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django-helpdesk/helpdesk/tests/test_get_email.py
Martin Whitehouse 25542f929e
Initial isort configuration 
Will fail build if imports are not sorted correctly
2022-07-22 03:26:41 +02:00

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# -*- coding: utf-8 -*-
from django.contrib.auth.hashers import make_password
from django.contrib.auth.models import User
from django.core.management import call_command
from django.shortcuts import get_object_or_404
from django.test import override_settings, TestCase
import helpdesk.email
from helpdesk.management.commands.get_email import Command
from helpdesk.models import FollowUp, FollowUpAttachment, Queue, Ticket, TicketCC
import itertools
import logging
import os
from shutil import rmtree
import six
import sys
from tempfile import mkdtemp
from unittest import mock
THIS_DIR = os.path.dirname(os.path.abspath(__file__))
# class A addresses can't have first octet of 0
unrouted_socks_server = "0.0.0.1"
unrouted_email_server = "0.0.0.1"
# the last user port, reserved by IANA
unused_port = "49151"
class GetEmailCommonTests(TestCase):
def setUp(self):
self.queue_public = Queue.objects.create()
self.logger = logging.getLogger('helpdesk')
# tests correct syntax for command line option
def test_get_email_quiet_option(self):
"""Test quiet option is properly propagated"""
# Test get_email with quiet set to True and also False, and verify
# handle receives quiet option set properly
for quiet_test_value in [True, False]:
with mock.patch.object(Command, 'handle', return_value=None) as mocked_handle:
call_command('get_email', quiet=quiet_test_value)
mocked_handle.assert_called_once()
for args, kwargs in mocked_handle.call_args_list:
self.assertEqual(quiet_test_value, (kwargs['quiet']))
def test_email_with_blank_body_and_attachment(self):
"""
Tests that emails with blank bodies and attachments work.
https://github.com/django-helpdesk/django-helpdesk/issues/700
"""
with open(os.path.join(THIS_DIR, "test_files/blank-body-with-attachment.eml")) as fd:
test_email = fd.read()
ticket = helpdesk.email.object_from_message(
test_email, self.queue_public, self.logger)
# title got truncated because of max_lengh of the model.title field
assert ticket.title == (
"Attachment without body - and a loooooooooooooooooooooooooooooooooo"
"ooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo"
"ooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo..."
)
self.assertEqual(ticket.description, "")
def test_email_with_quoted_printable_body(self):
"""
Tests that emails with quoted-printable bodies work.
"""
with open(os.path.join(THIS_DIR, "test_files/quoted_printable.eml")) as fd:
test_email = fd.read()
ticket = helpdesk.email.object_from_message(
test_email, self.queue_public, self.logger)
self.assertEqual(ticket.title, "Český test")
self.assertEqual(ticket.description,
"Tohle je test českých písmen odeslaných z gmailu.")
