# HG changeset patch
# User Matt Mackall <mpm@selenic.com>
# Date 1310752618 18000
# Node ID 9b9424540a9f299a5902f1731b3dab9fa3fa265a
# Parent  743cc738f7040f2f6daa574deb2e2b8d9b5b03a4# Parent  bb2cffe81a9406971eafb93e8e33498d7f7dd7b7
merge with stable

diff -r bb2cffe81a94 -r 9b9424540a9f hgext/eol.py
--- a/hgext/eol.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/hgext/eol.py	Fri Jul 15 12:56:58 2011 -0500
@@ -52,9 +52,10 @@
    The rules will first apply when files are touched in the working
    copy, e.g. by updating to null and back to tip to touch all files.
 
-The extension uses an optional ``[eol]`` section in your hgrc file
-(not the ``.hgeol`` file) for settings that control the overall
-behavior. There are two settings:
+The extension uses an optional ``[eol]`` section read from both the
+normal Mercurial configuration files and the ``.hgeol`` file, with the
+latter overriding the former. You can use that section to control the
+overall behavior. There are three settings:
 
 - ``eol.native`` (default ``os.linesep``) can be set to ``LF`` or
   ``CRLF`` to override the default interpretation of ``native`` for
@@ -67,6 +68,10 @@
   Such files are normally not touched under the assumption that they
   have mixed EOLs on purpose.
 
+- ``eol.fix-trailing-newline`` (default False) can be set to True to
+  ensure that converted files end with a EOL character (either ``\\n``
+  or ``\\r\\n`` as per the configured patterns).
+
 The extension provides ``cleverencode:`` and ``cleverdecode:`` filters
 like the deprecated win32text extension does. This means that you can
 disable win32text and enable eol and your filters will still work. You
@@ -106,6 +111,8 @@
         return s
     if ui.configbool('eol', 'only-consistent', True) and inconsistenteol(s):
         return s
+    if ui.configbool('eol', 'fix-trailing-newline', False) and s and s[-1] != '\n':
+        s = s + '\n'
     return eolre.sub('\n', s)
 
 def tocrlf(s, params, ui, **kwargs):
@@ -114,6 +121,8 @@
         return s
     if ui.configbool('eol', 'only-consistent', True) and inconsistenteol(s):
         return s
+    if ui.configbool('eol', 'fix-trailing-newline', False) and s and s[-1] != '\n':
+        s = s + '\n'
     return eolre.sub('\r\n', s)
 
 def isbinary(s, params):
@@ -158,7 +167,7 @@
         # about inconsistent newlines.
         self.match = match.match(root, '', [], include, exclude)
 
-    def setfilters(self, ui):
+    def copytoui(self, ui):
         for pattern, style in self.cfg.items('patterns'):
             key = style.upper()
             try:
@@ -167,6 +176,9 @@
             except KeyError:
                 ui.warn(_("ignoring unknown EOL style '%s' from %s\n")
                         % (style, self.cfg.source('patterns', pattern)))
+        # eol.only-consistent can be specified in ~/.hgrc or .hgeol
+        for k, v in self.cfg.items('eol'):
+            ui.setconfig('eol', k, v)
 
     def checkrev(self, repo, ctx, files):
         failed = []
@@ -273,7 +285,7 @@
             eol = parseeol(self.ui, self, nodes)
             if eol is None:
                 return None
-            eol.setfilters(self.ui)
+            eol.copytoui(self.ui)
             return eol.match
 
         def _hgcleardirstate(self):
diff -r bb2cffe81a94 -r 9b9424540a9f hgext/keyword.py
--- a/hgext/keyword.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/hgext/keyword.py	Fri Jul 15 12:56:58 2011 -0500
@@ -322,11 +322,11 @@
         text = self.kwt.shrink(self.path, text)
         return super(kwfilelog, self).cmp(node, text)
 
