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Viewing changes to bzrlib/tests/test_email_message.py

  • Committer: Patch Queue Manager
  • Date: 2016-04-21 04:10:52 UTC
  • mfrom: (6616.1.1 fix-en-user-guide)
  • Revision ID: pqm@pqm.ubuntu.com-20160421041052-clcye7ns1qcl2n7w
(richard-wilbur) Ensure build of English use guide always uses English text
 even when user's locale specifies a different language. (Jelmer Vernooij)

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# Copyright (C) 2007, 2009, 2011, 2014, 2016 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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import sys
 
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from email.Header import decode_header
 
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from bzrlib import __version__ as _bzrlib_version
 
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from bzrlib.email_message import EmailMessage
 
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from bzrlib.errors import BzrBadParameterNotUnicode
 
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from bzrlib.smtp_connection import SMTPConnection
 
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from bzrlib import tests
 
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EMPTY_MESSAGE = '''\
 
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From: from@from.com
 
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Subject: subject
 
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To: to@to.com
 
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User-Agent: Bazaar (%s)
 
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''' % _bzrlib_version
 
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_SIMPLE_MESSAGE = '''\
 
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MIME-Version: 1.0
 
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Content-Type: text/plain; charset="%%s"
 
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Content-Transfer-Encoding: %%s
 
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From: from@from.com
 
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Subject: subject
 
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To: to@to.com
 
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User-Agent: Bazaar (%s)
 
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%%s''' % _bzrlib_version
 
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SIMPLE_MESSAGE_ASCII = _SIMPLE_MESSAGE % ('us-ascii', '7bit', 'body')
 
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SIMPLE_MESSAGE_UTF8 = _SIMPLE_MESSAGE % ('utf-8', 'base64', 'YsOzZHk=\n')
 
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SIMPLE_MESSAGE_8BIT = _SIMPLE_MESSAGE % ('8-bit', 'base64', 'YvRkeQ==\n')
 
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BOUNDARY = '=====123456=='
 
51
 
 
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_MULTIPART_HEAD = '''\
 
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Content-Type: multipart/mixed; boundary="%(boundary)s"
 
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MIME-Version: 1.0
 
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From: from@from.com
 
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Subject: subject
 
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To: to@to.com
 
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User-Agent: Bazaar (%(version)s)
 
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--%(boundary)s
 
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MIME-Version: 1.0
 
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Content-Type: text/plain; charset="us-ascii"
 
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Content-Transfer-Encoding: 7bit
 
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Content-Disposition: inline
 
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body
 
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''' %  { 'version': _bzrlib_version, 'boundary': BOUNDARY }
 
68
 
 
69
 
 
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def final_newline_or_not(msg):
 
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    if sys.version_info >= (2, 7, 6):
 
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        # Some internals of python's email module changed in an (minor)
 
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        # incompatible way: a final newline is appended in 2.7.6...
 
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       msg += '\n'
 
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    return msg
 
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77
 
 
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def simple_multipart_message():
 
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    msg = _MULTIPART_HEAD + '--%s--' % BOUNDARY
 
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    return final_newline_or_not(msg)
 
81
 
 
82
 
 
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def complex_multipart_message(typ):
 
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    msg = _MULTIPART_HEAD + '''\
 
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--%(boundary)s
 
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MIME-Version: 1.0
 
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Content-Type: text/%%s; charset="us-ascii"; name="lines.txt"
 
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Content-Transfer-Encoding: 7bit
 
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Content-Disposition: inline
 
90
 
 
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a
 
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b
 
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c
 
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d
 
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e
 
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--%(boundary)s--''' %  { 'boundary': BOUNDARY }
 
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    msg = final_newline_or_not(msg)
 
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    return msg % (typ,)
 
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101
 
 
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class TestEmailMessage(tests.TestCase):
 
103
 
 
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    def test_empty_message(self):
 
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        msg = EmailMessage('from@from.com', 'to@to.com', 'subject')
 
106
        self.assertEqualDiff(EMPTY_MESSAGE , msg.as_string())
 
107
 
 
108
    def test_simple_message(self):
 
