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cpython/Lib/test/test_mailbox.py
Min ho Kim c4cacc8c5e Fix typos in comments, docs and test names (#15018) 
* Fix typos in comments, docs and test names

* Update test_pyparse.py

account for change in string length

* Apply suggestion: splitable -> splittable

Co-Authored-By: Terry Jan Reedy <tjreedy@udel.edu>

* Apply suggestion: splitable -> splittable

Co-Authored-By: Terry Jan Reedy <tjreedy@udel.edu>

* Apply suggestion: Dealloccte -> Deallocate

Co-Authored-By: Terry Jan Reedy <tjreedy@udel.edu>

* Update posixmodule checksum.

* Reverse idlelib changes.
2019-07-30 18:16:13 -04:00

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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
import unittest
import textwrap
import mailbox
import glob
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):
support.rmtree(target)
elif os.path.exists(target):
support.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 = support.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))))
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+') 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') as f:
f.write("@")
with open(bar_path, 'w') 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')
support.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(self._path + '.*'):
support.unlink(lock_remnant)
def assertMailboxEmpty(self):
with open(self._path) 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)
@unittest.skipUnless(hasattr(os, 'fork'), "Test needs 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.
exited_pid, status = os.waitpid(pid, 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) 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) 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) 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(self._path + '.*'):
support.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 = support.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+') 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 = support.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 = support.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 = support.TESTFN
if os.path.isdir(self._dir):
support.rmtree(self._dir)
elif os.path.isfile(self._dir):
support.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))
support.rmdir(os.path.join(self._dir, "cur"))
support.rmdir(os.path.join(self._dir, "tmp"))
support.rmdir(os.path.join(self._dir, "new"))
support.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") 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(support.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(support.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(support.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(support.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):
blacklist = {"linesep", "fcntl"}
support.check__all__(self, mailbox, blacklist=blacklist)
def test_main():
tests = (TestMailboxSuperclass, TestMaildir, TestMbox, TestMMDF, TestMH,
TestBabyl, TestMessage, TestMaildirMessage, TestMboxMessage,
TestMHMessage, TestBabylMessage, TestMMDFMessage,
TestMessageConversion, TestProxyFile, TestPartialFile,
MaildirTestCase, TestFakeMailBox, MiscTestCase)
support.run_unittest(*tests)
support.reap_children()
if __name__ == '__main__':
test_main()
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