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cpython/Lib/test/test_mailbox.py

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import os
import sys
import time
import stat
import socket
import email
import email.message
import re
import io
import tempfile
from test import support
from test.support import os_helper
from test.support import socket_helper
import unittest
import textwrap
import mailbox
import glob
if not socket_helper.has_gethostname:
raise unittest.SkipTest("test requires gethostname()")
class TestBase:
all_mailbox_types = (mailbox.Message, mailbox.MaildirMessage,
mailbox.mboxMessage, mailbox.MHMessage,
mailbox.BabylMessage, mailbox.MMDFMessage)
def _check_sample(self, msg):
# Inspect a mailbox.Message representation of the sample message
self.assertIsInstance(msg, email.message.Message)
self.assertIsInstance(msg, mailbox.Message)
for key, value in _sample_headers.items():
self.assertIn(value, msg.get_all(key))
self.assertTrue(msg.is_multipart())
self.assertEqual(len(msg.get_payload()), len(_sample_payloads))
for i, payload in enumerate(_sample_payloads):
part = msg.get_payload(i)
self.assertIsInstance(part, email.message.Message)
self.assertNotIsInstance(part, mailbox.Message)
self.assertEqual(part.get_payload(), payload)
def _delete_recursively(self, target):
# Delete a file or delete a directory recursively
if os.path.isdir(target):
os_helper.rmtree(target)
elif os.path.exists(target):
os_helper.unlink(target)
class TestMailbox(TestBase):
maxDiff = None
_factory = None # Overridden by subclasses to reuse tests
_template = 'From: foo\n\n%s\n'
def setUp(self):
self._path = os_helper.TESTFN
self._delete_recursively(self._path)
self._box = self._factory(self._path)
def tearDown(self):
self._box.close()
self._delete_recursively(self._path)
def test_add(self):
# Add copies of a sample message
keys = []
keys.append(self._box.add(self._template % 0))
self.assertEqual(len(self._box), 1)
keys.append(self._box.add(mailbox.Message(_sample_message)))
self.assertEqual(len(self._box), 2)
keys.append(self._box.add(email.message_from_string(_sample_message)))
self.assertEqual(len(self._box), 3)
keys.append(self._box.add(io.BytesIO(_bytes_sample_message)))
self.assertEqual(len(self._box), 4)
keys.append(self._box.add(_sample_message))
self.assertEqual(len(self._box), 5)
keys.append(self._box.add(_bytes_sample_message))
self.assertEqual(len(self._box), 6)
with self.assertWarns(DeprecationWarning):
keys.append(self._box.add(
io.TextIOWrapper(io.BytesIO(_bytes_sample_message), encoding="utf-8")))
self.assertEqual(len(self._box), 7)
self.assertEqual(self._box.get_string(keys[0]), self._template % 0)
for i in (1, 2, 3, 4, 5, 6):
self._check_sample(self._box[keys[i]])
_nonascii_msg = textwrap.dedent("""\
From: foo
Subject: Falinaptár házhozszállítással. Már rendeltél?
0
""")
def test_add_invalid_8bit_bytes_header(self):
key = self._box.add(self._nonascii_msg.encode('latin-1'))
self.assertEqual(len(self._box), 1)
self.assertEqual(self._box.get_bytes(key),
self._nonascii_msg.encode('latin-1'))
def test_invalid_nonascii_header_as_string(self):
subj = self._nonascii_msg.splitlines()[1]
key = self._box.add(subj.encode('latin-1'))
self.assertEqual(self._box.get_string(key),
'Subject: =?unknown-8bit?b?RmFsaW5hcHThciBo4Xpob3pzeuFsbO104XNz'
'YWwuIE3hciByZW5kZWx06Ww/?=\n\n')
def test_add_nonascii_string_header_raises(self):
with self.assertRaisesRegex(ValueError, "ASCII-only"):
self._box.add(self._nonascii_msg)
self._box.flush()
self.assertEqual(len(self._box), 0)
self.assertMailboxEmpty()
def test_add_that_raises_leaves_mailbox_empty(self):
def raiser(*args, **kw):
raise Exception("a fake error")
support.patch(self, email.generator.BytesGenerator, 'flatten', raiser)
with self.assertRaises(Exception):
self._box.add(email.message_from_string("From: Alphöso"))
self.assertEqual(len(self._box), 0)
self._box.close()
self.assertMailboxEmpty()
_non_latin_bin_msg = textwrap.dedent("""\
From: foo@bar.com
To: báz
Subject: Maintenant je vous présente mon collègue, le pouf célèbre
\tJean de Baddie
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 8bit
Да, они летят.
""").encode('utf-8')
def test_add_8bit_body(self):
key = self._box.add(self._non_latin_bin_msg)
self.assertEqual(self._box.get_bytes(key),
self._non_latin_bin_msg)
with self._box.get_file(key) as f:
self.assertEqual(f.read(),
self._non_latin_bin_msg.replace(b'\n',
os.linesep.encode()))
self.assertEqual(self._box[key].get_payload(),
"Да, они летят.\n")
def test_add_binary_file(self):
with tempfile.TemporaryFile('wb+') as f:
f.write(_bytes_sample_message)
f.seek(0)
key = self._box.add(f)
self.assertEqual(self._box.get_bytes(key).split(b'\n'),
_bytes_sample_message.split(b'\n'))
def test_add_binary_nonascii_file(self):
with tempfile.TemporaryFile('wb+') as f:
f.write(self._non_latin_bin_msg)
f.seek(0)
key = self._box.add(f)
self.assertEqual(self._box.get_bytes(key).split(b'\n'),
self._non_latin_bin_msg.split(b'\n'))
def test_add_text_file_warns(self):
with tempfile.TemporaryFile('w+', encoding='utf-8') as f:
f.write(_sample_message)
f.seek(0)
with self.assertWarns(DeprecationWarning):
key = self._box.add(f)
self.assertEqual(self._box.get_bytes(key).split(b'\n'),
_bytes_sample_message.split(b'\n'))
def test_add_StringIO_warns(self):
with self.assertWarns(DeprecationWarning):
key = self._box.add(io.StringIO(self._template % "0"))
self.assertEqual(self._box.get_string(key), self._template % "0")
def test_add_nonascii_StringIO_raises(self):
with self.assertWarns(DeprecationWarning):
with self.assertRaisesRegex(ValueError, "ASCII-only"):
self._box.add(io.StringIO(self._nonascii_msg))
self.assertEqual(len(self._box), 0)
self._box.close()
self.assertMailboxEmpty()
def test_remove(self):
# Remove messages using remove()
self._test_remove_or_delitem(self._box.remove)
def test_delitem(self):
# Remove messages using __delitem__()
self._test_remove_or_delitem(self._box.__delitem__)
def _test_remove_or_delitem(self, method):
# (Used by test_remove() and test_delitem().)
key0 = self._box.add(self._template % 0)
key1 = self._box.add(self._template % 1)
self.assertEqual(len(self._box), 2)
method(key0)
self.assertEqual(len(self._box), 1)
self.assertRaises(KeyError, lambda: self._box[key0])
self.assertRaises(KeyError, lambda: method(key0))
self.assertEqual(self._box.get_string(key1), self._template % 1)
key2 = self._box.add(self._template % 2)
self.assertEqual(len(self._box), 2)
method(key2)
self.assertEqual(len(self._box), 1)
self.assertRaises(KeyError, lambda: self._box[key2])
self.assertRaises(KeyError, lambda: method(key2))
self.assertEqual(self._box.get_string(key1), self._template % 1)
method(key1)
self.assertEqual(len(self._box), 0)
self.assertRaises(KeyError, lambda: self._box[key1])
self.assertRaises(KeyError, lambda: method(key1))
def test_discard(self, repetitions=10):
# Discard messages
key0 = self._box.add(self._template % 0)
key1 = self._box.add(self._template % 1)
self.assertEqual(len(self._box), 2)
self._box.discard(key0)
self.assertEqual(len(self._box), 1)
self.assertRaises(KeyError, lambda: self._box[key0])
self._box.discard(key0)
self.assertEqual(len(self._box), 1)
self.assertRaises(KeyError, lambda: self._box[key0])
def test_get(self):
# Retrieve messages using get()
key0 = self._box.add(self._template % 0)
msg = self._box.get(key0)
self.assertEqual(msg['from'], 'foo')
self.assertEqual(msg.get_payload(), '0\n')
self.assertIsNone(self._box.get('foo'))
self.assertIs(self._box.get('foo', False), False)
self._box.close()
self._box = self._factory(self._path)
key1 = self._box.add(self._template % 1)
msg = self._box.get(key1)
self.assertEqual(msg['from'], 'foo')
self.assertEqual(msg.get_payload(), '1\n')
def test_getitem(self):
# Retrieve message using __getitem__()
key0 = self._box.add(self._template % 0)
msg = self._box[key0]
self.assertEqual(msg['from'], 'foo')
self.assertEqual(msg.get_payload(), '0\n')
self.assertRaises(KeyError, lambda: self._box['foo'])
self._box.discard(key0)
self.assertRaises(KeyError, lambda: self._box[key0])
def test_get_message(self):
# Get Message representations of messages
key0 = self._box.add(self._template % 0)
key1 = self._box.add(_sample_message)
msg0 = self._box.get_message(key0)
self.assertIsInstance(msg0, mailbox.Message)
self.assertEqual(msg0['from'], 'foo')
self.assertEqual(msg0.get_payload(), '0\n')
self._check_sample(self._box.get_message(key1))
def test_get_bytes(self):
# Get bytes representations of messages
key0 = self._box.add(self._template % 0)
key1 = self._box.add(_sample_message)
self.assertEqual(self._box.get_bytes(key0),
(self._template % 0).encode('ascii'))
self.assertEqual(self._box.get_bytes(key1), _bytes_sample_message)
def test_get_string(self):
# Get string representations of messages
key0 = self._box.add(self._template % 0)
key1 = self._box.add(_sample_message)
self.assertEqual(self._box.get_string(key0), self._template % 0)
self.assertEqual(self._box.get_string(key1).split('\n'),
_sample_message.split('\n'))
def test_get_file(self):
# Get file representations of messages
key0 = self._box.add(self._template % 0)
key1 = self._box.add(_sample_message)
with self._box.get_file(key0) as file:
data0 = file.read()
with self._box.get_file(key1) as file:
data1 = file.read()
self.assertEqual(data0.decode('ascii').replace(os.linesep, '\n'),
self._template % 0)
self.assertEqual(data1.decode('ascii').replace(os.linesep, '\n'),
_sample_message)
def test_get_file_can_be_closed_twice(self):
# Issue 11700
key = self._box.add(_sample_message)
f = self._box.get_file(key)
f.close()
f.close()
def test_iterkeys(self):
# Get keys using iterkeys()
self._check_iteration(self._box.iterkeys, do_keys=True, do_values=False)
def test_keys(self):
# Get keys using keys()
self._check_iteration(self._box.keys, do_keys=True, do_values=False)
def test_itervalues(self):
# Get values using itervalues()
self._check_iteration(self._box.itervalues, do_keys=False,
do_values=True)
def test_iter(self):
# Get values using __iter__()
self._check_iteration(self._box.__iter__, do_keys=False,
