# Copyright (C) 2001-2007 Python Software Foundation

# Contact: email-sig@python.org

# email package unit tests



import os

import sys

import time

import base64

import difflib

import unittest

import warnings

from cStringIO import StringIO



import email



from email.charset import Charset

from email.header import Header, decode_header, make_header

from email.parser import Parser, HeaderParser

from email.generator import Generator, DecodedGenerator

from email.message import Message

from email.mime.application import MIMEApplication

from email.mime.audio import MIMEAudio

from email.mime.text import MIMEText

from email.mime.image import MIMEImage

from email.mime.base import MIMEBase

from email.mime.message import MIMEMessage

from email.mime.multipart import MIMEMultipart

from email import utils

from email import errors

from email import encoders

from email import iterators

from email import base64mime

from email import quoprimime



from test.test_support import findfile, run_unittest

from email.test import __file__ as landmark





NL = '\n'

EMPTYSTRING = ''

SPACE = ' '







def openfile(filename, mode='r'):

    path = os.path.join(os.path.dirname(landmark), 'data', filename)

    return open(path, mode)







# Base test class

class TestEmailBase(unittest.TestCase):

    def ndiffAssertEqual(self, first, second):

        """Like failUnlessEqual except use ndiff for readable output."""

        if first <> second:

            sfirst = str(first)

            ssecond = str(second)

            diff = difflib.ndiff(sfirst.splitlines(), ssecond.splitlines())

            fp = StringIO()

            print >> fp, NL, NL.join(diff)

            raise self.failureException, fp.getvalue()



    def _msgobj(self, filename):

        fp = openfile(findfile(filename))

        try:

            msg = email.message_from_file(fp)

        finally:

            fp.close()

        return msg







# Test various aspects of the Message class's API

class TestMessageAPI(TestEmailBase):

    def test_get_all(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_20.txt')

        eq(msg.get_all('cc'), ['ccc@zzz.org', 'ddd@zzz.org', 'eee@zzz.org'])

        eq(msg.get_all('xx', 'n/a'), 'n/a')



    def test_getset_charset(self):

        eq = self.assertEqual

        msg = Message()

        eq(msg.get_charset(), None)

        charset = Charset('iso-8859-1')

        msg.set_charset(charset)

        eq(msg['mime-version'], '1.0')

        eq(msg.get_content_type(), 'text/plain')

        eq(msg['content-type'], 'text/plain; charset="iso-8859-1"')

        eq(msg.get_param('charset'), 'iso-8859-1')

        eq(msg['content-transfer-encoding'], 'quoted-printable')

        eq(msg.get_charset().input_charset, 'iso-8859-1')

        # Remove the charset

        msg.set_charset(None)

        eq(msg.get_charset(), None)

        eq(msg['content-type'], 'text/plain')

        # Try adding a charset when there's already MIME headers present

        msg = Message()

        msg['MIME-Version'] = '2.0'

        msg['Content-Type'] = 'text/x-weird'

        msg['Content-Transfer-Encoding'] = 'quinted-puntable'

        msg.set_charset(charset)

        eq(msg['mime-version'], '2.0')

        eq(msg['content-type'], 'text/x-weird; charset="iso-8859-1"')

        eq(msg['content-transfer-encoding'], 'quinted-puntable')



    def test_set_charset_from_string(self):

        eq = self.assertEqual

        msg = Message()

        msg.set_charset('us-ascii')

        eq(msg.get_charset().input_charset, 'us-ascii')

        eq(msg['content-type'], 'text/plain; charset="us-ascii"')



    def test_set_payload_with_charset(self):

        msg = Message()

        charset = Charset('iso-8859-1')

        msg.set_payload('This is a string payload', charset)

        self.assertEqual(msg.get_charset().input_charset, 'iso-8859-1')



    def test_get_charsets(self):

        eq = self.assertEqual



        msg = self._msgobj('msg_08.txt')

        charsets = msg.get_charsets()

        eq(charsets, [None, 'us-ascii', 'iso-8859-1', 'iso-8859-2', 'koi8-r'])



        msg = self._msgobj('msg_09.txt')

        charsets = msg.get_charsets('dingbat')

        eq(charsets, ['dingbat', 'us-ascii', 'iso-8859-1', 'dingbat',

                      'koi8-r'])



        msg = self._msgobj('msg_12.txt')

        charsets = msg.get_charsets()

        eq(charsets, [None, 'us-ascii', 'iso-8859-1', None, 'iso-8859-2',

                      'iso-8859-3', 'us-ascii', 'koi8-r'])



    def test_get_filename(self):

        eq = self.assertEqual



        msg = self._msgobj('msg_04.txt')

        filenames = [p.get_filename() for p in msg.get_payload()]

        eq(filenames, ['msg.txt', 'msg.txt'])



        msg = self._msgobj('msg_07.txt')

        subpart = msg.get_payload(1)

        eq(subpart.get_filename(), 'dingusfish.gif')



    def test_get_filename_with_name_parameter(self):

        eq = self.assertEqual



        msg = self._msgobj('msg_44.txt')

        filenames = [p.get_filename() for p in msg.get_payload()]

        eq(filenames, ['msg.txt', 'msg.txt'])



    def test_get_boundary(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_07.txt')

        # No quotes!

        eq(msg.get_boundary(), 'BOUNDARY')



    def test_set_boundary(self):

        eq = self.assertEqual

        # This one has no existing boundary parameter, but the Content-Type:

        # header appears fifth.

        msg = self._msgobj('msg_01.txt')

        msg.set_boundary('BOUNDARY')

        header, value = msg.items()[4]

        eq(header.lower(), 'content-type')

        eq(value, 'text/plain; charset="us-ascii"; boundary="BOUNDARY"')

        # This one has a Content-Type: header, with a boundary, stuck in the

        # middle of its headers.  Make sure the order is preserved; it should

        # be fifth.

        msg = self._msgobj('msg_04.txt')

        msg.set_boundary('BOUNDARY')

        header, value = msg.items()[4]

        eq(header.lower(), 'content-type')

        eq(value, 'multipart/mixed; boundary="BOUNDARY"')

        # And this one has no Content-Type: header at all.

        msg = self._msgobj('msg_03.txt')

        self.assertRaises(errors.HeaderParseError,

                          msg.set_boundary, 'BOUNDARY')



    def test_get_decoded_payload(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_10.txt')

        # The outer message is a multipart

        eq(msg.get_payload(decode=True), None)

        # Subpart 1 is 7bit encoded

        eq(msg.get_payload(0).get_payload(decode=True),

           'This is a 7bit encoded message.\n')

        # Subpart 2 is quopri

        eq(msg.get_payload(1).get_payload(decode=True),

           '\xa1This is a Quoted Printable encoded message!\n')

        # Subpart 3 is base64

        eq(msg.get_payload(2).get_payload(decode=True),

           'This is a Base64 encoded message.')

        # Subpart 4 has no Content-Transfer-Encoding: header.

        eq(msg.get_payload(3).get_payload(decode=True),

           'This has no Content-Transfer-Encoding: header.\n')



    def test_get_decoded_uu_payload(self):

        eq = self.assertEqual

        msg = Message()

        msg.set_payload('begin 666 -\n+:&5L;&\\@=V]R;&0 \n \nend\n')

        for cte in ('x-uuencode', 'uuencode', 'uue', 'x-uue'):

            msg['content-transfer-encoding'] = cte

            eq(msg.get_payload(decode=True), 'hello world')

        # Now try some bogus data

        msg.set_payload('foo')

        eq(msg.get_payload(decode=True), 'foo')



    def test_decoded_generator(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_07.txt')

        fp = openfile('msg_17.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        s = StringIO()

        g = DecodedGenerator(s)

        g.flatten(msg)

        eq(s.getvalue(), text)



    def test__contains__(self):

        msg = Message()

        msg['From'] = 'Me'

        msg['to'] = 'You'

        # Check for case insensitivity

        self.failUnless('from' in msg)

        self.failUnless('From' in msg)

        self.failUnless('FROM' in msg)

        self.failUnless('to' in msg)

        self.failUnless('To' in msg)

        self.failUnless('TO' in msg)



    def test_as_string(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_01.txt')

        fp = openfile('msg_01.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        eq(text, msg.as_string())

        fullrepr = str(msg)

        lines = fullrepr.split('\n')

        self.failUnless(lines[0].startswith('From '))

        eq(text, NL.join(lines[1:]))



    def test_bad_param(self):

        msg = email.message_from_string("Content-Type: blarg; baz; boo\n")

        self.assertEqual(msg.get_param('baz'), '')



    def test_missing_filename(self):

        msg = email.message_from_string("From: foo\n")

        self.assertEqual(msg.get_filename(), None)



    def test_bogus_filename(self):

        msg = email.message_from_string(

        "Content-Disposition: blarg; filename\n")

        self.assertEqual(msg.get_filename(), '')



    def test_missing_boundary(self):

        msg = email.message_from_string("From: foo\n")

        self.assertEqual(msg.get_boundary(), None)



    def test_get_params(self):

        eq = self.assertEqual

        msg = email.message_from_string(

            'X-Header: foo=one; bar=two; baz=three\n')

        eq(msg.get_params(header='x-header'),

           [('foo', 'one'), ('bar', 'two'), ('baz', 'three')])

        msg = email.message_from_string(

            'X-Header: foo; bar=one; baz=two\n')

        eq(msg.get_params(header='x-header'),

           [('foo', ''), ('bar', 'one'), ('baz', 'two')])

        eq(msg.get_params(), None)

        msg = email.message_from_string(

            'X-Header: foo; bar="one"; baz=two\n')

        eq(msg.get_params(header='x-header'),

           [('foo', ''), ('bar', 'one'), ('baz', 'two')])



    def test_get_param_liberal(self):

        msg = Message()

        msg['Content-Type'] = 'Content-Type: Multipart/mixed; boundary = "CPIMSSMTPC06p5f3tG"'

        self.assertEqual(msg.get_param('boundary'), 'CPIMSSMTPC06p5f3tG')



    def test_get_param(self):

        eq = self.assertEqual

        msg = email.message_from_string(

            "X-Header: foo=one; bar=two; baz=three\n")

        eq(msg.get_param('bar', header='x-header'), 'two')

        eq(msg.get_param('quuz', header='x-header'), None)

        eq(msg.get_param('quuz'), None)

        msg = email.message_from_string(

            'X-Header: foo; bar="one"; baz=two\n')

        eq(msg.get_param('foo', header='x-header'), '')

        eq(msg.get_param('bar', header='x-header'), 'one')

        eq(msg.get_param('baz', header='x-header'), 'two')

        # XXX: We are not RFC-2045 compliant!  We cannot parse:

        # msg["Content-Type"] = 'text/plain; weird="hey; dolly? [you] @ <\\"home\\">?"'

        # msg.get_param("weird")

        # yet.



    def test_get_param_funky_continuation_lines(self):

        msg = self._msgobj('msg_22.txt')

        self.assertEqual(msg.get_payload(1).get_param('name'), 'wibble.JPG')



    def test_get_param_with_semis_in_quotes(self):

        msg = email.message_from_string(

            'Content-Type: image/pjpeg; name="Jim&amp;&amp;Jill"\n')

        self.assertEqual(msg.get_param('name'), 'Jim&amp;&amp;Jill')

        self.assertEqual(msg.get_param('name', unquote=False),

                         '"Jim&amp;&amp;Jill"')



    def test_has_key(self):

        msg = email.message_from_string('Header: exists')

        self.failUnless(msg.has_key('header'))

        self.failUnless(msg.has_key('Header'))

        self.failUnless(msg.has_key('HEADER'))

        self.failIf(msg.has_key('headeri'))



    def test_set_param(self):

        eq = self.assertEqual

        msg = Message()

        msg.set_param('charset', 'iso-2022-jp')

        eq(msg.get_param('charset'), 'iso-2022-jp')

        msg.set_param('importance', 'high value')

        eq(msg.get_param('importance'), 'high value')

        eq(msg.get_param('importance', unquote=False), '"high value"')

        eq(msg.get_params(), [('text/plain', ''),

                              ('charset', 'iso-2022-jp'),

                              ('importance', 'high value')])

        eq(msg.get_params(unquote=False), [('text/plain', ''),

                                       ('charset', '"iso-2022-jp"'),

                                       ('importance', '"high value"')])

        msg.set_param('charset', 'iso-9999-xx', header='X-Jimmy')

        eq(msg.get_param('charset', header='X-Jimmy'), 'iso-9999-xx')



    def test_del_param(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_05.txt')

        eq(msg.get_params(),

           [('multipart/report', ''), ('report-type', 'delivery-status'),

            ('boundary', 'D1690A7AC1.996856090/mail.example.com')])

        old_val = msg.get_param("report-type")

        msg.del_param("report-type")

        eq(msg.get_params(),

           [('multipart/report', ''),

            ('boundary', 'D1690A7AC1.996856090/mail.example.com')])

        msg.set_param("report-type", old_val)

        eq(msg.get_params(),

           [('multipart/report', ''),

            ('boundary', 'D1690A7AC1.996856090/mail.example.com'),

            ('report-type', old_val)])



    def test_del_param_on_other_header(self):

        msg = Message()

        msg.add_header('Content-Disposition', 'attachment', filename='bud.gif')

        msg.del_param('filename', 'content-disposition')

        self.assertEqual(msg['content-disposition'], 'attachment')



    def test_set_type(self):

        eq = self.assertEqual

        msg = Message()

        self.assertRaises(ValueError, msg.set_type, 'text')

        msg.set_type('text/plain')

        eq(msg['content-type'], 'text/plain')

        msg.set_param('charset', 'us-ascii')

        eq(msg['content-type'], 'text/plain; charset="us-ascii"')

        msg.set_type('text/html')

        eq(msg['content-type'], 'text/html; charset="us-ascii"')



    def test_set_type_on_other_header(self):

        msg = Message()

        msg['X-Content-Type'] = 'text/plain'

        msg.set_type('application/octet-stream', 'X-Content-Type')

        self.assertEqual(msg['x-content-type'], 'application/octet-stream')



    def test_get_content_type_missing(self):

        msg = Message()

        self.assertEqual(msg.get_content_type(), 'text/plain')



    def test_get_content_type_missing_with_default_type(self):

        msg = Message()

        msg.set_default_type('message/rfc822')

        self.assertEqual(msg.get_content_type(), 'message/rfc822')



    def test_get_content_type_from_message_implicit(self):

        msg = self._msgobj('msg_30.txt')

        self.assertEqual(msg.get_payload(0).get_content_type(),

                         'message/rfc822')



    def test_get_content_type_from_message_explicit(self):

        msg = self._msgobj('msg_28.txt')

        self.assertEqual(msg.get_payload(0).get_content_type(),

                         'message/rfc822')



    def test_get_content_type_from_message_text_plain_implicit(self):

        msg = self._msgobj('msg_03.txt')

        self.assertEqual(msg.get_content_type(), 'text/plain')



    def test_get_content_type_from_message_text_plain_explicit(self):

        msg = self._msgobj('msg_01.txt')

        self.assertEqual(msg.get_content_type(), 'text/plain')



    def test_get_content_maintype_missing(self):

        msg = Message()

        self.assertEqual(msg.get_content_maintype(), 'text')



    def test_get_content_maintype_missing_with_default_type(self):

