Remove locking of individual message files in MH.pack().
[Backport of rev52776 from the trunk.]
diff --git a/Lib/test/test_mailbox.py b/Lib/test/test_mailbox.py
index aaf4097..264e237 100644
--- a/Lib/test/test_mailbox.py
+++ b/Lib/test/test_mailbox.py
@@ -887,6 +887,21 @@
self.assert_(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.assert_(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')