1484 lines
60 KiB
Python
1484 lines
60 KiB
Python
import asyncore
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import base64
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import mimetypes
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import os
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import shutil
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import smtpd
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import socket
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import sys
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import tempfile
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import threading
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from email import message_from_binary_file, message_from_bytes
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from email.header import Header
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from email.mime.text import MIMEText
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from email.utils import parseaddr
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from io import StringIO
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from smtplib import SMTP, SMTPAuthenticationError, SMTPException
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from ssl import SSLError
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from django.core import mail
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from django.core.mail import (
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EmailMessage, EmailMultiAlternatives, mail_admins, mail_managers,
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send_mail, send_mass_mail,
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)
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from django.core.mail.backends import console, dummy, filebased, locmem, smtp
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from django.core.mail.message import BadHeaderError, sanitize_address
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from django.test import SimpleTestCase, override_settings
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from django.test.utils import requires_tz_support
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from django.utils.encoding import force_bytes, force_text
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from django.utils.translation import gettext_lazy
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class HeadersCheckMixin:
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def assertMessageHasHeaders(self, message, headers):
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"""
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Asserts that the `message` has all `headers`.
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message: can be an instance of an email.Message subclass or a string
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with the contents of an email message.
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headers: should be a set of (header-name, header-value) tuples.
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"""
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if isinstance(message, bytes):
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message = message_from_bytes(message)
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msg_headers = set(message.items())
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self.assertTrue(headers.issubset(msg_headers), msg='Message is missing '
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'the following headers: %s' % (headers - msg_headers),)
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class MailTests(HeadersCheckMixin, SimpleTestCase):
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"""
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Non-backend specific tests.
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"""
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def get_decoded_attachments(self, django_message):
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"""
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Encode the specified django.core.mail.message.EmailMessage, then decode
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it using Python's email.parser module and, for each attachment of the
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message, return a list of tuples with (filename, content, mimetype).
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"""
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msg_bytes = django_message.message().as_bytes()
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email_message = message_from_bytes(msg_bytes)
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def iter_attachments():
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for i in email_message.walk():
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# Once support for Python<3.5 has been dropped, we can use
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# i.get_content_disposition() here instead.
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content_disposition = i.get('content-disposition', '').split(';')[0].lower()
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if content_disposition == 'attachment':
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filename = i.get_filename()
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content = i.get_payload(decode=True)
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mimetype = i.get_content_type()
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yield filename, content, mimetype
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return list(iter_attachments())
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def test_ascii(self):
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email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
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message = email.message()
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self.assertEqual(message['Subject'], 'Subject')
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self.assertEqual(message.get_payload(), 'Content')
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self.assertEqual(message['From'], 'from@example.com')
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self.assertEqual(message['To'], 'to@example.com')
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def test_multiple_recipients(self):
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email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com', 'other@example.com'])
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message = email.message()
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self.assertEqual(message['Subject'], 'Subject')
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self.assertEqual(message.get_payload(), 'Content')
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self.assertEqual(message['From'], 'from@example.com')
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self.assertEqual(message['To'], 'to@example.com, other@example.com')
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def test_recipients_with_empty_strings(self):
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"""
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Empty strings in various recipient arguments are always stripped
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off the final recipient list.
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"""
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ['to@example.com', ''],
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cc=['cc@example.com', ''],
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bcc=['', 'bcc@example.com'],
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reply_to=['', None],
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)
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self.assertEqual(
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email.recipients(),
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['to@example.com', 'cc@example.com', 'bcc@example.com']
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)
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def test_cc(self):
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"""Regression test for #7722"""
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email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'], cc=['cc@example.com'])
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message = email.message()
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self.assertEqual(message['Cc'], 'cc@example.com')
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self.assertEqual(email.recipients(), ['to@example.com', 'cc@example.com'])
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# Test multiple CC with multiple To
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ['to@example.com', 'other@example.com'],
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cc=['cc@example.com', 'cc.other@example.com']
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)
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message = email.message()
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self.assertEqual(message['Cc'], 'cc@example.com, cc.other@example.com')
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self.assertEqual(
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email.recipients(),
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['to@example.com', 'other@example.com', 'cc@example.com', 'cc.other@example.com']
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)
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# Testing with Bcc
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ['to@example.com', 'other@example.com'],
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cc=['cc@example.com', 'cc.other@example.com'], bcc=['bcc@example.com']
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)
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message = email.message()
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self.assertEqual(message['Cc'], 'cc@example.com, cc.other@example.com')
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self.assertEqual(
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email.recipients(),
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['to@example.com', 'other@example.com', 'cc@example.com', 'cc.other@example.com', 'bcc@example.com']
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)
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def test_reply_to(self):
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ['to@example.com'],
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reply_to=['reply_to@example.com'],
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)
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message = email.message()
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self.assertEqual(message['Reply-To'], 'reply_to@example.com')
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ['to@example.com'],
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reply_to=['reply_to1@example.com', 'reply_to2@example.com']
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)
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message = email.message()
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self.assertEqual(message['Reply-To'], 'reply_to1@example.com, reply_to2@example.com')
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def test_recipients_as_tuple(self):
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com', ('to@example.com', 'other@example.com'),
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cc=('cc@example.com', 'cc.other@example.com'), bcc=('bcc@example.com',)
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)
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message = email.message()
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self.assertEqual(message['Cc'], 'cc@example.com, cc.other@example.com')
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self.assertEqual(
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email.recipients(),
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['to@example.com', 'other@example.com', 'cc@example.com', 'cc.other@example.com', 'bcc@example.com']
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)
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def test_recipients_as_string(self):
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with self.assertRaisesMessage(TypeError, '"to" argument must be a list or tuple'):
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EmailMessage(to='foo@example.com')
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with self.assertRaisesMessage(TypeError, '"cc" argument must be a list or tuple'):
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EmailMessage(cc='foo@example.com')
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with self.assertRaisesMessage(TypeError, '"bcc" argument must be a list or tuple'):
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EmailMessage(bcc='foo@example.com')
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with self.assertRaisesMessage(TypeError, '"reply_to" argument must be a list or tuple'):
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EmailMessage(reply_to='reply_to@example.com')
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def test_header_injection(self):
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email = EmailMessage('Subject\nInjection Test', 'Content', 'from@example.com', ['to@example.com'])
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with self.assertRaises(BadHeaderError):
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email.message()
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email = EmailMessage(
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gettext_lazy('Subject\nInjection Test'), 'Content', 'from@example.com', ['to@example.com']
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)
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with self.assertRaises(BadHeaderError):
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email.message()
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def test_space_continuation(self):
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"""
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Test for space continuation character in long (ASCII) subject headers (#7747)
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"""
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email = EmailMessage(
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'Long subject lines that get wrapped should contain a space '
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'continuation character to get expected behavior in Outlook and Thunderbird',
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'Content', 'from@example.com', ['to@example.com']
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)
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message = email.message()
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self.assertEqual(
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message['Subject'].encode(),
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b'Long subject lines that get wrapped should contain a space continuation\n'
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b' character to get expected behavior in Outlook and Thunderbird'
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)
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def test_message_header_overrides(self):
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"""
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Specifying dates or message-ids in the extra headers overrides the
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default values (#9233)
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"""
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headers = {"date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
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email = EmailMessage('subject', 'content', 'from@example.com', ['to@example.com'], headers=headers)
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self.assertMessageHasHeaders(email.message(), {
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('Content-Transfer-Encoding', '7bit'),
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('Content-Type', 'text/plain; charset="utf-8"'),
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('From', 'from@example.com'),
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('MIME-Version', '1.0'),
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('Message-ID', 'foo'),
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('Subject', 'subject'),
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('To', 'to@example.com'),
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('date', 'Fri, 09 Nov 2001 01:08:47 -0000'),
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})
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def test_from_header(self):
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"""
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Make sure we can manually set the From header (#9214)
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"""
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email = EmailMessage(
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'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
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headers={'From': 'from@example.com'},
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)
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message = email.message()
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self.assertEqual(message['From'], 'from@example.com')
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def test_to_header(self):
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"""
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Make sure we can manually set the To header (#17444)
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"""
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email = EmailMessage('Subject', 'Content', 'bounce@example.com',
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['list-subscriber@example.com', 'list-subscriber2@example.com'],
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headers={'To': 'mailing-list@example.com'})
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message = email.message()
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self.assertEqual(message['To'], 'mailing-list@example.com')
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self.assertEqual(email.to, ['list-subscriber@example.com', 'list-subscriber2@example.com'])
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# If we don't set the To header manually, it should default to the `to` argument to the constructor
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email = EmailMessage('Subject', 'Content', 'bounce@example.com',
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['list-subscriber@example.com', 'list-subscriber2@example.com'])
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message = email.message()
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self.assertEqual(message['To'], 'list-subscriber@example.com, list-subscriber2@example.com')
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self.assertEqual(email.to, ['list-subscriber@example.com', 'list-subscriber2@example.com'])
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def test_reply_to_header(self):
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"""
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Specifying 'Reply-To' in headers should override reply_to.