        msg = Message()

        msg.set_default_type('message/rfc822')

        self.assertEqual(msg.get_content_maintype(), 'message')



    def test_get_content_maintype_from_message_implicit(self):

        msg = self._msgobj('msg_30.txt')

        self.assertEqual(msg.get_payload(0).get_content_maintype(), 'message')



    def test_get_content_maintype_from_message_explicit(self):

        msg = self._msgobj('msg_28.txt')

        self.assertEqual(msg.get_payload(0).get_content_maintype(), 'message')



    def test_get_content_maintype_from_message_text_plain_implicit(self):

        msg = self._msgobj('msg_03.txt')

        self.assertEqual(msg.get_content_maintype(), 'text')



    def test_get_content_maintype_from_message_text_plain_explicit(self):

        msg = self._msgobj('msg_01.txt')

        self.assertEqual(msg.get_content_maintype(), 'text')



    def test_get_content_subtype_missing(self):

        msg = Message()

        self.assertEqual(msg.get_content_subtype(), 'plain')



    def test_get_content_subtype_missing_with_default_type(self):

        msg = Message()

        msg.set_default_type('message/rfc822')

        self.assertEqual(msg.get_content_subtype(), 'rfc822')



    def test_get_content_subtype_from_message_implicit(self):

        msg = self._msgobj('msg_30.txt')

        self.assertEqual(msg.get_payload(0).get_content_subtype(), 'rfc822')



    def test_get_content_subtype_from_message_explicit(self):

        msg = self._msgobj('msg_28.txt')

        self.assertEqual(msg.get_payload(0).get_content_subtype(), 'rfc822')



    def test_get_content_subtype_from_message_text_plain_implicit(self):

        msg = self._msgobj('msg_03.txt')

        self.assertEqual(msg.get_content_subtype(), 'plain')



    def test_get_content_subtype_from_message_text_plain_explicit(self):

        msg = self._msgobj('msg_01.txt')

        self.assertEqual(msg.get_content_subtype(), 'plain')



    def test_get_content_maintype_error(self):

        msg = Message()

        msg['Content-Type'] = 'no-slash-in-this-string'

        self.assertEqual(msg.get_content_maintype(), 'text')



    def test_get_content_subtype_error(self):

        msg = Message()

        msg['Content-Type'] = 'no-slash-in-this-string'

        self.assertEqual(msg.get_content_subtype(), 'plain')



    def test_replace_header(self):

        eq = self.assertEqual

        msg = Message()

        msg.add_header('First', 'One')

        msg.add_header('Second', 'Two')

        msg.add_header('Third', 'Three')

        eq(msg.keys(), ['First', 'Second', 'Third'])

        eq(msg.values(), ['One', 'Two', 'Three'])

        msg.replace_header('Second', 'Twenty')

        eq(msg.keys(), ['First', 'Second', 'Third'])

        eq(msg.values(), ['One', 'Twenty', 'Three'])

        msg.add_header('First', 'Eleven')

        msg.replace_header('First', 'One Hundred')

        eq(msg.keys(), ['First', 'Second', 'Third', 'First'])

        eq(msg.values(), ['One Hundred', 'Twenty', 'Three', 'Eleven'])

        self.assertRaises(KeyError, msg.replace_header, 'Fourth', 'Missing')



    def test_broken_base64_payload(self):

        x = 'AwDp0P7//y6LwKEAcPa/6Q=9'

        msg = Message()

        msg['content-type'] = 'audio/x-midi'

        msg['content-transfer-encoding'] = 'base64'

        msg.set_payload(x)

        self.assertEqual(msg.get_payload(decode=True), x)







# Test the email.encoders module

class TestEncoders(unittest.TestCase):

    def test_encode_empty_payload(self):

        eq = self.assertEqual

        msg = Message()

        msg.set_charset('us-ascii')

        eq(msg['content-transfer-encoding'], '7bit')



    def test_default_cte(self):

        eq = self.assertEqual

        msg = MIMEText('hello world')

        eq(msg['content-transfer-encoding'], '7bit')



    def test_default_cte(self):

        eq = self.assertEqual

        # With no explicit _charset its us-ascii, and all are 7-bit

        msg = MIMEText('hello world')

        eq(msg['content-transfer-encoding'], '7bit')

        # Similar, but with 8-bit data

        msg = MIMEText('hello \xf8 world')

        eq(msg['content-transfer-encoding'], '8bit')

        # And now with a different charset

        msg = MIMEText('hello \xf8 world', _charset='iso-8859-1')

        eq(msg['content-transfer-encoding'], 'quoted-printable')







# Test long header wrapping

class TestLongHeaders(TestEmailBase):

    def test_split_long_continuation(self):

        eq = self.ndiffAssertEqual

        msg = email.message_from_string("""\

Subject: bug demonstration

\t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789

\tmore text



test

""")

        sfp = StringIO()

        g = Generator(sfp)

        g.flatten(msg)

        eq(sfp.getvalue(), """\

Subject: bug demonstration

\t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789

\tmore text



test

""")



    def test_another_long_almost_unsplittable_header(self):

        eq = self.ndiffAssertEqual

        hstr = """\

bug demonstration

\t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789

\tmore text"""

        h = Header(hstr, continuation_ws='\t')

        eq(h.encode(), """\

bug demonstration

\t12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789

\tmore text""")

        h = Header(hstr)

        eq(h.encode(), """\

bug demonstration

 12345678911234567892123456789312345678941234567895123456789612345678971234567898112345678911234567892123456789112345678911234567892123456789

 more text""")



    def test_long_nonstring(self):

        eq = self.ndiffAssertEqual

        g = Charset("iso-8859-1")

        cz = Charset("iso-8859-2")

        utf8 = Charset("utf-8")

        g_head = "Die Mieter treten hier ein werden mit einem Foerderband komfortabel den Korridor entlang, an s\xfcdl\xfcndischen Wandgem\xe4lden vorbei, gegen die rotierenden Klingen bef\xf6rdert. "

        cz_head = "Finan\xe8ni metropole se hroutily pod tlakem jejich d\xf9vtipu.. "

        utf8_head = u"\u6b63\u78ba\u306b\u8a00\u3046\u3068\u7ffb\u8a33\u306f\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4e00\u90e8\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u3059\u304c\u3001\u3042\u3068\u306f\u3067\u305f\u3089\u3081\u3067\u3059\u3002\u5b9f\u969b\u306b\u306f\u300cWenn ist das Nunstuck git und Slotermeyer? Ja! Beiherhund das Oder die Flipperwaldt gersput.\u300d\u3068\u8a00\u3063\u3066\u3044\u307e\u3059\u3002".encode("utf-8")

        h = Header(g_head, g, header_name='Subject')

        h.append(cz_head, cz)

        h.append(utf8_head, utf8)

        msg = Message()

        msg['Subject'] = h

        sfp = StringIO()

        g = Generator(sfp)

        g.flatten(msg)

        eq(sfp.getvalue(), """\

Subject: =?iso-8859-1?q?Die_Mieter_treten_hier_ein_werden_mit_einem_Foerd?=

 =?iso-8859-1?q?erband_komfortabel_den_Korridor_entlang=2C_an_s=FCdl=FCndi?=

 =?iso-8859-1?q?schen_Wandgem=E4lden_vorbei=2C_gegen_die_rotierenden_Kling?=

 =?iso-8859-1?q?en_bef=F6rdert=2E_?= =?iso-8859-2?q?Finan=E8ni_met?=

 =?iso-8859-2?q?ropole_se_hroutily_pod_tlakem_jejich_d=F9vtipu=2E=2E_?=

 =?utf-8?b?5q2j56K644Gr6KiA44GG44Go57+76Kiz44Gv44GV44KM44Gm44GE?=

 =?utf-8?b?44G+44Gb44KT44CC5LiA6YOo44Gv44OJ44Kk44OE6Kqe44Gn44GZ44GM44CB?=

 =?utf-8?b?44GC44Go44Gv44Gn44Gf44KJ44KB44Gn44GZ44CC5a6f6Zqb44Gr44Gv44CM?=

 =?utf-8?q?Wenn_ist_das_Nunstuck_git_und_Slotermeyer=3F_Ja!_Beiherhund_das?=

 =?utf-8?b?IE9kZXIgZGllIEZsaXBwZXJ3YWxkdCBnZXJzcHV0LuOAjeOBqOiogOOBow==?=

 =?utf-8?b?44Gm44GE44G+44GZ44CC?=



""")

        eq(h.encode(), """\

=?iso-8859-1?q?Die_Mieter_treten_hier_ein_werden_mit_einem_Foerd?=

 =?iso-8859-1?q?erband_komfortabel_den_Korridor_entlang=2C_an_s=FCdl=FCndi?=

 =?iso-8859-1?q?schen_Wandgem=E4lden_vorbei=2C_gegen_die_rotierenden_Kling?=

 =?iso-8859-1?q?en_bef=F6rdert=2E_?= =?iso-8859-2?q?Finan=E8ni_met?=

 =?iso-8859-2?q?ropole_se_hroutily_pod_tlakem_jejich_d=F9vtipu=2E=2E_?=

 =?utf-8?b?5q2j56K644Gr6KiA44GG44Go57+76Kiz44Gv44GV44KM44Gm44GE?=

 =?utf-8?b?44G+44Gb44KT44CC5LiA6YOo44Gv44OJ44Kk44OE6Kqe44Gn44GZ44GM44CB?=

 =?utf-8?b?44GC44Go44Gv44Gn44Gf44KJ44KB44Gn44GZ44CC5a6f6Zqb44Gr44Gv44CM?=

 =?utf-8?q?Wenn_ist_das_Nunstuck_git_und_Slotermeyer=3F_Ja!_Beiherhund_das?=

 =?utf-8?b?IE9kZXIgZGllIEZsaXBwZXJ3YWxkdCBnZXJzcHV0LuOAjeOBqOiogOOBow==?=

 =?utf-8?b?44Gm44GE44G+44GZ44CC?=""")



    def test_long_header_encode(self):

        eq = self.ndiffAssertEqual

        h = Header('wasnipoop; giraffes="very-long-necked-animals"; '

                   'spooge="yummy"; hippos="gargantuan"; marshmallows="gooey"',

                   header_name='X-Foobar-Spoink-Defrobnit')

        eq(h.encode(), '''\

wasnipoop; giraffes="very-long-necked-animals";

 spooge="yummy"; hippos="gargantuan"; marshmallows="gooey"''')



    def test_long_header_encode_with_tab_continuation(self):

        eq = self.ndiffAssertEqual

        h = Header('wasnipoop; giraffes="very-long-necked-animals"; '

                   'spooge="yummy"; hippos="gargantuan"; marshmallows="gooey"',

                   header_name='X-Foobar-Spoink-Defrobnit',

                   continuation_ws='\t')

        eq(h.encode(), '''\

wasnipoop; giraffes="very-long-necked-animals";

\tspooge="yummy"; hippos="gargantuan"; marshmallows="gooey"''')



    def test_header_splitter(self):

        eq = self.ndiffAssertEqual

        msg = MIMEText('')

        # It'd be great if we could use add_header() here, but that doesn't

        # guarantee an order of the parameters.

        msg['X-Foobar-Spoink-Defrobnit'] = (

            'wasnipoop; giraffes="very-long-necked-animals"; '

            'spooge="yummy"; hippos="gargantuan"; marshmallows="gooey"')

        sfp = StringIO()

        g = Generator(sfp)

        g.flatten(msg)

        eq(sfp.getvalue(), '''\

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit

X-Foobar-Spoink-Defrobnit: wasnipoop; giraffes="very-long-necked-animals";

\tspooge="yummy"; hippos="gargantuan"; marshmallows="gooey"



''')



    def test_no_semis_header_splitter(self):

        eq = self.ndiffAssertEqual

        msg = Message()

        msg['From'] = 'test@dom.ain'

        msg['References'] = SPACE.join(['<%d@dom.ain>' % i for i in range(10)])

        msg.set_payload('Test')

        sfp = StringIO()

        g = Generator(sfp)

        g.flatten(msg)

        eq(sfp.getvalue(), """\

From: test@dom.ain

References: <0@dom.ain> <1@dom.ain> <2@dom.ain> <3@dom.ain> <4@dom.ain>

\t<5@dom.ain> <6@dom.ain> <7@dom.ain> <8@dom.ain> <9@dom.ain>



Test""")



    def test_no_split_long_header(self):

        eq = self.ndiffAssertEqual

        hstr = 'References: ' + 'x' * 80

        h = Header(hstr, continuation_ws='\t')

        eq(h.encode(), """\

References: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx""")



    def test_splitting_multiple_long_lines(self):

        eq = self.ndiffAssertEqual

        hstr = """\

from babylon.socal-raves.org (localhost [127.0.0.1]); by babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81; for <mailman-admin@babylon.socal-raves.org>; Sat, 2 Feb 2002 17:00:06 -0800 (PST)

\tfrom babylon.socal-raves.org (localhost [127.0.0.1]); by babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81; for <mailman-admin@babylon.socal-raves.org>; Sat, 2 Feb 2002 17:00:06 -0800 (PST)

\tfrom babylon.socal-raves.org (localhost [127.0.0.1]); by babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81; for <mailman-admin@babylon.socal-raves.org>; Sat, 2 Feb 2002 17:00:06 -0800 (PST)

"""

        h = Header(hstr, continuation_ws='\t')

        eq(h.encode(), """\

from babylon.socal-raves.org (localhost [127.0.0.1]);

\tby babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81;

\tfor <mailman-admin@babylon.socal-raves.org>;

\tSat, 2 Feb 2002 17:00:06 -0800 (PST)

\tfrom babylon.socal-raves.org (localhost [127.0.0.1]);

\tby babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81;

\tfor <mailman-admin@babylon.socal-raves.org>;

\tSat, 2 Feb 2002 17:00:06 -0800 (PST)

\tfrom babylon.socal-raves.org (localhost [127.0.0.1]);

\tby babylon.socal-raves.org (Postfix) with ESMTP id B570E51B81;

\tfor <mailman-admin@babylon.socal-raves.org>;

\tSat, 2 Feb 2002 17:00:06 -0800 (PST)""")



    def test_splitting_first_line_only_is_long(self):

        eq = self.ndiffAssertEqual

        hstr = """\

from modemcable093.139-201-24.que.mc.videotron.ca ([24.201.139.93] helo=cthulhu.gerg.ca)

\tby kronos.mems-exchange.org with esmtp (Exim 4.05)

\tid 17k4h5-00034i-00

\tfor test@mems-exchange.org; Wed, 28 Aug 2002 11:25:20 -0400"""

        h = Header(hstr, maxlinelen=78, header_name='Received',

                   continuation_ws='\t')

        eq(h.encode(), """\

from modemcable093.139-201-24.que.mc.videotron.ca ([24.201.139.93]

\thelo=cthulhu.gerg.ca)

\tby kronos.mems-exchange.org with esmtp (Exim 4.05)

\tid 17k4h5-00034i-00

\tfor test@mems-exchange.org; Wed, 28 Aug 2002 11:25:20 -0400""")



    def test_long_8bit_header(self):

        eq = self.ndiffAssertEqual

        msg = Message()

        h = Header('Britische Regierung gibt', 'iso-8859-1',

                    header_name='Subject')

        h.append('gr\xfcnes Licht f\xfcr Offshore-Windkraftprojekte')

        msg['Subject'] = h

        eq(msg.as_string(), """\

Subject: =?iso-8859-1?q?Britische_Regierung_gibt?= =?iso-8859-1?q?gr=FCnes?=

 =?iso-8859-1?q?_Licht_f=FCr_Offshore-Windkraftprojekte?=



""")



    def test_long_8bit_header_no_charset(self):

        eq = self.ndiffAssertEqual

        msg = Message()

        msg['Reply-To'] = 'Britische Regierung gibt gr\xfcnes Licht f\xfcr Offshore-Windkraftprojekte <a-very-long-address@example.com>'

        eq(msg.as_string(), """\

Reply-To: Britische Regierung gibt gr\xfcnes Licht f\xfcr Offshore-Windkraftprojekte <a-very-long-address@example.com>



""")



    def test_long_to_header(self):

        eq = self.ndiffAssertEqual

        to = '"Someone Test #A" <someone@eecs.umich.edu>,<someone@eecs.umich.edu>,"Someone Test #B" <someone@umich.edu>, "Someone Test #C" <someone@eecs.umich.edu>, "Someone Test #D" <someone@eecs.umich.edu>'

        msg = Message()

        msg['To'] = to

        eq(msg.as_string(0), '''\

To: "Someone Test #A" <someone@eecs.umich.edu>, <someone@eecs.umich.edu>,

\t"Someone Test #B" <someone@umich.edu>,

\t"Someone Test #C" <someone@eecs.umich.edu>,

\t"Someone Test #D" <someone@eecs.umich.edu>



''')



    def test_long_line_after_append(self):

        eq = self.ndiffAssertEqual

        s = 'This is an example of string which has almost the limit of header length.'

        h = Header(s)

        h.append('Add another line.')

        eq(h.encode(), """\

This is an example of string which has almost the limit of header length.