do_values=True)
def test_values(self):
# Get values using values()
self._check_iteration(self._box.values, do_keys=False, do_values=True)
def test_iteritems(self):
# Get keys and values using iteritems()
self._check_iteration(self._box.iteritems, do_keys=True,
do_values=True)
def test_items(self):
# Get keys and values using items()
self._check_iteration(self._box.items, do_keys=True, do_values=True)
def _check_iteration(self, method, do_keys, do_values, repetitions=10):
for value in method():
self.fail("Not empty")
keys, values = [], []
for i in range(repetitions):
keys.append(self._box.add(self._template % i))
values.append(self._template % i)
if do_keys and not do_values:
returned_keys = list(method())
elif do_values and not do_keys:
returned_values = list(method())
else:
returned_keys, returned_values = [], []
for key, value in method():
returned_keys.append(key)
returned_values.append(value)
if do_keys:
self.assertEqual(len(keys), len(returned_keys))
self.assertEqual(set(keys), set(returned_keys))
if do_values:
count = 0
for value in returned_values:
self.assertEqual(value['from'], 'foo')
self.assertLess(int(value.get_payload()), repetitions)
count += 1
self.assertEqual(len(values), count)
def test_contains(self):
# Check existence of keys using __contains__()
self.assertNotIn('foo', self._box)
key0 = self._box.add(self._template % 0)
self.assertIn(key0, self._box)
self.assertNotIn('foo', self._box)
key1 = self._box.add(self._template % 1)
self.assertIn(key1, self._box)
self.assertIn(key0, self._box)
self.assertNotIn('foo', self._box)
self._box.remove(key0)
self.assertNotIn(key0, self._box)
self.assertIn(key1, self._box)
self.assertNotIn('foo', self._box)
self._box.remove(key1)
self.assertNotIn(key1, self._box)
self.assertNotIn(key0, self._box)
self.assertNotIn('foo', self._box)
def test_len(self, repetitions=10):
# Get message count
keys = []
for i in range(repetitions):
self.assertEqual(len(self._box), i)
keys.append(self._box.add(self._template % i))
self.assertEqual(len(self._box), i + 1)
for i in range(repetitions):
self.assertEqual(len(self._box), repetitions - i)
self._box.remove(keys[i])
self.assertEqual(len(self._box), repetitions - i - 1)
def test_set_item(self):
# Modify messages using __setitem__()
key0 = self._box.add(self._template % 'original 0')
self.assertEqual(self._box.get_string(key0),
self._template % 'original 0')
key1 = self._box.add(self._template % 'original 1')
self.assertEqual(self._box.get_string(key1),
self._template % 'original 1')
self._box[key0] = self._template % 'changed 0'
self.assertEqual(self._box.get_string(key0),
self._template % 'changed 0')
self._box[key1] = self._template % 'changed 1'
self.assertEqual(self._box.get_string(key1),
self._template % 'changed 1')
self._box[key0] = _sample_message
self._check_sample(self._box[key0])
self._box[key1] = self._box[key0]
self._check_sample(self._box[key1])
self._box[key0] = self._template % 'original 0'
self.assertEqual(self._box.get_string(key0),
self._template % 'original 0')
self._check_sample(self._box[key1])
self.assertRaises(KeyError,
lambda: self._box.__setitem__('foo', 'bar'))
self.assertRaises(KeyError, lambda: self._box['foo'])
self.assertEqual(len(self._box), 2)
def test_clear(self, iterations=10):
# Remove all messages using clear()
keys = []
for i in range(iterations):
self._box.add(self._template % i)
for i, key in enumerate(keys):
self.assertEqual(self._box.get_string(key), self._template % i)
self._box.clear()
self.assertEqual(len(self._box), 0)
for i, key in enumerate(keys):
self.assertRaises(KeyError, lambda: self._box.get_string(key))
def test_pop(self):
# Get and remove a message using pop()
key0 = self._box.add(self._template % 0)
self.assertIn(key0, self._box)
key1 = self._box.add(self._template % 1)
self.assertIn(key1, self._box)
self.assertEqual(self._box.pop(key0).get_payload(), '0\n')
self.assertNotIn(key0, self._box)
self.assertIn(key1, self._box)
key2 = self._box.add(self._template % 2)
self.assertIn(key2, self._box)
self.assertEqual(self._box.pop(key2).get_payload(), '2\n')
self.assertNotIn(key2, self._box)
self.assertIn(key1, self._box)
self.assertEqual(self._box.pop(key1).get_payload(), '1\n')
self.assertNotIn(key1, self._box)
self.assertEqual(len(self._box), 0)
def test_popitem(self, iterations=10):
# Get and remove an arbitrary (key, message) using popitem()
keys = []
for i in range(10):
keys.append(self._box.add(self._template % i))
seen = []
for i in range(10):
key, msg = self._box.popitem()
self.assertIn(key, keys)
self.assertNotIn(key, seen)
seen.append(key)
self.assertEqual(int(msg.get_payload()), keys.index(key))
self.assertEqual(len(self._box), 0)
for key in keys:
self.assertRaises(KeyError, lambda: self._box[key])
def test_update(self):
# Modify multiple messages using update()
key0 = self._box.add(self._template % 'original 0')
key1 = self._box.add(self._template % 'original 1')
key2 = self._box.add(self._template % 'original 2')
self._box.update({key0: self._template % 'changed 0',
key2: _sample_message})
self.assertEqual(len(self._box), 3)
self.assertEqual(self._box.get_string(key0),
self._template % 'changed 0')
self.assertEqual(self._box.get_string(key1),
self._template % 'original 1')
self._check_sample(self._box[key2])
self._box.update([(key2, self._template % 'changed 2'),
(key1, self._template % 'changed 1'),
(key0, self._template % 'original 0')])
self.assertEqual(len(self._box), 3)
self.assertEqual(self._box.get_string(key0),
self._template % 'original 0')
self.assertEqual(self._box.get_string(key1),
self._template % 'changed 1')
self.assertEqual(self._box.get_string(key2),
self._template % 'changed 2')
self.assertRaises(KeyError,
lambda: self._box.update({'foo': 'bar',
key0: self._template % "changed 0"}))
self.assertEqual(len(self._box), 3)
self.assertEqual(self._box.get_string(key0),
self._template % "changed 0")
self.assertEqual(self._box.get_string(key1),
self._template % "changed 1")
self.assertEqual(self._box.get_string(key2),
self._template % "changed 2")
def test_flush(self):
# Write changes to disk
self._test_flush_or_close(self._box.flush, True)
def test_popitem_and_flush_twice(self):
# See #15036.
self._box.add(self._template % 0)
self._box.add(self._template % 1)
self._box.flush()
self._box.popitem()
self._box.flush()
self._box.popitem()
self._box.flush()
def test_lock_unlock(self):
# Lock and unlock the mailbox
self.assertFalse(os.path.exists(self._get_lock_path()))
self._box.lock()
self.assertTrue(os.path.exists(self._get_lock_path()))
self._box.unlock()
self.assertFalse(os.path.exists(self._get_lock_path()))
def test_close(self):
# Close mailbox and flush changes to disk
self._test_flush_or_close(self._box.close, False)
def _test_flush_or_close(self, method, should_call_close):
contents = [self._template % i for i in range(3)]
self._box.add(contents[0])
self._box.add(contents[1])
self._box.add(contents[2])
oldbox = self._box
method()
if should_call_close:
self._box.close()
self._box = self._factory(self._path)
keys = self._box.keys()
self.assertEqual(len(keys), 3)
for key in keys:
self.assertIn(self._box.get_string(key), contents)
oldbox.close()
def test_dump_message(self):
# Write message representations to disk
for input in (email.message_from_string(_sample_message),
_sample_message, io.BytesIO(_bytes_sample_message)):
output = io.BytesIO()
self._box._dump_message(input, output)
self.assertEqual(output.getvalue(),
_bytes_sample_message.replace(b'\n', os.linesep.encode()))
output = io.BytesIO()
self.assertRaises(TypeError,
lambda: self._box._dump_message(None, output))
def _get_lock_path(self):
# Return the path of the dot lock file. May be overridden.
return self._path + '.lock'
class TestMailboxSuperclass(TestBase, unittest.TestCase):
def test_notimplemented(self):
# Test that all Mailbox methods raise NotImplementedException.
box = mailbox.Mailbox('path')
self.assertRaises(NotImplementedError, lambda: box.add(''))
self.assertRaises(NotImplementedError, lambda: box.remove(''))
self.assertRaises(NotImplementedError, lambda: box.__delitem__(''))
self.assertRaises(NotImplementedError, lambda: box.discard(''))
self.assertRaises(NotImplementedError, lambda: box.__setitem__('', ''))
self.assertRaises(NotImplementedError, lambda: box.iterkeys())
self.assertRaises(NotImplementedError, lambda: box.keys())
self.assertRaises(NotImplementedError, lambda: box.itervalues().__next__())
self.assertRaises(NotImplementedError, lambda: box.__iter__().__next__())
self.assertRaises(NotImplementedError, lambda: box.values())
self.assertRaises(NotImplementedError, lambda: box.iteritems().__next__())
self.assertRaises(NotImplementedError, lambda: box.items())
self.assertRaises(NotImplementedError, lambda: box.get(''))
self.assertRaises(NotImplementedError, lambda: box.__getitem__(''))
self.assertRaises(NotImplementedError, lambda: box.get_message(''))
self.assertRaises(NotImplementedError, lambda: box.get_string(''))
self.assertRaises(NotImplementedError, lambda: box.get_bytes(''))
self.assertRaises(NotImplementedError, lambda: box.get_file(''))
self.assertRaises(NotImplementedError, lambda: '' in box)
self.assertRaises(NotImplementedError, lambda: box.__contains__(''))
self.assertRaises(NotImplementedError, lambda: box.__len__())
self.assertRaises(NotImplementedError, lambda: box.clear())
self.assertRaises(NotImplementedError, lambda: box.pop(''))
self.assertRaises(NotImplementedError, lambda: box.popitem())
self.assertRaises(NotImplementedError, lambda: box.update((('', ''),)))
self.assertRaises(NotImplementedError, lambda: box.flush())
self.assertRaises(NotImplementedError, lambda: box.lock())
self.assertRaises(NotImplementedError, lambda: box.unlock())
self.assertRaises(NotImplementedError, lambda: box.close())
class TestMaildir(TestMailbox, unittest.TestCase):
_factory = lambda self, path, factory=None: mailbox.Maildir(path, factory)
def setUp(self):
TestMailbox.setUp(self)
if (os.name == 'nt') or (sys.platform == 'cygwin'):
self._box.colon = '!'
