
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'str_name': (10, 'str',), # str name and qualname are the same
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'null_key': (11, None,),
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}
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def set_key_as_set_content_key(self, order, key):
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def foo_setter(msg, obj, foo=None):
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msg['X-Foo-Header'] = foo
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msg.set_payload(obj)
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cm = ContentManager()
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cm.add_set_handler(key, foo_setter)
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m = self._make_message()
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msg_obj = self.Thing()
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cm.set_content(m, msg_obj, foo='bar')
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self.assertEqual(m['X-Foo-Header'], 'bar')
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self.assertEqual(m.get_payload(), msg_obj)
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def set_key_as_set_content_key_order(self, order, key):
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def foo_setter(msg, obj):
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msg['X-FooBar-Header'] = 'foo'
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msg.set_payload(obj)
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def bar_setter(msg, obj):
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msg['X-FooBar-Header'] = 'bar'
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cm = ContentManager()
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cm.add_set_handler(key, foo_setter)
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for precedence, key in self.get_key_params.values():
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if precedence > order:
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cm.add_set_handler(key, bar_setter)
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m = self._make_message()
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msg_obj = self.Thing()
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cm.set_content(m, msg_obj)
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self.assertEqual(m['X-FooBar-Header'], 'foo')
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self.assertEqual(m.get_payload(), msg_obj)
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def test_set_content_raises_if_unknown_type_and_no_default(self):
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cm = ContentManager()
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m = self._make_message()
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msg_obj = self.Thing()
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with self.assertRaisesRegex(KeyError, self.testobject_full_path):
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cm.set_content(m, msg_obj)
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def test_set_content_raises_if_called_on_multipart(self):
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cm = ContentManager()
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m = self._make_message()
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m['Content-Type'] = 'multipart/foo'
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with self.assertRaises(TypeError):
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cm.set_content(m, 'test')
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def test_set_content_calls_clear_content(self):
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m = self._make_message()
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m['Content-Foo'] = 'bar'
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m['Content-Type'] = 'text/html'
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m['To'] = 'test'
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m.set_payload('abc')
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cm = ContentManager()
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cm.add_set_handler(str, lambda *args, **kw: None)
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m.set_content('xyz', content_manager=cm)
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self.assertIsNone(m['Content-Foo'])
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self.assertIsNone(m['Content-Type'])
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self.assertEqual(m['To'], 'test')
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self.assertIsNone(m.get_payload())
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@parameterize
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class TestRawDataManager(TestEmailBase):
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# Note: these tests are dependent on the order in which headers are added
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# to the message objects by the code. There's no defined ordering in
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# RFC5322/MIME, so this makes the tests more fragile than the standards
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# require. However, if the header order changes it is best to understand
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# *why*, and make sure it isn't a subtle bug in whatever change was
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# applied.
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policy = policy.default.clone(max_line_length=60,
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content_manager=raw_data_manager)
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message = EmailMessage
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def test_get_text_plain(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain
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Basic text.
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"""))
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self.assertEqual(raw_data_manager.get_content(m), "Basic text.\n")
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def test_get_text_html(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/html
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<p>Basic text.</p>
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"""))
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self.assertEqual(raw_data_manager.get_content(m),
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"<p>Basic text.</p>\n")
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def test_get_text_plain_latin1(self):
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m = self._bytes_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset=latin1
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Basìc tëxt.
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""").encode('latin1'))
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self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
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def test_get_text_plain_latin1_quoted_printable(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset="latin-1"
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Content-Transfer-Encoding: quoted-printable
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Bas=ECc t=EBxt.
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"""))
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self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
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def test_get_text_plain_utf8_base64(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset="utf8"
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Content-Transfer-Encoding: base64
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QmFzw6xjIHTDq3h0Lgo=
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"""))
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self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt.\n")
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def test_get_text_plain_bad_utf8_quoted_printable(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset="utf8"
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Content-Transfer-Encoding: quoted-printable
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Bas=c3=acc t=c3=abxt=fd.
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"""))
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self.assertEqual(raw_data_manager.get_content(m), "Basìc tëxt<78>.\n")
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def test_get_text_plain_bad_utf8_quoted_printable_ignore_errors(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset="utf8"
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Content-Transfer-Encoding: quoted-printable
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Bas=c3=acc t=c3=abxt=fd.
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"""))
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self.assertEqual(raw_data_manager.get_content(m, errors='ignore'),
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"Basìc tëxt.\n")
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def test_get_text_plain_utf8_base64_recoverable_bad_CTE_data(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain; charset="utf8"
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Content-Transfer-Encoding: base64
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QmFzw6xjIHTDq3h0Lgo\xFF=
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"""))
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self.assertEqual(raw_data_manager.get_content(m, errors='ignore'),
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"Basìc tëxt.\n")
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def test_get_text_invalid_keyword(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: text/plain
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Basic text.