-def _status(ui, repo, kwt, *pats, **opts):
+def _status(ui, repo, wctx, kwt, *pats, **opts):
     '''Bails out if [keyword] configuration is not active.
     Returns status of working directory.'''
     if kwt:
-        return repo.status(match=scmutil.match(repo[None], pats, opts), clean=True,
+        return repo.status(match=scmutil.match(wctx, pats, opts), clean=True,
                            unknown=opts.get('unknown') or opts.get('all'))
     if ui.configitems('keyword'):
         raise util.Abort(_('[keyword] patterns cannot match'))
@@ -340,7 +340,7 @@
     kwt = kwtools['templater']
     wlock = repo.wlock()
     try:
-        status = _status(ui, repo, kwt, *pats, **opts)
+        status = _status(ui, repo, wctx, kwt, *pats, **opts)
         modified, added, removed, deleted, unknown, ignored, clean = status
         if modified or added or removed or deleted:
             raise util.Abort(_('outstanding uncommitted changes'))
@@ -475,13 +475,13 @@
       i = ignored (not tracked)
     '''
     kwt = kwtools['templater']
-    status = _status(ui, repo, kwt, *pats, **opts)
+    wctx = repo[None]
+    status = _status(ui, repo, wctx, kwt, *pats, **opts)
     cwd = pats and repo.getcwd() or ''
     modified, added, removed, deleted, unknown, ignored, clean = status
     files = []
     if not opts.get('unknown') or opts.get('all'):
         files = sorted(modified + added + clean)
-    wctx = repo[None]
     kwfiles = kwt.iskwfile(files, wctx)
     kwdeleted = kwt.iskwfile(deleted, wctx)
     kwunknown = kwt.iskwfile(unknown, wctx)
diff -r bb2cffe81a94 -r 9b9424540a9f hgext/notify.py
--- a/hgext/notify.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/hgext/notify.py	Fri Jul 15 12:56:58 2011 -0500
@@ -167,9 +167,6 @@
         return [mail.addressencode(self.ui, s, self.charsets, self.test)
                 for s in sorted(subs)]
 
-    def url(self, path=None):
-        return self.ui.config('web', 'baseurl') + (path or self.root)
-
     def node(self, ctx, **props):
         '''format one changeset, unless it is a suppressed merge.'''
         if not self.merge and len(ctx.parents()) > 1:
diff -r bb2cffe81a94 -r 9b9424540a9f hgext/progress.py
--- a/hgext/progress.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/hgext/progress.py	Fri Jul 15 12:56:58 2011 -0500
@@ -27,6 +27,9 @@
 
   [progress]
   delay = 3 # number of seconds (float) before showing the progress bar
+  changedelay = 1 # changedelay: minimum delay before showing a new topic.
+                  # If set to less than 3 * refresh, that value will
+                  # be used instead.
   refresh = 0.1 # time in seconds between refreshes of the progress bar
   format = topic bar number estimate # format of the progress bar
   width = <none> # if set, the maximum width of the progress information
@@ -53,7 +56,7 @@
     return ' '.join(s for s in args if s)
 
 def shouldprint(ui):
-    return (util.isatty(sys.stderr) or ui.configbool('progress', 'assume-tty'))
+    return util.isatty(sys.stderr) or ui.configbool('progress', 'assume-tty')
 
 def fmtremaining(seconds):
     if seconds < 60:
@@ -105,9 +108,13 @@
         self.printed = False
         self.lastprint = time.time() + float(self.ui.config(
             'progress', 'delay', default=3))
+        self.lasttopic = None
         self.indetcount = 0
         self.refresh = float(self.ui.config(
             'progress', 'refresh', default=0.1))
+        self.changedelay = max(3 * self.refresh,
+                               float(self.ui.config(
+                                   'progress', 'changedelay', default=1)))
         self.order = self.ui.configlist(
             'progress', 'format',
             default=['topic', 'bar', 'number', 'estimate'])
@@ -184,6 +191,7 @@
         else:
             out = spacejoin(head, tail)
         sys.stderr.write('\r' + out[:termwidth])
+        self.lasttopic = topic
         sys.stderr.flush()
 
     def clear(self):
@@ -248,10 +256,18 @@
                 self.topics.append(topic)
             self.topicstates[topic] = pos, item, unit, total
             if now - self.lastprint >= self.refresh and self.topics:
-                self.lastprint = now
-                self.show(now, topic, *self.topicstates[topic])
+                if (self.lasttopic is None # first time we printed
+                    # not a topic change
+                    or topic == self.lasttopic
+                    # it's been long enough we should print anyway
+                    or now - self.lastprint >= self.changedelay):
+                    self.lastprint = now
+                    self.show(now, topic, *self.topicstates[topic])
+
+_singleton = None
 
 def uisetup(ui):
+    global _singleton
     class progressui(ui.__class__):
         _progbar = None
 