followups = FollowUp.objects.filter(ticket=ticket)
self.assertEqual(len(followups), 1)
followup = followups[0]
attachments = FollowUpAttachment.objects.filter(followup=followup)
self.assertEqual(len(attachments), 1)
attachment = attachments[0]
self.assertIn('<div dir="ltr">Tohle je test českých písmen odeslaných z gmailu.</div>\n',
attachment.file.read().decode("utf-8"))
def test_email_with_8bit_encoding_and_utf_8(self):
"""
Tests that emails with 8bit transfer encoding and utf-8 charset
https://github.com/django-helpdesk/django-helpdesk/issues/732
"""
with open(os.path.join(THIS_DIR, "test_files/all-special-chars.eml")) as fd:
test_email = fd.read()
ticket = helpdesk.email.object_from_message(
test_email, self.queue_public, self.logger)
self.assertEqual(ticket.title, "Testovácí email")
self.assertEqual(ticket.description, "íářčšáíéřášč")
@override_settings(HELPDESK_FULL_FIRST_MESSAGE_FROM_EMAIL=True)
def test_email_with_utf_8_non_decodable_sequences(self):
"""
Tests that emails with utf-8 non-decodable sequences are parsed correctly
The message is fowarded as well
"""
with open(os.path.join(THIS_DIR, "test_files/utf-nondecodable.eml")) as fd:
test_email = fd.read()
ticket = helpdesk.email.object_from_message(
test_email, self.queue_public, self.logger)
self.assertEqual(
ticket.title, "Fwd: Cyklozaměstnavatel - změna vyhodnocení")
self.assertIn("prosazuje lepší", ticket.description)
followups = FollowUp.objects.filter(ticket=ticket)
followup = followups[0]
attachments = FollowUpAttachment.objects.filter(followup=followup)
attachment = attachments[0]
self.assertIn('prosazuje lepší',
attachment.file.read().decode("utf-8"))
@override_settings(HELPDESK_FULL_FIRST_MESSAGE_FROM_EMAIL=True)
def test_email_with_forwarded_message(self):
"""
Forwarded message of that format must be still attached correctly
"""
with open(os.path.join(THIS_DIR, "test_files/forwarded-message.eml")) as fd:
test_email = fd.read()
ticket = helpdesk.email.object_from_message(
test_email, self.queue_public, self.logger)
self.assertEqual(
ticket.title, "Test with original message from GitHub")
self.assertIn("This is email body", ticket.description)
assert "Hello there!" not in ticket.description, ticket.description
assert FollowUp.objects.filter(ticket=ticket).count() == 1
assert "Hello there!" in FollowUp.objects.filter(
ticket=ticket).first().comment
class GetEmailParametricTemplate(object):
"""TestCase that checks basic email functionality across methods and socks configs."""
def setUp(self):
self.temp_logdir = mkdtemp()
kwargs = {
"title": 'Basic Queue',
"slug": 'QQ',
"allow_public_submission": True,
"allow_email_submission": True,
"email_box_type": self.method,
"logging_dir": self.temp_logdir,
"logging_type": 'none'
}
if self.method == 'local':
kwargs["email_box_local_dir"] = '/var/lib/mail/helpdesk/'
else:
kwargs["email_box_host"] = unrouted_email_server
kwargs["email_box_port"] = unused_port
if self.socks:
kwargs["socks_proxy_type"] = self.socks
kwargs["socks_proxy_host"] = unrouted_socks_server
kwargs["socks_proxy_port"] = unused_port
self.queue_public = Queue.objects.create(**kwargs)
def tearDown(self):
rmtree(self.temp_logdir)
def test_read_plain_email(self):
"""Tests reading plain text emails from a queue and creating tickets.
For each email source supported, we mock the backend to provide
authentically formatted responses containing our test data."""
# example email text from Django docs:
# https://docs.djangoproject.com/en/1.10/ref/unicode/
test_email_from = "Arnbjörg Ráðormsdóttir <arnbjorg@example.com>"
test_email_subject = "My visit to Sør-Trøndelag"
test_email_body = "Unicode helpdesk comment with an s-hat (ŝ) via email."
