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test_email.py

# Copyright (C) 2001-2006 Python Software Foundation
# email package unit tests

import os
import sys
import time
import base64
import difflib
import unittest
import warnings
from cStringIO import StringIO
from types import StringType, ListType, TupleType

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.MIMEAudio import MIMEAudio
from email.MIMEText import MIMEText
from email.MIMEImage import MIMEImage
from email.MIMEBase import MIMEBase
from email.MIMEMessage import MIMEMessage
from email.MIMEMultipart 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 = ' '

# We don't care about DeprecationWarnings
warnings.filterwarnings('ignore', '', DeprecationWarning, __name__)

try:
    True, False
except NameError:
    True = 1
    False = 0



def openfile(filename, mode='r'):
    path = os.path.join(os.path.dirname(landmark), 'data', filename)
    return open(path, mode)



# Base test class
00060 class TestEmailBase(unittest.TestCase):
    if hasattr(difflib, 'ndiff'):
        # Python 2.2 and beyond
00063         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()
    else:
        # Python 2.1
        ndiffAssertEqual = unittest.TestCase.assertEqual

    def _msgobj(self, filename, strict=False):
        fp = openfile(findfile(filename))
        try:
            msg = email.message_from_file(fp, strict=strict)
        finally:
            fp.close()
        return msg



# Test various aspects of the Message class's API
00087 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_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_41.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_decode_bogus_uu_payload_quietly(self):
        msg = Message()
        msg.set_payload('begin 664 foo.txt\n%<W1F=0000H \n \nend\n')
        msg['Content-Transfer-Encoding'] = 'x-uuencode'
        old_stderr = sys.stderr
        try:
            sys.stderr = sfp = StringIO()
            # We don't care about the payload
            msg.get_payload(decode=True)
        finally:
            sys.stderr = old_stderr
        self.assertEqual(sfp.getvalue(), '')

    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
00522 class TestEncoders(unittest.TestCase):
    def test_encode_noop(self):
        eq = self.assertEqual
        msg = MIMEText('hello world', _encoder=Encoders.encode_noop)
        eq(msg.get_payload(), 'hello world')

    def test_encode_7bit(self):
        eq = self.assertEqual
        msg = MIMEText('hello world', _encoder=Encoders.encode_7or8bit)
        eq(msg.get_payload(), 'hello world')
        eq(msg['content-transfer-encoding'], '7bit')
        msg = MIMEText('hello \x7f world', _encoder=Encoders.encode_7or8bit)
        eq(msg.get_payload(), 'hello \x7f world')
        eq(msg['content-transfer-encoding'], '7bit')

    def test_encode_8bit(self):
        eq = self.assertEqual
        msg = MIMEText('hello \x80 world', _encoder=Encoders.encode_7or8bit)
        eq(msg.get_payload(), 'hello \x80 world')
        eq(msg['content-transfer-encoding'], '8bit')

    def test_encode_empty_payload(self):
        eq = self.assertEqual
        msg = Message()
        msg.set_charset('us-ascii')
        eq(msg['content-transfer-encoding'], '7bit')

    def test_encode_base64(self):
        eq = self.assertEqual
        msg = MIMEText('hello world', _encoder=Encoders.encode_base64)
        eq(msg.get_payload(), 'aGVsbG8gd29ybGQ=')
        eq(msg['content-transfer-encoding'], 'base64')

    def test_encode_quoted_printable(self):
        eq = self.assertEqual
        msg = MIMEText('hello world', _encoder=Encoders.encode_quopri)
        eq(msg.get_payload(), 'hello=20world')
        eq(msg['content-transfer-encoding'], 'quoted-printable')

    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
00581 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
00902 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
00936 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_type(), 'audio/basic')

    def test_encoding(self):
        payload = self._au.get_payload()
        self.assertEqual(base64.decodestring(payload), self._audiodata)

    def checkSetMinor(self):
        au = MIMEAudio(self._audiodata, 'fish')
        self.assertEqual(im.get_type(), 'audio/fish')

    def test_custom_encoder(self):
        eq = self.assertEqual
        def encoder(msg):
            orig = msg.get_payload()
            msg.set_payload(0)
            msg['Content-Transfer-Encoding'] = 'broken64'
        au = MIMEAudio(self._audiodata, _encoder=encoder)
        eq(au.get_payload(), 0)
        eq(au['content-transfer-encoding'], 'broken64')

