parts/django/tests/regressiontests/mail/tests.py
changeset 307 c6bca38c1cbf
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parts/django/tests/regressiontests/mail/tests.py	Sat Jan 08 11:20:57 2011 +0530
@@ -0,0 +1,375 @@
+# coding: utf-8
+import email
+import os
+import shutil
+import sys
+import tempfile
+from StringIO import StringIO
+from django.conf import settings
+from django.core import mail
+from django.core.mail import EmailMessage, mail_admins, mail_managers, EmailMultiAlternatives
+from django.core.mail import send_mail, send_mass_mail
+from django.core.mail.backends.base import BaseEmailBackend
+from django.core.mail.backends import console, dummy, locmem, filebased, smtp
+from django.core.mail.message import BadHeaderError
+from django.test import TestCase
+from django.utils.translation import ugettext_lazy
+
+class MailTests(TestCase):
+
+    def test_ascii(self):
+        email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com'])
+        message = email.message()
+        self.assertEqual(message['Subject'].encode(), 'Subject')
+        self.assertEqual(message.get_payload(), 'Content')
+        self.assertEqual(message['From'], 'from@example.com')
+        self.assertEqual(message['To'], 'to@example.com')
+
+    def test_multiple_recipients(self):
+        email = EmailMessage('Subject', 'Content', 'from@example.com', ['to@example.com','other@example.com'])
+        message = email.message()
+        self.assertEqual(message['Subject'].encode(), 'Subject')
+        self.assertEqual(message.get_payload(), 'Content')
+        self.assertEqual(message['From'], 'from@example.com')
+        self.assertEqual(message['To'], 'to@example.com, other@example.com')
+
+    def test_header_injection(self):
+        email = EmailMessage('Subject\nInjection Test', 'Content', 'from@example.com', ['to@example.com'])
+        self.assertRaises(BadHeaderError, email.message)
+        email = EmailMessage(ugettext_lazy('Subject\nInjection Test'), 'Content', 'from@example.com', ['to@example.com'])
+        self.assertRaises(BadHeaderError, email.message)
+
+    def test_space_continuation(self):
+        """
+        Test for space continuation character in long (ascii) subject headers (#7747)
+        """
+        email = EmailMessage('Long subject lines that get wrapped should use a space continuation character to get expected behaviour in Outlook and Thunderbird', 'Content', 'from@example.com', ['to@example.com'])
+        message = email.message()
+        self.assertEqual(message['Subject'], 'Long subject lines that get wrapped should use a space continuation\n character to get expected behaviour in Outlook and Thunderbird')
+
+    def test_message_header_overrides(self):
+        """
+        Specifying dates or message-ids in the extra headers overrides the
+        default values (#9233)
+        """
+        headers = {"date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
+        email = EmailMessage('subject', 'content', 'from@example.com', ['to@example.com'], headers=headers)
+        self.assertEqual(email.message().as_string(), 'Content-Type: text/plain; charset="utf-8"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\nSubject: subject\nFrom: from@example.com\nTo: to@example.com\ndate: Fri, 09 Nov 2001 01:08:47 -0000\nMessage-ID: foo\n\ncontent')
+
+    def test_empty_admins(self):
+        """
+        Test that mail_admins/mail_managers doesn't connect to the mail server
+        if there are no recipients (#9383)
+        """
+        old_admins = settings.ADMINS
+        old_managers = settings.MANAGERS
+
+        settings.ADMINS = settings.MANAGERS = [('nobody','nobody@example.com')]
+        mail.outbox = []
+        mail_admins('hi', 'there')
+        self.assertEqual(len(mail.outbox), 1)
+        mail.outbox = []
+        mail_managers('hi', 'there')
+        self.assertEqual(len(mail.outbox), 1)
+
+        settings.ADMINS = settings.MANAGERS = []
+        mail.outbox = []
+        mail_admins('hi', 'there')
+        self.assertEqual(len(mail.outbox), 0)
+        mail.outbox = []
+        mail_managers('hi', 'there')
+        self.assertEqual(len(mail.outbox), 0)
+
+        settings.ADMINS = old_admins
+        settings.MANAGERS = old_managers
+
+    def test_from_header(self):
+        """
+        Make sure we can manually set the From header (#9214)
+        """
+        email = EmailMessage('Subject', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        message = email.message()
+        self.assertEqual(message['From'], 'from@example.com')
+
+    def test_multiple_message_call(self):
+        """
+        Regression for #13259 - Make sure that headers are not changed when
+        calling EmailMessage.message()
+        """
+        email = EmailMessage('Subject', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        message = email.message()
+        self.assertEqual(message['From'], 'from@example.com')
+        message = email.message()
+        self.assertEqual(message['From'], 'from@example.com')
+
+    def test_unicode_header(self):
+        """
+        Regression for #11144 - When a to/from/cc header contains unicode,
+        make sure the email addresses are parsed correctly (especially with
+        regards to commas)
+        """
+        email = EmailMessage('Subject', 'Content', 'from@example.com', ['"Firstname Sürname" <to@example.com>','other@example.com'])
+        self.assertEqual(email.message()['To'], '=?utf-8?q?Firstname_S=C3=BCrname?= <to@example.com>, other@example.com')
+        email = EmailMessage('Subject', 'Content', 'from@example.com', ['"Sürname, Firstname" <to@example.com>','other@example.com'])
+        self.assertEqual(email.message()['To'], '=?utf-8?q?S=C3=BCrname=2C_Firstname?= <to@example.com>, other@example.com')
+
+    def test_safe_mime_multipart(self):
+        """
+        Make sure headers can be set with a different encoding than utf-8 in
+        SafeMIMEMultipart as well
+        """
+        headers = {"Date": "Fri, 09 Nov 2001 01:08:47 -0000", "Message-ID": "foo"}
+        subject, from_email, to = 'hello', 'from@example.com', '"Sürname, Firstname" <to@example.com>'
+        text_content = 'This is an important message.'