test_email = "To: helpdesk@example.com\nFrom: " + test_email_from + \
"\nSubject: " + test_email_subject + "\n\n" + test_email_body
test_mail_len = len(test_email)
if self.socks:
from socks import ProxyConnectionError
with self.assertRaisesRegex(ProxyConnectionError, '%s:%s' % (unrouted_socks_server, unused_port)):
call_command('get_email')
else:
# Test local email reading
if self.method == 'local':
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open', mock.mock_open(read_data=test_email)), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1', 'filename2']
call_command('get_email')
mocked_listdir.assert_called_with(
'/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename1')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename2')
elif self.method == 'pop3':
# mock poplib.POP3's list and retr methods to provide responses
# as per RFC 1939
pop3_emails = {
'1': ("+OK", test_email.split('\n')),
'2': ("+OK", test_email.split('\n')),
}
pop3_mail_list = ("+OK 2 messages", ("1 %d" %
test_mail_len, "2 %d" % test_mail_len))
mocked_poplib_server = mock.Mock()
mocked_poplib_server.list = mock.Mock(
return_value=pop3_mail_list)
mocked_poplib_server.retr = mock.Mock(
side_effect=lambda x: pop3_emails[x])
with mock.patch('helpdesk.email.poplib', autospec=True) as mocked_poplib:
mocked_poplib.POP3 = mock.Mock(
return_value=mocked_poplib_server)
call_command('get_email')
elif self.method == 'imap':
# mock imaplib.IMAP4's search and fetch methods with responses
# from RFC 3501
imap_emails = {
"1": ("OK", (("1", test_email),)),
"2": ("OK", (("2", test_email),)),
}
imap_mail_list = ("OK", ("1 2",))
mocked_imaplib_server = mock.Mock()
mocked_imaplib_server.search = mock.Mock(
return_value=imap_mail_list)
# we ignore the second arg as the data item/mime-part is
# constant (RFC822)
mocked_imaplib_server.fetch = mock.Mock(
side_effect=lambda x, _: imap_emails[x])
with mock.patch('helpdesk.email.imaplib', autospec=True) as mocked_imaplib:
mocked_imaplib.IMAP4 = mock.Mock(
return_value=mocked_imaplib_server)
call_command('get_email')
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "QQ-%s" % ticket1.id)
self.assertEqual(ticket1.title, test_email_subject)
self.assertEqual(ticket1.description, test_email_body)
ticket2 = get_object_or_404(Ticket, pk=2)
self.assertEqual(ticket2.ticket_for_url, "QQ-%s" % ticket2.id)
self.assertEqual(ticket2.title, test_email_subject)
self.assertEqual(ticket2.description, test_email_body)
def test_commas_in_mail_headers(self):
"""Tests correctly decoding mail headers when a comma is encoded into
UTF-8. See bug report #832."""
# example email text from Django docs:
# https://docs.djangoproject.com/en/1.10/ref/unicode/
test_email_from = "Bernard-Bouissières, Benjamin <bbb@example.com>"
test_email_subject = "Commas in From lines"
test_email_body = "Testing commas in from email UTF-8."
test_email = "To: helpdesk@example.com\nFrom: " + test_email_from + \
"\nSubject: " + test_email_subject + "\n\n" + test_email_body
test_mail_len = len(test_email)
if self.socks:
from socks import ProxyConnectionError
with self.assertRaisesRegex(ProxyConnectionError, '%s:%s' % (unrouted_socks_server, unused_port)):
call_command('get_email')
else:
# Test local email reading
if self.method == 'local':
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open' if six.PY3 else '__builtin__.open', mock.mock_open(read_data=test_email)), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1', 'filename2']
call_command('get_email')
mocked_listdir.assert_called_with(
'/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename1')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename2')
elif self.method == 'pop3':
# mock poplib.POP3's list and retr methods to provide responses
# as per RFC 1939
pop3_emails = {
'1': ("+OK", test_email.split('\n')),
'2': ("+OK", test_email.split('\n')),
}
pop3_mail_list = ("+OK 2 messages", ("1 %d" %
test_mail_len, "2 %d" % test_mail_len))
mocked_poplib_server = mock.Mock()
mocked_poplib_server.list = mock.Mock(
return_value=pop3_mail_list)
mocked_poplib_server.retr = mock.Mock(
side_effect=lambda x: pop3_emails[x])
with mock.patch('helpdesk.email.poplib', autospec=True) as mocked_poplib:
mocked_poplib.POP3 = mock.Mock(
return_value=mocked_poplib_server)
call_command('get_email')
elif self.method == 'imap':