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"""
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email = EmailMessage(
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'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
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reply_to=['foo@example.com'], headers={'Reply-To': 'override@example.com'},
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)
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message = email.message()
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self.assertEqual(message['Reply-To'], 'override@example.com')
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def test_multiple_message_call(self):
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"""
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Regression for #13259 - Make sure that headers are not changed when
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calling EmailMessage.message()
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"""
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email = EmailMessage(
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'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
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headers={'From': 'from@example.com'},
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)
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message = email.message()
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self.assertEqual(message['From'], 'from@example.com')
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message = email.message()
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self.assertEqual(message['From'], 'from@example.com')
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def test_unicode_address_header(self):
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"""
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||
Regression for #11144 - When a to/from/cc header contains unicode,
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make sure the email addresses are parsed correctly (especially with
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regards to commas)
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"""
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com',
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['"Firstname Sürname" <to@example.com>', 'other@example.com'],
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)
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self.assertEqual(
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email.message()['To'],
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'=?utf-8?q?Firstname_S=C3=BCrname?= <to@example.com>, other@example.com'
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||
)
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email = EmailMessage(
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'Subject', 'Content', 'from@example.com',
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['"Sürname, Firstname" <to@example.com>', 'other@example.com'],
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)
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self.assertEqual(
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email.message()['To'],
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'=?utf-8?q?S=C3=BCrname=2C_Firstname?= <to@example.com>, other@example.com'
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)
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def test_unicode_headers(self):
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email = EmailMessage("Gżegżółka", "Content", "from@example.com", ["to@example.com"],
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headers={"Sender": '"Firstname Sürname" <sender@example.com>',
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"Comments": 'My Sürname is non-ASCII'})
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||
message = email.message()
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||
self.assertEqual(message['Subject'], '=?utf-8?b?R8W8ZWfFvMOzxYJrYQ==?=')
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self.assertEqual(message['Sender'], '=?utf-8?q?Firstname_S=C3=BCrname?= <sender@example.com>')
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self.assertEqual(message['Comments'], '=?utf-8?q?My_S=C3=BCrname_is_non-ASCII?=')
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||
|
||
def test_safe_mime_multipart(self):
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||
"""
|
||
Make sure headers can be set with a different encoding than utf-8 in
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SafeMIMEMultipart as well
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||
"""
|
||
headers = {"Date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
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||
from_email, to = 'from@example.com', '"Sürname, Firstname" <to@example.com>'
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text_content = 'This is an important message.'
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html_content = '<p>This is an <strong>important</strong> message.</p>'
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msg = EmailMultiAlternatives('Message from Firstname Sürname', text_content, from_email, [to], headers=headers)
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msg.attach_alternative(html_content, "text/html")
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msg.encoding = 'iso-8859-1'
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||
self.assertEqual(msg.message()['To'], '=?iso-8859-1?q?S=FCrname=2C_Firstname?= <to@example.com>')
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||
self.assertEqual(msg.message()['Subject'], '=?iso-8859-1?q?Message_from_Firstname_S=FCrname?=')
|
||
|
||
def test_encoding(self):
|
||
"""
|
||
Regression for #12791 - Encode body correctly with other encodings
|
||
than utf-8
|
||
"""
|
||
email = EmailMessage('Subject', 'Firstname Sürname is a great guy.', 'from@example.com', ['other@example.com'])
|
||
email.encoding = 'iso-8859-1'
|
||
message = email.message()
|
||
self.assertMessageHasHeaders(message, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/plain; charset="iso-8859-1"'),
|
||
('Content-Transfer-Encoding', 'quoted-printable'),
|
||
('Subject', 'Subject'),
|
||
('From', 'from@example.com'),
|
||
('To', 'other@example.com')})
|
||
self.assertEqual(message.get_payload(), 'Firstname S=FCrname is a great guy.')
|
||
|
||
# Make sure MIME attachments also works correctly with other encodings than utf-8
|
||
text_content = 'Firstname Sürname is a great guy.'
|
||
html_content = '<p>Firstname Sürname is a <strong>great</strong> guy.</p>'
|
||
msg = EmailMultiAlternatives('Subject', text_content, 'from@example.com', ['to@example.com'])
|
||
msg.encoding = 'iso-8859-1'
|
||
msg.attach_alternative(html_content, "text/html")
|
||
payload0 = msg.message().get_payload(0)
|
||
self.assertMessageHasHeaders(payload0, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/plain; charset="iso-8859-1"'),
|
||
('Content-Transfer-Encoding', 'quoted-printable')})
|
||
self.assertTrue(payload0.as_bytes().endswith(b'\n\nFirstname S=FCrname is a great guy.'))
|
||
payload1 = msg.message().get_payload(1)
|
||
self.assertMessageHasHeaders(payload1, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/html; charset="iso-8859-1"'),
|
||
('Content-Transfer-Encoding', 'quoted-printable')})
|
||
self.assertTrue(
|
||
payload1.as_bytes().endswith(b'\n\n<p>Firstname S=FCrname is a <strong>great</strong> guy.</p>')
|
||
)
|
||
|
||
def test_attachments(self):
|
||
"""Regression test for #9367"""
|
||
headers = {"Date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
|
||
subject, from_email, to = 'hello', 'from@example.com', 'to@example.com'
|
||
text_content = 'This is an important message.'
|
||
html_content = '<p>This is an <strong>important</strong> message.</p>'
|
||
msg = EmailMultiAlternatives(subject, text_content, from_email, [to], headers=headers)
|
||
msg.attach_alternative(html_content, "text/html")
|
||
msg.attach("an attachment.pdf", b"%PDF-1.4.%...", mimetype="application/pdf")
|
||
msg_bytes = msg.message().as_bytes()
|
||
message = message_from_bytes(msg_bytes)
|
||
self.assertTrue(message.is_multipart())
|
||
self.assertEqual(message.get_content_type(), 'multipart/mixed')
|
||
self.assertEqual(message.get_default_type(), 'text/plain')
|
||
payload = message.get_payload()
|
||
self.assertEqual(payload[0].get_content_type(), 'multipart/alternative')
|
||
self.assertEqual(payload[1].get_content_type(), 'application/pdf')
|
||
|
||
def test_attachments_two_tuple(self):
|
||
msg = EmailMessage(attachments=[('filename1', 'content1')])
|
||
filename, content, mimetype = self.get_decoded_attachments(msg)[0]
|
||
self.assertEqual(filename, 'filename1')
|
||
self.assertEqual(content, b'content1')
|
||
self.assertEqual(mimetype, 'application/octet-stream')
|
||
|
||
def test_attachments_MIMEText(self):
|
||
txt = MIMEText('content1')
|
||
msg = EmailMessage(attachments=[txt])
|
||
payload = msg.message().get_payload()
|
||
self.assertEqual(payload[0], txt)
|
||
|
||
def test_non_ascii_attachment_filename(self):
|
||
"""Regression test for #14964"""
|
||
headers = {"Date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
|
||
subject, from_email, to = 'hello', 'from@example.com', 'to@example.com'
|
||
content = 'This is the message.'