 Add another line.""")



    def test_shorter_line_with_append(self):

        eq = self.ndiffAssertEqual

        s = 'This is a shorter line.'

        h = Header(s)

        h.append('Add another sentence. (Surprise?)')

        eq(h.encode(),

           'This is a shorter line. Add another sentence. (Surprise?)')



    def test_long_field_name(self):

        eq = self.ndiffAssertEqual

        fn = 'X-Very-Very-Very-Long-Header-Name'

        gs = "Die Mieter treten hier ein werden mit einem Foerderband komfortabel den Korridor entlang, an s\xfcdl\xfcndischen Wandgem\xe4lden vorbei, gegen die rotierenden Klingen bef\xf6rdert. "

        h = Header(gs, 'iso-8859-1', header_name=fn)

        # BAW: this seems broken because the first line is too long

        eq(h.encode(), """\

=?iso-8859-1?q?Die_Mieter_treten_hier_?=

 =?iso-8859-1?q?ein_werden_mit_einem_Foerderband_komfortabel_den_Korridor_?=

 =?iso-8859-1?q?entlang=2C_an_s=FCdl=FCndischen_Wandgem=E4lden_vorbei=2C_g?=

 =?iso-8859-1?q?egen_die_rotierenden_Klingen_bef=F6rdert=2E_?=""")



    def test_long_received_header(self):

        h = 'from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by hrothgar.la.mastaler.com (tmda-ofmipd) with ESMTP; Wed, 05 Mar 2003 18:10:18 -0700'

        msg = Message()

        msg['Received-1'] = Header(h, continuation_ws='\t')

        msg['Received-2'] = h

        self.assertEqual(msg.as_string(), """\

Received-1: from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by

\throthgar.la.mastaler.com (tmda-ofmipd) with ESMTP;

\tWed, 05 Mar 2003 18:10:18 -0700

Received-2: from FOO.TLD (vizworld.acl.foo.tld [123.452.678.9]) by

\throthgar.la.mastaler.com (tmda-ofmipd) with ESMTP;

\tWed, 05 Mar 2003 18:10:18 -0700



""")



    def test_string_headerinst_eq(self):

        h = '<15975.17901.207240.414604@sgigritzmann1.mathematik.tu-muenchen.de> (David Bremner\'s message of "Thu, 6 Mar 2003 13:58:21 +0100")'

        msg = Message()

        msg['Received-1'] = Header(h, header_name='Received-1',

                                   continuation_ws='\t')

        msg['Received-2'] = h

        self.assertEqual(msg.as_string(), """\

Received-1: <15975.17901.207240.414604@sgigritzmann1.mathematik.tu-muenchen.de>

\t(David Bremner's message of "Thu, 6 Mar 2003 13:58:21 +0100")

Received-2: <15975.17901.207240.414604@sgigritzmann1.mathematik.tu-muenchen.de>

\t(David Bremner's message of "Thu, 6 Mar 2003 13:58:21 +0100")



""")



    def test_long_unbreakable_lines_with_continuation(self):

        eq = self.ndiffAssertEqual

        msg = Message()

        t = """\

 iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9

 locQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp"""

        msg['Face-1'] = t

        msg['Face-2'] = Header(t, header_name='Face-2')

        eq(msg.as_string(), """\

Face-1: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9

\tlocQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp

Face-2: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAGFBMVEUAAAAkHiJeRUIcGBi9

 locQDQ4zJykFBAXJfWDjAAACYUlEQVR4nF2TQY/jIAyFc6lydlG5x8Nyp1Y69wj1PN2I5gzp



""")



    def test_another_long_multiline_header(self):

        eq = self.ndiffAssertEqual

        m = '''\

Received: from siimage.com ([172.25.1.3]) by zima.siliconimage.com with Microsoft SMTPSVC(5.0.2195.4905);

\tWed, 16 Oct 2002 07:41:11 -0700'''

        msg = email.message_from_string(m)

        eq(msg.as_string(), '''\

Received: from siimage.com ([172.25.1.3]) by zima.siliconimage.com with

\tMicrosoft SMTPSVC(5.0.2195.4905); Wed, 16 Oct 2002 07:41:11 -0700



''')



    def test_long_lines_with_different_header(self):

        eq = self.ndiffAssertEqual

        h = """\

List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/spamassassin-talk>,

        <mailto:spamassassin-talk-request@lists.sourceforge.net?subject=unsubscribe>"""

        msg = Message()

        msg['List'] = h

        msg['List'] = Header(h, header_name='List')

        eq(msg.as_string(), """\

List: List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/spamassassin-talk>,

\t<mailto:spamassassin-talk-request@lists.sourceforge.net?subject=unsubscribe>

List: List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/spamassassin-talk>,

 <mailto:spamassassin-talk-request@lists.sourceforge.net?subject=unsubscribe>



""")







# Test mangling of "From " lines in the body of a message

class TestFromMangling(unittest.TestCase):

    def setUp(self):

        self.msg = Message()

        self.msg['From'] = 'aaa@bbb.org'

        self.msg.set_payload("""\

From the desk of A.A.A.:

Blah blah blah

""")



    def test_mangled_from(self):

        s = StringIO()

        g = Generator(s, mangle_from_=True)

        g.flatten(self.msg)

        self.assertEqual(s.getvalue(), """\

From: aaa@bbb.org



>From the desk of A.A.A.:

Blah blah blah

""")



    def test_dont_mangle_from(self):

        s = StringIO()

        g = Generator(s, mangle_from_=False)

        g.flatten(self.msg)

        self.assertEqual(s.getvalue(), """\

From: aaa@bbb.org



From the desk of A.A.A.:

Blah blah blah

""")







# Test the basic MIMEAudio class

class TestMIMEAudio(unittest.TestCase):

    def setUp(self):

        # Make sure we pick up the audiotest.au that lives in email/test/data.

        # In Python, there's an audiotest.au living in Lib/test but that isn't

        # included in some binary distros that don't include the test

        # package.  The trailing empty string on the .join() is significant

        # since findfile() will do a dirname().

        datadir = os.path.join(os.path.dirname(landmark), 'data', '')

        fp = open(findfile('audiotest.au', datadir), 'rb')

        try:

            self._audiodata = fp.read()

        finally:

            fp.close()

        self._au = MIMEAudio(self._audiodata)



    def test_guess_minor_type(self):

        self.assertEqual(self._au.get_content_type(), 'audio/basic')



    def test_encoding(self):

        payload = self._au.get_payload()

        self.assertEqual(base64.decodestring(payload), self._audiodata)



    def test_checkSetMinor(self):

        au = MIMEAudio(self._audiodata, 'fish')

        self.assertEqual(au.get_content_type(), 'audio/fish')



    def test_add_header(self):

        eq = self.assertEqual

        unless = self.failUnless

        self._au.add_header('Content-Disposition', 'attachment',

                            filename='audiotest.au')

        eq(self._au['content-disposition'],

           'attachment; filename="audiotest.au"')

        eq(self._au.get_params(header='content-disposition'),

           [('attachment', ''), ('filename', 'audiotest.au')])

        eq(self._au.get_param('filename', header='content-disposition'),

           'audiotest.au')

        missing = []

        eq(self._au.get_param('attachment', header='content-disposition'), '')

        unless(self._au.get_param('foo', failobj=missing,

                                  header='content-disposition') is missing)

        # Try some missing stuff

        unless(self._au.get_param('foobar', missing) is missing)

        unless(self._au.get_param('attachment', missing,

                                  header='foobar') is missing)







# Test the basic MIMEImage class

class TestMIMEImage(unittest.TestCase):

    def setUp(self):

        fp = openfile('PyBanner048.gif')

        try:

            self._imgdata = fp.read()

        finally:

            fp.close()

        self._im = MIMEImage(self._imgdata)



    def test_guess_minor_type(self):

        self.assertEqual(self._im.get_content_type(), 'image/gif')



    def test_encoding(self):

        payload = self._im.get_payload()

        self.assertEqual(base64.decodestring(payload), self._imgdata)



    def test_checkSetMinor(self):

        im = MIMEImage(self._imgdata, 'fish')

        self.assertEqual(im.get_content_type(), 'image/fish')



    def test_add_header(self):

        eq = self.assertEqual

        unless = self.failUnless

        self._im.add_header('Content-Disposition', 'attachment',

                            filename='dingusfish.gif')

        eq(self._im['content-disposition'],

           'attachment; filename="dingusfish.gif"')

        eq(self._im.get_params(header='content-disposition'),

           [('attachment', ''), ('filename', 'dingusfish.gif')])

        eq(self._im.get_param('filename', header='content-disposition'),

           'dingusfish.gif')

        missing = []

        eq(self._im.get_param('attachment', header='content-disposition'), '')

        unless(self._im.get_param('foo', failobj=missing,

                                  header='content-disposition') is missing)

        # Try some missing stuff

        unless(self._im.get_param('foobar', missing) is missing)

        unless(self._im.get_param('attachment', missing,

                                  header='foobar') is missing)







# Test the basic MIMEApplication class

class TestMIMEApplication(unittest.TestCase):

    def test_headers(self):

        eq = self.assertEqual

        msg = MIMEApplication('\xfa\xfb\xfc\xfd\xfe\xff')

        eq(msg.get_content_type(), 'application/octet-stream')

        eq(msg['content-transfer-encoding'], 'base64')



    def test_body(self):

        eq = self.assertEqual

        bytes = '\xfa\xfb\xfc\xfd\xfe\xff'

        msg = MIMEApplication(bytes)

        eq(msg.get_payload(), '+vv8/f7/')

        eq(msg.get_payload(decode=True), bytes)







# Test the basic MIMEText class

class TestMIMEText(unittest.TestCase):

    def setUp(self):

        self._msg = MIMEText('hello there')



    def test_types(self):

        eq = self.assertEqual

        unless = self.failUnless

        eq(self._msg.get_content_type(), 'text/plain')

        eq(self._msg.get_param('charset'), 'us-ascii')

        missing = []

        unless(self._msg.get_param('foobar', missing) is missing)

        unless(self._msg.get_param('charset', missing, header='foobar')

               is missing)



    def test_payload(self):

        self.assertEqual(self._msg.get_payload(), 'hello there')

        self.failUnless(not self._msg.is_multipart())



    def test_charset(self):

        eq = self.assertEqual

        msg = MIMEText('hello there', _charset='us-ascii')

        eq(msg.get_charset().input_charset, 'us-ascii')

        eq(msg['content-type'], 'text/plain; charset="us-ascii"')







# Test complicated multipart/* messages

class TestMultipart(TestEmailBase):

    def setUp(self):

        fp = openfile('PyBanner048.gif')

        try:

            data = fp.read()

        finally:

            fp.close()



        container = MIMEBase('multipart', 'mixed', boundary='BOUNDARY')

        image = MIMEImage(data, name='dingusfish.gif')

        image.add_header('content-disposition', 'attachment',

                         filename='dingusfish.gif')

        intro = MIMEText('''\

Hi there,



This is the dingus fish.

''')

        container.attach(intro)

        container.attach(image)

        container['From'] = 'Barry <barry@digicool.com>'

        container['To'] = 'Dingus Lovers <cravindogs@cravindogs.com>'

        container['Subject'] = 'Here is your dingus fish'



        now = 987809702.54848599

        timetuple = time.localtime(now)

        if timetuple[-1] == 0:

            tzsecs = time.timezone

        else:

            tzsecs = time.altzone

        if tzsecs > 0:

            sign = '-'

        else:

            sign = '+'

        tzoffset = ' %s%04d' % (sign, tzsecs / 36)

        container['Date'] = time.strftime(

            '%a, %d %b %Y %H:%M:%S',

            time.localtime(now)) + tzoffset

        self._msg = container

        self._im = image

        self._txt = intro



    def test_hierarchy(self):

        # convenience

        eq = self.assertEqual

        unless = self.failUnless

        raises = self.assertRaises

        # tests

        m = self._msg

        unless(m.is_multipart())

        eq(m.get_content_type(), 'multipart/mixed')

        eq(len(m.get_payload()), 2)

        raises(IndexError, m.get_payload, 2)

        m0 = m.get_payload(0)

        m1 = m.get_payload(1)

        unless(m0 is self._txt)

        unless(m1 is self._im)

        eq(m.get_payload(), [m0, m1])

        unless(not m0.is_multipart())

        unless(not m1.is_multipart())



    def test_empty_multipart_idempotent(self):

        text = """\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain





--BOUNDARY





--BOUNDARY--

"""

        msg = Parser().parsestr(text)

        self.ndiffAssertEqual(text, msg.as_string())



    def test_no_parts_in_a_multipart_with_none_epilogue(self):

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.set_boundary('BOUNDARY')

        self.ndiffAssertEqual(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY



--BOUNDARY--''')



    def test_no_parts_in_a_multipart_with_empty_epilogue(self):

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.preamble = ''

        outer.epilogue = ''

        outer.set_boundary('BOUNDARY')

        self.ndiffAssertEqual(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain





--BOUNDARY



--BOUNDARY--

''')



    def test_one_part_in_a_multipart(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.set_boundary('BOUNDARY')

        msg = MIMEText('hello world')

        outer.attach(msg)

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--''')



    def test_seq_parts_in_a_multipart_with_empty_preamble(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.preamble = ''

        msg = MIMEText('hello world')

        outer.attach(msg)

        outer.set_boundary('BOUNDARY')