# mock imaplib.IMAP4's search and fetch methods with responses
# from RFC 3501
imap_emails = {
"1": ("OK", (("1", test_email),)),
"2": ("OK", (("2", test_email),)),
}
imap_mail_list = ("OK", ("1 2",))
mocked_imaplib_server = mock.Mock()
mocked_imaplib_server.search = mock.Mock(
return_value=imap_mail_list)
# we ignore the second arg as the data item/mime-part is
# constant (RFC822)
mocked_imaplib_server.fetch = mock.Mock(
side_effect=lambda x, _: imap_emails[x])
with mock.patch('helpdesk.email.imaplib', autospec=True) as mocked_imaplib:
mocked_imaplib.IMAP4 = mock.Mock(
return_value=mocked_imaplib_server)
call_command('get_email')
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "QQ-%s" % ticket1.id)
self.assertEqual(ticket1.submitter_email, 'bbb@example.com')
self.assertEqual(ticket1.title, test_email_subject)
self.assertEqual(ticket1.description, test_email_body)
ticket2 = get_object_or_404(Ticket, pk=2)
self.assertEqual(ticket2.ticket_for_url, "QQ-%s" % ticket2.id)
self.assertEqual(ticket2.submitter_email, 'bbb@example.com')
self.assertEqual(ticket2.title, test_email_subject)
self.assertEqual(ticket2.description, test_email_body)
def test_read_email_with_template_tag(self):
"""Tests reading plain text emails from a queue and creating tickets,
except this time the email body contains a Django template tag.
For each email source supported, we mock the backend to provide
authentically formatted responses containing our test data."""
# example email text from Django docs:
# https://docs.djangoproject.com/en/1.10/ref/unicode/
test_email_from = "Arnbjörg Ráðormsdóttir <arnbjorg@example.com>"
test_email_subject = "My visit to Sør-Trøndelag"
test_email_body = "Reporting some issue with the template tag: {% if helpdesk %}."
test_email = "To: helpdesk@example.com\nFrom: " + test_email_from + \
"\nSubject: " + test_email_subject + "\n\n" + test_email_body
test_mail_len = len(test_email)
if self.socks:
from socks import ProxyConnectionError
with self.assertRaisesRegex(ProxyConnectionError, '%s:%s' % (unrouted_socks_server, unused_port)):
call_command('get_email')
else:
# Test local email reading
if self.method == 'local':
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open', mock.mock_open(read_data=test_email)), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1', 'filename2']
call_command('get_email')
mocked_listdir.assert_called_with(
'/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename1')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename2')
elif self.method == 'pop3':
# mock poplib.POP3's list and retr methods to provide responses
# as per RFC 1939
pop3_emails = {
'1': ("+OK", test_email.split('\n')),
'2': ("+OK", test_email.split('\n')),
}
pop3_mail_list = ("+OK 2 messages", ("1 %d" %
test_mail_len, "2 %d" % test_mail_len))
mocked_poplib_server = mock.Mock()
mocked_poplib_server.list = mock.Mock(
return_value=pop3_mail_list)
mocked_poplib_server.retr = mock.Mock(
side_effect=lambda x: pop3_emails[x])
with mock.patch('helpdesk.email.poplib', autospec=True) as mocked_poplib:
mocked_poplib.POP3 = mock.Mock(
return_value=mocked_poplib_server)
call_command('get_email')
elif self.method == 'imap':
# mock imaplib.IMAP4's search and fetch methods with responses
# from RFC 3501
imap_emails = {
"1": ("OK", (("1", test_email),)),
"2": ("OK", (("2", test_email),)),
}
imap_mail_list = ("OK", ("1 2",))
mocked_imaplib_server = mock.Mock()
mocked_imaplib_server.search = mock.Mock(
return_value=imap_mail_list)
# we ignore the second arg as the data item/mime-part is
# constant (RFC822)
mocked_imaplib_server.fetch = mock.Mock(
side_effect=lambda x, _: imap_emails[x])
with mock.patch('helpdesk.email.imaplib', autospec=True) as mocked_imaplib:
mocked_imaplib.IMAP4 = mock.Mock(
return_value=mocked_imaplib_server)
call_command('get_email')
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "QQ-%s" % ticket1.id)
self.assertEqual(ticket1.title, test_email_subject)
self.assertEqual(ticket1.description, test_email_body)
ticket2 = get_object_or_404(Ticket, pk=2)
self.assertEqual(ticket2.ticket_for_url, "QQ-%s" % ticket2.id)
self.assertEqual(ticket2.title, test_email_subject)
self.assertEqual(ticket2.description, test_email_body)
def test_read_html_multipart_email(self):
"""Tests reading multipart MIME (HTML body and plain text alternative)
emails from a queue and creating tickets.