|
||
msg = EmailMessage(subject, content, from_email, [to], headers=headers)
|
||
# Unicode in file name
|
||
msg.attach("une pièce jointe.pdf", b"%PDF-1.4.%...", mimetype="application/pdf")
|
||
msg_bytes = msg.message().as_bytes()
|
||
message = message_from_bytes(msg_bytes)
|
||
payload = message.get_payload()
|
||
self.assertEqual(payload[1].get_filename(), 'une pièce jointe.pdf')
|
||
|
||
def test_attach_file(self):
|
||
"""
|
||
Test attaching a file against different mimetypes and make sure that
|
||
a file will be attached and sent properly even if an invalid mimetype
|
||
is specified.
|
||
"""
|
||
files = (
|
||
# filename, actual mimetype
|
||
('file.txt', 'text/plain'),
|
||
('file.png', 'image/png'),
|
||
('file_txt', None),
|
||
('file_png', None),
|
||
('file_txt.png', 'image/png'),
|
||
('file_png.txt', 'text/plain'),
|
||
('file.eml', 'message/rfc822'),
|
||
)
|
||
test_mimetypes = ['text/plain', 'image/png', None]
|
||
|
||
for basename, real_mimetype in files:
|
||
for mimetype in test_mimetypes:
|
||
email = EmailMessage('subject', 'body', 'from@example.com', ['to@example.com'])
|
||
self.assertEqual(mimetypes.guess_type(basename)[0], real_mimetype)
|
||
self.assertEqual(email.attachments, [])
|
||
file_path = os.path.join(os.path.dirname(__file__), 'attachments', basename)
|
||
email.attach_file(file_path, mimetype=mimetype)
|
||
self.assertEqual(len(email.attachments), 1)
|
||
self.assertIn(basename, email.attachments[0])
|
||
msgs_sent_num = email.send()
|
||
self.assertEqual(msgs_sent_num, 1)
|
||
|
||
def test_attach_text_as_bytes(self):
|
||
msg = EmailMessage('subject', 'body', 'from@example.com', ['to@example.com'])
|
||
msg.attach('file.txt', b'file content')
|
||
sent_num = msg.send()
|
||
self.assertEqual(sent_num, 1)
|
||
filename, content, mimetype = self.get_decoded_attachments(msg)[0]
|
||
self.assertEqual(filename, 'file.txt')
|
||
self.assertEqual(content, b'file content')
|
||
self.assertEqual(mimetype, 'text/plain')
|
||
|
||
def test_attach_utf8_text_as_bytes(self):
|
||
"""
|
||
Non-ASCII characters encoded as valid UTF-8 are correctly transported
|
||
and decoded.
|
||
"""
|
||
msg = EmailMessage('subject', 'body', 'from@example.com', ['to@example.com'])
|
||
msg.attach('file.txt', b'\xc3\xa4') # UTF-8 encoded a umlaut.
|
||
filename, content, mimetype = self.get_decoded_attachments(msg)[0]
|
||
self.assertEqual(filename, 'file.txt')
|
||
self.assertEqual(content, b'\xc3\xa4')
|
||
self.assertEqual(mimetype, 'text/plain')
|
||
|
||
def test_attach_non_utf8_text_as_bytes(self):
|
||
"""
|
||
Binary data that can't be decoded as UTF-8 overrides the MIME type
|
||
instead of decoding the data.
|
||
"""
|
||
msg = EmailMessage('subject', 'body', 'from@example.com', ['to@example.com'])
|
||
msg.attach('file.txt', b'\xff') # Invalid UTF-8.
|
||
filename, content, mimetype = self.get_decoded_attachments(msg)[0]
|
||
self.assertEqual(filename, 'file.txt')
|
||
# Content should be passed through unmodified.
|
||
self.assertEqual(content, b'\xff')
|
||
self.assertEqual(mimetype, 'application/octet-stream')
|
||
|
||
def test_dummy_backend(self):
|
||
"""
|
||
Make sure that dummy backends returns correct number of sent messages
|
||
"""
|
||
connection = dummy.EmailBackend()
|
||
email = EmailMessage(
|
||
'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
self.assertEqual(connection.send_messages([email, email, email]), 3)
|
||
|
||
def test_arbitrary_keyword(self):
|
||
"""
|
||
Make sure that get_connection() accepts arbitrary keyword that might be
|
||
used with custom backends.
|
||
"""
|
||
c = mail.get_connection(fail_silently=True, foo='bar')
|
||
self.assertTrue(c.fail_silently)
|
||
|
||
def test_custom_backend(self):
|
||
"""Test custom backend defined in this suite."""
|
||
conn = mail.get_connection('mail.custombackend.EmailBackend')
|
||
self.assertTrue(hasattr(conn, 'test_outbox'))
|
||
email = EmailMessage(
|
||
'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
conn.send_messages([email])
|
||
self.assertEqual(len(conn.test_outbox), 1)
|
||
|
||
def test_backend_arg(self):
|
||
"""Test backend argument of mail.get_connection()"""
|
||
self.assertIsInstance(mail.get_connection('django.core.mail.backends.smtp.EmailBackend'), smtp.EmailBackend)
|
||
self.assertIsInstance(
|
||
mail.get_connection('django.core.mail.backends.locmem.EmailBackend'),
|
||
locmem.EmailBackend
|
||
)
|
||
self.assertIsInstance(mail.get_connection('django.core.mail.backends.dummy.EmailBackend'), dummy.EmailBackend)
|
||
self.assertIsInstance(
|
||
mail.get_connection('django.core.mail.backends.console.EmailBackend'),
|
||
console.EmailBackend
|
||
)
|
||
with tempfile.TemporaryDirectory() as tmp_dir:
|
||
self.assertIsInstance(
|
||
mail.get_connection('django.core.mail.backends.filebased.EmailBackend', file_path=tmp_dir),
|
||
filebased.EmailBackend
|
||
)
|
||
self.assertIsInstance(mail.get_connection(), locmem.EmailBackend)
|
||
|
||
@override_settings(
|
||
EMAIL_BACKEND='django.core.mail.backends.locmem.EmailBackend',
|
||
ADMINS=[('nobody', 'nobody@example.com')],
|
||
MANAGERS=[('nobody', 'nobody@example.com')])
|
||
def test_connection_arg(self):
|
||
"""Test connection argument to send_mail(), et. al."""
|
||
mail.outbox = []
|
||
|
||
# Send using non-default connection
|
||
connection = mail.get_connection('mail.custombackend.EmailBackend')
|
||
send_mail('Subject', 'Content', 'from@example.com', ['to@example.com'], connection=connection)
|
||
self.assertEqual(mail.outbox, [])
|
||
self.assertEqual(len(connection.test_outbox), 1)
|
||
self.assertEqual(connection.test_outbox[0].subject, 'Subject')
|
||
|
||
connection = mail.get_connection('mail.custombackend.EmailBackend')
|
||
send_mass_mail([
|
||
('Subject1', 'Content1', 'from1@example.com', ['to1@example.com']),
|
||
('Subject2', 'Content2', 'from2@example.com', ['to2@example.com']),
|
||
], connection=connection)
|
||
self.assertEqual(mail.outbox, [])
|
||
self.assertEqual(len(connection.test_outbox), 2)
|
||
self.assertEqual(connection.test_outbox[0].subject, 'Subject1')
|
||
self.assertEqual(connection.test_outbox[1].subject, 'Subject2')
|
||
|
||
connection = mail.get_connection('mail.custombackend.EmailBackend')
|
||
mail_admins('Admin message', 'Content', connection=connection)
|
||
self.assertEqual(mail.outbox, [])
|
||
self.assertEqual(len(connection.test_outbox), 1)
|
||
self.assertEqual(connection.test_outbox[0].subject, '[Django] Admin message')
|
||
|
||
connection = mail.get_connection('mail.custombackend.EmailBackend')
|
||
mail_managers('Manager message', 'Content', connection=connection)
|
||
self.assertEqual(mail.outbox, [])
|
||
self.assertEqual(len(connection.test_outbox), 1)
|
||
self.assertEqual(connection.test_outbox[0].subject, '[Django] Manager message')
|
||
|
||
def test_dont_mangle_from_in_body(self):