def assertMailboxEmpty(self):
self.assertEqual(os.listdir(os.path.join(self._path, 'tmp')), [])
def test_add_MM(self):
# Add a MaildirMessage instance
msg = mailbox.MaildirMessage(self._template % 0)
msg.set_subdir('cur')
msg.set_info('foo')
key = self._box.add(msg)
self.assertTrue(os.path.exists(os.path.join(self._path, 'cur', '%s%sfoo' %
(key, self._box.colon))))
def test_get_MM(self):
# Get a MaildirMessage instance
msg = mailbox.MaildirMessage(self._template % 0)
msg.set_subdir('cur')
msg.set_flags('RF')
key = self._box.add(msg)
msg_returned = self._box.get_message(key)
self.assertIsInstance(msg_returned, mailbox.MaildirMessage)
self.assertEqual(msg_returned.get_subdir(), 'cur')
self.assertEqual(msg_returned.get_flags(), 'FR')
def test_set_MM(self):
# Set with a MaildirMessage instance
msg0 = mailbox.MaildirMessage(self._template % 0)
msg0.set_flags('TP')
key = self._box.add(msg0)
msg_returned = self._box.get_message(key)
self.assertEqual(msg_returned.get_subdir(), 'new')
self.assertEqual(msg_returned.get_flags(), 'PT')
msg1 = mailbox.MaildirMessage(self._template % 1)
self._box[key] = msg1
msg_returned = self._box.get_message(key)
self.assertEqual(msg_returned.get_subdir(), 'new')
self.assertEqual(msg_returned.get_flags(), '')
self.assertEqual(msg_returned.get_payload(), '1\n')
msg2 = mailbox.MaildirMessage(self._template % 2)
msg2.set_info('2,S')
self._box[key] = msg2
self._box[key] = self._template % 3
msg_returned = self._box.get_message(key)
self.assertEqual(msg_returned.get_subdir(), 'new')
self.assertEqual(msg_returned.get_flags(), 'S')
self.assertEqual(msg_returned.get_payload(), '3\n')
def test_consistent_factory(self):
# Add a message.
msg = mailbox.MaildirMessage(self._template % 0)
msg.set_subdir('cur')
msg.set_flags('RF')
key = self._box.add(msg)
# Create new mailbox with
class FakeMessage(mailbox.MaildirMessage):
pass
box = mailbox.Maildir(self._path, factory=FakeMessage)
box.colon = self._box.colon
msg2 = box.get_message(key)
self.assertIsInstance(msg2, FakeMessage)
def test_initialize_new(self):
# Initialize a non-existent mailbox
self.tearDown()
self._box = mailbox.Maildir(self._path)
self._check_basics()
self._delete_recursively(self._path)
self._box = self._factory(self._path, factory=None)
self._check_basics()
def test_initialize_existing(self):
# Initialize an existing mailbox
self.tearDown()
for subdir in '', 'tmp', 'new', 'cur':
os.mkdir(os.path.normpath(os.path.join(self._path, subdir)))
self._box = mailbox.Maildir(self._path)
self._check_basics()
def _check_basics(self, factory=None):
# (Used by test_open_new() and test_open_existing().)
self.assertEqual(self._box._path, os.path.abspath(self._path))
self.assertEqual(self._box._factory, factory)
for subdir in '', 'tmp', 'new', 'cur':
path = os.path.join(self._path, subdir)
mode = os.stat(path)[stat.ST_MODE]
self.assertTrue(stat.S_ISDIR(mode), "Not a directory: '%s'" % path)
def test_list_folders(self):
# List folders
self._box.add_folder('one')
self._box.add_folder('two')
self._box.add_folder('three')
self.assertEqual(len(self._box.list_folders()), 3)
self.assertEqual(set(self._box.list_folders()),
set(('one', 'two', 'three')))
def test_get_folder(self):
# Open folders
self._box.add_folder('foo.bar')
folder0 = self._box.get_folder('foo.bar')
folder0.add(self._template % 'bar')
self.assertTrue(os.path.isdir(os.path.join(self._path, '.foo.bar')))
folder1 = self._box.get_folder('foo.bar')
self.assertEqual(folder1.get_string(folder1.keys()[0]),
self._template % 'bar')
def test_add_and_remove_folders(self):
# Delete folders
self._box.add_folder('one')
self._box.add_folder('two')
self.assertEqual(len(self._box.list_folders()), 2)
self.assertEqual(set(self._box.list_folders()), set(('one', 'two')))
self._box.remove_folder('one')
self.assertEqual(len(self._box.list_folders()), 1)
self.assertEqual(set(self._box.list_folders()), set(('two',)))
self._box.add_folder('three')
self.assertEqual(len(self._box.list_folders()), 2)
self.assertEqual(set(self._box.list_folders()), set(('two', 'three')))
self._box.remove_folder('three')
self.assertEqual(len(self._box.list_folders()), 1)
self.assertEqual(set(self._box.list_folders()), set(('two',)))
self._box.remove_folder('two')
self.assertEqual(len(self._box.list_folders()), 0)
self.assertEqual(self._box.list_folders(), [])
def test_clean(self):
# Remove old files from 'tmp'
foo_path = os.path.join(self._path, 'tmp', 'foo')
bar_path = os.path.join(self._path, 'tmp', 'bar')
with open(foo_path, 'w', encoding='utf-8') as f:
f.write("@")
with open(bar_path, 'w', encoding='utf-8') as f:
f.write("@")
self._box.clean()
self.assertTrue(os.path.exists(foo_path))
self.assertTrue(os.path.exists(bar_path))
foo_stat = os.stat(foo_path)
os.utime(foo_path, (time.time() - 129600 - 2,
foo_stat.st_mtime))
self._box.clean()
self.assertFalse(os.path.exists(foo_path))
self.assertTrue(os.path.exists(bar_path))
def test_create_tmp(self, repetitions=10):
# Create files in tmp directory
hostname = socket.gethostname()
if '/' in hostname:
hostname = hostname.replace('/', r'\057')
if ':' in hostname:
hostname = hostname.replace(':', r'\072')
pid = os.getpid()
pattern = re.compile(r"(?P<time>\d+)\.M(?P<M>\d{1,6})P(?P<P>\d+)"
r"Q(?P<Q>\d+)\.(?P<host>[^:/]*)")
previous_groups = None
for x in range(repetitions):
tmp_file = self._box._create_tmp()
head, tail = os.path.split(tmp_file.name)
self.assertEqual(head, os.path.abspath(os.path.join(self._path,
"tmp")),
"File in wrong location: '%s'" % head)
match = pattern.match(tail)
self.assertIsNotNone(match, "Invalid file name: '%s'" % tail)
groups = match.groups()
if previous_groups is not None:
self.assertGreaterEqual(int(groups[0]), int(previous_groups[0]),
"Non-monotonic seconds: '%s' before '%s'" %
(previous_groups[0], groups[0]))
if int(groups[0]) == int(previous_groups[0]):
self.assertGreaterEqual(int(groups[1]), int(previous_groups[1]),
"Non-monotonic milliseconds: '%s' before '%s'" %
(previous_groups[1], groups[1]))
self.assertEqual(int(groups[2]), pid,
"Process ID mismatch: '%s' should be '%s'" %
(groups[2], pid))
self.assertEqual(int(groups[3]), int(previous_groups[3]) + 1,
"Non-sequential counter: '%s' before '%s'" %
(previous_groups[3], groups[3]))
self.assertEqual(groups[4], hostname,
"Host name mismatch: '%s' should be '%s'" %
(groups[4], hostname))
previous_groups = groups
tmp_file.write(_bytes_sample_message)
tmp_file.seek(0)
self.assertEqual(tmp_file.read(), _bytes_sample_message)
tmp_file.close()
file_count = len(os.listdir(os.path.join(self._path, "tmp")))
self.assertEqual(file_count, repetitions,
"Wrong file count: '%s' should be '%s'" %
(file_count, repetitions))
def test_refresh(self):
# Update the table of contents
self.assertEqual(self._box._toc, {})
key0 = self._box.add(self._template % 0)
key1 = self._box.add(self._template % 1)
self.assertEqual(self._box._toc, {})
self._box._refresh()
self.assertEqual(self._box._toc, {key0: os.path.join('new', key0),
key1: os.path.join('new', key1)})
key2 = self._box.add(self._template % 2)
self.assertEqual(self._box._toc, {key0: os.path.join('new', key0),
key1: os.path.join('new', key1)})
self._box._refresh()
self.assertEqual(self._box._toc, {key0: os.path.join('new', key0),
key1: os.path.join('new', key1),
key2: os.path.join('new', key2)})
def test_refresh_after_safety_period(self):
# Issue #13254: Call _refresh after the "file system safety
# period" of 2 seconds has passed; _toc should still be
# updated because this is the first call to _refresh.
key0 = self._box.add(self._template % 0)
key1 = self._box.add(self._template % 1)
self._box = self._factory(self._path)
self.assertEqual(self._box._toc, {})
# Emulate sleeping. Instead of sleeping for 2 seconds, use the
# skew factor to make _refresh think that the filesystem
# safety period has passed and re-reading the _toc is only
# required if mtimes differ.
self._box._skewfactor = -3
self._box._refresh()
self.assertEqual(sorted(self._box._toc.keys()), sorted([key0, key1]))
def test_lookup(self):
# Look up message subpaths in the TOC
self.assertRaises(KeyError, lambda: self._box._lookup('foo'))
key0 = self._box.add(self._template % 0)
self.assertEqual(self._box._lookup(key0), os.path.join('new', key0))
os.remove(os.path.join(self._path, 'new', key0))
self.assertEqual(self._box._toc, {key0: os.path.join('new', key0)})
# Be sure that the TOC is read back from disk (see issue #6896
# about bad mtime behaviour on some systems).
self._box.flush()
self.assertRaises(KeyError, lambda: self._box._lookup(key0))
self.assertEqual(self._box._toc, {})
def test_lock_unlock(self):
# Lock and unlock the mailbox. For Maildir, this does nothing.
self._box.lock()
self._box.unlock()
def test_folder (self):
# Test for bug #1569790: verify that folders returned by .get_folder()
# use the same factory function.
def dummy_factory (s):
return None
box = self._factory(self._path, factory=dummy_factory)
folder = box.add_folder('folder1')
self.assertIs(folder._factory, dummy_factory)
folder1_alias = box.get_folder('folder1')
self.assertIs(folder1_alias._factory, dummy_factory)
def test_directory_in_folder (self):
# Test that mailboxes still work if there's a stray extra directory
# in a folder.
for i in range(10):
self._box.add(mailbox.Message(_sample_message))
# Create a stray directory
os.mkdir(os.path.join(self._path, 'cur', 'stray-dir'))
# Check that looping still works with the directory present.
for msg in self._box:
pass
@unittest.skipUnless(hasattr(os, 'umask'), 'test needs os.umask()')
def test_file_permissions(self):
# Verify that message files are created without execute permissions
msg = mailbox.MaildirMessage(self._template % 0)
orig_umask = os.umask(0)
try:
key = self._box.add(msg)
finally:
os.umask(orig_umask)
path = os.path.join(self._path, self._box._lookup(key))
mode = os.stat(path).st_mode
self.assertFalse(mode & 0o111)
@unittest.skipUnless(hasattr(os, 'umask'), 'test needs os.umask()')
def test_folder_file_perms(self):
# From bug #3228, we want to verify that the file created inside a Maildir
# subfolder isn't marked as executable.
orig_umask = os.umask(0)
try:
subfolder = self._box.add_folder('subfolder')
finally:
os.umask(orig_umask)
path = os.path.join(subfolder._path, 'maildirfolder')
st = os.stat(path)
perms = st.st_mode
self.assertFalse((perms & 0o111)) # Execute bits should all be off.