For each email source supported, we mock the backend to provide
authentically formatted responses containing our test data."""
# example email text from Python docs:
# https://docs.python.org/3/library/email-examples.html
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
me = "my@example.com"
you = "your@example.com"
# NOTE: CC'd emails need to be alphabetical and tested as such!
# implementation uses sets, so only way to ensure tickets created
# in right order is to change set to list and sort it
cc_one = "nobody@example.com"
cc_two = "other@example.com"
cc = cc_one + ", " + cc_two
subject = "Link"
# Create message container - the correct MIME type is
# multipart/alternative.
msg = MIMEMultipart('alternative')
msg['Subject'] = subject
msg['From'] = me
msg['To'] = you
msg['Cc'] = cc
# Create the body of the message (a plain-text and an HTML version).
text = "Hi!\nHow are you?\nHere is the link you wanted:\nhttps://www.python.org"
html = """\
<html>
<head></head>
<body>
<p>Hi!<br>
How are you?<br>
Here is the <a href="https://www.python.org">link</a> you wanted.
</p>
</body>
</html>
"""
# Record the MIME types of both parts - text/plain and text/html.
part1 = MIMEText(text, 'plain')
part2 = MIMEText(html, 'html')
# Attach parts into message container.
# According to RFC 2046, the last part of a multipart message, in this case
# the HTML message, is best and preferred.
msg.attach(part1)
msg.attach(part2)
test_mail_len = len(msg)
if self.socks:
from socks import ProxyConnectionError
with self.assertRaisesRegex(ProxyConnectionError, '%s:%s' % (unrouted_socks_server, unused_port)):
call_command('get_email')
else:
# Test local email reading
if self.method == 'local':
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open', mock.mock_open(read_data=msg.as_string())), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1', 'filename2']
call_command('get_email')
mocked_listdir.assert_called_with(
'/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename1')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename2')
elif self.method == 'pop3':
# mock poplib.POP3's list and retr methods to provide responses
# as per RFC 1939
pop3_emails = {
'1': ("+OK", msg.as_string().split('\n')),
'2': ("+OK", msg.as_string().split('\n')),
}
pop3_mail_list = ("+OK 2 messages", ("1 %d" %
test_mail_len, "2 %d" % test_mail_len))
mocked_poplib_server = mock.Mock()
mocked_poplib_server.list = mock.Mock(
return_value=pop3_mail_list)
mocked_poplib_server.retr = mock.Mock(
side_effect=lambda x: pop3_emails[x])
with mock.patch('helpdesk.email.poplib', autospec=True) as mocked_poplib:
mocked_poplib.POP3 = mock.Mock(
return_value=mocked_poplib_server)
call_command('get_email')
elif self.method == 'imap':
# mock imaplib.IMAP4's search and fetch methods with responses
# from RFC 3501
imap_emails = {
"1": ("OK", (("1", msg.as_string()),)),
"2": ("OK", (("2", msg.as_string()),)),
}
imap_mail_list = ("OK", ("1 2",))
mocked_imaplib_server = mock.Mock()
mocked_imaplib_server.search = mock.Mock(
return_value=imap_mail_list)
# we ignore the second arg as the data item/mime-part is
# constant (RFC822)
mocked_imaplib_server.fetch = mock.Mock(
side_effect=lambda x, _: imap_emails[x])
with mock.patch('helpdesk.email.imaplib', autospec=True) as mocked_imaplib:
mocked_imaplib.IMAP4 = mock.Mock(
return_value=mocked_imaplib_server)
call_command('get_email')
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "QQ-%s" % ticket1.id)
self.assertEqual(ticket1.title, subject)
# plain text should become description
self.assertEqual(ticket1.description, text)
# HTML MIME part should be attached to follow up
followup1 = get_object_or_404(FollowUp, pk=1)
self.assertEqual(followup1.ticket.id, 1)
attach1 = get_object_or_404(FollowUpAttachment, pk=1)
