# Copyright (C) 2005 Aaron Bentley and Panometrics, Inc.
# <abentley@panoramicfeedback.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Compare two bug trees"""
from libbe import cmdutil, bugdir
from libbe.utility import time_to_str
from libbe.bug import cmp_severity
def diff(old_tree, new_tree):
old_bug_map = old_tree.bug_map()
new_bug_map = new_tree.bug_map()
added = []
removed = []
modified = []
for old_bug in old_bug_map.itervalues():
new_bug = new_bug_map.get(old_bug.uuid)
if new_bug is None :
removed.append(old_bug)
else:
if old_bug != new_bug:
modified.append((old_bug, new_bug))
for new_bug in new_bug_map.itervalues():
if not old_bug_map.has_key(new_bug.uuid):
added.append(new_bug)
return (removed, modified, added)
def reference_diff(bugdir, spec=None):
return diff(bugdir.get_reference_bugdir(spec), bugdir)
def diff_report(diff_data, bug_dir):
(removed, modified, added) = diff_data
bugs = list(bug_dir.list())
def modified_cmp(left, right):
return cmp_severity(left[1], right[1])
added.sort(cmp_severity)
removed.sort(cmp_severity)
modified.sort(modified_cmp)
if len(added) > 0:
print "New bug reports:"
for bug in added:
print bug.string(shortlist=True)
if len(modified) > 0:
printed = False
for old_bug, new_bug in modified:
change_str = bug_changes(old_bug, new_bug, bugs)
if change_str is None:
continue
if not printed:
printed = True
print "Modified bug reports:"
print change_str
if len(removed) > 0:
print "Removed bug reports:"
for bug in removed:
print bug.string(bug, bugs, shortlist=True)
def change_lines(old, new, attributes):
change_list = []
for attr in attributes:
old_attr = getattr(old, attr)
new_attr = getattr(new, attr)
if old_attr != new_attr:
change_list.append((attr, old_attr, new_attr))
if len(change_list) >= 0:
return change_list
else:
return None
def bug_changes(old, new, bugs):
change_list = change_lines(old, new, ("time", "creator", "severity",
"target", "summary", "status", "assigned"))
old_comment_ids = list(old.iter_comment_ids())
new_comment_ids = list(new.iter_comment_ids())
change_strings = ["%s: %s -> %s" % f for f in change_list]
for comment_id in new_comment_ids:
if comment_id not in old_comment_ids:
summary = comment_summary(new.get_comment(comment_id), "new")
change_strings.append(summary)
for comment_id in old_comment_ids:
if comment_id not in new_comment_ids:
summary = comment_summary(new.get_comment(comment_id), "removed")
change_strings.append(summary)
if len(change_strings) == 0:
return None
return "%s%s\n" % (new.string(bugs, shortlist=True),
"\n".join(change_strings))
def comment_summary(comment, status):
return "%8s comment from %s on %s" % (status, comment.From,
time_to_str(comment.time))