@@ -278,7 +294,9 @@
         # we instantiate one globally shared progress bar to avoid
         # competing progress bars when multiple UI objects get created
         if not progressui._progbar:
-            progressui._progbar = progbar(ui)
+            if _singleton is None:
+                _singleton = progbar(ui)
+            progressui._progbar = _singleton
 
 def reposetup(ui, repo):
     uisetup(repo.ui)
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/bookmarks.py
--- a/mercurial/bookmarks.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/bookmarks.py	Fri Jul 15 12:56:58 2011 -0500
@@ -26,7 +26,13 @@
     bookmarks = {}
     try:
         for line in repo.opener('bookmarks'):
-            sha, refspec = line.strip().split(' ', 1)
+            line = line.strip()
+            if not line:
+                continue
+            if ' ' not in line:
+                repo.ui.warn(_('malformed line in .hg/bookmarks: %r\n') % line)
+                continue
+            sha, refspec = line.split(' ', 1)
             refspec = encoding.tolocal(refspec)
             try:
                 bookmarks[refspec] = repo.changelog.lookup(sha)
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/commands.py
--- a/mercurial/commands.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/commands.py	Fri Jul 15 12:56:58 2011 -0500
@@ -119,6 +119,10 @@
     ('', 'stat', None, _('output diffstat-style summary of changes')),
 ]
 
+mergetoolopts = [
+    ('t', 'tool', '', _('specify merge tool')),
+]
+
 similarityopts = [
     ('s', 'similarity', '',
      _('guess renamed files by similarity (0<=s<=100)'), _('SIMILARITY'))
@@ -349,9 +353,8 @@
 @command('backout',
     [('', 'merge', None, _('merge with old dirstate parent after backout')),
     ('', 'parent', '', _('parent to choose when backing out merge'), _('REV')),
-    ('t', 'tool', '', _('specify merge tool')),
     ('r', 'rev', '', _('revision to backout'), _('REV')),
-    ] + walkopts + commitopts + commitopts2,
+    ] + mergetoolopts + walkopts + commitopts + commitopts2,
     _('[OPTION]... [-r] REV'))
 def backout(ui, repo, node=None, rev=None, **opts):
     '''reverse effect of earlier changeset
@@ -1102,8 +1105,8 @@
     ctx = repo[node]
     parents = ctx.parents()
 
-    if bheads and not [x for x in parents
-                       if x.node() in bheads and x.branch() == branch]:
+    if (bheads and node not in bheads and not
+        [x for x in parents if x.node() in bheads and x.branch() == branch]):
         ui.status(_('created new head\n'))
         # The message is not printed for initial roots. For the other
         # changesets, it is printed in the following situations:
@@ -3505,10 +3508,10 @@
 
 @command('^merge',
     [('f', 'force', None, _('force a merge with outstanding changes')),
-    ('t', 'tool', '', _('specify merge tool')),
     ('r', 'rev', '', _('revision to merge'), _('REV')),
     ('P', 'preview', None,
-     _('review revisions to merge (no merge is performed)'))],
+     _('review revisions to merge (no merge is performed)'))
+     ] + mergetoolopts,
     _('[-P] [-f] [[-r] REV]'))
 def merge(ui, repo, node=None, **opts):
     """merge working directory with another revision
@@ -3587,7 +3590,7 @@
 
     try:
         # ui.forcemerge is an internal variable, do not document
-        ui.setconfig('ui', 'forcemerge', opts.get('tool', ''))
+        repo.ui.setconfig('ui', 'forcemerge', opts.get('tool', ''))
         return hg.merge(repo, node, force=opts.get('force'))
     finally:
         ui.setconfig('ui', 'forcemerge', '')
@@ -4049,9 +4052,8 @@
     ('l', 'list', None, _('list state of files needing merge')),
     ('m', 'mark', None, _('mark files as resolved')),
     ('u', 'unmark', None, _('mark files as unresolved')),
-    ('t', 'tool', '', _('specify merge tool')),
     ('n', 'no-status', None, _('hide status prefix'))]
-    + walkopts,
+    + mergetoolopts + walkopts,
     _('[OPTION]... [FILE]...'))
 def resolve(ui, repo, *pats, **opts):
     """redo merges or set/view the merge status of files
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/dispatch.py
--- a/mercurial/dispatch.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/dispatch.py	Fri Jul 15 12:56:58 2011 -0500
@@ -474,7 +474,7 @@
         lui = ui.copy()
         lui.readconfig(os.path.join(path, ".hg", "hgrc"), path)
 