def test_reread(self):
# Do an initial unconditional refresh
self._box._refresh()
# Put the last modified times more than two seconds into the past
# (because mtime may have a two second granularity)
for subdir in ('cur', 'new'):
os.utime(os.path.join(self._box._path, subdir),
(time.time()-5,)*2)
# Because mtime has a two second granularity in worst case (FAT), a
# refresh is done unconditionally if called for within
# two-second-plus-a-bit of the last one, just in case the mbox has
# changed; so now we have to wait for that interval to expire.
#
# Because this is a test, emulate sleeping. Instead of
# sleeping for 2 seconds, use the skew factor to make _refresh
# think that 2 seconds have passed and re-reading the _toc is
# only required if mtimes differ.
self._box._skewfactor = -3
# Re-reading causes the ._toc attribute to be assigned a new dictionary
# object, so we'll check that the ._toc attribute isn't a different
# object.
orig_toc = self._box._toc
def refreshed():
return self._box._toc is not orig_toc
self._box._refresh()
self.assertFalse(refreshed())
# Now, write something into cur and remove it. This changes
# the mtime and should cause a re-read. Note that "sleep
# emulation" is still in effect, as skewfactor is -3.
filename = os.path.join(self._path, 'cur', 'stray-file')
os_helper.create_empty_file(filename)
os.unlink(filename)
self._box._refresh()
self.assertTrue(refreshed())
class _TestSingleFile(TestMailbox):
'''Common tests for single-file mailboxes'''
def test_add_doesnt_rewrite(self):
# When only adding messages, flush() should not rewrite the
# mailbox file. See issue #9559.
# Inode number changes if the contents are written to another
# file which is then renamed over the original file. So we
# must check that the inode number doesn't change.
inode_before = os.stat(self._path).st_ino
self._box.add(self._template % 0)
self._box.flush()
inode_after = os.stat(self._path).st_ino
self.assertEqual(inode_before, inode_after)
# Make sure the message was really added
self._box.close()
self._box = self._factory(self._path)
self.assertEqual(len(self._box), 1)
def test_permissions_after_flush(self):
# See issue #5346
# Make the mailbox world writable. It's unlikely that the new
# mailbox file would have these permissions after flush(),
# because umask usually prevents it.
mode = os.stat(self._path).st_mode | 0o666
os.chmod(self._path, mode)
self._box.add(self._template % 0)
i = self._box.add(self._template % 1)
# Need to remove one message to make flush() create a new file
self._box.remove(i)
self._box.flush()
self.assertEqual(os.stat(self._path).st_mode, mode)
class _TestMboxMMDF(_TestSingleFile):
def tearDown(self):
super().tearDown()
self._box.close()
self._delete_recursively(self._path)
for lock_remnant in glob.glob(glob.escape(self._path) + '.*'):
os_helper.unlink(lock_remnant)
def assertMailboxEmpty(self):
with open(self._path, 'rb') as f:
self.assertEqual(f.readlines(), [])
def test_get_bytes_from(self):
# Get bytes representations of messages with _unixfrom.
unixfrom = 'From foo@bar blah\n'
key0 = self._box.add(unixfrom + self._template % 0)
key1 = self._box.add(unixfrom + _sample_message)
self.assertEqual(self._box.get_bytes(key0, from_=False),
(self._template % 0).encode('ascii'))
self.assertEqual(self._box.get_bytes(key1, from_=False),
_bytes_sample_message)
self.assertEqual(self._box.get_bytes(key0, from_=True),
(unixfrom + self._template % 0).encode('ascii'))
self.assertEqual(self._box.get_bytes(key1, from_=True),
unixfrom.encode('ascii') + _bytes_sample_message)
def test_get_string_from(self):
# Get string representations of messages with _unixfrom.
unixfrom = 'From foo@bar blah\n'
key0 = self._box.add(unixfrom + self._template % 0)
key1 = self._box.add(unixfrom + _sample_message)
self.assertEqual(self._box.get_string(key0, from_=False),
self._template % 0)
self.assertEqual(self._box.get_string(key1, from_=False).split('\n'),
_sample_message.split('\n'))
self.assertEqual(self._box.get_string(key0, from_=True),
unixfrom + self._template % 0)
self.assertEqual(self._box.get_string(key1, from_=True).split('\n'),
(unixfrom + _sample_message).split('\n'))
def test_add_from_string(self):
# Add a string starting with 'From ' to the mailbox
key = self._box.add('From foo@bar blah\nFrom: foo\n\n0\n')
self.assertEqual(self._box[key].get_from(), 'foo@bar blah')
self.assertEqual(self._box[key].get_payload(), '0\n')
def test_add_from_bytes(self):
# Add a byte string starting with 'From ' to the mailbox
key = self._box.add(b'From foo@bar blah\nFrom: foo\n\n0\n')
self.assertEqual(self._box[key].get_from(), 'foo@bar blah')
self.assertEqual(self._box[key].get_payload(), '0\n')
def test_add_mbox_or_mmdf_message(self):
# Add an mboxMessage or MMDFMessage
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg = class_('From foo@bar blah\nFrom: foo\n\n0\n')
key = self._box.add(msg)
def test_open_close_open(self):
# Open and inspect previously-created mailbox
values = [self._template % i for i in range(3)]
for value in values:
self._box.add(value)
self._box.close()
mtime = os.path.getmtime(self._path)
self._box = self._factory(self._path)
self.assertEqual(len(self._box), 3)
for key in self._box.iterkeys():
self.assertIn(self._box.get_string(key), values)
self._box.close()
self.assertEqual(mtime, os.path.getmtime(self._path))
def test_add_and_close(self):
# Verifying that closing a mailbox doesn't change added items
self._box.add(_sample_message)
for i in range(3):
self._box.add(self._template % i)
self._box.add(_sample_message)
self._box._file.flush()
self._box._file.seek(0)
contents = self._box._file.read()
self._box.close()
with open(self._path, 'rb') as f:
self.assertEqual(contents, f.read())
self._box = self._factory(self._path)
@support.requires_fork()
@unittest.skipUnless(hasattr(socket, 'socketpair'), "Test needs socketpair().")
def test_lock_conflict(self):
# Fork off a child process that will lock the mailbox temporarily,
# unlock it and exit.
c, p = socket.socketpair()
self.addCleanup(c.close)
self.addCleanup(p.close)
pid = os.fork()
if pid == 0:
# child
try:
# lock the mailbox, and signal the parent it can proceed
self._box.lock()
c.send(b'c')
# wait until the parent is done, and unlock the mailbox
c.recv(1)
self._box.unlock()
finally:
os._exit(0)
# In the parent, wait until the child signals it locked the mailbox.
p.recv(1)
try:
self.assertRaises(mailbox.ExternalClashError,
self._box.lock)
finally:
# Signal the child it can now release the lock and exit.
p.send(b'p')
# Wait for child to exit. Locking should now succeed.
support.wait_process(pid, exitcode=0)
self._box.lock()
self._box.unlock()
def test_relock(self):
# Test case for bug #1575506: the mailbox class was locking the
# wrong file object in its flush() method.
msg = "Subject: sub\n\nbody\n"
key1 = self._box.add(msg)
self._box.flush()
self._box.close()
self._box = self._factory(self._path)
self._box.lock()
key2 = self._box.add(msg)
self._box.flush()
self.assertTrue(self._box._locked)
self._box.close()
class TestMbox(_TestMboxMMDF, unittest.TestCase):
_factory = lambda self, path, factory=None: mailbox.mbox(path, factory)
@unittest.skipUnless(hasattr(os, 'umask'), 'test needs os.umask()')
def test_file_perms(self):
# From bug #3228, we want to verify that the mailbox file isn't executable,
# even if the umask is set to something that would leave executable bits set.
# We only run this test on platforms that support umask.
try:
old_umask = os.umask(0o077)
self._box.close()
os.unlink(self._path)
self._box = mailbox.mbox(self._path, create=True)
self._box.add('')
self._box.close()
finally:
os.umask(old_umask)
st = os.stat(self._path)
perms = st.st_mode
self.assertFalse((perms & 0o111)) # Execute bits should all be off.
def test_terminating_newline(self):
message = email.message.Message()
message['From'] = 'john@example.com'
message.set_payload('No newline at the end')
i = self._box.add(message)
# A newline should have been appended to the payload
message = self._box.get(i)
self.assertEqual(message.get_payload(), 'No newline at the end\n')
def test_message_separator(self):
# Check there's always a single blank line after each message
self._box.add('From: foo\n\n0') # No newline at the end
with open(self._path, encoding='utf-8') as f:
data = f.read()
self.assertEqual(data[-3:], '0\n\n')
self._box.add('From: foo\n\n0\n') # Newline at the end
with open(self._path, encoding='utf-8') as f:
data = f.read()
self.assertEqual(data[-3:], '0\n\n')
class TestMMDF(_TestMboxMMDF, unittest.TestCase):
_factory = lambda self, path, factory=None: mailbox.MMDF(path, factory)
class TestMH(TestMailbox, unittest.TestCase):
_factory = lambda self, path, factory=None: mailbox.MH(path, factory)
def assertMailboxEmpty(self):
self.assertEqual(os.listdir(self._path), ['.mh_sequences'])
def test_list_folders(self):
# List folders
self._box.add_folder('one')
self._box.add_folder('two')
self._box.add_folder('three')
self.assertEqual(len(self._box.list_folders()), 3)
self.assertEqual(set(self._box.list_folders()),
set(('one', 'two', 'three')))
def test_get_folder(self):
# Open folders
def dummy_factory (s):
return None
self._box = self._factory(self._path, dummy_factory)
new_folder = self._box.add_folder('foo.bar')
folder0 = self._box.get_folder('foo.bar')
folder0.add(self._template % 'bar')
self.assertTrue(os.path.isdir(os.path.join(self._path, 'foo.bar')))
folder1 = self._box.get_folder('foo.bar')
self.assertEqual(folder1.get_string(folder1.keys()[0]),
self._template % 'bar')