|
||
# Regression for #13433 - Make sure that EmailMessage doesn't mangle
|
||
# 'From ' in message body.
|
||
email = EmailMessage(
|
||
'Subject', 'From the future', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
self.assertNotIn(b'>From the future', email.message().as_bytes())
|
||
|
||
def test_dont_base64_encode(self):
|
||
# Ticket #3472
|
||
# Shouldn't use Base64 encoding at all
|
||
msg = EmailMessage(
|
||
'Subject', 'UTF-8 encoded body', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
self.assertIn(b'Content-Transfer-Encoding: 7bit', msg.message().as_bytes())
|
||
|
||
# Ticket #11212
|
||
# Shouldn't use quoted printable, should detect it can represent content with 7 bit data
|
||
msg = EmailMessage(
|
||
'Subject', 'Body with only ASCII characters.', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
s = msg.message().as_bytes()
|
||
self.assertIn(b'Content-Transfer-Encoding: 7bit', s)
|
||
|
||
# Shouldn't use quoted printable, should detect it can represent content with 8 bit data
|
||
msg = EmailMessage(
|
||
'Subject', 'Body with latin characters: àáä.', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
s = msg.message().as_bytes()
|
||
self.assertIn(b'Content-Transfer-Encoding: 8bit', s)
|
||
s = msg.message().as_string()
|
||
self.assertIn('Content-Transfer-Encoding: 8bit', s)
|
||
|
||
msg = EmailMessage(
|
||
'Subject', 'Body with non latin characters: А Б В Г Д Е Ж Ѕ З И І К Л М Н О П.', 'bounce@example.com',
|
||
['to@example.com'], headers={'From': 'from@example.com'},
|
||
)
|
||
s = msg.message().as_bytes()
|
||
self.assertIn(b'Content-Transfer-Encoding: 8bit', s)
|
||
s = msg.message().as_string()
|
||
self.assertIn('Content-Transfer-Encoding: 8bit', s)
|
||
|
||
def test_dont_base64_encode_message_rfc822(self):
|
||
# Ticket #18967
|
||
# Shouldn't use base64 encoding for a child EmailMessage attachment.
|
||
# Create a child message first
|
||
child_msg = EmailMessage(
|
||
'Child Subject', 'Some body of child message', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
child_s = child_msg.message().as_string()
|
||
|
||
# Now create a parent
|
||
parent_msg = EmailMessage(
|
||
'Parent Subject', 'Some parent body', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
|
||
# Attach to parent as a string
|
||
parent_msg.attach(content=child_s, mimetype='message/rfc822')
|
||
parent_s = parent_msg.message().as_string()
|
||
|
||
# The child message header is not base64 encoded
|
||
self.assertIn('Child Subject', parent_s)
|
||
|
||
# Feature test: try attaching email.Message object directly to the mail.
|
||
parent_msg = EmailMessage(
|
||
'Parent Subject', 'Some parent body', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
parent_msg.attach(content=child_msg.message(), mimetype='message/rfc822')
|
||
parent_s = parent_msg.message().as_string()
|
||
|
||
# The child message header is not base64 encoded
|
||
self.assertIn('Child Subject', parent_s)
|
||
|
||
# Feature test: try attaching Django's EmailMessage object directly to the mail.
|
||
parent_msg = EmailMessage(
|
||
'Parent Subject', 'Some parent body', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
parent_msg.attach(content=child_msg, mimetype='message/rfc822')
|
||
parent_s = parent_msg.message().as_string()
|
||
|
||
# The child message header is not base64 encoded
|
||
self.assertIn('Child Subject', parent_s)
|
||
|
||
def test_sanitize_address(self):
|
||
"""
|
||
Email addresses are properly sanitized.
|
||
"""
|
||
# Simple ASCII address - string form
|
||
self.assertEqual(sanitize_address('to@example.com', 'ascii'), 'to@example.com')
|
||
self.assertEqual(sanitize_address('to@example.com', 'utf-8'), 'to@example.com')
|
||
|
||
# Simple ASCII address - tuple form
|
||
self.assertEqual(
|
||
sanitize_address(('A name', 'to@example.com'), 'ascii'),
|
||
'A name <to@example.com>'
|
||
)
|
||
self.assertEqual(
|
||
sanitize_address(('A name', 'to@example.com'), 'utf-8'),
|
||
'=?utf-8?q?A_name?= <to@example.com>'
|
||
)
|
||
|
||
# Unicode characters are are supported in RFC-6532.
|
||
self.assertEqual(
|
||
sanitize_address('tó@example.com', 'utf-8'),
|
||
'=?utf-8?b?dMOz?=@example.com'
|
||
)
|
||
self.assertEqual(
|
||
sanitize_address(('Tó Example', 'tó@example.com'), 'utf-8'),
|
||
'=?utf-8?q?T=C3=B3_Example?= <=?utf-8?b?dMOz?=@example.com>'
|
||
)
|
||
|
||
|
||
@requires_tz_support
|
||
class MailTimeZoneTests(SimpleTestCase):
|
||
|
||
@override_settings(EMAIL_USE_LOCALTIME=False, USE_TZ=True, TIME_ZONE='Africa/Algiers')
|
||
def test_date_header_utc(self):
|
||
"""
|
||
EMAIL_USE_LOCALTIME=False creates a datetime in UTC.
|
||
"""
|
||
email = EmailMessage('Subject', 'Body', 'bounce@example.com', ['to@example.com'])
|
||
self.assertTrue(email.message()['Date'].endswith('-0000'))
|
||
|
||
@override_settings(EMAIL_USE_LOCALTIME=True, USE_TZ=True, TIME_ZONE='Africa/Algiers')
|
||
def test_date_header_localtime(self):
|
||
"""
|
||
EMAIL_USE_LOCALTIME=True creates a datetime in the local time zone.
|
||
"""
|
||
email = EmailMessage('Subject', 'Body', 'bounce@example.com', ['to@example.com'])
|
||
self.assertTrue(email.message()['Date'].endswith('+0100')) # Africa/Algiers is UTC+1
|
||
|
||
|
||
class PythonGlobalState(SimpleTestCase):
|
||
"""
|
||
Tests for #12422 -- Django smarts (#2472/#11212) with charset of utf-8 text
|
||
parts shouldn't pollute global email Python package charset registry when
|
||
django.mail.message is imported.
|
||
"""
|
||
|
||
def test_utf8(self):
|
||
txt = MIMEText('UTF-8 encoded body', 'plain', 'utf-8')
|
||
self.assertIn('Content-Transfer-Encoding: base64', txt.as_string())
|
||
|
||
def test_7bit(self):
|
||
txt = MIMEText('Body with only ASCII characters.', 'plain', 'utf-8')
|
||
self.assertIn('Content-Transfer-Encoding: base64', txt.as_string())
|
||
|
||
def test_8bit_latin(self):
|
||
txt = MIMEText('Body with latin characters: àáä.', 'plain', 'utf-8')
|
||
self.assertIn('Content-Transfer-Encoding: base64', txt.as_string())
|
||
|
||
def test_8bit_non_latin(self):
|
||
txt = MIMEText('Body with non latin characters: А Б В Г Д Е Ж Ѕ З И І К Л М Н О П.', 'plain', 'utf-8')
|
||
self.assertIn('Content-Transfer-Encoding: base64', txt.as_string())
|
||
|
||
|
||
class BaseEmailBackendTests(HeadersCheckMixin):
|
||
email_backend = None
|
||
|
||
def setUp(self):
|
||
self.settings_override = override_settings(EMAIL_BACKEND=self.email_backend)
|
||
self.settings_override.enable()
|
||
|
||
def tearDown(self):
|
||
self.settings_override.disable()
|
||
|
||
def assertStartsWith(self, first, second):
|
||
if not first.startswith(second):
|
||
self.longMessage = True
|
||
self.assertEqual(first[:len(second)], second, "First string doesn't start with the second.")