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"""))
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with self.assertRaises(TypeError):
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raw_data_manager.get_content(m, foo='ignore')
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def test_get_non_text(self):
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template = textwrap.dedent("""\
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Content-Type: {}
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Content-Transfer-Encoding: base64
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Ym9ndXMgZGF0YQ==
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""")
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for maintype in 'audio image video application'.split():
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with self.subTest(maintype=maintype):
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m = self._str_msg(template.format(maintype+'/foo'))
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self.assertEqual(raw_data_manager.get_content(m), b"bogus data")
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def test_get_non_text_invalid_keyword(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: image/jpg
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Content-Transfer-Encoding: base64
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Ym9ndXMgZGF0YQ==
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"""))
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with self.assertRaises(TypeError):
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raw_data_manager.get_content(m, errors='ignore')
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def test_get_raises_on_multipart(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: multipart/mixed; boundary="==="
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--===
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--===--
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"""))
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with self.assertRaises(KeyError):
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raw_data_manager.get_content(m)
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def test_get_message_rfc822_and_external_body(self):
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template = textwrap.dedent("""\
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Content-Type: message/{}
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To: foo@example.com
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From: bar@example.com
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Subject: example
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an example message
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""")
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for subtype in 'rfc822 external-body'.split():
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with self.subTest(subtype=subtype):
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m = self._str_msg(template.format(subtype))
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sub_msg = raw_data_manager.get_content(m)
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self.assertIsInstance(sub_msg, self.message)
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self.assertEqual(raw_data_manager.get_content(sub_msg),
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"an example message\n")
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self.assertEqual(sub_msg['to'], 'foo@example.com')
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self.assertEqual(sub_msg['from'].addresses[0].username, 'bar')
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def test_get_message_non_rfc822_or_external_body_yields_bytes(self):
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m = self._str_msg(textwrap.dedent("""\
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Content-Type: message/partial
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To: foo@example.com
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From: bar@example.com
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Subject: example
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The real body is in another message.
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"""))
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self.assertEqual(raw_data_manager.get_content(m)[:10], b'To: foo@ex')
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def test_set_text_plain(self):
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m = self._make_message()
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content = "Simple message.\n"
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raw_data_manager.set_content(m, content)
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self.assertEqual(str(m), textwrap.dedent("""\
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Content-Type: text/plain; charset="utf-8"
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Content-Transfer-Encoding: 7bit
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Simple message.
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"""))
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self.assertEqual(m.get_payload(decode=True).decode('utf-8'), content)
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self.assertEqual(m.get_content(), content)
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def test_set_text_plain_null(self):
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m = self._make_message()
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content = ''
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raw_data_manager.set_content(m, content)
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self.assertEqual(str(m), textwrap.dedent("""\
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|
|
|
|
Content-Type: text/plain; charset="utf-8"
|
|
|
|
|
Content-Transfer-Encoding: 7bit
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
"""))
|
|
|
|
|
self.assertEqual(m.get_payload(decode=True).decode('utf-8'), '\n')
|
|
|
|
|
self.assertEqual(m.get_content(), '\n')
|
|
|
|
|
|
|
|
|
|
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_plain_long_line_heuristics(self):
|
|
|
|
|
m = self._make_message()
|
|
|
|
|
content = ("Simple but long message that is over 78 characters"
|
|
|
|
|
" long to force transfer encoding.\n")
|
|
|
|
|
raw_data_manager.set_content(m, content)
|
|
|
|
|
self.assertEqual(str(m), textwrap.dedent("""\
|
|
|
|
|
Content-Type: text/plain; charset="utf-8"
|
|
|
|
|
Content-Transfer-Encoding: quoted-printable
|
|
|
|
|
|
|
|
|
|
Simple but long message that is over 78 characters long to =
|
|
|
|
|
force transfer encoding.
|
|
|
|
|
"""))
|
|
|
|
|
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'))
|
|
|
|
|
|
|
|
|
|
def test_set_content_bytes_cte_7bit(self):
|
|
|
|
|
m = self._make_message()
|
|
|
|
|
m.set_content(b'ASCII-only message.\n',
|
|
|
|
|
maintype='application', subtype='octet-stream', cte='7bit')
|
|
|
|
|
self.assertEqual(str(m), textwrap.dedent("""\
|
|
|
|
|
Content-Type: application/octet-stream
|
|
|
|
|
Content-Transfer-Encoding: 7bit
|
|
|
|
|
MIME-Version: 1.0
|
|
|
|
|
|
|
|
|
|
ASCII-only message.
|
|
|
|
|
"""))
|
|
|
|
|
|
|
|
|
|
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()
|