109
        pairs = {
 
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            'body': SIMPLE_MESSAGE_ASCII,
 
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            u'b\xf3dy': SIMPLE_MESSAGE_UTF8,
 
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            'b\xc3\xb3dy': SIMPLE_MESSAGE_UTF8,
 
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            'b\xf4dy': SIMPLE_MESSAGE_8BIT,
 
114
        }
 
115
        for body, expected in pairs.items():
 
116
            msg = EmailMessage('from@from.com', 'to@to.com', 'subject', body)
 
117
            self.assertEqualDiff(expected, msg.as_string())
 
118
 
 
119
    def test_multipart_message_simple(self):
 
120
        msg = EmailMessage('from@from.com', 'to@to.com', 'subject')
 
121
        msg.add_inline_attachment('body')
 
122
        self.assertEqualDiff(simple_multipart_message(),
 
123
                             msg.as_string(BOUNDARY))
 
124
 
 
125
 
 
126
    def test_multipart_message_complex(self):
 
127
        msg = EmailMessage('from@from.com', 'to@to.com', 'subject', 'body')
 
128
        msg.add_inline_attachment(u'a\nb\nc\nd\ne\n', 'lines.txt', 'x-subtype')
 
129
        self.assertEqualDiff(complex_multipart_message('x-subtype'),
 
130
                             msg.as_string(BOUNDARY))
 
131
 
 
132
    def test_headers_accept_unicode_and_utf8(self):
 
133
        for user in [ u'Pepe P\xe9rez <pperez@ejemplo.com>',
 
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                'Pepe P\xc3\xa9red <pperez@ejemplo.com>' ]:
 
135
            msg = EmailMessage(user, user, user) # no exception raised
 
136
 
 
137
            for header in ['From', 'To', 'Subject']:
 
138
                value = msg[header]
 
139
                str(value).decode('ascii') # no UnicodeDecodeError
 
140
 
 
141
    def test_headers_reject_8bit(self):
 
142
        for i in range(3): # from_address, to_address, subject
 
143
            x = [ '"J. Random Developer" <jrandom@example.com>' ] * 3
 
144
            x[i] = 'Pepe P\xe9rez <pperez@ejemplo.com>'
 
145
            self.assertRaises(BzrBadParameterNotUnicode, EmailMessage, *x)
 
146
 
 
147
    def test_multiple_destinations(self):
 
148
        to_addresses = [ 'to1@to.com', 'to2@to.com', 'to3@to.com' ]
 
149
        msg = EmailMessage('from@from.com', to_addresses, 'subject')
 
150
        self.assertContainsRe(msg.as_string(), 'To: ' +
 
151
                ', '.join(to_addresses)) # re.M can't be passed, so no ^$
 
152
 
 
153
    def test_retrieving_headers(self):
 
154
        msg = EmailMessage('from@from.com', 'to@to.com', 'subject')
 
155
        for header, value in [('From', 'from@from.com'), ('To', 'to@to.com'),
 
156
                ('Subject', 'subject')]:
 
157
            self.assertEqual(value, msg.get(header))
 
158
            self.assertEqual(value, msg[header])
 
159
        self.assertEqual(None, msg.get('Does-Not-Exist'))
 
160
        self.assertEqual(None, msg['Does-Not-Exist'])
 
161
        self.assertEqual('None', msg.get('Does-Not-Exist', 'None'))
 
162
 
 
163
    def test_setting_headers(self):
 
164
        msg = EmailMessage('from@from.com', 'to@to.com', 'subject')
 
165
        msg['To'] = 'to2@to.com'
 
166
        msg['Cc'] = 'cc@cc.com'
 
167
        self.assertEqual('to2@to.com', msg['To'])
 
168
        self.assertEqual('cc@cc.com', msg['Cc'])
 
169
 
 
170
    def test_address_to_encoded_header(self):
 
171
        def decode(s):
 
172
            """Convert a RFC2047-encoded string to a unicode string."""
 