self.assertEqual(attach1.followup.id, 1)
self.assertEqual(attach1.filename, 'email_html_body.html')
cc0 = get_object_or_404(TicketCC, pk=1)
self.assertEqual(cc0.email, you)
cc1 = get_object_or_404(TicketCC, pk=2)
self.assertEqual(cc1.email, cc_one)
cc2 = get_object_or_404(TicketCC, pk=3)
self.assertEqual(cc2.email, cc_two)
self.assertEqual(len(TicketCC.objects.filter(ticket=1)), 3)
ticket2 = get_object_or_404(Ticket, pk=2)
self.assertEqual(ticket2.ticket_for_url, "QQ-%s" % ticket2.id)
self.assertEqual(ticket2.title, subject)
# plain text should become description
self.assertEqual(ticket2.description, text)
# HTML MIME part should be attached to follow up
followup2 = get_object_or_404(FollowUp, pk=2)
self.assertEqual(followup2.ticket.id, 2)
attach2 = get_object_or_404(FollowUpAttachment, pk=2)
self.assertEqual(attach2.followup.id, 2)
self.assertEqual(attach2.filename, 'email_html_body.html')
def test_read_pgp_signed_email(self):
"""Tests reading a PGP signed email to ensure we handle base64
and PGP signatures appropriately."""
# example email text from #567 on GitHub
with open(os.path.join(THIS_DIR, "test_files/pgp.eml")) as fd:
test_email = fd.read()
test_mail_len = len(test_email)
if self.socks:
from socks import ProxyConnectionError
with self.assertRaisesRegex(ProxyConnectionError, '%s:%s' % (unrouted_socks_server, unused_port)):
call_command('get_email')
else:
# Test local email reading
if self.method == 'local':
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open', mock.mock_open(read_data=test_email)), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1']
call_command('get_email')
mocked_listdir.assert_called_with(
'/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call(
'/var/lib/mail/helpdesk/filename1')
elif self.method == 'pop3':
# mock poplib.POP3's list and retr methods to provide responses
# as per RFC 1939
pop3_emails = {
'1': ("+OK", test_email.split('\n')),
}
pop3_mail_list = ("+OK 1 message", ("1 %d" % test_mail_len))
mocked_poplib_server = mock.Mock()
mocked_poplib_server.list = mock.Mock(
return_value=pop3_mail_list)
mocked_poplib_server.retr = mock.Mock(
side_effect=lambda x: pop3_emails['1'])
with mock.patch('helpdesk.email.poplib', autospec=True) as mocked_poplib:
mocked_poplib.POP3 = mock.Mock(
return_value=mocked_poplib_server)
call_command('get_email')
elif self.method == 'imap':
# mock imaplib.IMAP4's search and fetch methods with responses
# from RFC 3501
imap_emails = {
"1": ("OK", (("1", test_email),)),
}
imap_mail_list = ("OK", ("1",))
mocked_imaplib_server = mock.Mock()
mocked_imaplib_server.search = mock.Mock(
return_value=imap_mail_list)
# we ignore the second arg as the data item/mime-part is
# constant (RFC822)
mocked_imaplib_server.fetch = mock.Mock(
side_effect=lambda x, _: imap_emails[x])
with mock.patch('helpdesk.email.imaplib', autospec=True) as mocked_imaplib:
mocked_imaplib.IMAP4 = mock.Mock(
return_value=mocked_imaplib_server)
call_command('get_email')
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "QQ-%s" % ticket1.id)
self.assertEqual(
ticket1.title, "example email that crashes django-helpdesk get_email")
self.assertEqual(
ticket1.description, """hi, thanks for looking into this :)\n\nhttps://github.com/django-helpdesk/django-helpdesk/issues/567#issuecomment-342954233""")
# MIME part should be attached to follow up
followup1 = get_object_or_404(FollowUp, pk=1)
self.assertEqual(followup1.ticket.id, 1)
attach1 = get_object_or_404(FollowUpAttachment, pk=1)
self.assertEqual(attach1.followup.id, 1)
self.assertEqual(attach1.filename, 'part-1_signature.asc')
self.assertEqual(attach1.file.read(), b"""-----BEGIN PGP SIGNATURE-----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=6JeP
-----END PGP SIGNATURE-----
""")