# Test for bug #1569790: verify that folders returned by .get_folder()
# use the same factory function.
self.assertIs(new_folder._factory, self._box._factory)
self.assertIs(folder0._factory, self._box._factory)
def test_add_and_remove_folders(self):
# Delete folders
self._box.add_folder('one')
self._box.add_folder('two')
self.assertEqual(len(self._box.list_folders()), 2)
self.assertEqual(set(self._box.list_folders()), set(('one', 'two')))
self._box.remove_folder('one')
self.assertEqual(len(self._box.list_folders()), 1)
self.assertEqual(set(self._box.list_folders()), set(('two',)))
self._box.add_folder('three')
self.assertEqual(len(self._box.list_folders()), 2)
self.assertEqual(set(self._box.list_folders()), set(('two', 'three')))
self._box.remove_folder('three')
self.assertEqual(len(self._box.list_folders()), 1)
self.assertEqual(set(self._box.list_folders()), set(('two',)))
self._box.remove_folder('two')
self.assertEqual(len(self._box.list_folders()), 0)
self.assertEqual(self._box.list_folders(), [])
def test_sequences(self):
# Get and set sequences
self.assertEqual(self._box.get_sequences(), {})
msg0 = mailbox.MHMessage(self._template % 0)
msg0.add_sequence('foo')
key0 = self._box.add(msg0)
self.assertEqual(self._box.get_sequences(), {'foo':[key0]})
msg1 = mailbox.MHMessage(self._template % 1)
msg1.set_sequences(['bar', 'replied', 'foo'])
key1 = self._box.add(msg1)
self.assertEqual(self._box.get_sequences(),
{'foo':[key0, key1], 'bar':[key1], 'replied':[key1]})
msg0.set_sequences(['flagged'])
self._box[key0] = msg0
self.assertEqual(self._box.get_sequences(),
{'foo':[key1], 'bar':[key1], 'replied':[key1],
'flagged':[key0]})
self._box.remove(key1)
self.assertEqual(self._box.get_sequences(), {'flagged':[key0]})
def test_issue2625(self):
msg0 = mailbox.MHMessage(self._template % 0)
msg0.add_sequence('foo')
key0 = self._box.add(msg0)
refmsg0 = self._box.get_message(key0)
def test_issue7627(self):
msg0 = mailbox.MHMessage(self._template % 0)
key0 = self._box.add(msg0)
self._box.lock()
self._box.remove(key0)
self._box.unlock()
def test_pack(self):
# Pack the contents of the mailbox
msg0 = mailbox.MHMessage(self._template % 0)
msg1 = mailbox.MHMessage(self._template % 1)
msg2 = mailbox.MHMessage(self._template % 2)
msg3 = mailbox.MHMessage(self._template % 3)
msg0.set_sequences(['foo', 'unseen'])
msg1.set_sequences(['foo'])
msg2.set_sequences(['foo', 'flagged'])
msg3.set_sequences(['foo', 'bar', 'replied'])
key0 = self._box.add(msg0)
key1 = self._box.add(msg1)
key2 = self._box.add(msg2)
key3 = self._box.add(msg3)
self.assertEqual(self._box.get_sequences(),
{'foo':[key0,key1,key2,key3], 'unseen':[key0],
'flagged':[key2], 'bar':[key3], 'replied':[key3]})
self._box.remove(key2)
self.assertEqual(self._box.get_sequences(),
{'foo':[key0,key1,key3], 'unseen':[key0], 'bar':[key3],
'replied':[key3]})
self._box.pack()
self.assertEqual(self._box.keys(), [1, 2, 3])
key0 = key0
key1 = key0 + 1
key2 = key1 + 1
self.assertEqual(self._box.get_sequences(),
{'foo':[1, 2, 3], 'unseen':[1], 'bar':[3], 'replied':[3]})
# Test case for packing while holding the mailbox locked.
key0 = self._box.add(msg1)
key1 = self._box.add(msg1)
key2 = self._box.add(msg1)
key3 = self._box.add(msg1)
self._box.remove(key0)
self._box.remove(key2)
self._box.lock()
self._box.pack()
self._box.unlock()
self.assertEqual(self._box.get_sequences(),
{'foo':[1, 2, 3, 4, 5],
'unseen':[1], 'bar':[3], 'replied':[3]})
def _get_lock_path(self):
return os.path.join(self._path, '.mh_sequences.lock')
class TestBabyl(_TestSingleFile, unittest.TestCase):
_factory = lambda self, path, factory=None: mailbox.Babyl(path, factory)
def assertMailboxEmpty(self):
with open(self._path, 'rb') as f:
self.assertEqual(f.readlines(), [])
def tearDown(self):
super().tearDown()
self._box.close()
self._delete_recursively(self._path)
for lock_remnant in glob.glob(glob.escape(self._path) + '.*'):
os_helper.unlink(lock_remnant)
def test_labels(self):
# Get labels from the mailbox
self.assertEqual(self._box.get_labels(), [])
msg0 = mailbox.BabylMessage(self._template % 0)
msg0.add_label('foo')
key0 = self._box.add(msg0)
self.assertEqual(self._box.get_labels(), ['foo'])
msg1 = mailbox.BabylMessage(self._template % 1)
msg1.set_labels(['bar', 'answered', 'foo'])
key1 = self._box.add(msg1)
self.assertEqual(set(self._box.get_labels()), set(['foo', 'bar']))
msg0.set_labels(['blah', 'filed'])
self._box[key0] = msg0
self.assertEqual(set(self._box.get_labels()),
set(['foo', 'bar', 'blah']))
self._box.remove(key1)
self.assertEqual(set(self._box.get_labels()), set(['blah']))
class FakeFileLikeObject:
def __init__(self):
self.closed = False
def close(self):
self.closed = True
class FakeMailBox(mailbox.Mailbox):
def __init__(self):
mailbox.Mailbox.__init__(self, '', lambda file: None)
self.files = [FakeFileLikeObject() for i in range(10)]
def get_file(self, key):
return self.files[key]
class TestFakeMailBox(unittest.TestCase):
def test_closing_fd(self):
box = FakeMailBox()
for i in range(10):
self.assertFalse(box.files[i].closed)
for i in range(10):
box[i]
for i in range(10):
self.assertTrue(box.files[i].closed)
class TestMessage(TestBase, unittest.TestCase):
_factory = mailbox.Message # Overridden by subclasses to reuse tests
def setUp(self):
self._path = os_helper.TESTFN
def tearDown(self):
self._delete_recursively(self._path)
def test_initialize_with_eMM(self):
# Initialize based on email.message.Message instance
eMM = email.message_from_string(_sample_message)
msg = self._factory(eMM)
self._post_initialize_hook(msg)
self._check_sample(msg)
def test_initialize_with_string(self):
# Initialize based on string
msg = self._factory(_sample_message)
self._post_initialize_hook(msg)
self._check_sample(msg)
def test_initialize_with_file(self):
# Initialize based on contents of file
with open(self._path, 'w+', encoding='utf-8') as f:
f.write(_sample_message)
f.seek(0)
msg = self._factory(f)
self._post_initialize_hook(msg)
self._check_sample(msg)
def test_initialize_with_binary_file(self):
# Initialize based on contents of binary file
with open(self._path, 'wb+') as f:
f.write(_bytes_sample_message)
f.seek(0)
msg = self._factory(f)
self._post_initialize_hook(msg)
self._check_sample(msg)
def test_initialize_with_nothing(self):
# Initialize without arguments
msg = self._factory()
self._post_initialize_hook(msg)
self.assertIsInstance(msg, email.message.Message)
self.assertIsInstance(msg, mailbox.Message)
self.assertIsInstance(msg, self._factory)
self.assertEqual(msg.keys(), [])
self.assertFalse(msg.is_multipart())
self.assertIsNone(msg.get_payload())
def test_initialize_incorrectly(self):
# Initialize with invalid argument
self.assertRaises(TypeError, lambda: self._factory(object()))
def test_all_eMM_attributes_exist(self):
# Issue 12537
eMM = email.message_from_string(_sample_message)
msg = self._factory(_sample_message)
for attr in eMM.__dict__:
self.assertIn(attr, msg.__dict__,
'{} attribute does not exist'.format(attr))
def test_become_message(self):
# Take on the state of another message
eMM = email.message_from_string(_sample_message)
msg = self._factory()
msg._become_message(eMM)
self._check_sample(msg)
def test_explain_to(self):