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain





--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--''')





    def test_seq_parts_in_a_multipart_with_none_preamble(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.preamble = None

        msg = MIMEText('hello world')

        outer.attach(msg)

        outer.set_boundary('BOUNDARY')

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--''')





    def test_seq_parts_in_a_multipart_with_none_epilogue(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.epilogue = None

        msg = MIMEText('hello world')

        outer.attach(msg)

        outer.set_boundary('BOUNDARY')

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--''')





    def test_seq_parts_in_a_multipart_with_empty_epilogue(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.epilogue = ''

        msg = MIMEText('hello world')

        outer.attach(msg)

        outer.set_boundary('BOUNDARY')

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--

''')





    def test_seq_parts_in_a_multipart_with_nl_epilogue(self):

        eq = self.ndiffAssertEqual

        outer = MIMEBase('multipart', 'mixed')

        outer['Subject'] = 'A subject'

        outer['To'] = 'aperson@dom.ain'

        outer['From'] = 'bperson@dom.ain'

        outer.epilogue = '\n'

        msg = MIMEText('hello world')

        outer.attach(msg)

        outer.set_boundary('BOUNDARY')

        eq(outer.as_string(), '''\

Content-Type: multipart/mixed; boundary="BOUNDARY"

MIME-Version: 1.0

Subject: A subject

To: aperson@dom.ain

From: bperson@dom.ain



--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



hello world

--BOUNDARY--



''')



    def test_message_external_body(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_36.txt')

        eq(len(msg.get_payload()), 2)

        msg1 = msg.get_payload(1)

        eq(msg1.get_content_type(), 'multipart/alternative')

        eq(len(msg1.get_payload()), 2)

        for subpart in msg1.get_payload():

            eq(subpart.get_content_type(), 'message/external-body')

            eq(len(subpart.get_payload()), 1)

            subsubpart = subpart.get_payload(0)

            eq(subsubpart.get_content_type(), 'text/plain')



    def test_double_boundary(self):

        # msg_37.txt is a multipart that contains two dash-boundary's in a

        # row.  Our interpretation of RFC 2046 calls for ignoring the second

        # and subsequent boundaries.

        msg = self._msgobj('msg_37.txt')

        self.assertEqual(len(msg.get_payload()), 3)



    def test_nested_inner_contains_outer_boundary(self):

        eq = self.ndiffAssertEqual

        # msg_38.txt has an inner part that contains outer boundaries.  My

        # interpretation of RFC 2046 (based on sections 5.1 and 5.1.2) say

        # these are illegal and should be interpreted as unterminated inner

        # parts.

        msg = self._msgobj('msg_38.txt')

        sfp = StringIO()

        iterators._structure(msg, sfp)

        eq(sfp.getvalue(), """\

multipart/mixed

    multipart/mixed

        multipart/alternative

            text/plain

        text/plain

    text/plain

    text/plain

""")



    def test_nested_with_same_boundary(self):

        eq = self.ndiffAssertEqual

        # msg 39.txt is similarly evil in that it's got inner parts that use

        # the same boundary as outer parts.  Again, I believe the way this is

        # parsed is closest to the spirit of RFC 2046

        msg = self._msgobj('msg_39.txt')

        sfp = StringIO()

        iterators._structure(msg, sfp)

        eq(sfp.getvalue(), """\

multipart/mixed

    multipart/mixed

        multipart/alternative

        application/octet-stream

        application/octet-stream

    text/plain

""")



    def test_boundary_in_non_multipart(self):

        msg = self._msgobj('msg_40.txt')

        self.assertEqual(msg.as_string(), '''\

MIME-Version: 1.0

Content-Type: text/html; boundary="--961284236552522269"



----961284236552522269

Content-Type: text/html;

Content-Transfer-Encoding: 7Bit



<html></html>



----961284236552522269--

''')



    def test_boundary_with_leading_space(self):

        eq = self.assertEqual

        msg = email.message_from_string('''\

MIME-Version: 1.0

Content-Type: multipart/mixed; boundary="    XXXX"



--    XXXX

Content-Type: text/plain





--    XXXX

Content-Type: text/plain



--    XXXX--

''')

        self.failUnless(msg.is_multipart())

        eq(msg.get_boundary(), '    XXXX')

        eq(len(msg.get_payload()), 2)



    def test_boundary_without_trailing_newline(self):

        m = Parser().parsestr("""\

Content-Type: multipart/mixed; boundary="===============0012394164=="

MIME-Version: 1.0



--===============0012394164==

Content-Type: image/file1.jpg

MIME-Version: 1.0

Content-Transfer-Encoding: base64



YXNkZg==

--===============0012394164==--""")

        self.assertEquals(m.get_payload(0).get_payload(), 'YXNkZg==')







# Test some badly formatted messages

class TestNonConformant(TestEmailBase):

    def test_parse_missing_minor_type(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_14.txt')

        eq(msg.get_content_type(), 'text/plain')

        eq(msg.get_content_maintype(), 'text')

        eq(msg.get_content_subtype(), 'plain')



    def test_same_boundary_inner_outer(self):

        unless = self.failUnless

        msg = self._msgobj('msg_15.txt')

        # XXX We can probably eventually do better

        inner = msg.get_payload(0)

        unless(hasattr(inner, 'defects'))

        self.assertEqual(len(inner.defects), 1)

        unless(isinstance(inner.defects[0],

                          errors.StartBoundaryNotFoundDefect))



    def test_multipart_no_boundary(self):

        unless = self.failUnless

        msg = self._msgobj('msg_25.txt')

        unless(isinstance(msg.get_payload(), str))

        self.assertEqual(len(msg.defects), 2)

        unless(isinstance(msg.defects[0], errors.NoBoundaryInMultipartDefect))

        unless(isinstance(msg.defects[1],

                          errors.MultipartInvariantViolationDefect))



    def test_invalid_content_type(self):

        eq = self.assertEqual

        neq = self.ndiffAssertEqual

        msg = Message()

        # RFC 2045, $5.2 says invalid yields text/plain

        msg['Content-Type'] = 'text'

        eq(msg.get_content_maintype(), 'text')

        eq(msg.get_content_subtype(), 'plain')

        eq(msg.get_content_type(), 'text/plain')

        # Clear the old value and try something /really/ invalid

        del msg['content-type']

        msg['Content-Type'] = 'foo'

        eq(msg.get_content_maintype(), 'text')

        eq(msg.get_content_subtype(), 'plain')

        eq(msg.get_content_type(), 'text/plain')

        # Still, make sure that the message is idempotently generated

        s = StringIO()

        g = Generator(s)

        g.flatten(msg)

        neq(s.getvalue(), 'Content-Type: foo\n\n')



    def test_no_start_boundary(self):

        eq = self.ndiffAssertEqual

        msg = self._msgobj('msg_31.txt')

        eq(msg.get_payload(), """\

--BOUNDARY

Content-Type: text/plain



message 1



--BOUNDARY

Content-Type: text/plain



message 2



--BOUNDARY--

""")



    def test_no_separating_blank_line(self):

        eq = self.ndiffAssertEqual

        msg = self._msgobj('msg_35.txt')

        eq(msg.as_string(), """\

From: aperson@dom.ain

To: bperson@dom.ain

Subject: here's something interesting



counter to RFC 2822, there's no separating newline here

""")



    def test_lying_multipart(self):

        unless = self.failUnless

        msg = self._msgobj('msg_41.txt')

        unless(hasattr(msg, 'defects'))

        self.assertEqual(len(msg.defects), 2)

        unless(isinstance(msg.defects[0], errors.NoBoundaryInMultipartDefect))

        unless(isinstance(msg.defects[1],

                          errors.MultipartInvariantViolationDefect))



    def test_missing_start_boundary(self):

        outer = self._msgobj('msg_42.txt')

        # The message structure is:

        #

        # multipart/mixed

        #    text/plain

        #    message/rfc822

        #        multipart/mixed [*]

        #

        # [*] This message is missing its start boundary

        bad = outer.get_payload(1).get_payload(0)

        self.assertEqual(len(bad.defects), 1)

        self.failUnless(isinstance(bad.defects[0],

                                   errors.StartBoundaryNotFoundDefect))



    def test_first_line_is_continuation_header(self):

        eq = self.assertEqual

        m = ' Line 1\nLine 2\nLine 3'

        msg = email.message_from_string(m)

        eq(msg.keys(), [])

        eq(msg.get_payload(), 'Line 2\nLine 3')

        eq(len(msg.defects), 1)

        self.failUnless(isinstance(msg.defects[0],

                                   errors.FirstHeaderLineIsContinuationDefect))

        eq(msg.defects[0].line, ' Line 1\n')







# Test RFC 2047 header encoding and decoding

class TestRFC2047(unittest.TestCase):

    def test_rfc2047_multiline(self):

        eq = self.assertEqual

        s = """Re: =?mac-iceland?q?r=8Aksm=9Arg=8Cs?= baz

 foo bar =?mac-iceland?q?r=8Aksm=9Arg=8Cs?="""

        dh = decode_header(s)

        eq(dh, [

            ('Re:', None),

            ('r\x8aksm\x9arg\x8cs', 'mac-iceland'),

            ('baz foo bar', None),

            ('r\x8aksm\x9arg\x8cs', 'mac-iceland')])

        eq(str(make_header(dh)),

           """Re: =?mac-iceland?q?r=8Aksm=9Arg=8Cs?= baz foo bar

 =?mac-iceland?q?r=8Aksm=9Arg=8Cs?=""")



    def test_whitespace_eater_unicode(self):

        eq = self.assertEqual

        s = '=?ISO-8859-1?Q?Andr=E9?= Pirard <pirard@dom.ain>'

        dh = decode_header(s)

        eq(dh, [('Andr\xe9', 'iso-8859-1'), ('Pirard <pirard@dom.ain>', None)])

        hu = unicode(make_header(dh)).encode('latin-1')

        eq(hu, 'Andr\xe9 Pirard <pirard@dom.ain>')



    def test_whitespace_eater_unicode_2(self):

        eq = self.assertEqual

        s = 'The =?iso-8859-1?b?cXVpY2sgYnJvd24gZm94?= jumped over the =?iso-8859-1?b?bGF6eSBkb2c=?='

        dh = decode_header(s)

        eq(dh, [('The', None), ('quick brown fox', 'iso-8859-1'),

                ('jumped over the', None), ('lazy dog', 'iso-8859-1')])

        hu = make_header(dh).__unicode__()

        eq(hu, u'The quick brown fox jumped over the lazy dog')



    def test_rfc2047_missing_whitespace(self):

        s = 'Sm=?ISO-8859-1?B?9g==?=rg=?ISO-8859-1?B?5Q==?=sbord'

        dh = decode_header(s)

        self.assertEqual(dh, [(s, None)])



    def test_rfc2047_with_whitespace(self):

        s = 'Sm =?ISO-8859-1?B?9g==?= rg =?ISO-8859-1?B?5Q==?= sbord'

        dh = decode_header(s)

        self.assertEqual(dh, [('Sm', None), ('\xf6', 'iso-8859-1'),

                              ('rg', None), ('\xe5', 'iso-8859-1'),

                              ('sbord', None)])







# Test the MIMEMessage class

class TestMIMEMessage(TestEmailBase):

    def setUp(self):

        fp = openfile('msg_11.txt')

        try:

            self._text = fp.read()

        finally:

            fp.close()



    def test_type_error(self):

        self.assertRaises(TypeError, MIMEMessage, 'a plain string')



    def test_valid_argument(self):

        eq = self.assertEqual

        unless = self.failUnless

        subject = 'A sub-message'

        m = Message()

        m['Subject'] = subject

        r = MIMEMessage(m)

        eq(r.get_content_type(), 'message/rfc822')

        payload = r.get_payload()

        unless(isinstance(payload, list))

        eq(len(payload), 1)

        subpart = payload[0]

        unless(subpart is m)

        eq(subpart['subject'], subject)



    def test_bad_multipart(self):

        eq = self.assertEqual

        msg1 = Message()

        msg1['Subject'] = 'subpart 1'

        msg2 = Message()

        msg2['Subject'] = 'subpart 2'

        r = MIMEMessage(msg1)

        self.assertRaises(errors.MultipartConversionError, r.attach, msg2)



    def test_generate(self):

        # First craft the message to be encapsulated

        m = Message()

        m['Subject'] = 'An enclosed message'

        m.set_payload('Here is the body of the message.\n')

        r = MIMEMessage(m)

        r['Subject'] = 'The enclosing message'

        s = StringIO()

        g = Generator(s)

        g.flatten(r)

        self.assertEqual(s.getvalue(), """\

Content-Type: message/rfc822

MIME-Version: 1.0

Subject: The enclosing message



Subject: An enclosed message



Here is the body of the message.

""")



    def test_parse_message_rfc822(self):

        eq = self.assertEqual

        unless = self.failUnless

        msg = self._msgobj('msg_11.txt')

        eq(msg.get_content_type(), 'message/rfc822')

        payload = msg.get_payload()

        unless(isinstance(payload, list))

        eq(len(payload), 1)

        submsg = payload[0]

        self.failUnless(isinstance(submsg, Message))

        eq(submsg['subject'], 'An enclosed message')

        eq(submsg.get_payload(), 'Here is the body of the message.\n')



    def test_dsn(self):

        eq = self.assertEqual

        unless = self.failUnless

        # msg 16 is a Delivery Status Notification, see RFC 1894

        msg = self._msgobj('msg_16.txt')

        eq(msg.get_content_type(), 'multipart/report')

        unless(msg.is_multipart())

        eq(len(msg.get_payload()), 3)

        # Subpart 1 is a text/plain, human readable section

        subpart = msg.get_payload(0)

        eq(subpart.get_content_type(), 'text/plain')

        eq(subpart.get_payload(), """\

This report relates to a message you sent with the following header fields:



  Message-id: <002001c144a6$8752e060$56104586@oxy.edu>

  Date: Sun, 23 Sep 2001 20:10:55 -0700

  From: "Ian T. Henry" <henryi@oxy.edu>

  To: SoCal Raves <scr@socal-raves.org>

  Subject: [scr] yeah for Ians!!