# should this be 'application/pgp-signature'?
# self.assertEqual(attach1.mime_type, 'text/plain')
class GetEmailCCHandling(TestCase):
"""TestCase that checks CC handling in email. Needs its own test harness."""
def setUp(self):
self.temp_logdir = mkdtemp()
kwargs = {
"title": 'CC Queue',
"slug": 'CC',
"allow_public_submission": True,
"allow_email_submission": True,
"email_address": 'queue@example.com',
"email_box_type": 'local',
"email_box_local_dir": '/var/lib/mail/helpdesk/',
"logging_dir": self.temp_logdir,
"logging_type": 'none'
}
self.queue_public = Queue.objects.create(**kwargs)
user1_kwargs = {
'username': 'staff',
'email': 'staff@example.com',
'password': make_password('Test1234'),
'is_staff': True,
'is_superuser': False,
'is_active': True
}
self.staff_user = User.objects.create(**user1_kwargs)
user2_kwargs = {
'username': 'assigned',
'email': 'assigned@example.com',
'password': make_password('Test1234'),
'is_staff': True,
'is_superuser': False,
'is_active': True
}
self.assigned_user = User.objects.create(**user2_kwargs)
user3_kwargs = {
'username': 'observer',
'email': 'observer@example.com',
'password': make_password('Test1234'),
'is_staff': True,
'is_superuser': False,
'is_active': True
}
self.observer_user = User.objects.create(**user3_kwargs)
ticket_kwargs = {
'title': 'Original Ticket',
'queue': self.queue_public,
'submitter_email': 'submitter@example.com',
'assigned_to': self.assigned_user,
'status': 1
}
self.original_ticket = Ticket.objects.create(**ticket_kwargs)
cc_kwargs = {
'ticket': self.original_ticket,
'user': self.staff_user,
'can_view': True,
'can_update': True
}
self.original_cc = TicketCC.objects.create(**cc_kwargs)
def tearDown(self):
rmtree(self.temp_logdir)
def test_read_email_cc(self):
"""Tests reading plain text emails from a queue and adding to a ticket,
particularly to test appropriate handling of CC'd emails."""
# first, check that test ticket exists
ticket1 = get_object_or_404(Ticket, pk=1)
self.assertEqual(ticket1.ticket_for_url, "CC-1")
self.assertEqual(ticket1.title, "Original Ticket")
# only the staff_user is CC'd for now
self.assertEqual(len(TicketCC.objects.filter(ticket=1)), 1)
ccstaff = get_object_or_404(TicketCC, pk=1)
self.assertEqual(ccstaff.user, User.objects.get(username='staff'))
self.assertEqual(ticket1.assigned_to,
User.objects.get(username='assigned'))
# example email text from Django docs:
# https://docs.djangoproject.com/en/1.10/ref/unicode/
test_email_from = "submitter@example.com"