+        html_content = '<p>This is an <strong>important</strong> message.</p>'
+        msg = EmailMultiAlternatives('Message from Firstname Sürname', text_content, from_email, [to], headers=headers)
+        msg.attach_alternative(html_content, "text/html")
+        msg.encoding = 'iso-8859-1'
+        self.assertEqual(msg.message()['To'], '=?iso-8859-1?q?S=FCrname=2C_Firstname?= <to@example.com>')
+        self.assertEqual(msg.message()['Subject'].encode(), u'=?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.assertTrue(message.as_string().startswith('Content-Type: text/plain; charset="iso-8859-1"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\nSubject: Subject\nFrom: from@example.com\nTo: 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")
+        self.assertEqual(msg.message().get_payload(0).as_string(), 'Content-Type: text/plain; charset="iso-8859-1"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\n\nFirstname S=FCrname is a great guy.')
+        self.assertEqual(msg.message().get_payload(1).as_string(), 'Content-Type: text/html; charset="iso-8859-1"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\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", "%PDF-1.4.%...", mimetype="application/pdf")
+        msg_str = msg.message().as_string()
+        message = email.message_from_string(msg_str)
+        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_arbitrary_stream(self):
+        """
+        Test that 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)
+        self.assertTrue(s.getvalue().startswith('Content-Type: text/plain; charset="utf-8"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\nSubject: Subject\nFrom: from@example.com\nTo: to@example.com\nDate: '))
+
+    def test_stdout(self):
+        """Make sure that the console backend writes to stdout by default"""
+        old_stdout = sys.stdout
+        sys.stdout = StringIO()
+        connection = console.EmailBackend()
+        email = EmailMessage('Subject', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        connection.send_messages([email])
+        self.assertTrue(sys.stdout.getvalue().startswith('Content-Type: text/plain; charset="utf-8"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\nSubject: Subject\nFrom: from@example.com\nTo: to@example.com\nDate: '))
+        sys.stdout = old_stdout
+
+    def test_dummy(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_locmem(self):
+        """
+        Make sure that the locmen backend populates the outbox.
+        """
+        mail.outbox = []
+        connection = locmem.EmailBackend()
+        email1 = EmailMessage('Subject', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        email2 = EmailMessage('Subject 2', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        connection.send_messages([email1, email2])
+        self.assertEqual(len(mail.outbox), 2)
+        self.assertEqual(mail.outbox[0].subject, 'Subject')
+        self.assertEqual(mail.outbox[1].subject, 'Subject 2')
+        
+        # Make sure that multiple locmem connections share mail.outbox
+        mail.outbox = []
+        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_file_backend(self):
+        tmp_dir = tempfile.mkdtemp()
+        connection = filebased.EmailBackend(file_path=tmp_dir)
+        email1 = EmailMessage('Subject', 'Content', 'bounce@example.com', ['to@example.com'], headers={'From': 'from@example.com'})
+        connection.send_messages([email1])
+        self.assertEqual(len(os.listdir(tmp_dir)), 1)
+        message = email.message_from_file(open(os.path.join(tmp_dir, os.listdir(tmp_dir)[0])))
+        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 = filebased.EmailBackend(file_path=tmp_dir)
+        connection2.send_messages([email1])
+        self.assertEqual(len(os.listdir(tmp_dir)), 2)
+        connection.send_messages([email1])
+        self.assertEqual(len(os.listdir(tmp_dir)), 2)
+        email1.connection = filebased.EmailBackend(file_path=tmp_dir)
+        connection_created = connection.open()
+        email1.send()
+        self.assertEqual(len(os.listdir(tmp_dir)), 3)
+        email1.send()
+        self.assertEqual(len(os.listdir(tmp_dir)), 3)
+        connection.close()
+        shutil.rmtree(tmp_dir)
+
+    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('regressiontests.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.assertTrue(isinstance(mail.get_connection('django.core.mail.backends.smtp.EmailBackend'), smtp.EmailBackend))
+        self.assertTrue(isinstance(mail.get_connection('django.core.mail.backends.locmem.EmailBackend'), locmem.EmailBackend))
+        self.assertTrue(isinstance(mail.get_connection('django.core.mail.backends.dummy.EmailBackend'), dummy.EmailBackend))
+        self.assertTrue(isinstance(mail.get_connection('django.core.mail.backends.console.EmailBackend'), console.EmailBackend))
+        tmp_dir = tempfile.mkdtemp()
+        self.assertTrue(isinstance(mail.get_connection('django.core.mail.backends.filebased.EmailBackend', file_path=tmp_dir), filebased.EmailBackend))
+        shutil.rmtree(tmp_dir)
+        self.assertTrue(isinstance(mail.get_connection(), locmem.EmailBackend))
+
+    def test_connection_arg(self):
+        """Test connection argument to send_mail(), et. al."""