|
||
|
||
def get_mailbox_content(self):
|
||
raise NotImplementedError('subclasses of BaseEmailBackendTests must provide a get_mailbox_content() method')
|
||
|
||
def flush_mailbox(self):
|
||
raise NotImplementedError('subclasses of BaseEmailBackendTests may require a flush_mailbox() method')
|
||
|
||
def get_the_message(self):
|
||
mailbox = self.get_mailbox_content()
|
||
self.assertEqual(
|
||
len(mailbox), 1,
|
||
"Expected exactly one message, got %d.\n%r" % (len(mailbox), [m.as_string() for m in mailbox])
|
||
)
|
||
return mailbox[0]
|
||
|
||
def test_send(self):
|
||
email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
|
||
num_sent = mail.get_connection().send_messages([email])
|
||
self.assertEqual(num_sent, 1)
|
||
message = self.get_the_message()
|
||
self.assertEqual(message["subject"], "Subject")
|
||
self.assertEqual(message.get_payload(), "Content")
|
||
self.assertEqual(message["from"], "from@example.com")
|
||
self.assertEqual(message.get_all("to"), ["to@example.com"])
|
||
|
||
def test_send_unicode(self):
|
||
email = EmailMessage('Chère maman', 'Je t\'aime très fort', 'from@example.com', ['to@example.com'])
|
||
num_sent = mail.get_connection().send_messages([email])
|
||
self.assertEqual(num_sent, 1)
|
||
message = self.get_the_message()
|
||
self.assertEqual(message["subject"], '=?utf-8?q?Ch=C3=A8re_maman?=')
|
||
self.assertEqual(force_text(message.get_payload(decode=True)), 'Je t\'aime très fort')
|
||
|
||
def test_send_long_lines(self):
|
||
"""
|
||
Email line length is limited to 998 chars by the RFC:
|
||
https://tools.ietf.org/html/rfc5322#section-2.1.1
|
||
Message body containing longer lines are converted to Quoted-Printable
|
||
to avoid having to insert newlines, which could be hairy to do properly.
|
||
"""
|
||
# Unencoded body length is < 998 (840) but > 998 when utf-8 encoded.
|
||
email = EmailMessage('Subject', 'В южных морях ' * 60, 'from@example.com', ['to@example.com'])
|
||
email.send()
|
||
message = self.get_the_message()
|
||
self.assertMessageHasHeaders(message, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/plain; charset="utf-8"'),
|
||
('Content-Transfer-Encoding', 'quoted-printable'),
|
||
})
|
||
|
||
def test_send_many(self):
|
||
email1 = EmailMessage('Subject', 'Content1', 'from@example.com', ['to@example.com'])
|
||
email2 = EmailMessage('Subject', 'Content2', 'from@example.com', ['to@example.com'])
|
||
# send_messages() may take a list or a generator.
|
||
emails_lists = ([email1, email2], (email for email in [email1, email2]))
|
||
for emails_list in emails_lists:
|
||
num_sent = mail.get_connection().send_messages(emails_list)
|
||
self.assertEqual(num_sent, 2)
|
||
messages = self.get_mailbox_content()
|
||
self.assertEqual(len(messages), 2)
|
||
self.assertEqual(messages[0].get_payload(), 'Content1')
|
||
self.assertEqual(messages[1].get_payload(), 'Content2')
|
||
self.flush_mailbox()
|
||
|
||
def test_send_verbose_name(self):
|
||
email = EmailMessage("Subject", "Content", '"Firstname Sürname" <from@example.com>',
|
||
["to@example.com"])
|
||
email.send()
|
||
message = self.get_the_message()
|
||
self.assertEqual(message["subject"], "Subject")
|
||
self.assertEqual(message.get_payload(), "Content")
|
||
self.assertEqual(message["from"], "=?utf-8?q?Firstname_S=C3=BCrname?= <from@example.com>")
|
||
|
||
def test_plaintext_send_mail(self):
|
||
"""
|
||
Test send_mail without the html_message
|
||
regression test for adding html_message parameter to send_mail()
|
||
"""
|
||
send_mail('Subject', 'Content', 'sender@example.com', ['nobody@example.com'])
|
||
message = self.get_the_message()
|
||
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get_all('to'), ['nobody@example.com'])
|
||
self.assertFalse(message.is_multipart())
|
||
self.assertEqual(message.get_payload(), 'Content')
|
||
self.assertEqual(message.get_content_type(), 'text/plain')
|
||
|
||
def test_html_send_mail(self):
|
||
"""Test html_message argument to send_mail"""
|
||
send_mail('Subject', 'Content', 'sender@example.com', ['nobody@example.com'], html_message='HTML Content')
|
||
message = self.get_the_message()
|
||
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get_all('to'), ['nobody@example.com'])
|
||
self.assertTrue(message.is_multipart())
|
||
self.assertEqual(len(message.get_payload()), 2)
|
||
self.assertEqual(message.get_payload(0).get_payload(), 'Content')
|
||
self.assertEqual(message.get_payload(0).get_content_type(), 'text/plain')
|
||
self.assertEqual(message.get_payload(1).get_payload(), 'HTML Content')
|
||
self.assertEqual(message.get_payload(1).get_content_type(), 'text/html')
|
||
|
||
@override_settings(MANAGERS=[('nobody', 'nobody@example.com')])
|
||
def test_html_mail_managers(self):
|
||
"""Test html_message argument to mail_managers"""
|
||
mail_managers('Subject', 'Content', html_message='HTML Content')
|
||
message = self.get_the_message()
|
||
|
||
self.assertEqual(message.get('subject'), '[Django] Subject')
|
||
self.assertEqual(message.get_all('to'), ['nobody@example.com'])
|
||
self.assertTrue(message.is_multipart())
|
||
self.assertEqual(len(message.get_payload()), 2)
|
||
self.assertEqual(message.get_payload(0).get_payload(), 'Content')
|
||
self.assertEqual(message.get_payload(0).get_content_type(), 'text/plain')
|
||
self.assertEqual(message.get_payload(1).get_payload(), 'HTML Content')
|
||
self.assertEqual(message.get_payload(1).get_content_type(), 'text/html')
|
||
|
||
@override_settings(ADMINS=[('nobody', 'nobody@example.com')])
|
||
def test_html_mail_admins(self):
|
||
"""Test html_message argument to mail_admins """
|
||
mail_admins('Subject', 'Content', html_message='HTML Content')
|
||
message = self.get_the_message()
|
||
|
||
self.assertEqual(message.get('subject'), '[Django] Subject')
|
||
self.assertEqual(message.get_all('to'), ['nobody@example.com'])
|
||
self.assertTrue(message.is_multipart())
|
||
self.assertEqual(len(message.get_payload()), 2)
|
||
self.assertEqual(message.get_payload(0).get_payload(), 'Content')
|
||
self.assertEqual(message.get_payload(0).get_content_type(), 'text/plain')
|
||
self.assertEqual(message.get_payload(1).get_payload(), 'HTML Content')
|
||
self.assertEqual(message.get_payload(1).get_content_type(), 'text/html')
|
||
|
||
@override_settings(
|
||
ADMINS=[('nobody', 'nobody+admin@example.com')],
|
||
MANAGERS=[('nobody', 'nobody+manager@example.com')])
|
||
def test_manager_and_admin_mail_prefix(self):
|
||
"""
|
||
String prefix + lazy translated subject = bad output
|
||
Regression for #13494
|
||
"""
|
||
mail_managers(gettext_lazy('Subject'), 'Content')
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('subject'), '[Django] Subject')
|
||
|
||
self.flush_mailbox()
|
||
mail_admins(gettext_lazy('Subject'), 'Content')
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('subject'), '[Django] Subject')
|
||
|
||
@override_settings(ADMINS=[], MANAGERS=[])
|
||
def test_empty_admins(self):
|
||
"""
|
||
mail_admins/mail_managers doesn't connect to the mail server
|
||
if there are no recipients (#9383)
|
||
"""
|
||
mail_admins('hi', 'there')
|
||
self.assertEqual(self.get_mailbox_content(), [])
|
||
mail_managers('hi', 'there')
|
||
self.assertEqual(self.get_mailbox_content(), [])
|
||
|
||
def test_message_cc_header(self):
|
||
"""
|
||
Regression test for #7722
|
||
"""
|
||
email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'], cc=['cc@example.com'])
|
||
mail.get_connection().send_messages([email])
|
||
message = self.get_the_message()
|
||
self.assertMessageHasHeaders(message, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/plain; charset="utf-8"'),
|
||
('Content-Transfer-Encoding', '7bit'),
|
||
('Subject', 'Subject'),
|
||
('From', 'from@example.com'),
|
||
('To', 'to@example.com'),
|
||
('Cc', 'cc@example.com')})
|
||
self.assertIn('\nDate: ', message.as_string())
|
||
|
||
def test_idn_send(self):
|
||
"""
|
||
Regression test for #14301
|
||
"""
|
||
self.assertTrue(send_mail('Subject', 'Content', 'from@öäü.com', ['to@öäü.com']))
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get('from'), 'from@xn--4ca9at.com')
|
||
self.assertEqual(message.get('to'), 'to@xn--4ca9at.com')
|
||
|
||
self.flush_mailbox()
|
||
m = EmailMessage('Subject', 'Content', 'from@öäü.com', ['to@öäü.com'], cc=['cc@öäü.com'])
|
||
m.send()
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get('from'), 'from@xn--4ca9at.com')
|
||
self.assertEqual(message.get('to'), 'to@xn--4ca9at.com')
|
||
self.assertEqual(message.get('cc'), 'cc@xn--4ca9at.com')
|
||
|
||
def test_recipient_without_domain(self):
|
||
"""
|
||
Regression test for #15042
|
||
"""
|
||
self.assertTrue(send_mail("Subject", "Content", "tester", ["django"]))
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get('from'), "tester")
|
||
self.assertEqual(message.get('to'), "django")
|
||
|
||
def test_lazy_addresses(self):
|
||
"""
|
||
Email sending should support lazy email addresses (#24416).