# Copy self's format-specific data to other message formats.
# This test is superficial; better ones are in TestMessageConversion.
msg = self._factory()
for class_ in self.all_mailbox_types:
other_msg = class_()
msg._explain_to(other_msg)
other_msg = email.message.Message()
self.assertRaises(TypeError, lambda: msg._explain_to(other_msg))
def _post_initialize_hook(self, msg):
# Overridden by subclasses to check extra things after initialization
pass
class TestMaildirMessage(TestMessage, unittest.TestCase):
_factory = mailbox.MaildirMessage
def _post_initialize_hook(self, msg):
self.assertEqual(msg._subdir, 'new')
self.assertEqual(msg._info, '')
def test_subdir(self):
# Use get_subdir() and set_subdir()
msg = mailbox.MaildirMessage(_sample_message)
self.assertEqual(msg.get_subdir(), 'new')
msg.set_subdir('cur')
self.assertEqual(msg.get_subdir(), 'cur')
msg.set_subdir('new')
self.assertEqual(msg.get_subdir(), 'new')
self.assertRaises(ValueError, lambda: msg.set_subdir('tmp'))
self.assertEqual(msg.get_subdir(), 'new')
msg.set_subdir('new')
self.assertEqual(msg.get_subdir(), 'new')
self._check_sample(msg)
def test_flags(self):
# Use get_flags(), set_flags(), add_flag(), remove_flag()
msg = mailbox.MaildirMessage(_sample_message)
self.assertEqual(msg.get_flags(), '')
self.assertEqual(msg.get_subdir(), 'new')
msg.set_flags('F')
self.assertEqual(msg.get_subdir(), 'new')
self.assertEqual(msg.get_flags(), 'F')
msg.set_flags('SDTP')
self.assertEqual(msg.get_flags(), 'DPST')
msg.add_flag('FT')
self.assertEqual(msg.get_flags(), 'DFPST')
msg.remove_flag('TDRP')
self.assertEqual(msg.get_flags(), 'FS')
self.assertEqual(msg.get_subdir(), 'new')
self._check_sample(msg)
def test_date(self):
# Use get_date() and set_date()
msg = mailbox.MaildirMessage(_sample_message)
self.assertLess(abs(msg.get_date() - time.time()), 60)
msg.set_date(0.0)
self.assertEqual(msg.get_date(), 0.0)
def test_info(self):
# Use get_info() and set_info()
msg = mailbox.MaildirMessage(_sample_message)
self.assertEqual(msg.get_info(), '')
msg.set_info('1,foo=bar')
self.assertEqual(msg.get_info(), '1,foo=bar')
self.assertRaises(TypeError, lambda: msg.set_info(None))
self._check_sample(msg)
def test_info_and_flags(self):
# Test interaction of info and flag methods
msg = mailbox.MaildirMessage(_sample_message)
self.assertEqual(msg.get_info(), '')
msg.set_flags('SF')
self.assertEqual(msg.get_flags(), 'FS')
self.assertEqual(msg.get_info(), '2,FS')
msg.set_info('1,')
self.assertEqual(msg.get_flags(), '')
self.assertEqual(msg.get_info(), '1,')
msg.remove_flag('RPT')
self.assertEqual(msg.get_flags(), '')
self.assertEqual(msg.get_info(), '1,')
msg.add_flag('D')
self.assertEqual(msg.get_flags(), 'D')
self.assertEqual(msg.get_info(), '2,D')
self._check_sample(msg)
class _TestMboxMMDFMessage:
_factory = mailbox._mboxMMDFMessage
def _post_initialize_hook(self, msg):
self._check_from(msg)
def test_initialize_with_unixfrom(self):
# Initialize with a message that already has a _unixfrom attribute
msg = mailbox.Message(_sample_message)
msg.set_unixfrom('From foo@bar blah')
msg = mailbox.mboxMessage(msg)
self.assertEqual(msg.get_from(), 'foo@bar blah', msg.get_from())
def test_from(self):
# Get and set "From " line
msg = mailbox.mboxMessage(_sample_message)
self._check_from(msg)
msg.set_from('foo bar')
self.assertEqual(msg.get_from(), 'foo bar')
msg.set_from('foo@bar', True)
self._check_from(msg, 'foo@bar')
msg.set_from('blah@temp', time.localtime())
self._check_from(msg, 'blah@temp')
def test_flags(self):
# Use get_flags(), set_flags(), add_flag(), remove_flag()
msg = mailbox.mboxMessage(_sample_message)
self.assertEqual(msg.get_flags(), '')
msg.set_flags('F')
self.assertEqual(msg.get_flags(), 'F')
msg.set_flags('XODR')
self.assertEqual(msg.get_flags(), 'RODX')
msg.add_flag('FA')
self.assertEqual(msg.get_flags(), 'RODFAX')
msg.remove_flag('FDXA')
self.assertEqual(msg.get_flags(), 'RO')
self._check_sample(msg)
def _check_from(self, msg, sender=None):
# Check contents of "From " line
if sender is None:
sender = "MAILER-DAEMON"
self.assertIsNotNone(re.match(
sender + r" \w{3} \w{3} [\d ]\d [\d ]\d:\d{2}:\d{2} \d{4}",
msg.get_from()))
class TestMboxMessage(_TestMboxMMDFMessage, TestMessage):
_factory = mailbox.mboxMessage
class TestMHMessage(TestMessage, unittest.TestCase):
_factory = mailbox.MHMessage
def _post_initialize_hook(self, msg):
self.assertEqual(msg._sequences, [])
def test_sequences(self):
# Get, set, join, and leave sequences
msg = mailbox.MHMessage(_sample_message)
self.assertEqual(msg.get_sequences(), [])
msg.set_sequences(['foobar'])
self.assertEqual(msg.get_sequences(), ['foobar'])
msg.set_sequences([])
self.assertEqual(msg.get_sequences(), [])
msg.add_sequence('unseen')
self.assertEqual(msg.get_sequences(), ['unseen'])
msg.add_sequence('flagged')
self.assertEqual(msg.get_sequences(), ['unseen', 'flagged'])
msg.add_sequence('flagged')
self.assertEqual(msg.get_sequences(), ['unseen', 'flagged'])
msg.remove_sequence('unseen')
self.assertEqual(msg.get_sequences(), ['flagged'])
msg.add_sequence('foobar')
self.assertEqual(msg.get_sequences(), ['flagged', 'foobar'])
msg.remove_sequence('replied')
self.assertEqual(msg.get_sequences(), ['flagged', 'foobar'])
msg.set_sequences(['foobar', 'replied'])
self.assertEqual(msg.get_sequences(), ['foobar', 'replied'])
class TestBabylMessage(TestMessage, unittest.TestCase):
_factory = mailbox.BabylMessage
def _post_initialize_hook(self, msg):
self.assertEqual(msg._labels, [])
def test_labels(self):
# Get, set, join, and leave labels
msg = mailbox.BabylMessage(_sample_message)
self.assertEqual(msg.get_labels(), [])
msg.set_labels(['foobar'])
self.assertEqual(msg.get_labels(), ['foobar'])
msg.set_labels([])
self.assertEqual(msg.get_labels(), [])
msg.add_label('filed')
self.assertEqual(msg.get_labels(), ['filed'])
msg.add_label('resent')
self.assertEqual(msg.get_labels(), ['filed', 'resent'])
msg.add_label('resent')
self.assertEqual(msg.get_labels(), ['filed', 'resent'])
msg.remove_label('filed')
self.assertEqual(msg.get_labels(), ['resent'])
msg.add_label('foobar')
self.assertEqual(msg.get_labels(), ['resent', 'foobar'])
msg.remove_label('unseen')
self.assertEqual(msg.get_labels(), ['resent', 'foobar'])
msg.set_labels(['foobar', 'answered'])
self.assertEqual(msg.get_labels(), ['foobar', 'answered'])
def test_visible(self):
# Get, set, and update visible headers
msg = mailbox.BabylMessage(_sample_message)
visible = msg.get_visible()
self.assertEqual(visible.keys(), [])
self.assertIsNone(visible.get_payload())
visible['User-Agent'] = 'FooBar 1.0'
visible['X-Whatever'] = 'Blah'
self.assertEqual(msg.get_visible().keys(), [])
msg.set_visible(visible)
visible = msg.get_visible()
self.assertEqual(visible.keys(), ['User-Agent', 'X-Whatever'])
self.assertEqual(visible['User-Agent'], 'FooBar 1.0')
self.assertEqual(visible['X-Whatever'], 'Blah')
self.assertIsNone(visible.get_payload())
msg.update_visible()
self.assertEqual(visible.keys(), ['User-Agent', 'X-Whatever'])
self.assertIsNone(visible.get_payload())
visible = msg.get_visible()
self.assertEqual(visible.keys(), ['User-Agent', 'Date', 'From', 'To',
'Subject'])
for header in ('User-Agent', 'Date', 'From', 'To', 'Subject'):
self.assertEqual(visible[header], msg[header])
class TestMMDFMessage(_TestMboxMMDFMessage, TestMessage):
_factory = mailbox.MMDFMessage
class TestMessageConversion(TestBase, unittest.TestCase):
def test_plain_to_x(self):
# Convert Message to all formats
for class_ in self.all_mailbox_types:
msg_plain = mailbox.Message(_sample_message)
msg = class_(msg_plain)
self._check_sample(msg)
def test_x_to_plain(self):
# Convert all formats to Message
for class_ in self.all_mailbox_types:
msg = class_(_sample_message)
msg_plain = mailbox.Message(msg)
self._check_sample(msg_plain)
def test_x_from_bytes(self):
# Convert all formats to Message
for class_ in self.all_mailbox_types:
msg = class_(_bytes_sample_message)
self._check_sample(msg)
def test_x_to_invalid(self):
# Convert all formats to an invalid format
for class_ in self.all_mailbox_types:
self.assertRaises(TypeError, lambda: class_(False))
def test_type_specific_attributes_removed_on_conversion(self):
reference = {class_: class_(_sample_message).__dict__
for class_ in self.all_mailbox_types}
for class1 in self.all_mailbox_types:
for class2 in self.all_mailbox_types:
if class1 is class2:
continue
source = class1(_sample_message)
target = class2(source)
type_specific = [a for a in reference[class1]
if a not in reference[class2]]
for attr in type_specific:
self.assertNotIn(attr, target.__dict__,
"while converting {} to {}".format(class1, class2))
def test_maildir_to_maildir(self):
# Convert MaildirMessage to MaildirMessage
msg_maildir = mailbox.MaildirMessage(_sample_message)
msg_maildir.set_flags('DFPRST')
msg_maildir.set_subdir('cur')
date = msg_maildir.get_date()
msg = mailbox.MaildirMessage(msg_maildir)
self._check_sample(msg)
self.assertEqual(msg.get_flags(), 'DFPRST')
self.assertEqual(msg.get_subdir(), 'cur')
self.assertEqual(msg.get_date(), date)
def test_maildir_to_mboxmmdf(self):
# Convert MaildirMessage to mboxmessage and MMDFMessage
pairs = (('D', ''), ('F', 'F'), ('P', ''), ('R', 'A'), ('S', 'R'),
('T', 'D'), ('DFPRST', 'RDFA'))
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg_maildir = mailbox.MaildirMessage(_sample_message)
msg_maildir.set_date(0.0)
for setting, result in pairs:
msg_maildir.set_flags(setting)
msg = class_(msg_maildir)
self.assertEqual(msg.get_flags(), result)
self.assertEqual(msg.get_from(), 'MAILER-DAEMON %s' %
time.asctime(time.gmtime(0.0)))
msg_maildir.set_subdir('cur')
self.assertEqual(class_(msg_maildir).get_flags(), 'RODFA')
def test_maildir_to_mh(self):
# Convert MaildirMessage to MHMessage
msg_maildir = mailbox.MaildirMessage(_sample_message)