-    if rpath:
+    if rpath and rpath[-1]:
         path = lui.expandpath(rpath[-1])
         lui = ui.copy()
         lui.readconfig(os.path.join(path, ".hg", "hgrc"), path)
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/hg.py
--- a/mercurial/hg.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/hg.py	Fri Jul 15 12:56:58 2011 -0500
@@ -98,9 +98,9 @@
             hook(ui, repo)
     return repo
 
-def peer(ui, opts, path, create=False):
+def peer(uiorrepo, opts, path, create=False):
     '''return a repository peer for the specified path'''
-    rui = remoteui(ui, opts)
+    rui = remoteui(uiorrepo, opts)
     return repository(rui, path, create)
 
 def defaultdest(source):
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/osutil.c
--- a/mercurial/osutil.c	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/osutil.c	Fri Jul 15 12:56:58 2011 -0500
@@ -12,6 +12,7 @@
 #include <fcntl.h>
 #include <stdio.h>
 #include <string.h>
+#include <errno.h>
 
 #ifdef _WIN32
 #include <windows.h>
@@ -288,7 +289,8 @@
 #endif
 
 	if (pathlen >= PATH_MAX) {
-		PyErr_SetString(PyExc_ValueError, "path too long");
+		errno = ENAMETOOLONG;
+		PyErr_SetFromErrnoWithFilename(PyExc_OSError, path);
 		goto error_value;
 	}
 	strncpy(fullpath, path, PATH_MAX);
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/ui.py
--- a/mercurial/ui.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/mercurial/ui.py	Fri Jul 15 12:56:58 2011 -0500
@@ -46,7 +46,7 @@
     def copy(self):
         return self.__class__(self)
 
-    def _is_trusted(self, fp, f):
+    def _trusted(self, fp, f):
         st = util.fstat(fp)
         if util.isowner(st):
             return True
@@ -75,7 +75,7 @@
             raise
 
         cfg = config.config()
-        trusted = sections or trust or self._is_trusted(fp, filename)
+        trusted = sections or trust or self._trusted(fp, filename)
 
         try:
             cfg.read(filename, fp, sections=sections, remap=remap)
diff -r bb2cffe81a94 -r 9b9424540a9f mercurial/verify.py
diff -r bb2cffe81a94 -r 9b9424540a9f tests/run-tests.py
--- a/tests/run-tests.py	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/run-tests.py	Fri Jul 15 12:56:58 2011 -0500
@@ -726,6 +726,7 @@
                     rename(testpath + ".err", testpath)
                 else:
                     rename(testpath + ".err", testpath + ".out")
+                result('p', test)
                 return
         result('f', (test, msg))
 
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-bookmarks.t
--- a/tests/test-bookmarks.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-bookmarks.t	Fri Jul 15 12:56:58 2011 -0500
@@ -342,3 +342,19 @@
    * Z                         3:125c9a1d6df6
      x  y                      2:db815d6d32e6
 