|
||
"""
|
||
_ = gettext_lazy
|
||
self.assertTrue(send_mail('Subject', 'Content', _('tester'), [_('django')]))
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('from'), 'tester')
|
||
self.assertEqual(message.get('to'), 'django')
|
||
|
||
self.flush_mailbox()
|
||
m = EmailMessage(
|
||
'Subject', 'Content', _('tester'), [_('to1'), _('to2')],
|
||
cc=[_('cc1'), _('cc2')],
|
||
bcc=[_('bcc')],
|
||
reply_to=[_('reply')],
|
||
)
|
||
self.assertEqual(m.recipients(), ['to1', 'to2', 'cc1', 'cc2', 'bcc'])
|
||
m.send()
|
||
message = self.get_the_message()
|
||
self.assertEqual(message.get('from'), 'tester')
|
||
self.assertEqual(message.get('to'), 'to1, to2')
|
||
self.assertEqual(message.get('cc'), 'cc1, cc2')
|
||
self.assertEqual(message.get('Reply-To'), 'reply')
|
||
|
||
def test_close_connection(self):
|
||
"""
|
||
Connection can be closed (even when not explicitly opened)
|
||
"""
|
||
conn = mail.get_connection(username='', password='')
|
||
conn.close()
|
||
|
||
def test_use_as_contextmanager(self):
|
||
"""
|
||
The connection can be used as a contextmanager.
|
||
"""
|
||
opened = [False]
|
||
closed = [False]
|
||
conn = mail.get_connection(username='', password='')
|
||
|
||
def open():
|
||
opened[0] = True
|
||
conn.open = open
|
||
|
||
def close():
|
||
closed[0] = True
|
||
conn.close = close
|
||
with conn as same_conn:
|
||
self.assertTrue(opened[0])
|
||
self.assertIs(same_conn, conn)
|
||
self.assertFalse(closed[0])
|
||
self.assertTrue(closed[0])
|
||
|
||
|
||
class LocmemBackendTests(BaseEmailBackendTests, SimpleTestCase):
|
||
email_backend = 'django.core.mail.backends.locmem.EmailBackend'
|
||
|
||
def get_mailbox_content(self):
|
||
return [m.message() for m in mail.outbox]
|
||
|
||
def flush_mailbox(self):
|
||
mail.outbox = []
|
||
|
||
def tearDown(self):
|
||
super().tearDown()
|
||
mail.outbox = []
|
||
|
||
def test_locmem_shared_messages(self):
|
||
"""
|
||
Make sure that the locmen backend populates the outbox.
|
||
"""
|
||
connection = locmem.EmailBackend()
|
||
connection2 = locmem.EmailBackend()
|
||
email = EmailMessage(
|
||
'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
connection.send_messages([email])
|
||
connection2.send_messages([email])
|
||
self.assertEqual(len(mail.outbox), 2)
|
||
|
||
def test_validate_multiline_headers(self):
|
||
# Ticket #18861 - Validate emails when using the locmem backend
|
||
with self.assertRaises(BadHeaderError):
|
||
send_mail('Subject\nMultiline', 'Content', 'from@example.com', ['to@example.com'])
|
||
|
||
|
||
class FileBackendTests(BaseEmailBackendTests, SimpleTestCase):
|
||
email_backend = 'django.core.mail.backends.filebased.EmailBackend'
|
||
|
||
def setUp(self):
|
||
super().setUp()
|
||
self.tmp_dir = tempfile.mkdtemp()
|
||
self.addCleanup(shutil.rmtree, self.tmp_dir)
|
||
self._settings_override = override_settings(EMAIL_FILE_PATH=self.tmp_dir)
|
||
self._settings_override.enable()
|
||
|
||
def tearDown(self):
|
||
self._settings_override.disable()
|
||
super().tearDown()
|
||
|
||
def flush_mailbox(self):
|
||
for filename in os.listdir(self.tmp_dir):
|
||
os.unlink(os.path.join(self.tmp_dir, filename))
|
||
|
||
def get_mailbox_content(self):
|
||
messages = []
|
||
for filename in os.listdir(self.tmp_dir):
|
||
with open(os.path.join(self.tmp_dir, filename), 'rb') as fp:
|
||
session = fp.read().split(force_bytes('\n' + ('-' * 79) + '\n', encoding='ascii'))
|
||
messages.extend(message_from_bytes(m) for m in session if m)
|
||
return messages
|
||
|
||
def test_file_sessions(self):
|
||
"""Make sure opening a connection creates a new file"""
|
||
msg = EmailMessage(
|
||
'Subject', 'Content', 'bounce@example.com', ['to@example.com'],
|
||
headers={'From': 'from@example.com'},
|
||
)
|
||
connection = mail.get_connection()
|
||
connection.send_messages([msg])
|
||
|
||
self.assertEqual(len(os.listdir(self.tmp_dir)), 1)
|
||
with open(os.path.join(self.tmp_dir, os.listdir(self.tmp_dir)[0]), 'rb') as fp:
|
||
message = message_from_binary_file(fp)
|
||
self.assertEqual(message.get_content_type(), 'text/plain')
|
||
self.assertEqual(message.get('subject'), 'Subject')
|
||
self.assertEqual(message.get('from'), 'from@example.com')
|
||
self.assertEqual(message.get('to'), 'to@example.com')
|
||
|
||
connection2 = mail.get_connection()
|
||
connection2.send_messages([msg])
|
||
self.assertEqual(len(os.listdir(self.tmp_dir)), 2)
|
||
|
||
connection.send_messages([msg])
|
||
self.assertEqual(len(os.listdir(self.tmp_dir)), 2)
|
||
|
||
msg.connection = mail.get_connection()
|
||
self.assertTrue(connection.open())
|
||
msg.send()
|
||
self.assertEqual(len(os.listdir(self.tmp_dir)), 3)
|
||
msg.send()
|
||
self.assertEqual(len(os.listdir(self.tmp_dir)), 3)
|
||
|
||
connection.close()
|
||
|
||
|
||
class ConsoleBackendTests(BaseEmailBackendTests, SimpleTestCase):
|
||
email_backend = 'django.core.mail.backends.console.EmailBackend'
|
||
|
||
def setUp(self):
|
||
super().setUp()
|
||
self.__stdout = sys.stdout
|
||
self.stream = sys.stdout = StringIO()
|
||
|
||
def tearDown(self):
|
||
del self.stream
|
||
sys.stdout = self.__stdout
|
||
del self.__stdout
|
||
super().tearDown()
|
||
|
||
def flush_mailbox(self):
|
||
self.stream = sys.stdout = StringIO()
|
||
|
||
def get_mailbox_content(self):
|
||
messages = self.stream.getvalue().split('\n' + ('-' * 79) + '\n')
|
||
return [message_from_bytes(force_bytes(m)) for m in messages if m]
|
||
|
||
def test_console_stream_kwarg(self):
|
||
"""
|
||
The console backend can be pointed at an arbitrary stream.