pairs = (('D', ['unseen']), ('F', ['unseen', 'flagged']),
('P', ['unseen']), ('R', ['unseen', 'replied']), ('S', []),
('T', ['unseen']), ('DFPRST', ['replied', 'flagged']))
for setting, result in pairs:
msg_maildir.set_flags(setting)
self.assertEqual(mailbox.MHMessage(msg_maildir).get_sequences(),
result)
def test_maildir_to_babyl(self):
# Convert MaildirMessage to Babyl
msg_maildir = mailbox.MaildirMessage(_sample_message)
pairs = (('D', ['unseen']), ('F', ['unseen']),
('P', ['unseen', 'forwarded']), ('R', ['unseen', 'answered']),
('S', []), ('T', ['unseen', 'deleted']),
('DFPRST', ['deleted', 'answered', 'forwarded']))
for setting, result in pairs:
msg_maildir.set_flags(setting)
self.assertEqual(mailbox.BabylMessage(msg_maildir).get_labels(),
result)
def test_mboxmmdf_to_maildir(self):
# Convert mboxMessage and MMDFMessage to MaildirMessage
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg_mboxMMDF = class_(_sample_message)
msg_mboxMMDF.set_from('foo@bar', time.gmtime(0.0))
pairs = (('R', 'S'), ('O', ''), ('D', 'T'), ('F', 'F'), ('A', 'R'),
('RODFA', 'FRST'))
for setting, result in pairs:
msg_mboxMMDF.set_flags(setting)
msg = mailbox.MaildirMessage(msg_mboxMMDF)
self.assertEqual(msg.get_flags(), result)
self.assertEqual(msg.get_date(), 0.0)
msg_mboxMMDF.set_flags('O')
self.assertEqual(mailbox.MaildirMessage(msg_mboxMMDF).get_subdir(),
'cur')
def test_mboxmmdf_to_mboxmmdf(self):
# Convert mboxMessage and MMDFMessage to mboxMessage and MMDFMessage
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg_mboxMMDF = class_(_sample_message)
msg_mboxMMDF.set_flags('RODFA')
msg_mboxMMDF.set_from('foo@bar')
for class2_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg2 = class2_(msg_mboxMMDF)
self.assertEqual(msg2.get_flags(), 'RODFA')
self.assertEqual(msg2.get_from(), 'foo@bar')
def test_mboxmmdf_to_mh(self):
# Convert mboxMessage and MMDFMessage to MHMessage
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg_mboxMMDF = class_(_sample_message)
pairs = (('R', []), ('O', ['unseen']), ('D', ['unseen']),
('F', ['unseen', 'flagged']),
('A', ['unseen', 'replied']),
('RODFA', ['replied', 'flagged']))
for setting, result in pairs:
msg_mboxMMDF.set_flags(setting)
self.assertEqual(mailbox.MHMessage(msg_mboxMMDF).get_sequences(),
result)
def test_mboxmmdf_to_babyl(self):
# Convert mboxMessage and MMDFMessage to BabylMessage
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg = class_(_sample_message)
pairs = (('R', []), ('O', ['unseen']),
('D', ['unseen', 'deleted']), ('F', ['unseen']),
('A', ['unseen', 'answered']),
('RODFA', ['deleted', 'answered']))
for setting, result in pairs:
msg.set_flags(setting)
self.assertEqual(mailbox.BabylMessage(msg).get_labels(), result)
def test_mh_to_maildir(self):
# Convert MHMessage to MaildirMessage
pairs = (('unseen', ''), ('replied', 'RS'), ('flagged', 'FS'))
for setting, result in pairs:
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence(setting)
self.assertEqual(mailbox.MaildirMessage(msg).get_flags(), result)
self.assertEqual(mailbox.MaildirMessage(msg).get_subdir(), 'cur')
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence('unseen')
msg.add_sequence('replied')
msg.add_sequence('flagged')
self.assertEqual(mailbox.MaildirMessage(msg).get_flags(), 'FR')
self.assertEqual(mailbox.MaildirMessage(msg).get_subdir(), 'cur')
def test_mh_to_mboxmmdf(self):
# Convert MHMessage to mboxMessage and MMDFMessage
pairs = (('unseen', 'O'), ('replied', 'ROA'), ('flagged', 'ROF'))
for setting, result in pairs:
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence(setting)
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
self.assertEqual(class_(msg).get_flags(), result)
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence('unseen')
msg.add_sequence('replied')
msg.add_sequence('flagged')
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
self.assertEqual(class_(msg).get_flags(), 'OFA')
def test_mh_to_mh(self):
# Convert MHMessage to MHMessage
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence('unseen')
msg.add_sequence('replied')
msg.add_sequence('flagged')
self.assertEqual(mailbox.MHMessage(msg).get_sequences(),
['unseen', 'replied', 'flagged'])
def test_mh_to_babyl(self):
# Convert MHMessage to BabylMessage
pairs = (('unseen', ['unseen']), ('replied', ['answered']),
('flagged', []))
for setting, result in pairs:
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence(setting)
self.assertEqual(mailbox.BabylMessage(msg).get_labels(), result)
msg = mailbox.MHMessage(_sample_message)
msg.add_sequence('unseen')
msg.add_sequence('replied')
msg.add_sequence('flagged')
self.assertEqual(mailbox.BabylMessage(msg).get_labels(),
['unseen', 'answered'])
def test_babyl_to_maildir(self):
# Convert BabylMessage to MaildirMessage
pairs = (('unseen', ''), ('deleted', 'ST'), ('filed', 'S'),
('answered', 'RS'), ('forwarded', 'PS'), ('edited', 'S'),
('resent', 'PS'))
for setting, result in pairs:
msg = mailbox.BabylMessage(_sample_message)
msg.add_label(setting)
self.assertEqual(mailbox.MaildirMessage(msg).get_flags(), result)
self.assertEqual(mailbox.MaildirMessage(msg).get_subdir(), 'cur')
msg = mailbox.BabylMessage(_sample_message)
for label in ('unseen', 'deleted', 'filed', 'answered', 'forwarded',
'edited', 'resent'):
msg.add_label(label)
self.assertEqual(mailbox.MaildirMessage(msg).get_flags(), 'PRT')
self.assertEqual(mailbox.MaildirMessage(msg).get_subdir(), 'cur')
def test_babyl_to_mboxmmdf(self):
# Convert BabylMessage to mboxMessage and MMDFMessage
pairs = (('unseen', 'O'), ('deleted', 'ROD'), ('filed', 'RO'),
('answered', 'ROA'), ('forwarded', 'RO'), ('edited', 'RO'),
('resent', 'RO'))
for setting, result in pairs:
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
msg = mailbox.BabylMessage(_sample_message)
msg.add_label(setting)
self.assertEqual(class_(msg).get_flags(), result)
msg = mailbox.BabylMessage(_sample_message)
for label in ('unseen', 'deleted', 'filed', 'answered', 'forwarded',
'edited', 'resent'):
msg.add_label(label)
for class_ in (mailbox.mboxMessage, mailbox.MMDFMessage):
self.assertEqual(class_(msg).get_flags(), 'ODA')
def test_babyl_to_mh(self):
# Convert BabylMessage to MHMessage
pairs = (('unseen', ['unseen']), ('deleted', []), ('filed', []),
('answered', ['replied']), ('forwarded', []), ('edited', []),
('resent', []))
for setting, result in pairs:
msg = mailbox.BabylMessage(_sample_message)
msg.add_label(setting)
self.assertEqual(mailbox.MHMessage(msg).get_sequences(), result)
msg = mailbox.BabylMessage(_sample_message)
for label in ('unseen', 'deleted', 'filed', 'answered', 'forwarded',
'edited', 'resent'):
msg.add_label(label)
self.assertEqual(mailbox.MHMessage(msg).get_sequences(),
['unseen', 'replied'])
def test_babyl_to_babyl(self):
# Convert BabylMessage to BabylMessage
msg = mailbox.BabylMessage(_sample_message)
msg.update_visible()
for label in ('unseen', 'deleted', 'filed', 'answered', 'forwarded',
'edited', 'resent'):
msg.add_label(label)
msg2 = mailbox.BabylMessage(msg)
self.assertEqual(msg2.get_labels(), ['unseen', 'deleted', 'filed',
'answered', 'forwarded', 'edited',
'resent'])
self.assertEqual(msg.get_visible().keys(), msg2.get_visible().keys())
for key in msg.get_visible().keys():
self.assertEqual(msg.get_visible()[key], msg2.get_visible()[key])
class TestProxyFileBase(TestBase):
def _test_read(self, proxy):
# Read by byte
proxy.seek(0)
self.assertEqual(proxy.read(), b'bar')
proxy.seek(1)
self.assertEqual(proxy.read(), b'ar')
proxy.seek(0)
self.assertEqual(proxy.read(2), b'ba')
proxy.seek(1)
self.assertEqual(proxy.read(-1), b'ar')
proxy.seek(2)
self.assertEqual(proxy.read(1000), b'r')
def _test_readline(self, proxy):
# Read by line
linesep = os.linesep.encode()
proxy.seek(0)
self.assertEqual(proxy.readline(), b'foo' + linesep)
self.assertEqual(proxy.readline(), b'bar' + linesep)
self.assertEqual(proxy.readline(), b'fred' + linesep)
self.assertEqual(proxy.readline(), b'bob')
proxy.seek(2)
self.assertEqual(proxy.readline(), b'o' + linesep)
proxy.seek(6 + 2 * len(os.linesep))
self.assertEqual(proxy.readline(), b'fred' + linesep)
proxy.seek(6 + 2 * len(os.linesep))
self.assertEqual(proxy.readline(2), b'fr')
self.assertEqual(proxy.readline(-10), b'ed' + linesep)
def _test_readlines(self, proxy):
# Read multiple lines
linesep = os.linesep.encode()
proxy.seek(0)
self.assertEqual(proxy.readlines(), [b'foo' + linesep,
b'bar' + linesep,
b'fred' + linesep, b'bob'])
proxy.seek(0)
self.assertEqual(proxy.readlines(2), [b'foo' + linesep])
proxy.seek(3 + len(linesep))
self.assertEqual(proxy.readlines(4 + len(linesep)),
[b'bar' + linesep, b'fred' + linesep])
proxy.seek(3)
self.assertEqual(proxy.readlines(1000), [linesep, b'bar' + linesep,
b'fred' + linesep, b'bob'])
def _test_iteration(self, proxy):
# Iterate by line
linesep = os.linesep.encode()
proxy.seek(0)
iterator = iter(proxy)
self.assertEqual(next(iterator), b'foo' + linesep)
self.assertEqual(next(iterator), b'bar' + linesep)
self.assertEqual(next(iterator), b'fred' + linesep)
self.assertEqual(next(iterator), b'bob')
self.assertRaises(StopIteration, next, iterator)
def _test_seek_and_tell(self, proxy):
# Seek and use tell to check position
linesep = os.linesep.encode()
proxy.seek(3)
self.assertEqual(proxy.tell(), 3)
self.assertEqual(proxy.read(len(linesep)), linesep)
proxy.seek(2, 1)
self.assertEqual(proxy.read(1 + len(linesep)), b'r' + linesep)
proxy.seek(-3 - len(linesep), 2)
self.assertEqual(proxy.read(3), b'bar')
proxy.seek(2, 0)
self.assertEqual(proxy.read(), b'o' + linesep + b'bar' + linesep)
proxy.seek(100)
self.assertFalse(proxy.read())
def _test_close(self, proxy):
# Close a file
self.assertFalse(proxy.closed)
proxy.close()
self.assertTrue(proxy.closed)