    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
00995 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_type(), 'image/gif')

    def test_encoding(self):
        payload = self._im.get_payload()
        self.assertEqual(base64.decodestring(payload), self._imgdata)

    def checkSetMinor(self):
        im = MIMEImage(self._imgdata, 'fish')
        self.assertEqual(im.get_type(), 'image/fish')

    def test_custom_encoder(self):
        eq = self.assertEqual
        def encoder(msg):
            orig = msg.get_payload()
            msg.set_payload(0)
            msg['Content-Transfer-Encoding'] = 'broken64'
        im = MIMEImage(self._imgdata, _encoder=encoder)
        eq(im.get_payload(), 0)
        eq(im['content-transfer-encoding'], 'broken64')

    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 MIMEText class
01048 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_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 a more complicated multipart/mixed type message
01075 class TestMultipartMixed(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_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_no_parts_in_a_multipart(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')
        msg = MIMEText('hello world')
        self.assertEqual(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.preamble = ''
        outer.epilogue = ''
        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(self):
        eq = self.ndiffAssertEqual
        outer = MIMEBase('multipart', 'mixed')
        outer['Subject'] = 'A subject'
        outer['To'] = 'aperson@dom.ain'
        outer['From'] = 'bperson@dom.ain'
        outer.preamble = ''
        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_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)



# Test some badly formatted messages
01248 class TestNonConformant(TestEmailBase):
    def test_parse_missing_minor_type(self):
        eq = self.assertEqual
        msg = self._msgobj('msg_14.txt')
        eq(msg.get_type(), 'text')
        eq(msg.get_main_type(), None)
        eq(msg.get_subtype(), None)

    def test_bogus_boundary(self):
        fp = openfile(findfile('msg_15.txt'))
        try:
            data = fp.read()
        finally:
            fp.close()
        p = Parser(strict=True)
        # Note, under a future non-strict parsing mode, this would parse the
        # message into the intended message tree.
        self.assertRaises(Errors.BoundaryError, p.parsestr, data)

    def test_multipart_no_boundary(self):
        fp = openfile(findfile('msg_25.txt'))
        try:
            self.assertRaises(Errors.BoundaryError,
                              email.message_from_file, fp)
        finally:
            fp.close()

    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
""")
        # strict=True should raise an exception
        self.assertRaises(Errors.HeaderParseError,
                          self._msgobj, 'msg_35.txt', True)



# Test RFC 2047 header encoding and decoding
01330 class TestRFC2047(unittest.TestCase):
    def test_iso_8859_1(self):
        eq = self.assertEqual
        s = '=?iso-8859-1?q?this=20is=20some=20text?='
        eq(Utils.decode(s), 'this is some text')
        s = '=?ISO-8859-1?Q?Keld_J=F8rn_Simonsen?='
        eq(Utils.decode(s), u'Keld J\xf8rn Simonsen')
        s = '=?ISO-8859-1?B?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?=' \
            '=?ISO-8859-2?B?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?='
        eq(Utils.decode(s), 'If you can read this you understand the example.')
        s = '=?iso-8859-8?b?7eXs+SDv4SDp7Oj08A==?='
        eq(Utils.decode(s),
           u'\u05dd\u05d5\u05dc\u05e9 \u05df\u05d1 \u05d9\u05dc\u05d8\u05e4\u05e0')
        s = '=?iso-8859-1?q?this=20is?= =?iso-8859-1?q?some=20text?='
        eq(Utils.decode(s), u'this issome text')
        s = '=?iso-8859-1?q?this=20is_?= =?iso-8859-1?q?some=20text?='
        eq(Utils.decode(s), u'this is some text')

    def test_encode_header(self):
        eq = self.assertEqual
        s = 'this is some text'
        eq(Utils.encode(s), '=?iso-8859-1?q?this=20is=20some=20text?=')
        s = 'Keld_J\xf8rn_Simonsen'
        eq(Utils.encode(s), '=?iso-8859-1?q?Keld_J=F8rn_Simonsen?=')
        s1 = 'If you can read this yo'
        s2 = 'u understand the example.'
        eq(Utils.encode(s1, encoding='b'),
           '=?iso-8859-1?b?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?=')
        eq(Utils.encode(s2, charset='iso-8859-2', encoding='b'),
           '=?iso-8859-2?b?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?=')

    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)])
        # Python 2.1's unicode() builtin doesn't call the object's
        # __unicode__() method.  Use the following alternative instead.
        #hu = unicode(make_header(dh)).encode('latin-1')
        hu = make_header(dh).__unicode__().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')