|
||
"""
|
||
s = StringIO()
|
||
connection = mail.get_connection('django.core.mail.backends.console.EmailBackend', stream=s)
|
||
send_mail('Subject', 'Content', 'from@example.com', ['to@example.com'], connection=connection)
|
||
message = force_bytes(s.getvalue().split('\n' + ('-' * 79) + '\n')[0])
|
||
self.assertMessageHasHeaders(message, {
|
||
('MIME-Version', '1.0'),
|
||
('Content-Type', 'text/plain; charset="utf-8"'),
|
||
('Content-Transfer-Encoding', '7bit'),
|
||
('Subject', 'Subject'),
|
||
('From', 'from@example.com'),
|
||
('To', 'to@example.com')})
|
||
self.assertIn(b'\nDate: ', message)
|
||
|
||
|
||
class FakeSMTPChannel(smtpd.SMTPChannel):
|
||
|
||
def collect_incoming_data(self, data):
|
||
try:
|
||
smtpd.SMTPChannel.collect_incoming_data(self, data)
|
||
except UnicodeDecodeError:
|
||
# ignore decode error in SSL/TLS connection tests as we only care
|
||
# whether the connection attempt was made
|
||
pass
|
||
|
||
def smtp_AUTH(self, arg):
|
||
if arg == 'CRAM-MD5':
|
||
# This is only the first part of the login process. But it's enough
|
||
# for our tests.
|
||
challenge = base64.b64encode(b'somerandomstring13579')
|
||
self.push('334 %s' % challenge.decode())
|
||
else:
|
||
self.push('502 Error: login "%s" not implemented' % arg)
|
||
|
||
|
||
class FakeSMTPServer(smtpd.SMTPServer, threading.Thread):
|
||
"""
|
||
Asyncore SMTP server wrapped into a thread. Based on DummyFTPServer from:
|
||
http://svn.python.org/view/python/branches/py3k/Lib/test/test_ftplib.py?revision=86061&view=markup
|
||
"""
|
||
channel_class = FakeSMTPChannel
|
||
|
||
def __init__(self, *args, **kwargs):
|
||
threading.Thread.__init__(self)
|
||
# New kwarg added in Python 3.5; default switching to False in 3.6.
|
||
if sys.version_info >= (3, 5):
|
||
kwargs['decode_data'] = True
|
||
smtpd.SMTPServer.__init__(self, *args, **kwargs)
|
||
self._sink = []
|
||
self.active = False
|
||
self.active_lock = threading.Lock()
|
||
self.sink_lock = threading.Lock()
|
||
|
||
def process_message(self, peer, mailfrom, rcpttos, data):
|
||
data = data.encode()
|
||
m = message_from_bytes(data)
|
||
maddr = parseaddr(m.get('from'))[1]
|
||
|
||
if mailfrom != maddr:
|
||
# According to the spec, mailfrom does not necessarily match the
|
||
# From header - this is the case where the local part isn't
|
||
# encoded, so try to correct that.
|
||
lp, domain = mailfrom.split('@', 1)
|
||
lp = Header(lp, 'utf-8').encode()
|
||
mailfrom = '@'.join([lp, domain])
|
||
|
||
if mailfrom != maddr:
|
||
return "553 '%s' != '%s'" % (mailfrom, maddr)
|
||
with self.sink_lock:
|
||
self._sink.append(m)
|
||
|
||
def get_sink(self):
|
||
with self.sink_lock:
|
||
return self._sink[:]
|
||
|
||
def flush_sink(self):
|
||
with self.sink_lock:
|
||
self._sink[:] = []
|
||
|
||
def start(self):
|
||
assert not self.active
|
||
self.__flag = threading.Event()
|
||
threading.Thread.start(self)
|
||
self.__flag.wait()
|
||
|
||
def run(self):
|
||
self.active = True
|
||
self.__flag.set()
|
||
while self.active and asyncore.socket_map:
|
||
with self.active_lock:
|
||
asyncore.loop(timeout=0.1, count=1)
|
||
asyncore.close_all()
|
||
|
||
def stop(self):
|
||
if self.active:
|
||
self.active = False
|
||
self.join()
|
||
|
||
|
||
class FakeAUTHSMTPConnection(SMTP):
|
||
"""
|
||
A SMTP connection pretending support for the AUTH command. It does not, but
|
||
at least this can allow testing the first part of the AUTH process.
|
||
"""
|
||
|
||
def ehlo(self, name=''):
|
||
response = SMTP.ehlo(self, name=name)
|
||
self.esmtp_features.update({
|
||
'auth': 'CRAM-MD5 PLAIN LOGIN',
|
||
})
|
||
return response
|
||
|
||
|
||
class SMTPBackendTestsBase(SimpleTestCase):
|
||
|
||
@classmethod
|
||
def setUpClass(cls):
|
||
super().setUpClass()
|
||
cls.server = FakeSMTPServer(('127.0.0.1', 0), None)
|
||
cls._settings_override = override_settings(
|
||
EMAIL_HOST="127.0.0.1",
|
||
EMAIL_PORT=cls.server.socket.getsockname()[1])
|
||
cls._settings_override.enable()
|
||
cls.server.start()
|
||
|
||
@classmethod
|
||
def tearDownClass(cls):
|
||
cls._settings_override.disable()
|
||
cls.server.stop()
|
||
super().tearDownClass()
|
||
|
||
|
||
class SMTPBackendTests(BaseEmailBackendTests, SMTPBackendTestsBase):
|
||
email_backend = 'django.core.mail.backends.smtp.EmailBackend'
|
||
|
||
def setUp(self):
|
||
super().setUp()
|
||
self.server.flush_sink()
|
||
|
||
def tearDown(self):
|
||
self.server.flush_sink()
|
||
super().tearDown()
|
||
|
||
def flush_mailbox(self):
|
||
self.server.flush_sink()
|
||
|
||
def get_mailbox_content(self):
|
||
return self.server.get_sink()
|
||
|
||
@override_settings(
|
||
EMAIL_HOST_USER="not empty username",
|
||
EMAIL_HOST_PASSWORD="not empty password")
|
||
def test_email_authentication_use_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertEqual(backend.username, 'not empty username')
|
||
self.assertEqual(backend.password, 'not empty password')
|
||
|
||
@override_settings(
|
||
EMAIL_HOST_USER="not empty username",
|
||
EMAIL_HOST_PASSWORD="not empty password")
|
||
def test_email_authentication_override_settings(self):
|
||
backend = smtp.EmailBackend(username='username', password='password')
|
||
self.assertEqual(backend.username, 'username')
|
||
self.assertEqual(backend.password, 'password')
|
||
|
||
@override_settings(
|
||
EMAIL_HOST_USER="not empty username",
|
||
EMAIL_HOST_PASSWORD="not empty password")
|
||
def test_email_disabled_authentication(self):
|
||
backend = smtp.EmailBackend(username='', password='')
|
||
self.assertEqual(backend.username, '')
|
||
self.assertEqual(backend.password, '')
|
||
|
||
def test_auth_attempted(self):
|
||
"""
|
||
Opening the backend with non empty username/password tries
|
||
to authenticate against the SMTP server.