# Issue 11700 subsequent closes should be a no-op.
proxy.close()
self.assertTrue(proxy.closed)
class TestProxyFile(TestProxyFileBase, unittest.TestCase):
def setUp(self):
self._path = os_helper.TESTFN
self._file = open(self._path, 'wb+')
def tearDown(self):
self._file.close()
self._delete_recursively(self._path)
def test_initialize(self):
# Initialize and check position
self._file.write(b'foo')
pos = self._file.tell()
proxy0 = mailbox._ProxyFile(self._file)
self.assertEqual(proxy0.tell(), pos)
self.assertEqual(self._file.tell(), pos)
proxy1 = mailbox._ProxyFile(self._file, 0)
self.assertEqual(proxy1.tell(), 0)
self.assertEqual(self._file.tell(), pos)
def test_read(self):
self._file.write(b'bar')
self._test_read(mailbox._ProxyFile(self._file))
def test_readline(self):
self._file.write(bytes('foo%sbar%sfred%sbob' % (os.linesep, os.linesep,
os.linesep), 'ascii'))
self._test_readline(mailbox._ProxyFile(self._file))
def test_readlines(self):
self._file.write(bytes('foo%sbar%sfred%sbob' % (os.linesep, os.linesep,
os.linesep), 'ascii'))
self._test_readlines(mailbox._ProxyFile(self._file))
def test_iteration(self):
self._file.write(bytes('foo%sbar%sfred%sbob' % (os.linesep, os.linesep,
os.linesep), 'ascii'))
self._test_iteration(mailbox._ProxyFile(self._file))
def test_seek_and_tell(self):
self._file.write(bytes('foo%sbar%s' % (os.linesep, os.linesep), 'ascii'))
self._test_seek_and_tell(mailbox._ProxyFile(self._file))
def test_close(self):
self._file.write(bytes('foo%sbar%s' % (os.linesep, os.linesep), 'ascii'))
self._test_close(mailbox._ProxyFile(self._file))
class TestPartialFile(TestProxyFileBase, unittest.TestCase):
def setUp(self):
self._path = os_helper.TESTFN
self._file = open(self._path, 'wb+')
def tearDown(self):
self._file.close()
self._delete_recursively(self._path)
def test_initialize(self):
# Initialize and check position
self._file.write(bytes('foo' + os.linesep + 'bar', 'ascii'))
pos = self._file.tell()
proxy = mailbox._PartialFile(self._file, 2, 5)
self.assertEqual(proxy.tell(), 0)
self.assertEqual(self._file.tell(), pos)
def test_read(self):
self._file.write(bytes('***bar***', 'ascii'))
self._test_read(mailbox._PartialFile(self._file, 3, 6))
def test_readline(self):
self._file.write(bytes('!!!!!foo%sbar%sfred%sbob!!!!!' %
(os.linesep, os.linesep, os.linesep), 'ascii'))
self._test_readline(mailbox._PartialFile(self._file, 5,
18 + 3 * len(os.linesep)))
def test_readlines(self):
self._file.write(bytes('foo%sbar%sfred%sbob?????' %
(os.linesep, os.linesep, os.linesep), 'ascii'))
self._test_readlines(mailbox._PartialFile(self._file, 0,
13 + 3 * len(os.linesep)))
def test_iteration(self):
self._file.write(bytes('____foo%sbar%sfred%sbob####' %
(os.linesep, os.linesep, os.linesep), 'ascii'))
self._test_iteration(mailbox._PartialFile(self._file, 4,
17 + 3 * len(os.linesep)))
def test_seek_and_tell(self):
self._file.write(bytes('(((foo%sbar%s$$$' % (os.linesep, os.linesep), 'ascii'))
self._test_seek_and_tell(mailbox._PartialFile(self._file, 3,
9 + 2 * len(os.linesep)))
def test_close(self):
self._file.write(bytes('&foo%sbar%s^' % (os.linesep, os.linesep), 'ascii'))
self._test_close(mailbox._PartialFile(self._file, 1,
6 + 3 * len(os.linesep)))
## Start: tests from the original module (for backward compatibility).
FROM_ = "From some.body@dummy.domain Sat Jul 24 13:43:35 2004\n"
DUMMY_MESSAGE = """\
From: some.body@dummy.domain
To: me@my.domain
Subject: Simple Test
This is a dummy message.
"""
class MaildirTestCase(unittest.TestCase):
def setUp(self):
# create a new maildir mailbox to work with:
self._dir = os_helper.TESTFN
if os.path.isdir(self._dir):
os_helper.rmtree(self._dir)
elif os.path.isfile(self._dir):
os_helper.unlink(self._dir)
os.mkdir(self._dir)
os.mkdir(os.path.join(self._dir, "cur"))
os.mkdir(os.path.join(self._dir, "tmp"))
os.mkdir(os.path.join(self._dir, "new"))
self._counter = 1
self._msgfiles = []
def tearDown(self):
list(map(os.unlink, self._msgfiles))
os_helper.rmdir(os.path.join(self._dir, "cur"))
os_helper.rmdir(os.path.join(self._dir, "tmp"))
os_helper.rmdir(os.path.join(self._dir, "new"))
os_helper.rmdir(self._dir)
def createMessage(self, dir, mbox=False):
t = int(time.time() % 1000000)
pid = self._counter
self._counter += 1
filename = ".".join((str(t), str(pid), "myhostname", "mydomain"))
tmpname = os.path.join(self._dir, "tmp", filename)
newname = os.path.join(self._dir, dir, filename)
with open(tmpname, "w", encoding="utf-8") as fp:
self._msgfiles.append(tmpname)
if mbox:
fp.write(FROM_)
fp.write(DUMMY_MESSAGE)
try:
os.link(tmpname, newname)
except (AttributeError, PermissionError):
with open(newname, "w") as fp:
fp.write(DUMMY_MESSAGE)
self._msgfiles.append(newname)
return tmpname
def test_empty_maildir(self):
"""Test an empty maildir mailbox"""
# Test for regression on bug #117490:
# Make sure the boxes attribute actually gets set.
self.mbox = mailbox.Maildir(os_helper.TESTFN)
#self.assertTrue(hasattr(self.mbox, "boxes"))
#self.assertEqual(len(self.mbox.boxes), 0)
self.assertIsNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
def test_nonempty_maildir_cur(self):
self.createMessage("cur")
self.mbox = mailbox.Maildir(os_helper.TESTFN)
#self.assertEqual(len(self.mbox.boxes), 1)
self.assertIsNotNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
def test_nonempty_maildir_new(self):
self.createMessage("new")
self.mbox = mailbox.Maildir(os_helper.TESTFN)
#self.assertEqual(len(self.mbox.boxes), 1)
self.assertIsNotNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
def test_nonempty_maildir_both(self):
self.createMessage("cur")
self.createMessage("new")
self.mbox = mailbox.Maildir(os_helper.TESTFN)
#self.assertEqual(len(self.mbox.boxes), 2)
self.assertIsNotNone(self.mbox.next())
self.assertIsNotNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
self.assertIsNone(self.mbox.next())
## End: tests from the original module (for backward compatibility).
_sample_message = """\
Return-Path: <gkj@gregorykjohnson.com>
X-Original-To: gkj+person@localhost
Delivered-To: gkj+person@localhost
Received: from localhost (localhost [127.0.0.1])
by andy.gregorykjohnson.com (Postfix) with ESMTP id 356ED9DD17
for <gkj+person@localhost>; Wed, 13 Jul 2005 17:23:16 -0400 (EDT)
Delivered-To: gkj@sundance.gregorykjohnson.com
Received: from localhost [127.0.0.1]
by localhost with POP3 (fetchmail-6.2.5)
for gkj+person@localhost (single-drop); Wed, 13 Jul 2005 17:23:16 -0400 (EDT)
Received: from andy.gregorykjohnson.com (andy.gregorykjohnson.com [64.32.235.228])
by sundance.gregorykjohnson.com (Postfix) with ESMTP id 5B056316746
for <gkj@gregorykjohnson.com>; Wed, 13 Jul 2005 17:23:11 -0400 (EDT)
Received: by andy.gregorykjohnson.com (Postfix, from userid 1000)
id 490CD9DD17; Wed, 13 Jul 2005 17:23:11 -0400 (EDT)
Date: Wed, 13 Jul 2005 17:23:11 -0400
From: "Gregory K. Johnson" <gkj@gregorykjohnson.com>
To: gkj@gregorykjohnson.com
Subject: Sample message
Message-ID: <20050713212311.GC4701@andy.gregorykjohnson.com>
Mime-Version: 1.0
Content-Type: multipart/mixed; boundary="NMuMz9nt05w80d4+"
Content-Disposition: inline
User-Agent: Mutt/1.5.9i
--NMuMz9nt05w80d4+
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
This is a sample message.
--
Gregory K. Johnson
--NMuMz9nt05w80d4+
Content-Type: application/octet-stream
Content-Disposition: attachment; filename="text.gz"
Content-Transfer-Encoding: base64
H4sICM2D1UIAA3RleHQAC8nILFYAokSFktSKEoW0zJxUPa7wzJIMhZLyfIWczLzUYj0uAHTs
3FYlAAAA
--NMuMz9nt05w80d4+--
"""
_bytes_sample_message = _sample_message.encode('ascii')
_sample_headers = {
"Return-Path":"<gkj@gregorykjohnson.com>",
"X-Original-To":"gkj+person@localhost",
"Delivered-To":"gkj+person@localhost",
"Received":"""from localhost (localhost [127.0.0.1])
by andy.gregorykjohnson.com (Postfix) with ESMTP id 356ED9DD17
for <gkj+person@localhost>; Wed, 13 Jul 2005 17:23:16 -0400 (EDT)""",
"Delivered-To":"gkj@sundance.gregorykjohnson.com",
"Received":"""from localhost [127.0.0.1]
by localhost with POP3 (fetchmail-6.2.5)
for gkj+person@localhost (single-drop); Wed, 13 Jul 2005 17:23:16 -0400 (EDT)""",
"Received":"""from andy.gregorykjohnson.com (andy.gregorykjohnson.com [64.32.235.228])
by sundance.gregorykjohnson.com (Postfix) with ESMTP id 5B056316746
for <gkj@gregorykjohnson.com>; Wed, 13 Jul 2005 17:23:11 -0400 (EDT)""",
"Received":"""by andy.gregorykjohnson.com (Postfix, from userid 1000)
id 490CD9DD17; Wed, 13 Jul 2005 17:23:11 -0400 (EDT)""",
"Date":"Wed, 13 Jul 2005 17:23:11 -0400",
"From":""""Gregory K. Johnson" <gkj@gregorykjohnson.com>""",
"To":"gkj@gregorykjohnson.com",
"Subject":"Sample message",
"Mime-Version":"1.0",
"Content-Type":"""multipart/mixed; boundary="NMuMz9nt05w80d4+\"""",
"Content-Disposition":"inline",
"User-Agent": "Mutt/1.5.9i" }
_sample_payloads = ("""This is a sample message.
--
Gregory K. Johnson
""",
"""H4sICM2D1UIAA3RleHQAC8nILFYAokSFktSKEoW0zJxUPa7wzJIMhZLyfIWczLzUYj0uAHTs
3FYlAAAA
""")
class MiscTestCase(unittest.TestCase):
def test__all__(self):
support.check__all__(self, mailbox,
not_exported={"linesep", "fcntl"})
def tearDownModule():
support.reap_children()
if __name__ == '__main__':
unittest.main()
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