173
            return ' '.join([chunk.decode(encoding or 'ascii')
 
174
                             for chunk, encoding in decode_header(s)])
 
175
 
 
176
        address = 'jrandom@example.com'
 
177
        encoded = EmailMessage.address_to_encoded_header(address)
 
178
        self.assertEqual(address, encoded)
 
179
 
 
180
        address = 'J Random Developer <jrandom@example.com>'
 
181
        encoded = EmailMessage.address_to_encoded_header(address)
 
182
        self.assertEqual(address, encoded)
 
183
 
 
184
        address = '"J. Random Developer" <jrandom@example.com>'
 
185
        encoded = EmailMessage.address_to_encoded_header(address)
 
186
        self.assertEqual(address, encoded)
 
187
 
 
188
        address = u'Pepe P\xe9rez <pperez@ejemplo.com>' # unicode ok
 
189
        encoded = EmailMessage.address_to_encoded_header(address)
 
190
        self.assertTrue('pperez@ejemplo.com' in encoded) # addr must be unencoded
 
191
        self.assertEqual(address, decode(encoded))
 
192
 
 
193
        address = 'Pepe P\xc3\xa9red <pperez@ejemplo.com>' # UTF-8 ok
 
194
        encoded = EmailMessage.address_to_encoded_header(address)
 
195
        self.assertTrue('pperez@ejemplo.com' in encoded)
 
196
        self.assertEqual(address, decode(encoded).encode('utf-8'))
 
197
 
 
198
        address = 'Pepe P\xe9rez <pperez@ejemplo.com>' # ISO-8859-1 not ok
 
199
        self.assertRaises(BzrBadParameterNotUnicode,
 
200
                EmailMessage.address_to_encoded_header, address)
 
201
 
 
202
    def test_string_with_encoding(self):
 
203
        pairs = {
 
204
                u'Pepe':        ('Pepe', 'ascii'),
 
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                u'P\xe9rez':    ('P\xc3\xa9rez', 'utf-8'),
 
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                'Perez':         ('Perez', 'ascii'), # u'Pepe' == 'Pepe'
 
207
                'P\xc3\xa9rez': ('P\xc3\xa9rez', 'utf-8'),
 
208
                'P\xe8rez':     ('P\xe8rez', '8-bit'),
 
209
        }
 
210
        for string_, pair in pairs.items():
 
211
            self.assertEqual(pair, EmailMessage.string_with_encoding(string_))
 
212
 
 
213
 
 
214
class TestSend(tests.TestCase):
 
215
 
 
216
    def setUp(self):
 
217
        super(TestSend, self).setUp()
 
218
        self.messages = []
 
219
 
 
220
        def send_as_append(_self, msg):
 
221
            self.messages.append(msg.as_string(BOUNDARY))
 
222
 
 
223
        self.overrideAttr(SMTPConnection, 'send_email', send_as_append)
 
224
 
 
225
 
 
226
 
 
227
    def send_email(self, attachment=None, attachment_filename=None,
 
228
                   attachment_mime_subtype='plain'):
 
229
        class FakeConfig:
 
230
            def get(self, option):
 
231
                return None
 
232
 
 
233
        EmailMessage.send(FakeConfig(), 'from@from.com', 'to@to.com',
 
234
                          'subject', 'body',
 
235
                          attachment=attachment,
 
236
                          attachment_filename=attachment_filename,
 
237
                          attachment_mime_subtype=attachment_mime_subtype)
 
238
 
 
239
    def assertMessage(self, expected):
 
240
        self.assertLength(1, self.messages)
 
241
        self.assertEqualDiff(expected, self.messages[0])
 
242
 
 
243
    def test_send_plain(self):
 
244
        self.send_email(u'a\nb\nc\nd\ne\n', 'lines.txt')
 
245
        self.assertMessage(complex_multipart_message('plain'))
 
246
 
 
247
    def test_send_patch(self):
 
248
        self.send_email(u'a\nb\nc\nd\ne\n', 'lines.txt', 'x-patch')
 
249
        self.assertMessage(complex_multipart_message('x-patch'))
 
250
 
 
251
    def test_send_simple(self):
 
252
          self.send_email()
 
253
          self.assertMessage(SIMPLE_MESSAGE_ASCII)
 
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