+test wrongly formated bookmark
+
+  $ echo '' >> .hg/bookmarks
+  $ hg bookmarks
+     X2                        1:925d80f479bb
+     Y                         2:db815d6d32e6
+   * Z                         3:125c9a1d6df6
+     x  y                      2:db815d6d32e6
+  $ echo "Ican'thasformatedlines" >> .hg/bookmarks
+  $ hg bookmarks
+  malformed line in .hg/bookmarks: "Ican'thasformatedlines"
+     X2                        1:925d80f479bb
+     Y                         2:db815d6d32e6
+   * Z                         3:125c9a1d6df6
+     x  y                      2:db815d6d32e6
+
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-convert-svn-move.t
--- a/tests/test-convert-svn-move.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-convert-svn-move.t	Fri Jul 15 12:56:58 2011 -0500
@@ -167,6 +167,7 @@
   > [progress]
   > assume-tty = 1
   > delay = 0
+  > changedelay = 0
   > format = topic bar number
   > refresh = 0
   > width = 60
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-debugcomplete.t
--- a/tests/test-debugcomplete.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-debugcomplete.t	Fri Jul 15 12:56:58 2011 -0500
@@ -196,7 +196,7 @@
   forget: include, exclude
   init: ssh, remotecmd, insecure
   log: follow, follow-first, date, copies, keyword, rev, removed, only-merges, user, only-branch, branch, prune, hidden, patch, git, limit, no-merges, stat, style, template, include, exclude
-  merge: force, tool, rev, preview
+  merge: force, rev, preview, tool
   pull: update, force, rev, bookmark, branch, ssh, remotecmd, insecure
   push: force, rev, bookmark, branch, new-branch, ssh, remotecmd, insecure
   remove: after, force, include, exclude
@@ -206,7 +206,7 @@
   update: clean, check, date, rev
   addremove: similarity, include, exclude, dry-run
   archive: no-decode, prefix, rev, type, subrepos, include, exclude
-  backout: merge, parent, tool, rev, include, exclude, message, logfile, date, user
+  backout: merge, parent, rev, tool, include, exclude, message, logfile, date, user
   bisect: reset, good, bad, skip, extend, command, noupdate
   bookmarks: force, rev, delete, rename, inactive
   branch: force, clean
@@ -255,7 +255,7 @@
   paths: 
   recover: 
   rename: after, force, include, exclude, dry-run
-  resolve: all, list, mark, unmark, tool, no-status, include, exclude
+  resolve: all, list, mark, unmark, no-status, tool, include, exclude
   revert: all, date, rev, no-backup, include, exclude, dry-run
   rollback: dry-run
   root: 
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-eol.t
--- a/tests/test-eol.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-eol.t	Fri Jul 15 12:56:58 2011 -0500
@@ -441,3 +441,82 @@
   warning: ignoring .hgeol file due to parse error at .hgeol:1: bad
   $ hg status
   ? .hgeol.orig
+
+Test eol.only-consistent can be specified in .hgeol
+
+  $ cd $TESTTMP
+  $ hg init only-consistent
+  $ cd only-consistent
+  $ printf "first\nsecond\r\n" > a.txt
+  $ hg add a.txt
+  $ cat > .hgeol << EOF
+  > [eol]
+  > only-consistent = True
+  > EOF
+  $ hg commit -m 'inconsistent'
+  abort: inconsistent newline style in a.txt
+  
+  [255]
+  $ cat > .hgeol << EOF
+  > [eol]
+  > only-consistent = False
+  > EOF
+  $ hg commit -m 'consistent'
+
+
+Test trailing newline
+
+  $ cat >> $HGRCPATH <<EOF
+  > [extensions]
+  > eol=
+  > EOF
+
+setup repository
+
+  $ cd $TESTTMP
+  $ hg init trailing
+  $ cd trailing
+  $ cat > .hgeol <<EOF
+  > [patterns]
+  > **.txt = native
+  > [eol]
+  > fix-trailing-newline = False
+  > EOF
+
+add text without trailing newline
+
+  $ printf "first\nsecond" > a.txt
+  $ hg commit --addremove -m 'checking in'
+  adding .hgeol
+  adding a.txt
+  $ rm a.txt
+  $ hg update -C -q
+  $ cat a.txt
+  first
+  second (no-eol)
+
+  $ cat > .hgeol <<EOF
+  > [patterns]
+  > **.txt = native
+  > [eol]
+  > fix-trailing-newline = True
+  > EOF
+  $ printf "third\nfourth" > a.txt
+  $ hg commit -m 'checking in with newline fix'
+  $ rm a.txt
+  $ hg update -C -q
+  $ cat a.txt
+  third
+  fourth
+
+append a line without trailing newline
+
+  $ printf "fifth" >> a.txt
+  $ hg commit -m 'adding another line line'
+  $ rm a.txt
+  $ hg update -C -q
+  $ cat a.txt
+  third
+  fourth
+  fifth
+
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-notify-changegroup.t
--- a/tests/test-notify-changegroup.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-notify-changegroup.t	Fri Jul 15 12:56:58 2011 -0500
@@ -72,4 +72,57 @@
   @@ -0,0 +1,2 @@
   +a
   +a
+  $ hg --cwd a rollback
+  repository tip rolled back to revision -1 (undo push)
+  working directory now based on revision -1
 
