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# 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):
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 = os.extsep.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)
if hasattr(os, "link"):
os.link(tmpname, newname)
else:
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:
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertTrue(len(self.mbox) == 0)
self.assertTrue(self.mbox.next() is None)
self.assertTrue(self.mbox.next() is None)
def test_nonempty_maildir_cur(self):
self.createMessage("cur")
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertTrue(len(self.mbox) == 1)
msg = self.mbox.next()
self.assertTrue(msg is not None)
msg.fp.close()
self.assertTrue(self.mbox.next() is None)
self.assertTrue(self.mbox.next() is None)
def test_nonempty_maildir_new(self):
self.createMessage("new")
self.mbox = mailbox.Maildir(test_support.TESTFN)
self.assertTrue(len(self.mbox) == 1)
msg = self.mbox.next()
self.assertTrue(msg is not None)
msg.fp.close()
self.assertTrue(self.mbox.next() is None)
self.assertTrue(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.assertTrue(len(self.mbox) == 2)
msg = self.mbox.next()
self.assertTrue(msg is not None)
msg.fp.close()
msg = self.mbox.next()
self.assertTrue(msg is not None)
msg.fp.close()
self.assertTrue(self.mbox.next() is None)
self.assertTrue(self.mbox.next() is None)
def test_unix_mbox(self):
### should be better!
import email.parser
fname = self.createMessage("cur", True)
n = 0
with open(fname) as f:
for msg in mailbox.PortableUnixMailbox(f,
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
with open(self._path, 'w') as f:
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
""")
with open(self._path, 'r') as f:
box = mailbox.UnixMailbox(f)
self.assertTrue(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()
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