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# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
# W. Trevor King <wking@drexel.edu>
#
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""Compare two bug trees"""
from libbe import cmdutil, bugdir, bug
from libbe.utility import time_to_str
import doctest
def diff(old_bugdir, new_bugdir):
added = []
removed = []
modified = []
for uuid in old_bugdir.list_uuids():
old_bug = old_bugdir.bug_from_uuid(uuid)
try:
new_bug = new_bugdir.bug_from_uuid(uuid)
if old_bug != new_bug:
modified.append((old_bug, new_bug))
except KeyError:
removed.append(old_bug)
for uuid in new_bugdir.list_uuids():
if not old_bugdir.has_bug(uuid):
new_bug = new_bugdir.bug_from_uuid(uuid)
added.append(new_bug)
return (removed, modified, added)
def diff_report(diff_data, bug_dir):
(removed, modified, added) = diff_data
def modified_cmp(left, right):
return bug.cmp_severity(left[1], right[1])
added.sort(bug.cmp_severity)
removed.sort(bug.cmp_severity)
modified.sort(modified_cmp)
lines = []
if len(added) > 0:
lines.append("New bug reports:")
for bg in added:
lines.extend(bg.string(shortlist=True).splitlines())
lines.append("")
if len(modified) > 0:
printed = False
for old_bug, new_bug in modified:
change_str = bug_changes(old_bug, new_bug, bug_dir)
if change_str is None:
continue
if not printed:
printed = True
lines.append("Modified bug reports:")
lines.extend(change_str.splitlines())
if printed == True:
lines.append("")
if len(removed) > 0:
lines.append("Removed bug reports:")
for bg in removed:
lines.extend(bg.string(shortlist=True).splitlines())
lines.append("")
return '\n'.join(lines)
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 = [c.uuid for c in old.comments()]
new_comment_ids = [c.uuid for c in new.comments()]
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.comment_from_uuid(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.comment_from_uuid(comment_id),
"removed")
change_strings.append(summary)
if len(change_strings) == 0:
return None
return "%s\n %s" % (new.string(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))
suite = doctest.DocTestSuite()
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