+unbundle with unrelated source
+
+  $ hg --cwd b bundle ../test.hg ../a
+  searching for changes
+  2 changesets found
+  $ hg --cwd a unbundle ../test.hg
+  adding changesets
+  adding manifests
+  adding file changes
+  added 2 changesets with 2 changes to 1 files
+  (run 'hg update' to get a working copy)
+  $ hg --cwd a rollback
+  repository tip rolled back to revision -1 (undo unbundle)
+  working directory now based on revision -1
+
+unbundle with correct source
+
+  $ hg --config notify.sources=unbundle --cwd a unbundle ../test.hg 2>&1 |
+  >     python -c 'import sys,re; print re.sub("\n\t", " ", sys.stdin.read()),'
+  adding changesets
+  adding manifests
+  adding file changes
+  added 2 changesets with 2 changes to 1 files
+  Content-Type: text/plain; charset="us-ascii"
+  MIME-Version: 1.0
+  Content-Transfer-Encoding: 7bit
+  Date: * (glob)
+  Subject: * (glob)
+  From: test
+  X-Hg-Notification: changeset cb9a9f314b8b
+  Message-Id: <*> (glob)
+  To: baz, foo@bar
+  
+  changeset cb9a9f314b8b in $TESTTMP/a
+  details: $TESTTMP/a?cmd=changeset;node=cb9a9f314b8b
+  summary: a
+  
+  changeset ba677d0156c1 in $TESTTMP/a
+  details: $TESTTMP/a?cmd=changeset;node=ba677d0156c1
+  summary: b
+  
+  diffs (6 lines):
+  
+  diff -r 000000000000 -r ba677d0156c1 a
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/a	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,2 @@
+  +a
+  +a
+  (run 'hg update' to get a working copy)
diff -r bb2cffe81a94 -r 9b9424540a9f tests/test-progress.t
--- a/tests/test-progress.t	Thu Jul 14 11:46:15 2011 +0300
+++ b/tests/test-progress.t	Fri Jul 15 12:56:58 2011 -0500
@@ -9,16 +9,28 @@
   >         total = loops
   >     if opts.get('total', None):
   >         total = int(opts.get('total'))
+  >     nested = False
+  >     if opts.get('nested', None):
+  >         nested = True
   >     loops = abs(loops)
   > 
   >     for i in range(loops):
   >         ui.progress('loop', i, 'loop.%d' % i, 'loopnum', total)
+  >         if opts.get('parallel'):
+  >             ui.progress('other', i, 'other.%d' % i, 'othernum', total)
+  >         if nested:
+  >             for j in range(2):
+  >                 ui.progress('nested', j, 'nested.%d' % j, 'nestnum', 2)
+  >             ui.progress('nested', None, 'nested.done', 'nestnum', 2)
   >     ui.progress('loop', None, 'loop.done', 'loopnum', total)
   > 
   > commands.norepo += " loop"
   > 
   > cmdtable = {
-  >     "loop": (loop, [('', 'total', '', 'override for total')],
+  >     "loop": (loop, [('', 'total', '', 'override for total'),
+  >                     ('', 'nested', False, 'show nested results'),
+  >                     ('', 'parallel', False, 'show parallel sets of results'),
+  >                    ],
   >              'hg loop LOOPS'),
   > }
   > EOF
@@ -47,6 +59,42 @@
   loop [===============================>                ] 2/3
                                                               \r (esc)
 
+
+test nested short-lived topics (which shouldn't display with nestdelay):
+
+  $ hg -y loop 3 --nested 2>&1 | \
+  > python $TESTDIR/filtercr.py
+  
+  loop [                                                ] 0/3
+  loop [===============>                                ] 1/3
+  loop [===============================>                ] 2/3
+                                                              \r (esc)
+
+
+  $ hg --config progress.changedelay=0 -y loop 3 --nested 2>&1 | \
+  > python $TESTDIR/filtercr.py
+  
+  loop [                                                ] 0/3
+  nested [                                              ] 0/2
+  nested [======================>                       ] 1/2
+  loop [===============>                                ] 1/3
+  nested [                                              ] 0/2
+  nested [======================>                       ] 1/2
+  loop [===============================>                ] 2/3
+  nested [                                              ] 0/2
+  nested [======================>                       ] 1/2
+                                                              \r (esc)
+
+
+test two topics being printed in parallel (as when we're doing a local
+--pull clone, where you get the unbundle and bundle progress at the
+same time):
+  $ hg loop 3 --parallel 2>&1 | python $TESTDIR/filtercr.py
+  
+  loop [                                                ] 0/3
+  loop [===============>                                ] 1/3
+  loop [===============================>                ] 2/3
+                                                              \r (esc)
 test refresh is taken in account
 
   $ hg -y --config progress.refresh=100 loop 3 2>&1 | $TESTDIR/filtercr.py