Rev 2439: Create an assertion to help track down what the bug is. in http://bzr.arbash-meinel.com/branches/bzr/0.16-dev/rename_directory_105479

[John Arbash Meinel]

At http://bzr.arbash-meinel.com/branches/bzr/0.16-dev/rename_directory_105479

------------------------------------------------------------
revno: 2439
revision-id: john at arbash-meinel.com-20070420164821-ml7cw68e09gcr54d
parent: pqm at pqm.ubuntu.com-20070420154033-kkrk7tn575z1o491
committer: John Arbash Meinel <john at arbash-meinel.com>
branch nick: rename_directory_105479
timestamp: Fri 2007-04-20 11:48:21 -0500
message:
  Create an assertion to help track down what the bug is.
modified:
  bzrlib/workingtree_4.py        workingtree_4.py-20070208044105-5fgpc5j3ljlh5q6c-1
-------------- next part --------------
=== modified file 'bzrlib/workingtree_4.py'
--- a/bzrlib/workingtree_4.py	2007-04-20 15:40:33 +0000
+++ b/bzrlib/workingtree_4.py	2007-04-20 16:48:21 +0000
@@ -1920,7 +1920,17 @@
                     #       parent entry will be the same as the source entry.
                     target_parent_entry = state._get_entry(target_index,
                                                            path_utf8=new_dirname)
-                    target_parent_id = target_parent_entry[0][2]
+                    assert target_parent_entry != (None, None), (
+                        "Could not find target parent in wt: %s\nparent of: %s"
+                        % (new_dirname, entry))
+                    try:
+                        target_parent_id = target_parent_entry[0][2]
+                    except TypeError, e:
+                        sys.stderr.write('Failure: %s, %s, %s, %s\n%s\n'
+                                         % (type(target_parent_entry),
+                                            target_parent_entry,
+                                            target_index, new_dirname, entry))
+                        raise
                     if target_parent_id == entry[0][2]:
                         # This is the root, so the parent is None
                         target_parent_id = None