# Test the MIMEMessage class
01398 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_type(), 'message/rfc822')
        payload = r.get_payload()
        unless(type(payload), ListType)
        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_type(), 'message/rfc822')
        payload = msg.get_payload()
        unless(isinstance(payload, ListType))
        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_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_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_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_type(), 'message/rfc822')
        payload = subpart.get_payload()
        unless(isinstance(payload, ListType))
        eq(len(payload), 1)
        subsubpart = payload[0]
        unless(isinstance(subsubpart, Message))
        eq(subsubpart.get_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\n'
        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_type(), None)
        container2 = msg.get_payload(1)
        eq(container2.get_default_type(), 'message/rfc822')
        eq(container2.get_type(), None)
        container1a = container1.get_payload(0)
        eq(container1a.get_default_type(), 'text/plain')
        eq(container1a.get_type(), 'text/plain')
        container2a = container2.get_payload(0)
        eq(container2a.get_default_type(), 'text/plain')
        eq(container2a.get_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_type(), 'message/rfc822')
        container2 = msg.get_payload(1)
        eq(container2.get_default_type(), 'message/rfc822')
        eq(container2.get_type(), 'message/rfc822')
        container1a = container1.get_payload(0)
        eq(container1a.get_default_type(), 'text/plain')
        eq(container1a.get_type(), 'text/plain')
        container2a = container2.get_payload(0)
        eq(container2a.get_default_type(), 'text/plain')
        eq(container2a.get_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 = '\n'
        # 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_type(), 'message/rfc822')
        eq(subpart1.get_default_type(), 'message/rfc822')
        eq(subpart2.get_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_type(), None)
        eq(subpart1.get_default_type(), 'message/rfc822')
        eq(subpart2.get_type(), None)
        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.
01712 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_type(), 'text/plain')
        eq(msg.get_main_type(), 'text')
        eq(msg.get_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_type(), None)
        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_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_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\n')
        eq(msg.epilogue, '\n\n')
        eq(len(msg.get_payload()), 3)
        # Make sure the subparts are what we expect
        msg1 = msg.get_payload(0)
        eq(msg1.get_type(), 'text/plain')
        eq(msg1.get_payload(), 'Yadda yadda yadda\n')
        msg2 = msg.get_payload(1)
        eq(msg2.get_type(), None)
        eq(msg2.get_payload(), 'Yadda yadda yadda\n')
        msg3 = msg.get_payload(2)
        eq(msg3.get_type(), 'message/rfc822')
        self.failUnless(isinstance(msg3, Message))
        payload = msg3.get_payload()
        unless(isinstance(payload, ListType))
        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_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, ListType))
        eq(len(payload), 1)
        msg1 = payload[0]
        self.failUnless(isinstance(msg1, Message))
        eq(msg1.get_type(), 'text/plain')
        self.failUnless(isinstance(msg1.get_payload(), StringType))
        eq(msg1.get_payload(), '\n')



# Test various other bits of the package's functionality
01857 class TestMiscellaneous(unittest.TestCase):
    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')
        all = module.__all__
        all.sort()
        self.assertEqual(all, ['Charset', 'Encoders', 'Errors', 'Generator',
                               'Header', 'Iterators', 'MIMEAudio', 'MIMEBase',
                               'MIMEImage', 'MIMEMessage', 'MIMEMultipart',
                               'MIMENonMultipart', 'MIMEText', 'Message',
                               'Parser', 'Utils', 'base64MIME',
                               'message_from_file', 'message_from_string',
                               'quopriMIME'])

    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_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, 0, -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, 0, -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_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')])

02067     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())



# Test the iterator/generators
02118 class TestIterators(TestEmailBase):
    def test_body_line_iterator(self):
        eq = self.assertEqual
        # 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)
        eq(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:
            eq(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
""")



02176 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_type(), 'multipart/mixed')
        eq(msg.is_multipart(), 0)
        self.failUnless(isinstance(msg.get_payload(), StringType))

    def test_whitespace_continuaton(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_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_type(), 'text/plain')
        eq(part1.get_payload(), 'Simple email with attachment.\r\n\r\n')
        part2 = msg.get_payload(1)
        eq(part2.get_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_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_type(), 'text/plain')
        neq(part1a.get_payload(), 'message 1\n')
        # next message/rfc822
        part2 = msg.get_payload(1)
        eq(part2.get_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_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')



02267 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?=""")



02339 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
02450 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'))



# Test multilingual MIME headers.
02503 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")])
        # Test for conversion to unicode.  BAW: Python 2.1 doesn't support the
        # __unicode__() protocol, so do things this way for compatibility.
        ustr = h.__unicode__()
        # For Python 2.2 and beyond
        #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
02670 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, TupleType))
        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_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_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_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(),
                         'This is even more ***fun*** is it not.pdf\xe2')


    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, TupleType))
        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, TupleType))
        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')

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