Your message cannot be delivered to the following recipients:



  Recipient address: jangel1@cougar.noc.ucla.edu

  Reason: recipient reached disk quota



""")

        # Subpart 2 contains the machine parsable DSN information.  It

        # consists of two blocks of headers, represented by two nested Message

        # objects.

        subpart = msg.get_payload(1)

        eq(subpart.get_content_type(), 'message/delivery-status')

        eq(len(subpart.get_payload()), 2)

        # message/delivery-status should treat each block as a bunch of

        # headers, i.e. a bunch of Message objects.

        dsn1 = subpart.get_payload(0)

        unless(isinstance(dsn1, Message))

        eq(dsn1['original-envelope-id'], '0GK500B4HD0888@cougar.noc.ucla.edu')

        eq(dsn1.get_param('dns', header='reporting-mta'), '')

        # Try a missing one <wink>

        eq(dsn1.get_param('nsd', header='reporting-mta'), None)

        dsn2 = subpart.get_payload(1)

        unless(isinstance(dsn2, Message))

        eq(dsn2['action'], 'failed')

        eq(dsn2.get_params(header='original-recipient'),

           [('rfc822', ''), ('jangel1@cougar.noc.ucla.edu', '')])

        eq(dsn2.get_param('rfc822', header='final-recipient'), '')

        # Subpart 3 is the original message

        subpart = msg.get_payload(2)

        eq(subpart.get_content_type(), 'message/rfc822')

        payload = subpart.get_payload()

        unless(isinstance(payload, list))

        eq(len(payload), 1)

        subsubpart = payload[0]

        unless(isinstance(subsubpart, Message))

        eq(subsubpart.get_content_type(), 'text/plain')

        eq(subsubpart['message-id'],

           '<002001c144a6$8752e060$56104586@oxy.edu>')



    def test_epilogue(self):

        eq = self.ndiffAssertEqual

        fp = openfile('msg_21.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        msg = Message()

        msg['From'] = 'aperson@dom.ain'

        msg['To'] = 'bperson@dom.ain'

        msg['Subject'] = 'Test'

        msg.preamble = 'MIME message'

        msg.epilogue = 'End of MIME message\n'

        msg1 = MIMEText('One')

        msg2 = MIMEText('Two')

        msg.add_header('Content-Type', 'multipart/mixed', boundary='BOUNDARY')

        msg.attach(msg1)

        msg.attach(msg2)

        sfp = StringIO()

        g = Generator(sfp)

        g.flatten(msg)

        eq(sfp.getvalue(), text)



    def test_no_nl_preamble(self):

        eq = self.ndiffAssertEqual

        msg = Message()

        msg['From'] = 'aperson@dom.ain'

        msg['To'] = 'bperson@dom.ain'

        msg['Subject'] = 'Test'

        msg.preamble = 'MIME message'

        msg.epilogue = ''

        msg1 = MIMEText('One')

        msg2 = MIMEText('Two')

        msg.add_header('Content-Type', 'multipart/mixed', boundary='BOUNDARY')

        msg.attach(msg1)

        msg.attach(msg2)

        eq(msg.as_string(), """\

From: aperson@dom.ain

To: bperson@dom.ain

Subject: Test

Content-Type: multipart/mixed; boundary="BOUNDARY"



MIME message

--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



One

--BOUNDARY

Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



Two

--BOUNDARY--

""")



    def test_default_type(self):

        eq = self.assertEqual

        fp = openfile('msg_30.txt')

        try:

            msg = email.message_from_file(fp)

        finally:

            fp.close()

        container1 = msg.get_payload(0)

        eq(container1.get_default_type(), 'message/rfc822')

        eq(container1.get_content_type(), 'message/rfc822')

        container2 = msg.get_payload(1)

        eq(container2.get_default_type(), 'message/rfc822')

        eq(container2.get_content_type(), 'message/rfc822')

        container1a = container1.get_payload(0)

        eq(container1a.get_default_type(), 'text/plain')

        eq(container1a.get_content_type(), 'text/plain')

        container2a = container2.get_payload(0)

        eq(container2a.get_default_type(), 'text/plain')

        eq(container2a.get_content_type(), 'text/plain')



    def test_default_type_with_explicit_container_type(self):

        eq = self.assertEqual

        fp = openfile('msg_28.txt')

        try:

            msg = email.message_from_file(fp)

        finally:

            fp.close()

        container1 = msg.get_payload(0)

        eq(container1.get_default_type(), 'message/rfc822')

        eq(container1.get_content_type(), 'message/rfc822')

        container2 = msg.get_payload(1)

        eq(container2.get_default_type(), 'message/rfc822')

        eq(container2.get_content_type(), 'message/rfc822')

        container1a = container1.get_payload(0)

        eq(container1a.get_default_type(), 'text/plain')

        eq(container1a.get_content_type(), 'text/plain')

        container2a = container2.get_payload(0)

        eq(container2a.get_default_type(), 'text/plain')

        eq(container2a.get_content_type(), 'text/plain')



    def test_default_type_non_parsed(self):

        eq = self.assertEqual

        neq = self.ndiffAssertEqual

        # Set up container

        container = MIMEMultipart('digest', 'BOUNDARY')

        container.epilogue = ''

        # Set up subparts

        subpart1a = MIMEText('message 1\n')

        subpart2a = MIMEText('message 2\n')

        subpart1 = MIMEMessage(subpart1a)

        subpart2 = MIMEMessage(subpart2a)

        container.attach(subpart1)

        container.attach(subpart2)

        eq(subpart1.get_content_type(), 'message/rfc822')

        eq(subpart1.get_default_type(), 'message/rfc822')

        eq(subpart2.get_content_type(), 'message/rfc822')

        eq(subpart2.get_default_type(), 'message/rfc822')

        neq(container.as_string(0), '''\

Content-Type: multipart/digest; boundary="BOUNDARY"

MIME-Version: 1.0



--BOUNDARY

Content-Type: message/rfc822

MIME-Version: 1.0



Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



message 1



--BOUNDARY

Content-Type: message/rfc822

MIME-Version: 1.0



Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



message 2



--BOUNDARY--

''')

        del subpart1['content-type']

        del subpart1['mime-version']

        del subpart2['content-type']

        del subpart2['mime-version']

        eq(subpart1.get_content_type(), 'message/rfc822')

        eq(subpart1.get_default_type(), 'message/rfc822')

        eq(subpart2.get_content_type(), 'message/rfc822')

        eq(subpart2.get_default_type(), 'message/rfc822')

        neq(container.as_string(0), '''\

Content-Type: multipart/digest; boundary="BOUNDARY"

MIME-Version: 1.0



--BOUNDARY



Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



message 1



--BOUNDARY



Content-Type: text/plain; charset="us-ascii"

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit



message 2



--BOUNDARY--

''')



    def test_mime_attachments_in_constructor(self):

        eq = self.assertEqual

        text1 = MIMEText('')

        text2 = MIMEText('')

        msg = MIMEMultipart(_subparts=(text1, text2))

        eq(len(msg.get_payload()), 2)

        eq(msg.get_payload(0), text1)

        eq(msg.get_payload(1), text2)







# A general test of parser->model->generator idempotency.  IOW, read a message

# in, parse it into a message object tree, then without touching the tree,

# regenerate the plain text.  The original text and the transformed text

# should be identical.  Note: that we ignore the Unix-From since that may

# contain a changed date.

class TestIdempotent(TestEmailBase):

    def _msgobj(self, filename):

        fp = openfile(filename)

        try:

            data = fp.read()

        finally:

            fp.close()

        msg = email.message_from_string(data)

        return msg, data



    def _idempotent(self, msg, text):

        eq = self.ndiffAssertEqual

        s = StringIO()

        g = Generator(s, maxheaderlen=0)

        g.flatten(msg)

        eq(text, s.getvalue())



    def test_parse_text_message(self):

        eq = self.assertEquals

        msg, text = self._msgobj('msg_01.txt')

        eq(msg.get_content_type(), 'text/plain')

        eq(msg.get_content_maintype(), 'text')

        eq(msg.get_content_subtype(), 'plain')

        eq(msg.get_params()[1], ('charset', 'us-ascii'))

        eq(msg.get_param('charset'), 'us-ascii')

        eq(msg.preamble, None)

        eq(msg.epilogue, None)

        self._idempotent(msg, text)



    def test_parse_untyped_message(self):

        eq = self.assertEquals

        msg, text = self._msgobj('msg_03.txt')

        eq(msg.get_content_type(), 'text/plain')

        eq(msg.get_params(), None)

        eq(msg.get_param('charset'), None)

        self._idempotent(msg, text)



    def test_simple_multipart(self):

        msg, text = self._msgobj('msg_04.txt')

        self._idempotent(msg, text)



    def test_MIME_digest(self):

        msg, text = self._msgobj('msg_02.txt')

        self._idempotent(msg, text)



    def test_long_header(self):

        msg, text = self._msgobj('msg_27.txt')

        self._idempotent(msg, text)



    def test_MIME_digest_with_part_headers(self):

        msg, text = self._msgobj('msg_28.txt')

        self._idempotent(msg, text)



    def test_mixed_with_image(self):

        msg, text = self._msgobj('msg_06.txt')

        self._idempotent(msg, text)



    def test_multipart_report(self):

        msg, text = self._msgobj('msg_05.txt')

        self._idempotent(msg, text)



    def test_dsn(self):

        msg, text = self._msgobj('msg_16.txt')

        self._idempotent(msg, text)



    def test_preamble_epilogue(self):

        msg, text = self._msgobj('msg_21.txt')

        self._idempotent(msg, text)



    def test_multipart_one_part(self):

        msg, text = self._msgobj('msg_23.txt')

        self._idempotent(msg, text)



    def test_multipart_no_parts(self):

        msg, text = self._msgobj('msg_24.txt')

        self._idempotent(msg, text)



    def test_no_start_boundary(self):

        msg, text = self._msgobj('msg_31.txt')

        self._idempotent(msg, text)



    def test_rfc2231_charset(self):

        msg, text = self._msgobj('msg_32.txt')

        self._idempotent(msg, text)



    def test_more_rfc2231_parameters(self):

        msg, text = self._msgobj('msg_33.txt')

        self._idempotent(msg, text)



    def test_text_plain_in_a_multipart_digest(self):

        msg, text = self._msgobj('msg_34.txt')

        self._idempotent(msg, text)



    def test_nested_multipart_mixeds(self):

        msg, text = self._msgobj('msg_12a.txt')

        self._idempotent(msg, text)



    def test_message_external_body_idempotent(self):

        msg, text = self._msgobj('msg_36.txt')

        self._idempotent(msg, text)



    def test_content_type(self):

        eq = self.assertEquals

        unless = self.failUnless

        # Get a message object and reset the seek pointer for other tests

        msg, text = self._msgobj('msg_05.txt')

        eq(msg.get_content_type(), 'multipart/report')

        # Test the Content-Type: parameters

        params = {}

        for pk, pv in msg.get_params():

            params[pk] = pv

        eq(params['report-type'], 'delivery-status')

        eq(params['boundary'], 'D1690A7AC1.996856090/mail.example.com')

        eq(msg.preamble, 'This is a MIME-encapsulated message.\n')

        eq(msg.epilogue, '\n')

        eq(len(msg.get_payload()), 3)

        # Make sure the subparts are what we expect

        msg1 = msg.get_payload(0)

        eq(msg1.get_content_type(), 'text/plain')

        eq(msg1.get_payload(), 'Yadda yadda yadda\n')

        msg2 = msg.get_payload(1)

        eq(msg2.get_content_type(), 'text/plain')

        eq(msg2.get_payload(), 'Yadda yadda yadda\n')

        msg3 = msg.get_payload(2)

        eq(msg3.get_content_type(), 'message/rfc822')

        self.failUnless(isinstance(msg3, Message))

        payload = msg3.get_payload()

        unless(isinstance(payload, list))

        eq(len(payload), 1)

        msg4 = payload[0]

        unless(isinstance(msg4, Message))

        eq(msg4.get_payload(), 'Yadda yadda yadda\n')



    def test_parser(self):

        eq = self.assertEquals

        unless = self.failUnless

        msg, text = self._msgobj('msg_06.txt')

        # Check some of the outer headers

        eq(msg.get_content_type(), 'message/rfc822')

        # Make sure the payload is a list of exactly one sub-Message, and that

        # that submessage has a type of text/plain

        payload = msg.get_payload()

        unless(isinstance(payload, list))

        eq(len(payload), 1)

        msg1 = payload[0]

        self.failUnless(isinstance(msg1, Message))

        eq(msg1.get_content_type(), 'text/plain')

        self.failUnless(isinstance(msg1.get_payload(), str))

        eq(msg1.get_payload(), '\n')







# Test various other bits of the package's functionality

class TestMiscellaneous(TestEmailBase):

    def test_message_from_string(self):

        fp = openfile('msg_01.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        msg = email.message_from_string(text)

        s = StringIO()

        # Don't wrap/continue long headers since we're trying to test

        # idempotency.

        g = Generator(s, maxheaderlen=0)

        g.flatten(msg)

        self.assertEqual(text, s.getvalue())



    def test_message_from_file(self):

        fp = openfile('msg_01.txt')

        try:

            text = fp.read()

            fp.seek(0)

            msg = email.message_from_file(fp)

            s = StringIO()

            # Don't wrap/continue long headers since we're trying to test

            # idempotency.

            g = Generator(s, maxheaderlen=0)

            g.flatten(msg)

            self.assertEqual(text, s.getvalue())

        finally:

            fp.close()



    def test_message_from_string_with_class(self):

        unless = self.failUnless

        fp = openfile('msg_01.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        # Create a subclass

        class MyMessage(Message):

            pass



        msg = email.message_from_string(text, MyMessage)

        unless(isinstance(msg, MyMessage))

        # Try something more complicated

        fp = openfile('msg_02.txt')

        try:

            text = fp.read()

        finally:

            fp.close()

        msg = email.message_from_string(text, MyMessage)

        for subpart in msg.walk():

            unless(isinstance(subpart, MyMessage))



    def test_message_from_file_with_class(self):

        unless = self.failUnless

        # Create a subclass

        class MyMessage(Message):

            pass



        fp = openfile('msg_01.txt')

        try:

            msg = email.message_from_file(fp, MyMessage)

        finally:

            fp.close()

        unless(isinstance(msg, MyMessage))

        # Try something more complicated

        fp = openfile('msg_02.txt')

        try:

            msg = email.message_from_file(fp, MyMessage)

        finally:

            fp.close()

        for subpart in msg.walk():

            unless(isinstance(subpart, MyMessage))



    def test__all__(self):

        module = __import__('email')

        # Can't use sorted() here due to Python 2.3 compatibility

        all = module.__all__[:]

        all.sort()

        self.assertEqual(all, [

            # Old names

            'Charset', 'Encoders', 'Errors', 'Generator',

            'Header', 'Iterators', 'MIMEAudio', 'MIMEBase',

            'MIMEImage', 'MIMEMessage', 'MIMEMultipart',

            'MIMENonMultipart', 'MIMEText', 'Message',

            'Parser', 'Utils', 'base64MIME',

            # new names

            'base64mime', 'charset', 'encoders', 'errors', 'generator',

            'header', 'iterators', 'message', 'message_from_file',

            'message_from_string', 'mime', 'parser',

            'quopriMIME', 'quoprimime', 'utils',

            ])



    def test_formatdate(self):

        now = time.time()

        self.assertEqual(utils.parsedate(utils.formatdate(now))[:6],

                         time.gmtime(now)[:6])



    def test_formatdate_localtime(self):

        now = time.time()

        self.assertEqual(

            utils.parsedate(utils.formatdate(now, localtime=True))[:6],

            time.localtime(now)[:6])



    def test_formatdate_usegmt(self):

        now = time.time()

        self.assertEqual(

            utils.formatdate(now, localtime=False),

            time.strftime('%a, %d %b %Y %H:%M:%S -0000', time.gmtime(now)))

        self.assertEqual(

            utils.formatdate(now, localtime=False, usegmt=True),

            time.strftime('%a, %d %b %Y %H:%M:%S GMT', time.gmtime(now)))



    def test_parsedate_none(self):

        self.assertEqual(utils.parsedate(''), None)



    def test_parsedate_compact(self):