|
||
"""
|
||
backend = smtp.EmailBackend(
|
||
username='not empty username', password='not empty password')
|
||
with self.assertRaisesMessage(SMTPException, 'SMTP AUTH extension not supported by server.'):
|
||
with backend:
|
||
pass
|
||
|
||
def test_server_open(self):
|
||
"""
|
||
open() returns whether it opened a connection.
|
||
"""
|
||
backend = smtp.EmailBackend(username='', password='')
|
||
self.assertFalse(backend.connection)
|
||
opened = backend.open()
|
||
backend.close()
|
||
self.assertTrue(opened)
|
||
|
||
def test_server_login(self):
|
||
"""
|
||
Even if the Python SMTP server doesn't support authentication, the
|
||
login process starts and the appropriate exception is raised.
|
||
"""
|
||
class CustomEmailBackend(smtp.EmailBackend):
|
||
connection_class = FakeAUTHSMTPConnection
|
||
|
||
backend = CustomEmailBackend(username='username', password='password')
|
||
with self.assertRaises(SMTPAuthenticationError):
|
||
with backend:
|
||
pass
|
||
|
||
@override_settings(EMAIL_USE_TLS=True)
|
||
def test_email_tls_use_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertTrue(backend.use_tls)
|
||
|
||
@override_settings(EMAIL_USE_TLS=True)
|
||
def test_email_tls_override_settings(self):
|
||
backend = smtp.EmailBackend(use_tls=False)
|
||
self.assertFalse(backend.use_tls)
|
||
|
||
def test_email_tls_default_disabled(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertFalse(backend.use_tls)
|
||
|
||
@override_settings(EMAIL_USE_SSL=True)
|
||
def test_email_ssl_use_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertTrue(backend.use_ssl)
|
||
|
||
@override_settings(EMAIL_USE_SSL=True)
|
||
def test_email_ssl_override_settings(self):
|
||
backend = smtp.EmailBackend(use_ssl=False)
|
||
self.assertFalse(backend.use_ssl)
|
||
|
||
def test_email_ssl_default_disabled(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertFalse(backend.use_ssl)
|
||
|
||
@override_settings(EMAIL_SSL_CERTFILE='foo')
|
||
def test_email_ssl_certfile_use_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertEqual(backend.ssl_certfile, 'foo')
|
||
|
||
@override_settings(EMAIL_SSL_CERTFILE='foo')
|
||
def test_email_ssl_certfile_override_settings(self):
|
||
backend = smtp.EmailBackend(ssl_certfile='bar')
|
||
self.assertEqual(backend.ssl_certfile, 'bar')
|
||
|
||
def test_email_ssl_certfile_default_disabled(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertIsNone(backend.ssl_certfile)
|
||
|
||
@override_settings(EMAIL_SSL_KEYFILE='foo')
|
||
def test_email_ssl_keyfile_use_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertEqual(backend.ssl_keyfile, 'foo')
|
||
|
||
@override_settings(EMAIL_SSL_KEYFILE='foo')
|
||
def test_email_ssl_keyfile_override_settings(self):
|
||
backend = smtp.EmailBackend(ssl_keyfile='bar')
|
||
self.assertEqual(backend.ssl_keyfile, 'bar')
|
||
|
||
def test_email_ssl_keyfile_default_disabled(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertIsNone(backend.ssl_keyfile)
|
||
|
||
@override_settings(EMAIL_USE_TLS=True)
|
||
def test_email_tls_attempts_starttls(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertTrue(backend.use_tls)
|
||
with self.assertRaisesMessage(SMTPException, 'STARTTLS extension not supported by server.'):
|
||
with backend:
|
||
pass
|
||
|
||
@override_settings(EMAIL_USE_SSL=True)
|
||
def test_email_ssl_attempts_ssl_connection(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertTrue(backend.use_ssl)
|
||
with self.assertRaises(SSLError):
|
||
with backend:
|
||
pass
|
||
|
||
def test_connection_timeout_default(self):
|
||
"""The connection's timeout value is None by default."""
|
||
connection = mail.get_connection('django.core.mail.backends.smtp.EmailBackend')
|
||
self.assertIsNone(connection.timeout)
|
||
|
||
def test_connection_timeout_custom(self):
|
||
"""The timeout parameter can be customized."""
|
||
class MyEmailBackend(smtp.EmailBackend):
|
||
def __init__(self, *args, **kwargs):
|
||
kwargs.setdefault('timeout', 42)
|
||
super().__init__(*args, **kwargs)
|
||
|
||
myemailbackend = MyEmailBackend()
|
||
myemailbackend.open()
|
||
self.assertEqual(myemailbackend.timeout, 42)
|
||
self.assertEqual(myemailbackend.connection.timeout, 42)
|
||
myemailbackend.close()
|
||
|
||
@override_settings(EMAIL_TIMEOUT=10)
|
||
def test_email_timeout_override_settings(self):
|
||
backend = smtp.EmailBackend()
|
||
self.assertEqual(backend.timeout, 10)
|
||
|
||
def test_email_msg_uses_crlf(self):
|
||
"""#23063 -- RFC-compliant messages are sent over SMTP."""
|
||
send = SMTP.send
|
||
try:
|
||
smtp_messages = []
|
||
|
||
def mock_send(self, s):
|
||
smtp_messages.append(s)
|
||
return send(self, s)
|
||
|
||
SMTP.send = mock_send
|
||
|
||
email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
|
||
mail.get_connection().send_messages([email])
|
||
|
||
# Find the actual message
|
||
msg = None
|
||
for i, m in enumerate(smtp_messages):
|
||
if m[:4] == 'data':
|
||
msg = smtp_messages[i + 1]
|
||
break
|
||
|
||
self.assertTrue(msg)
|
||
|
||
msg = msg.decode()
|
||
# The message only contains CRLF and not combinations of CRLF, LF, and CR.
|
||
msg = msg.replace('\r\n', '')
|
||
self.assertNotIn('\r', msg)
|
||
self.assertNotIn('\n', msg)
|
||
|
||
finally:
|
||
SMTP.send = send
|
||
|
||
def test_send_messages_after_open_failed(self):
|
||
"""
|
||
send_messages() shouldn't try to send messages if open() raises an
|
||
exception after initializing the connection.
|
||
"""
|
||
backend = smtp.EmailBackend()
|
||
# Simulate connection initialization success and a subsequent
|
||
# connection exception.
|
||
backend.connection = True
|
||
backend.open = lambda: None
|
||
email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
|
||
self.assertEqual(backend.send_messages([email]), None)
|
||
|
||
|
||
class SMTPBackendStoppedServerTests(SMTPBackendTestsBase):
|
||
"""
|
||
These tests require a separate class, because the FakeSMTPServer is shut
|
||
down in setUpClass(), and it cannot be restarted ("RuntimeError: threads
|
||
can only be started once").
|
||
"""
|
||
@classmethod
|
||
def setUpClass(cls):
|
||
super().setUpClass()
|
||
cls.backend = smtp.EmailBackend(username='', password='')
|
||
cls.server.stop()
|
||
|
||
def test_server_stopped(self):
|
||
"""
|
||
Closing the backend while the SMTP server is stopped doesn't raise an
|
||
exception.
|
||
"""
|
||
self.backend.close()
|
||
|
||
def test_fail_silently_on_connection_error(self):
|
||
"""
|
||
A socket connection error is silenced with fail_silently=True.
|
||
"""
|
||
with self.assertRaises(socket.error):
|
||
self.backend.open()
|
||
self.backend.fail_silently = True
|
||
self.backend.open()
|