# NOTE: CC emails are in alphabetical order and must be tested as such!
# implementation uses sets, so only way to ensure tickets created
# in right order is to change set to list and sort it
test_email_cc_one = "Alice Ráðormsdóttir <alice@example.com>"
test_email_cc_two = "nobody@example.com"
test_email_cc_three = "other@example.com"
test_email_cc_four = "someone@example.com"
ticket_user_emails = "assigned@example.com, staff@example.com, submitter@example.com, observer@example.com, queue@example.com"
test_email_subject = "[CC-1] My visit to Sør-Trøndelag"
test_email_body = "Unicode helpdesk comment with an s-hat (ŝ) via email."
test_email = "To: queue@example.com\nCc: " + test_email_cc_one + ", " + test_email_cc_one + ", " + test_email_cc_two + ", " + test_email_cc_three + "\nCC: " + test_email_cc_one + \
", " + test_email_cc_three + ", " + test_email_cc_four + ", " + ticket_user_emails + \
"\nFrom: " + test_email_from + "\nSubject: " + \
test_email_subject + "\n\n" + test_email_body
test_mail_len = len(test_email)
with mock.patch('os.listdir') as mocked_listdir, \
mock.patch('helpdesk.email.isfile') as mocked_isfile, \
mock.patch('builtins.open', mock.mock_open(read_data=test_email)), \
mock.patch('os.unlink'):
mocked_isfile.return_value = True
mocked_listdir.return_value = ['filename1']
call_command('get_email')
mocked_listdir.assert_called_with('/var/lib/mail/helpdesk/')
mocked_isfile.assert_any_call('/var/lib/mail/helpdesk/filename1')
# 9 unique email addresses are CC'd when all is done
self.assertEqual(len(TicketCC.objects.filter(ticket=1)), 9)
# next we make sure no duplicates were added, and the
# staff users nor submitter were not re-added as email TicketCCs
cc1 = get_object_or_404(TicketCC, pk=1)
self.assertEqual(cc1.user, User.objects.get(username='staff'))
cc2 = get_object_or_404(TicketCC, pk=2)
self.assertEqual(cc2.email, "alice@example.com")
cc3 = get_object_or_404(TicketCC, pk=3)
self.assertEqual(cc3.email, test_email_cc_two)
cc4 = get_object_or_404(TicketCC, pk=4)
self.assertEqual(cc4.email, test_email_cc_three)
cc5 = get_object_or_404(TicketCC, pk=5)
self.assertEqual(cc5.email, test_email_cc_four)
cc6 = get_object_or_404(TicketCC, pk=6)
self.assertEqual(cc6.email, "assigned@example.com")
cc7 = get_object_or_404(TicketCC, pk=7)
self.assertEqual(cc7.email, "staff@example.com")
cc8 = get_object_or_404(TicketCC, pk=8)
self.assertEqual(cc8.email, "submitter@example.com")
cc9 = get_object_or_404(TicketCC, pk=9)
self.assertEqual(cc9.user, User.objects.get(username='observer'))
self.assertEqual(cc9.email, "observer@example.com")
# build matrix of test cases
case_methods = [c[0] for c in Queue._meta.get_field('email_box_type').choices]
# uncomment if you want to run tests with socks - which is much slover
# case_socks = [False] + [c[0] for c in Queue._meta.get_field('socks_proxy_type').choices]
case_socks = [False]
case_matrix = list(itertools.product(case_methods, case_socks))
# Populate TestCases from the matrix of parameters
thismodule = sys.modules[__name__]
for method, socks in case_matrix:
if method == "local" and socks:
continue
socks_str = "Nosocks"
if socks:
socks_str = socks.capitalize()
test_name = str(
"TestGetEmail%s%s" % (method.capitalize(), socks_str))
cl = type(test_name, (GetEmailParametricTemplate, TestCase),
{"method": method, "socks": socks})
setattr(thismodule, test_name, cl)
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