        # The FWS after the comma is optional

        self.assertEqual(utils.parsedate('Wed,3 Apr 2002 14:58:26 +0800'),

                         utils.parsedate('Wed, 3 Apr 2002 14:58:26 +0800'))



    def test_parsedate_no_dayofweek(self):

        eq = self.assertEqual

        eq(utils.parsedate_tz('25 Feb 2003 13:47:26 -0800'),

           (2003, 2, 25, 13, 47, 26, 0, 1, -1, -28800))



    def test_parsedate_compact_no_dayofweek(self):

        eq = self.assertEqual

        eq(utils.parsedate_tz('5 Feb 2003 13:47:26 -0800'),

           (2003, 2, 5, 13, 47, 26, 0, 1, -1, -28800))



    def test_parsedate_acceptable_to_time_functions(self):

        eq = self.assertEqual

        timetup = utils.parsedate('5 Feb 2003 13:47:26 -0800')

        t = int(time.mktime(timetup))

        eq(time.localtime(t)[:6], timetup[:6])

        eq(int(time.strftime('%Y', timetup)), 2003)

        timetup = utils.parsedate_tz('5 Feb 2003 13:47:26 -0800')

        t = int(time.mktime(timetup[:9]))

        eq(time.localtime(t)[:6], timetup[:6])

        eq(int(time.strftime('%Y', timetup[:9])), 2003)



    def test_parseaddr_empty(self):

        self.assertEqual(utils.parseaddr('<>'), ('', ''))

        self.assertEqual(utils.formataddr(utils.parseaddr('<>')), '')



    def test_noquote_dump(self):

        self.assertEqual(

            utils.formataddr(('A Silly Person', 'person@dom.ain')),

            'A Silly Person <person@dom.ain>')



    def test_escape_dump(self):

        self.assertEqual(

            utils.formataddr(('A (Very) Silly Person', 'person@dom.ain')),

            r'"A \(Very\) Silly Person" <person@dom.ain>')

        a = r'A \(Special\) Person'

        b = 'person@dom.ain'

        self.assertEqual(utils.parseaddr(utils.formataddr((a, b))), (a, b))



    def test_escape_backslashes(self):

        self.assertEqual(

            utils.formataddr(('Arthur \Backslash\ Foobar', 'person@dom.ain')),

            r'"Arthur \\Backslash\\ Foobar" <person@dom.ain>')

        a = r'Arthur \Backslash\ Foobar'

        b = 'person@dom.ain'

        self.assertEqual(utils.parseaddr(utils.formataddr((a, b))), (a, b))



    def test_name_with_dot(self):

        x = 'John X. Doe <jxd@example.com>'

        y = '"John X. Doe" <jxd@example.com>'

        a, b = ('John X. Doe', 'jxd@example.com')

        self.assertEqual(utils.parseaddr(x), (a, b))

        self.assertEqual(utils.parseaddr(y), (a, b))

        # formataddr() quotes the name if there's a dot in it

        self.assertEqual(utils.formataddr((a, b)), y)



    def test_multiline_from_comment(self):

        x = """\

Foo

\tBar <foo@example.com>"""

        self.assertEqual(utils.parseaddr(x), ('Foo Bar', 'foo@example.com'))



    def test_quote_dump(self):

        self.assertEqual(

            utils.formataddr(('A Silly; Person', 'person@dom.ain')),

            r'"A Silly; Person" <person@dom.ain>')



    def test_fix_eols(self):

        eq = self.assertEqual

        eq(utils.fix_eols('hello'), 'hello')

        eq(utils.fix_eols('hello\n'), 'hello\r\n')

        eq(utils.fix_eols('hello\r'), 'hello\r\n')

        eq(utils.fix_eols('hello\r\n'), 'hello\r\n')

        eq(utils.fix_eols('hello\n\r'), 'hello\r\n\r\n')



    def test_charset_richcomparisons(self):

        eq = self.assertEqual

        ne = self.failIfEqual

        cset1 = Charset()

        cset2 = Charset()

        eq(cset1, 'us-ascii')

        eq(cset1, 'US-ASCII')

        eq(cset1, 'Us-AsCiI')

        eq('us-ascii', cset1)

        eq('US-ASCII', cset1)

        eq('Us-AsCiI', cset1)

        ne(cset1, 'usascii')

        ne(cset1, 'USASCII')

        ne(cset1, 'UsAsCiI')

        ne('usascii', cset1)

        ne('USASCII', cset1)

        ne('UsAsCiI', cset1)

        eq(cset1, cset2)

        eq(cset2, cset1)



    def test_getaddresses(self):

        eq = self.assertEqual

        eq(utils.getaddresses(['aperson@dom.ain (Al Person)',

                               'Bud Person <bperson@dom.ain>']),

           [('Al Person', 'aperson@dom.ain'),

            ('Bud Person', 'bperson@dom.ain')])



    def test_getaddresses_nasty(self):

        eq = self.assertEqual

        eq(utils.getaddresses(['foo: ;']), [('', '')])

        eq(utils.getaddresses(

           ['[]*-- =~$']),

           [('', ''), ('', ''), ('', '*--')])

        eq(utils.getaddresses(

           ['foo: ;', '"Jason R. Mastaler" <jason@dom.ain>']),

           [('', ''), ('Jason R. Mastaler', 'jason@dom.ain')])



    def test_getaddresses_embedded_comment(self):

        """Test proper handling of a nested comment"""

        eq = self.assertEqual

        addrs = utils.getaddresses(['User ((nested comment)) <foo@bar.com>'])

        eq(addrs[0][1], 'foo@bar.com')



    def test_utils_quote_unquote(self):

        eq = self.assertEqual

        msg = Message()

        msg.add_header('content-disposition', 'attachment',

                       filename='foo\\wacky"name')

        eq(msg.get_filename(), 'foo\\wacky"name')



    def test_get_body_encoding_with_bogus_charset(self):

        charset = Charset('not a charset')

        self.assertEqual(charset.get_body_encoding(), 'base64')



    def test_get_body_encoding_with_uppercase_charset(self):

        eq = self.assertEqual

        msg = Message()

        msg['Content-Type'] = 'text/plain; charset=UTF-8'

        eq(msg['content-type'], 'text/plain; charset=UTF-8')

        charsets = msg.get_charsets()

        eq(len(charsets), 1)

        eq(charsets[0], 'utf-8')

        charset = Charset(charsets[0])

        eq(charset.get_body_encoding(), 'base64')

        msg.set_payload('hello world', charset=charset)

        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=\n')

        eq(msg.get_payload(decode=True), 'hello world')

        eq(msg['content-transfer-encoding'], 'base64')

        # Try another one

        msg = Message()

        msg['Content-Type'] = 'text/plain; charset="US-ASCII"'

        charsets = msg.get_charsets()

        eq(len(charsets), 1)

        eq(charsets[0], 'us-ascii')

        charset = Charset(charsets[0])

        eq(charset.get_body_encoding(), encoders.encode_7or8bit)

        msg.set_payload('hello world', charset=charset)

        eq(msg.get_payload(), 'hello world')

        eq(msg['content-transfer-encoding'], '7bit')



    def test_charsets_case_insensitive(self):

        lc = Charset('us-ascii')

        uc = Charset('US-ASCII')

        self.assertEqual(lc.get_body_encoding(), uc.get_body_encoding())



    def test_partial_falls_inside_message_delivery_status(self):

        eq = self.ndiffAssertEqual

        # The Parser interface provides chunks of data to FeedParser in 8192

        # byte gulps.  SF bug #1076485 found one of those chunks inside

        # message/delivery-status header block, which triggered an

        # unreadline() of NeedMoreData.

        msg = self._msgobj('msg_43.txt')

        sfp = StringIO()

        iterators._structure(msg, sfp)

        eq(sfp.getvalue(), """\

multipart/report

    text/plain

    message/delivery-status

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

        text/plain

    text/rfc822-headers

""")







# Test the iterator/generators

class TestIterators(TestEmailBase):

    def test_body_line_iterator(self):

        eq = self.assertEqual

        neq = self.ndiffAssertEqual

        # First a simple non-multipart message

        msg = self._msgobj('msg_01.txt')

        it = iterators.body_line_iterator(msg)

        lines = list(it)

        eq(len(lines), 6)

        neq(EMPTYSTRING.join(lines), msg.get_payload())

        # Now a more complicated multipart

        msg = self._msgobj('msg_02.txt')

        it = iterators.body_line_iterator(msg)

        lines = list(it)

        eq(len(lines), 43)

        fp = openfile('msg_19.txt')

        try:

            neq(EMPTYSTRING.join(lines), fp.read())

        finally:

            fp.close()



    def test_typed_subpart_iterator(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_04.txt')

        it = iterators.typed_subpart_iterator(msg, 'text')

        lines = []

        subparts = 0

        for subpart in it:

            subparts += 1

            lines.append(subpart.get_payload())

        eq(subparts, 2)

        eq(EMPTYSTRING.join(lines), """\

a simple kind of mirror

to reflect upon our own

a simple kind of mirror

to reflect upon our own

""")



    def test_typed_subpart_iterator_default_type(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_03.txt')

        it = iterators.typed_subpart_iterator(msg, 'text', 'plain')

        lines = []

        subparts = 0

        for subpart in it:

            subparts += 1

            lines.append(subpart.get_payload())

        eq(subparts, 1)

        eq(EMPTYSTRING.join(lines), """\



Hi,



Do you like this message?



-Me

""")







class TestParsers(TestEmailBase):

    def test_header_parser(self):

        eq = self.assertEqual

        # Parse only the headers of a complex multipart MIME document

        fp = openfile('msg_02.txt')

        try:

            msg = HeaderParser().parse(fp)

        finally:

            fp.close()

        eq(msg['from'], 'ppp-request@zzz.org')

        eq(msg['to'], 'ppp@zzz.org')

        eq(msg.get_content_type(), 'multipart/mixed')

        self.failIf(msg.is_multipart())

        self.failUnless(isinstance(msg.get_payload(), str))



    def test_whitespace_continuation(self):

        eq = self.assertEqual

        # This message contains a line after the Subject: header that has only

        # whitespace, but it is not empty!

        msg = email.message_from_string("""\

From: aperson@dom.ain

To: bperson@dom.ain

Subject: the next line has a space on it

\x20

Date: Mon, 8 Apr 2002 15:09:19 -0400

Message-ID: spam



Here's the message body

""")

        eq(msg['subject'], 'the next line has a space on it\n ')

        eq(msg['message-id'], 'spam')

        eq(msg.get_payload(), "Here's the message body\n")



    def test_whitespace_continuation_last_header(self):

        eq = self.assertEqual

        # Like the previous test, but the subject line is the last

        # header.

        msg = email.message_from_string("""\

From: aperson@dom.ain

To: bperson@dom.ain

Date: Mon, 8 Apr 2002 15:09:19 -0400

Message-ID: spam

Subject: the next line has a space on it

\x20



Here's the message body

""")

        eq(msg['subject'], 'the next line has a space on it\n ')

        eq(msg['message-id'], 'spam')

        eq(msg.get_payload(), "Here's the message body\n")



    def test_crlf_separation(self):

        eq = self.assertEqual

        fp = openfile('msg_26.txt', mode='rb')

        try:

            msg = Parser().parse(fp)

        finally:

            fp.close()

        eq(len(msg.get_payload()), 2)

        part1 = msg.get_payload(0)

        eq(part1.get_content_type(), 'text/plain')

        eq(part1.get_payload(), 'Simple email with attachment.\r\n\r\n')

        part2 = msg.get_payload(1)

        eq(part2.get_content_type(), 'application/riscos')



    def test_multipart_digest_with_extra_mime_headers(self):

        eq = self.assertEqual

        neq = self.ndiffAssertEqual

        fp = openfile('msg_28.txt')

        try:

            msg = email.message_from_file(fp)

        finally:

            fp.close()

        # Structure is:

        # multipart/digest

        #   message/rfc822

        #     text/plain

        #   message/rfc822

        #     text/plain

        eq(msg.is_multipart(), 1)

        eq(len(msg.get_payload()), 2)

        part1 = msg.get_payload(0)

        eq(part1.get_content_type(), 'message/rfc822')

        eq(part1.is_multipart(), 1)

        eq(len(part1.get_payload()), 1)

        part1a = part1.get_payload(0)

        eq(part1a.is_multipart(), 0)

        eq(part1a.get_content_type(), 'text/plain')

        neq(part1a.get_payload(), 'message 1\n')

        # next message/rfc822

        part2 = msg.get_payload(1)

        eq(part2.get_content_type(), 'message/rfc822')

        eq(part2.is_multipart(), 1)

        eq(len(part2.get_payload()), 1)

        part2a = part2.get_payload(0)

        eq(part2a.is_multipart(), 0)

        eq(part2a.get_content_type(), 'text/plain')

        neq(part2a.get_payload(), 'message 2\n')



    def test_three_lines(self):

        # A bug report by Andrew McNamara

        lines = ['From: Andrew Person <aperson@dom.ain',

                 'Subject: Test',

                 'Date: Tue, 20 Aug 2002 16:43:45 +1000']

        msg = email.message_from_string(NL.join(lines))

        self.assertEqual(msg['date'], 'Tue, 20 Aug 2002 16:43:45 +1000')



    def test_strip_line_feed_and_carriage_return_in_headers(self):

        eq = self.assertEqual

        # For [ 1002475 ] email message parser doesn't handle \r\n correctly

        value1 = 'text'

        value2 = 'more text'

        m = 'Header: %s\r\nNext-Header: %s\r\n\r\nBody\r\n\r\n' % (

            value1, value2)

        msg = email.message_from_string(m)

        eq(msg.get('Header'), value1)

        eq(msg.get('Next-Header'), value2)



    def test_rfc2822_header_syntax(self):

        eq = self.assertEqual

        m = '>From: foo\nFrom: bar\n!"#QUX;~: zoo\n\nbody'

        msg = email.message_from_string(m)

        eq(len(msg.keys()), 3)

        keys = msg.keys()

        keys.sort()

        eq(keys, ['!"#QUX;~', '>From', 'From'])

        eq(msg.get_payload(), 'body')



    def test_rfc2822_space_not_allowed_in_header(self):

        eq = self.assertEqual

        m = '>From foo@example.com 11:25:53\nFrom: bar\n!"#QUX;~: zoo\n\nbody'

        msg = email.message_from_string(m)

        eq(len(msg.keys()), 0)



    def test_rfc2822_one_character_header(self):

        eq = self.assertEqual

        m = 'A: first header\nB: second header\nCC: third header\n\nbody'

        msg = email.message_from_string(m)

        headers = msg.keys()

        headers.sort()

        eq(headers, ['A', 'B', 'CC'])

        eq(msg.get_payload(), 'body')







class TestBase64(unittest.TestCase):

    def test_len(self):

        eq = self.assertEqual

        eq(base64mime.base64_len('hello'),

           len(base64mime.encode('hello', eol='')))

        for size in range(15):

            if   size == 0 : bsize = 0

            elif size <= 3 : bsize = 4

            elif size <= 6 : bsize = 8

            elif size <= 9 : bsize = 12

            elif size <= 12: bsize = 16

            else           : bsize = 20

            eq(base64mime.base64_len('x'*size), bsize)



    def test_decode(self):

        eq = self.assertEqual

        eq(base64mime.decode(''), '')

        eq(base64mime.decode('aGVsbG8='), 'hello')

        eq(base64mime.decode('aGVsbG8=', 'X'), 'hello')

        eq(base64mime.decode('aGVsbG8NCndvcmxk\n', 'X'), 'helloXworld')



    def test_encode(self):

        eq = self.assertEqual

        eq(base64mime.encode(''), '')

        eq(base64mime.encode('hello'), 'aGVsbG8=\n')