+        connection = mail.get_connection('django.core.mail.backends.locmem.EmailBackend')
+
+        mail.outbox = []
+        send_mail('Subject', 'Content', 'from@example.com', ['to@example.com'], connection=connection)
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, 'Subject')
+        self.assertEqual(message.from_email, 'from@example.com')
+        self.assertEqual(message.to, ['to@example.com'])
+
+        mail.outbox = []
+        send_mass_mail([
+                ('Subject1', 'Content1', 'from1@example.com', ['to1@example.com']),
+                ('Subject2', 'Content2', 'from2@example.com', ['to2@example.com'])
+            ], connection=connection)
+        self.assertEqual(len(mail.outbox), 2)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, 'Subject1')
+        self.assertEqual(message.from_email, 'from1@example.com')
+        self.assertEqual(message.to, ['to1@example.com'])
+        message = mail.outbox[1]
+        self.assertEqual(message.subject, 'Subject2')
+        self.assertEqual(message.from_email, 'from2@example.com')
+        self.assertEqual(message.to, ['to2@example.com'])
+
+        old_admins = settings.ADMINS
+        old_managers = settings.MANAGERS
+        settings.ADMINS = settings.MANAGERS = [('nobody','nobody@example.com')]
+
+        mail.outbox = []
+        mail_admins('Subject', 'Content', connection=connection)
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, '[Django] Subject')
+        self.assertEqual(message.from_email, 'root@localhost')
+        self.assertEqual(message.to, ['nobody@example.com'])
+
+        mail.outbox = []
+        mail_managers('Subject', 'Content', connection=connection)
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, '[Django] Subject')
+        self.assertEqual(message.from_email, 'root@localhost')
+        self.assertEqual(message.to, ['nobody@example.com'])
+
+        settings.ADMINS = old_admins
+        settings.MANAGERS = old_managers
+
+    def test_mail_prefix(self):
+        """Test prefix argument in manager/admin mail."""
+        # Regression for #13494.
+        old_admins = settings.ADMINS
+        old_managers = settings.MANAGERS
+        settings.ADMINS = settings.MANAGERS = [('nobody','nobody@example.com')]
+
+        mail_managers(ugettext_lazy('Subject'), 'Content')
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, '[Django] Subject')
+
+        mail.outbox = []
+        mail_admins(ugettext_lazy('Subject'), 'Content')
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, '[Django] Subject')
+
+        settings.ADMINS = old_admins
+        settings.MANAGERS = old_managers
+
+    def test_idn_validation(self):
+        """Test internationalized email adresses"""
+        # Regression for #14301.
+        mail.outbox = []
+        from_email = u'fröm@öäü.com'
+        to_email = u'tö@öäü.com'
+        connection = mail.get_connection('django.core.mail.backends.locmem.EmailBackend')
+        send_mail('Subject', 'Content', from_email, [to_email], connection=connection)
+        self.assertEqual(len(mail.outbox), 1)
+        message = mail.outbox[0]
+        self.assertEqual(message.subject, 'Subject')
+        self.assertEqual(message.from_email, from_email)
+        self.assertEqual(message.to, [to_email])
+        self.assertTrue(message.message().as_string().startswith('Content-Type: text/plain; charset="utf-8"\nMIME-Version: 1.0\nContent-Transfer-Encoding: quoted-printable\nSubject: Subject\nFrom: =?utf-8?b?ZnLDtm1Aw7bDpMO8LmNvbQ==?=\nTo: =?utf-8?b?dMO2QMO2w6TDvC5jb20=?='))
+
+    def test_idn_smtp_send(self):
+        import smtplib
+        smtplib.SMTP = MockSMTP
+        from_email = u'fröm@öäü.com'
+        to_email = u'tö@öäü.com'
+        connection = mail.get_connection('django.core.mail.backends.smtp.EmailBackend')
+        self.assertTrue(send_mail('Subject', 'Content', from_email, [to_email], connection=connection))
+
+class MockSMTP(object):
+    def __init__(self, host='', port=0, local_hostname=None,
+                 timeout=1):
+        pass
+
+    def sendmail(self, from_addr, to_addrs, msg, mail_options=[],
+                 rcpt_options=[]):
+        for addr in to_addrs:
+            str(addr.split('@', 1)[-1])
+        return {}
+
+    def quit(self):
+        return 0