cpython/Lib/test/test_old_mailbox.py

154 lines
4.5 KiB
Python

# This set of tests exercises the backward-compatibility class
# in mailbox.py (the ones without write support).
import mailbox
import os
import time
import unittest
from test import test_support
# cleanup earlier tests
try:
os.unlink(test_support.TESTFN)
except os.error:
pass
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 = test_support.TESTFN
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.rmdir(os.path.join(self._dir, "cur"))
os.rmdir(os.path.join(self._dir, "tmp"))
os.rmdir(os.path.join(self._dir, "new"))
os.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)
fp = open(tmpname, "w")
self._msgfiles.append(tmpname)
if mbox:
fp.write(FROM_)
fp.write(DUMMY_MESSAGE)
fp.close()
if hasattr(os, "link"):
os.link(tmpname, newname)
else:
fp = open(newname, "w")
fp.write(DUMMY_MESSAGE)
fp.close()
self._msgfiles.append(newname)
return tmpname
def test_empty_maildir(self):
"""Test an empty maildir mailbox"""
# Test for regression on bug #117490:
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertEqual(len(self.mbox), 0)
self.assert_(self.mbox.next() is None)
self.assert_(self.mbox.next() is None)
def test_nonempty_maildir_cur(self):
self.createMessage("cur")
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertEqual(len(self.mbox), 1)
self.assert_(self.mbox.next() is not None)
self.assert_(self.mbox.next() is None)
self.assert_(self.mbox.next() is None)
def test_nonempty_maildir_new(self):
self.createMessage("new")
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertEqual(len(self.mbox), 1)
self.assert_(self.mbox.next() is not None)
self.assert_(self.mbox.next() is None)
self.assert_(self.mbox.next() is None)
def test_nonempty_maildir_both(self):
self.createMessage("cur")
self.createMessage("new")
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertEqual(len(self.mbox), 2)
self.assert_(self.mbox.next() is not None)
self.assert_(self.mbox.next() is not None)
self.assert_(self.mbox.next() is None)
self.assert_(self.mbox.next() is None)
def test_unix_mbox(self):
### should be better!
import email.parser
fname = self.createMessage("cur", True)
n = 0
for msg in mailbox.PortableUnixMailbox(open(fname),
email.parser.Parser().parse):
n += 1
self.assertEqual(msg["subject"], "Simple Test")
self.assertEqual(len(str(msg)), len(FROM_)+len(DUMMY_MESSAGE))
self.assertEqual(n, 1)
class MboxTestCase(unittest.TestCase):
def setUp(self):
# create a new maildir mailbox to work with:
self._path = test_support.TESTFN
def tearDown(self):
os.unlink(self._path)
def test_from_regex (self):
# Testing new regex from bug #1633678
f = open(self._path, 'w')
f.write("""From fred@example.com Mon May 31 13:24:50 2004 +0200
Subject: message 1
body1
From fred@example.com Mon May 31 13:24:50 2004 -0200
Subject: message 2
body2
From fred@example.com Mon May 31 13:24:50 2004
Subject: message 3
body3
From fred@example.com Mon May 31 13:24:50 2004
Subject: message 4
body4
""")
f.close()
box = mailbox.UnixMailbox(open(self._path, 'r'))
self.assertEqual(len(list(iter(box))), 4)
# XXX We still need more tests!
def test_main():
test_support.run_unittest(MaildirTestCase, MboxTestCase)
if __name__ == "__main__":
test_main()