        # Test the binary flag

        eq(base64mime.encode('hello\n'), 'aGVsbG8K\n')

        eq(base64mime.encode('hello\n', 0), 'aGVsbG8NCg==\n')

        # Test the maxlinelen arg

        eq(base64mime.encode('xxxx ' * 20, maxlinelen=40), """\

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg

eHh4eCB4eHh4IA==

""")

        # Test the eol argument

        eq(base64mime.encode('xxxx ' * 20, maxlinelen=40, eol='\r\n'), """\

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r

eHh4eCB4eHh4IHh4eHggeHh4eCB4eHh4IHh4eHgg\r

eHh4eCB4eHh4IA==\r

""")



    def test_header_encode(self):

        eq = self.assertEqual

        he = base64mime.header_encode

        eq(he('hello'), '=?iso-8859-1?b?aGVsbG8=?=')

        eq(he('hello\nworld'), '=?iso-8859-1?b?aGVsbG8NCndvcmxk?=')

        # Test the charset option

        eq(he('hello', charset='iso-8859-2'), '=?iso-8859-2?b?aGVsbG8=?=')

        # Test the keep_eols flag

        eq(he('hello\nworld', keep_eols=True),

           '=?iso-8859-1?b?aGVsbG8Kd29ybGQ=?=')

        # Test the maxlinelen argument

        eq(he('xxxx ' * 20, maxlinelen=40), """\

=?iso-8859-1?b?eHh4eCB4eHh4IHh4eHggeHg=?=

 =?iso-8859-1?b?eHggeHh4eCB4eHh4IHh4eHg=?=

 =?iso-8859-1?b?IHh4eHggeHh4eCB4eHh4IHg=?=

 =?iso-8859-1?b?eHh4IHh4eHggeHh4eCB4eHg=?=

 =?iso-8859-1?b?eCB4eHh4IHh4eHggeHh4eCA=?=

 =?iso-8859-1?b?eHh4eCB4eHh4IHh4eHgg?=""")

        # Test the eol argument

        eq(he('xxxx ' * 20, maxlinelen=40, eol='\r\n'), """\

=?iso-8859-1?b?eHh4eCB4eHh4IHh4eHggeHg=?=\r

 =?iso-8859-1?b?eHggeHh4eCB4eHh4IHh4eHg=?=\r

 =?iso-8859-1?b?IHh4eHggeHh4eCB4eHh4IHg=?=\r

 =?iso-8859-1?b?eHh4IHh4eHggeHh4eCB4eHg=?=\r

 =?iso-8859-1?b?eCB4eHh4IHh4eHggeHh4eCA=?=\r

 =?iso-8859-1?b?eHh4eCB4eHh4IHh4eHgg?=""")







class TestQuopri(unittest.TestCase):

    def setUp(self):

        self.hlit = [chr(x) for x in range(ord('a'), ord('z')+1)] + \

                    [chr(x) for x in range(ord('A'), ord('Z')+1)] + \

                    [chr(x) for x in range(ord('0'), ord('9')+1)] + \

                    ['!', '*', '+', '-', '/', ' ']

        self.hnon = [chr(x) for x in range(256) if chr(x) not in self.hlit]

        assert len(self.hlit) + len(self.hnon) == 256

        self.blit = [chr(x) for x in range(ord(' '), ord('~')+1)] + ['\t']

        self.blit.remove('=')

        self.bnon = [chr(x) for x in range(256) if chr(x) not in self.blit]

        assert len(self.blit) + len(self.bnon) == 256



    def test_header_quopri_check(self):

        for c in self.hlit:

            self.failIf(quoprimime.header_quopri_check(c))

        for c in self.hnon:

            self.failUnless(quoprimime.header_quopri_check(c))



    def test_body_quopri_check(self):

        for c in self.blit:

            self.failIf(quoprimime.body_quopri_check(c))

        for c in self.bnon:

            self.failUnless(quoprimime.body_quopri_check(c))



    def test_header_quopri_len(self):

        eq = self.assertEqual

        hql = quoprimime.header_quopri_len

        enc = quoprimime.header_encode

        for s in ('hello', 'h@e@l@l@o@'):

            # Empty charset and no line-endings.  7 == RFC chrome

            eq(hql(s), len(enc(s, charset='', eol=''))-7)

        for c in self.hlit:

            eq(hql(c), 1)

        for c in self.hnon:

            eq(hql(c), 3)



    def test_body_quopri_len(self):

        eq = self.assertEqual

        bql = quoprimime.body_quopri_len

        for c in self.blit:

            eq(bql(c), 1)

        for c in self.bnon:

            eq(bql(c), 3)



    def test_quote_unquote_idempotent(self):

        for x in range(256):

            c = chr(x)

            self.assertEqual(quoprimime.unquote(quoprimime.quote(c)), c)



    def test_header_encode(self):

        eq = self.assertEqual

        he = quoprimime.header_encode

        eq(he('hello'), '=?iso-8859-1?q?hello?=')

        eq(he('hello\nworld'), '=?iso-8859-1?q?hello=0D=0Aworld?=')

        # Test the charset option

        eq(he('hello', charset='iso-8859-2'), '=?iso-8859-2?q?hello?=')

        # Test the keep_eols flag

        eq(he('hello\nworld', keep_eols=True), '=?iso-8859-1?q?hello=0Aworld?=')

        # Test a non-ASCII character

        eq(he('hello\xc7there'), '=?iso-8859-1?q?hello=C7there?=')

        # Test the maxlinelen argument

        eq(he('xxxx ' * 20, maxlinelen=40), """\

=?iso-8859-1?q?xxxx_xxxx_xxxx_xxxx_xx?=

 =?iso-8859-1?q?xx_xxxx_xxxx_xxxx_xxxx?=

 =?iso-8859-1?q?_xxxx_xxxx_xxxx_xxxx_x?=

 =?iso-8859-1?q?xxx_xxxx_xxxx_xxxx_xxx?=

 =?iso-8859-1?q?x_xxxx_xxxx_?=""")

        # Test the eol argument

        eq(he('xxxx ' * 20, maxlinelen=40, eol='\r\n'), """\

=?iso-8859-1?q?xxxx_xxxx_xxxx_xxxx_xx?=\r

 =?iso-8859-1?q?xx_xxxx_xxxx_xxxx_xxxx?=\r

 =?iso-8859-1?q?_xxxx_xxxx_xxxx_xxxx_x?=\r

 =?iso-8859-1?q?xxx_xxxx_xxxx_xxxx_xxx?=\r

 =?iso-8859-1?q?x_xxxx_xxxx_?=""")



    def test_decode(self):

        eq = self.assertEqual

        eq(quoprimime.decode(''), '')

        eq(quoprimime.decode('hello'), 'hello')

        eq(quoprimime.decode('hello', 'X'), 'hello')

        eq(quoprimime.decode('hello\nworld', 'X'), 'helloXworld')



    def test_encode(self):

        eq = self.assertEqual

        eq(quoprimime.encode(''), '')

        eq(quoprimime.encode('hello'), 'hello')

        # Test the binary flag

        eq(quoprimime.encode('hello\r\nworld'), 'hello\nworld')

        eq(quoprimime.encode('hello\r\nworld', 0), 'hello\nworld')

        # Test the maxlinelen arg

        eq(quoprimime.encode('xxxx ' * 20, maxlinelen=40), """\

xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx=

 xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxx=

x xxxx xxxx xxxx xxxx=20""")

        # Test the eol argument

        eq(quoprimime.encode('xxxx ' * 20, maxlinelen=40, eol='\r\n'), """\

xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxxx=\r

 xxxx xxxx xxxx xxxx xxxx xxxx xxxx xxx=\r

x xxxx xxxx xxxx xxxx=20""")

        eq(quoprimime.encode("""\

one line



two line"""), """\

one line



two line""")







# Test the Charset class

class TestCharset(unittest.TestCase):

    def tearDown(self):

        from email import charset as CharsetModule

        try:

            del CharsetModule.CHARSETS['fake']

        except KeyError:

            pass



    def test_idempotent(self):

        eq = self.assertEqual

        # Make sure us-ascii = no Unicode conversion

        c = Charset('us-ascii')

        s = 'Hello World!'

        sp = c.to_splittable(s)

        eq(s, c.from_splittable(sp))

        # test 8-bit idempotency with us-ascii

        s = '\xa4\xa2\xa4\xa4\xa4\xa6\xa4\xa8\xa4\xaa'

        sp = c.to_splittable(s)

        eq(s, c.from_splittable(sp))



    def test_body_encode(self):

        eq = self.assertEqual

        # Try a charset with QP body encoding

        c = Charset('iso-8859-1')

        eq('hello w=F6rld', c.body_encode('hello w\xf6rld'))

        # Try a charset with Base64 body encoding

        c = Charset('utf-8')

        eq('aGVsbG8gd29ybGQ=\n', c.body_encode('hello world'))

        # Try a charset with None body encoding

        c = Charset('us-ascii')

        eq('hello world', c.body_encode('hello world'))

        # Try the convert argument, where input codec <> output codec

        c = Charset('euc-jp')

        # With apologies to Tokio Kikuchi ;)

        try:

            eq('\x1b$B5FCO;~IW\x1b(B',

               c.body_encode('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7'))

            eq('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7',

               c.body_encode('\xb5\xc6\xc3\xcf\xbb\xfe\xc9\xd7', False))

        except LookupError:

            # We probably don't have the Japanese codecs installed

            pass

        # Testing SF bug #625509, which we have to fake, since there are no

        # built-in encodings where the header encoding is QP but the body

        # encoding is not.

        from email import charset as CharsetModule

        CharsetModule.add_charset('fake', CharsetModule.QP, None)

        c = Charset('fake')

        eq('hello w\xf6rld', c.body_encode('hello w\xf6rld'))



    def test_unicode_charset_name(self):

        charset = Charset(u'us-ascii')

        self.assertEqual(str(charset), 'us-ascii')

        self.assertRaises(errors.CharsetError, Charset, 'asc\xffii')







# Test multilingual MIME headers.

class TestHeader(TestEmailBase):

    def test_simple(self):

        eq = self.ndiffAssertEqual

        h = Header('Hello World!')

        eq(h.encode(), 'Hello World!')

        h.append(' Goodbye World!')

        eq(h.encode(), 'Hello World!  Goodbye World!')



    def test_simple_surprise(self):

        eq = self.ndiffAssertEqual

        h = Header('Hello World!')

        eq(h.encode(), 'Hello World!')

        h.append('Goodbye World!')

        eq(h.encode(), 'Hello World! Goodbye World!')



    def test_header_needs_no_decoding(self):

        h = 'no decoding needed'

        self.assertEqual(decode_header(h), [(h, None)])



    def test_long(self):

        h = Header("I am the very model of a modern Major-General; I've information vegetable, animal, and mineral; I know the kings of England, and I quote the fights historical from Marathon to Waterloo, in order categorical; I'm very well acquainted, too, with matters mathematical; I understand equations, both the simple and quadratical; about binomial theorem I'm teeming with a lot o' news, with many cheerful facts about the square of the hypotenuse.",

                   maxlinelen=76)

        for l in h.encode(splitchars=' ').split('\n '):

            self.failUnless(len(l) <= 76)



    def test_multilingual(self):

        eq = self.ndiffAssertEqual

        g = Charset("iso-8859-1")

        cz = Charset("iso-8859-2")

        utf8 = Charset("utf-8")

        g_head = "Die Mieter treten hier ein werden mit einem Foerderband komfortabel den Korridor entlang, an s\xfcdl\xfcndischen Wandgem\xe4lden vorbei, gegen die rotierenden Klingen bef\xf6rdert. "

        cz_head = "Finan\xe8ni metropole se hroutily pod tlakem jejich d\xf9vtipu.. "

        utf8_head = u"\u6b63\u78ba\u306b\u8a00\u3046\u3068\u7ffb\u8a33\u306f\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u4e00\u90e8\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u3059\u304c\u3001\u3042\u3068\u306f\u3067\u305f\u3089\u3081\u3067\u3059\u3002\u5b9f\u969b\u306b\u306f\u300cWenn ist das Nunstuck git und Slotermeyer? Ja! Beiherhund das Oder die Flipperwaldt gersput.\u300d\u3068\u8a00\u3063\u3066\u3044\u307e\u3059\u3002".encode("utf-8")

        h = Header(g_head, g)

        h.append(cz_head, cz)

        h.append(utf8_head, utf8)

        enc = h.encode()

        eq(enc, """\

=?iso-8859-1?q?Die_Mieter_treten_hier_ein_werden_mit_einem_Foerderband_ko?=

 =?iso-8859-1?q?mfortabel_den_Korridor_entlang=2C_an_s=FCdl=FCndischen_Wan?=

 =?iso-8859-1?q?dgem=E4lden_vorbei=2C_gegen_die_rotierenden_Klingen_bef=F6?=

 =?iso-8859-1?q?rdert=2E_?= =?iso-8859-2?q?Finan=E8ni_metropole_se_hroutily?=

 =?iso-8859-2?q?_pod_tlakem_jejich_d=F9vtipu=2E=2E_?= =?utf-8?b?5q2j56K6?=

 =?utf-8?b?44Gr6KiA44GG44Go57+76Kiz44Gv44GV44KM44Gm44GE44G+44Gb44KT44CC?=

 =?utf-8?b?5LiA6YOo44Gv44OJ44Kk44OE6Kqe44Gn44GZ44GM44CB44GC44Go44Gv44Gn?=

 =?utf-8?b?44Gf44KJ44KB44Gn44GZ44CC5a6f6Zqb44Gr44Gv44CMV2VubiBpc3QgZGFz?=

 =?utf-8?q?_Nunstuck_git_und_Slotermeyer=3F_Ja!_Beiherhund_das_Oder_die_Fl?=

 =?utf-8?b?aXBwZXJ3YWxkdCBnZXJzcHV0LuOAjeOBqOiogOOBo+OBpuOBhOOBvuOBmQ==?=

 =?utf-8?b?44CC?=""")

        eq(decode_header(enc),

           [(g_head, "iso-8859-1"), (cz_head, "iso-8859-2"),

            (utf8_head, "utf-8")])

        ustr = unicode(h)

        eq(ustr.encode('utf-8'),

           'Die Mieter treten hier ein werden mit einem Foerderband '

           'komfortabel den Korridor entlang, an s\xc3\xbcdl\xc3\xbcndischen '

           'Wandgem\xc3\xa4lden vorbei, gegen die rotierenden Klingen '

           'bef\xc3\xb6rdert. Finan\xc4\x8dni metropole se hroutily pod '

           'tlakem jejich d\xc5\xafvtipu.. \xe6\xad\xa3\xe7\xa2\xba\xe3\x81'

           '\xab\xe8\xa8\x80\xe3\x81\x86\xe3\x81\xa8\xe7\xbf\xbb\xe8\xa8\xb3'

           '\xe3\x81\xaf\xe3\x81\x95\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x84\xe3'

           '\x81\xbe\xe3\x81\x9b\xe3\x82\x93\xe3\x80\x82\xe4\xb8\x80\xe9\x83'

