changeset 24681:33ab99a6ad9b

archive: look for first visible revision to build repo identity (issue4591) No test for the case where all revisions are hidden because "archive" command aborts if the target revision is null.
author Yuya Nishihara <yuya@tcha.org>
date Wed, 08 Apr 2015 23:30:02 +0900
parents 0974d3a0be29
children aef3d1469773
files mercurial/archival.py tests/test-obsolete.t
diffstat 2 files changed, 31 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/archival.py	Wed Apr 08 22:42:37 2015 +0900
+++ b/mercurial/archival.py	Wed Apr 08 23:30:02 2015 +0900
@@ -54,11 +54,17 @@
             return kind
     return None
 
+def _rootctx(repo):
+    # repo[0] may be hidden
+    for rev in repo:
+        return repo[rev]
+    return repo['null']
+
 def buildmetadata(ctx):
     '''build content of .hg_archival.txt'''
     repo = ctx.repo()
     base = 'repo: %s\nnode: %s\nbranch: %s\n' % (
-        repo[0].hex(), ctx.hex(), encoding.fromlocal(ctx.branch()))
+        _rootctx(repo).hex(), ctx.hex(), encoding.fromlocal(ctx.branch()))
 
     tags = ''.join('tag: %s\n' % t for t in ctx.tags()
                    if repo.tagtype(t) == 'global')
--- a/tests/test-obsolete.t	Wed Apr 08 22:42:37 2015 +0900
+++ b/tests/test-obsolete.t	Wed Apr 08 23:30:02 2015 +0900
@@ -250,6 +250,30 @@
   o  0:1f0dee641bb7 (public) [ ] add a
   
 
+  $ cd ..
+
+Revision 0 is hidden
+--------------------
+
+  $ hg init rev0hidden
+  $ cd rev0hidden
+
+  $ mkcommit kill0
+  $ hg up -q null
+  $ hg debugobsolete `getid kill0`
+  $ mkcommit a
+  $ mkcommit b
+
+Should pick the first visible revision as "repo" node
+
+  $ hg archive ../archive-null
+  $ cat ../archive-null/.hg_archival.txt
+  repo: 1f0dee641bb7258c56bd60e93edfa2405381c41e
+  node: 7c3bad9141dcb46ff89abf5f61856facd56e476c
+  branch: default
+  latesttag: null
+  latesttagdistance: 2
+  changessincelatesttag: 2
 
 
   $ cd ..