           '\xa8\xe3\x81\xaf\xe3\x83\x89\xe3\x82\xa4\xe3\x83\x84\xe8\xaa\x9e'

           '\xe3\x81\xa7\xe3\x81\x99\xe3\x81\x8c\xe3\x80\x81\xe3\x81\x82\xe3'

           '\x81\xa8\xe3\x81\xaf\xe3\x81\xa7\xe3\x81\x9f\xe3\x82\x89\xe3\x82'

           '\x81\xe3\x81\xa7\xe3\x81\x99\xe3\x80\x82\xe5\xae\x9f\xe9\x9a\x9b'

           '\xe3\x81\xab\xe3\x81\xaf\xe3\x80\x8cWenn ist das Nunstuck git '

           'und Slotermeyer? Ja! Beiherhund das Oder die Flipperwaldt '

           'gersput.\xe3\x80\x8d\xe3\x81\xa8\xe8\xa8\x80\xe3\x81\xa3\xe3\x81'

           '\xa6\xe3\x81\x84\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82')

        # Test make_header()

        newh = make_header(decode_header(enc))

        eq(newh, enc)



    def test_header_ctor_default_args(self):

        eq = self.ndiffAssertEqual

        h = Header()

        eq(h, '')

        h.append('foo', Charset('iso-8859-1'))

        eq(h, '=?iso-8859-1?q?foo?=')



    def test_explicit_maxlinelen(self):

        eq = self.ndiffAssertEqual

        hstr = 'A very long line that must get split to something other than at the 76th character boundary to test the non-default behavior'

        h = Header(hstr)

        eq(h.encode(), '''\

A very long line that must get split to something other than at the 76th

 character boundary to test the non-default behavior''')

        h = Header(hstr, header_name='Subject')

        eq(h.encode(), '''\

A very long line that must get split to something other than at the

 76th character boundary to test the non-default behavior''')

        h = Header(hstr, maxlinelen=1024, header_name='Subject')

        eq(h.encode(), hstr)



    def test_us_ascii_header(self):

        eq = self.assertEqual

        s = 'hello'

        x = decode_header(s)

        eq(x, [('hello', None)])

        h = make_header(x)

        eq(s, h.encode())



    def test_string_charset(self):

        eq = self.assertEqual

        h = Header()

        h.append('hello', 'iso-8859-1')

        eq(h, '=?iso-8859-1?q?hello?=')



##    def test_unicode_error(self):

##        raises = self.assertRaises

##        raises(UnicodeError, Header, u'[P\xf6stal]', 'us-ascii')

##        raises(UnicodeError, Header, '[P\xf6stal]', 'us-ascii')

##        h = Header()

##        raises(UnicodeError, h.append, u'[P\xf6stal]', 'us-ascii')

##        raises(UnicodeError, h.append, '[P\xf6stal]', 'us-ascii')

##        raises(UnicodeError, Header, u'\u83ca\u5730\u6642\u592b', 'iso-8859-1')



    def test_utf8_shortest(self):

        eq = self.assertEqual

        h = Header(u'p\xf6stal', 'utf-8')

        eq(h.encode(), '=?utf-8?q?p=C3=B6stal?=')

        h = Header(u'\u83ca\u5730\u6642\u592b', 'utf-8')

        eq(h.encode(), '=?utf-8?b?6I+K5Zyw5pmC5aSr?=')



    def test_bad_8bit_header(self):

        raises = self.assertRaises

        eq = self.assertEqual

        x = 'Ynwp4dUEbay Auction Semiar- No Charge \x96 Earn Big'

        raises(UnicodeError, Header, x)

        h = Header()

        raises(UnicodeError, h.append, x)

        eq(str(Header(x, errors='replace')), x)

        h.append(x, errors='replace')

        eq(str(h), x)



    def test_encoded_adjacent_nonencoded(self):

        eq = self.assertEqual

        h = Header()

        h.append('hello', 'iso-8859-1')

        h.append('world')

        s = h.encode()

        eq(s, '=?iso-8859-1?q?hello?= world')

        h = make_header(decode_header(s))

        eq(h.encode(), s)



    def test_whitespace_eater(self):

        eq = self.assertEqual

        s = 'Subject: =?koi8-r?b?8NLP18XSy8EgzsEgxsnOwczYztk=?= =?koi8-r?q?=CA?= zz.'

        parts = decode_header(s)

        eq(parts, [('Subject:', None), ('\xf0\xd2\xcf\xd7\xc5\xd2\xcb\xc1 \xce\xc1 \xc6\xc9\xce\xc1\xcc\xd8\xce\xd9\xca', 'koi8-r'), ('zz.', None)])

        hdr = make_header(parts)

        eq(hdr.encode(),

           'Subject: =?koi8-r?b?8NLP18XSy8EgzsEgxsnOwczYztnK?= zz.')



    def test_broken_base64_header(self):

        raises = self.assertRaises

        s = 'Subject: =?EUC-KR?B?CSixpLDtKSC/7Liuvsax4iC6uLmwMcijIKHaILzSwd/H0SC8+LCjwLsgv7W/+Mj3IQ?='

        raises(errors.HeaderParseError, decode_header, s)







# Test RFC 2231 header parameters (en/de)coding

class TestRFC2231(TestEmailBase):

    def test_get_param(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_29.txt')

        eq(msg.get_param('title'),

           ('us-ascii', 'en', 'This is even more ***fun*** isn\'t it!'))

        eq(msg.get_param('title', unquote=False),

           ('us-ascii', 'en', '"This is even more ***fun*** isn\'t it!"'))



    def test_set_param(self):

        eq = self.assertEqual

        msg = Message()

        msg.set_param('title', 'This is even more ***fun*** isn\'t it!',

                      charset='us-ascii')

        eq(msg.get_param('title'),

           ('us-ascii', '', 'This is even more ***fun*** isn\'t it!'))

        msg.set_param('title', 'This is even more ***fun*** isn\'t it!',

                      charset='us-ascii', language='en')

        eq(msg.get_param('title'),

           ('us-ascii', 'en', 'This is even more ***fun*** isn\'t it!'))

        msg = self._msgobj('msg_01.txt')

        msg.set_param('title', 'This is even more ***fun*** isn\'t it!',

                      charset='us-ascii', language='en')

        eq(msg.as_string(), """\

Return-Path: <bbb@zzz.org>

Delivered-To: bbb@zzz.org

Received: by mail.zzz.org (Postfix, from userid 889)

\tid 27CEAD38CC; Fri,  4 May 2001 14:05:44 -0400 (EDT)

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit

Message-ID: <15090.61304.110929.45684@aaa.zzz.org>

From: bbb@ddd.com (John X. Doe)

To: bbb@zzz.org

Subject: This is a test message

Date: Fri, 4 May 2001 14:05:44 -0400

Content-Type: text/plain; charset=us-ascii;

\ttitle*="us-ascii'en'This%20is%20even%20more%20%2A%2A%2Afun%2A%2A%2A%20isn%27t%20it%21"





Hi,



Do you like this message?



-Me

""")



    def test_del_param(self):

        eq = self.ndiffAssertEqual

        msg = self._msgobj('msg_01.txt')

        msg.set_param('foo', 'bar', charset='us-ascii', language='en')

        msg.set_param('title', 'This is even more ***fun*** isn\'t it!',

            charset='us-ascii', language='en')

        msg.del_param('foo', header='Content-Type')

        eq(msg.as_string(), """\

Return-Path: <bbb@zzz.org>

Delivered-To: bbb@zzz.org

Received: by mail.zzz.org (Postfix, from userid 889)

\tid 27CEAD38CC; Fri,  4 May 2001 14:05:44 -0400 (EDT)

MIME-Version: 1.0

Content-Transfer-Encoding: 7bit

Message-ID: <15090.61304.110929.45684@aaa.zzz.org>

From: bbb@ddd.com (John X. Doe)

To: bbb@zzz.org

Subject: This is a test message

Date: Fri, 4 May 2001 14:05:44 -0400

Content-Type: text/plain; charset="us-ascii";

\ttitle*="us-ascii'en'This%20is%20even%20more%20%2A%2A%2Afun%2A%2A%2A%20isn%27t%20it%21"





Hi,



Do you like this message?



-Me

""")



    def test_rfc2231_get_content_charset(self):

        eq = self.assertEqual

        msg = self._msgobj('msg_32.txt')

        eq(msg.get_content_charset(), 'us-ascii')



    def test_rfc2231_no_language_or_charset(self):

        m = '''\

Content-Transfer-Encoding: 8bit

Content-Disposition: inline; filename="file____C__DOCUMENTS_20AND_20SETTINGS_FABIEN_LOCAL_20SETTINGS_TEMP_nsmail.htm"

Content-Type: text/html; NAME*0=file____C__DOCUMENTS_20AND_20SETTINGS_FABIEN_LOCAL_20SETTINGS_TEM; NAME*1=P_nsmail.htm



'''

        msg = email.message_from_string(m)

        param = msg.get_param('NAME')

        self.failIf(isinstance(param, tuple))

        self.assertEqual(

            param,

            'file____C__DOCUMENTS_20AND_20SETTINGS_FABIEN_LOCAL_20SETTINGS_TEMP_nsmail.htm')



    def test_rfc2231_no_language_or_charset_in_filename(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0*="''This%20is%20even%20more%20";

\tfilename*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_filename(),

                         'This is even more ***fun*** is it not.pdf')



    def test_rfc2231_no_language_or_charset_in_filename_encoded(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0*="''This%20is%20even%20more%20";

\tfilename*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_filename(),

                         'This is even more ***fun*** is it not.pdf')



    def test_rfc2231_partly_encoded(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0="''This%20is%20even%20more%20";

\tfilename*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(

            msg.get_filename(),

            'This%20is%20even%20more%20***fun*** is it not.pdf')



    def test_rfc2231_partly_nonencoded(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0="This%20is%20even%20more%20";

\tfilename*1="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(

            msg.get_filename(),

            'This%20is%20even%20more%20%2A%2A%2Afun%2A%2A%2A%20is it not.pdf')



    def test_rfc2231_no_language_or_charset_in_boundary(self):

        m = '''\

Content-Type: multipart/alternative;

\tboundary*0*="''This%20is%20even%20more%20";

\tboundary*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tboundary*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_boundary(),

                         'This is even more ***fun*** is it not.pdf')



    def test_rfc2231_no_language_or_charset_in_charset(self):

        # This is a nonsensical charset value, but tests the code anyway

        m = '''\

Content-Type: text/plain;

\tcharset*0*="This%20is%20even%20more%20";

\tcharset*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tcharset*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_content_charset(),

                         'this is even more ***fun*** is it not.pdf')



    def test_rfc2231_bad_encoding_in_filename(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0*="bogus'xx'This%20is%20even%20more%20";

\tfilename*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2="is it not.pdf"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_filename(),

                         'This is even more ***fun*** is it not.pdf')



    def test_rfc2231_bad_encoding_in_charset(self):

        m = """\

Content-Type: text/plain; charset*=bogus''utf-8%E2%80%9D



"""

        msg = email.message_from_string(m)

        # This should return None because non-ascii characters in the charset

        # are not allowed.

        self.assertEqual(msg.get_content_charset(), None)



    def test_rfc2231_bad_character_in_charset(self):

        m = """\

Content-Type: text/plain; charset*=ascii''utf-8%E2%80%9D



"""

        msg = email.message_from_string(m)

        # This should return None because non-ascii characters in the charset

        # are not allowed.

        self.assertEqual(msg.get_content_charset(), None)



    def test_rfc2231_bad_character_in_filename(self):

        m = '''\

Content-Disposition: inline;

\tfilename*0*="ascii'xx'This%20is%20even%20more%20";

\tfilename*1*="%2A%2A%2Afun%2A%2A%2A%20";

\tfilename*2*="is it not.pdf%E2"



'''

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_filename(),

                         u'This is even more ***fun*** is it not.pdf\ufffd')



    def test_rfc2231_unknown_encoding(self):

        m = """\

Content-Transfer-Encoding: 8bit

Content-Disposition: inline; filename*=X-UNKNOWN''myfile.txt



"""

        msg = email.message_from_string(m)

        self.assertEqual(msg.get_filename(), 'myfile.txt')



    def test_rfc2231_single_tick_in_filename_extended(self):

        eq = self.assertEqual

        m = """\

Content-Type: application/x-foo;

\tname*0*=\"Frank's\"; name*1*=\" Document\"



"""

        msg = email.message_from_string(m)

        charset, language, s = msg.get_param('name')

        eq(charset, None)

        eq(language, None)

        eq(s, "Frank's Document")



    def test_rfc2231_single_tick_in_filename(self):

        m = """\

Content-Type: application/x-foo; name*0=\"Frank's\"; name*1=\" Document\"



"""

        msg = email.message_from_string(m)

        param = msg.get_param('name')

        self.failIf(isinstance(param, tuple))

        self.assertEqual(param, "Frank's Document")



    def test_rfc2231_tick_attack_extended(self):

        eq = self.assertEqual

        m = """\

Content-Type: application/x-foo;

\tname*0*=\"us-ascii'en-us'Frank's\"; name*1*=\" Document\"



"""

        msg = email.message_from_string(m)

        charset, language, s = msg.get_param('name')

        eq(charset, 'us-ascii')

        eq(language, 'en-us')

        eq(s, "Frank's Document")



    def test_rfc2231_tick_attack(self):

        m = """\

Content-Type: application/x-foo;

\tname*0=\"us-ascii'en-us'Frank's\"; name*1=\" Document\"



"""

        msg = email.message_from_string(m)

        param = msg.get_param('name')

        self.failIf(isinstance(param, tuple))

        self.assertEqual(param, "us-ascii'en-us'Frank's Document")



    def test_rfc2231_no_extended_values(self):

        eq = self.assertEqual

        m = """\

Content-Type: application/x-foo; name=\"Frank's Document\"



"""

        msg = email.message_from_string(m)

        eq(msg.get_param('name'), "Frank's Document")



    def test_rfc2231_encoded_then_unencoded_segments(self):

        eq = self.assertEqual

        m = """\

Content-Type: application/x-foo;

\tname*0*=\"us-ascii'en-us'My\";

\tname*1=\" Document\";

\tname*2*=\" For You\"



"""

        msg = email.message_from_string(m)

        charset, language, s = msg.get_param('name')

        eq(charset, 'us-ascii')

        eq(language, 'en-us')

        eq(s, 'My Document For You')



    def test_rfc2231_unencoded_then_encoded_segments(self):

        eq = self.assertEqual

        m = """\

Content-Type: application/x-foo;

\tname*0=\"us-ascii'en-us'My\";

\tname*1*=\" Document\";

\tname*2*=\" For You\"



"""

        msg = email.message_from_string(m)

        charset, language, s = msg.get_param('name')

        eq(charset, 'us-ascii')

        eq(language, 'en-us')

        eq(s, 'My Document For You')







def _testclasses():

    mod = sys.modules[__name__]

    return [getattr(mod, name) for name in dir(mod) if name.startswith('Test')]





def suite():

    suite = unittest.TestSuite()

    for testclass in _testclasses():

        suite.addTest(unittest.makeSuite(testclass))

    return suite





def test_main():

    for testclass in _testclasses():

        run_unittest(testclass)







if __name__ == '__main__':

    unittest.main(defaultTest='suite')

