test: use a more verbose output in the test

While debugging some test failure, I released the test never checks if the
relevant changesets were preserved. So I am updating the test from `hg parents`
usage to `hg log -G` with a special template. This increase the area covered by
the test and clarify the test failures.

tests/test-strip.t

@@ -1,1354 +1,1395 b''
   $ echo "[extensions]" >> $HGRCPATH
   $ echo "strip=" >> $HGRCPATH
   $ echo "drawdag=$TESTDIR/drawdag.py" >> $HGRCPATH
 
   $ restore() {
   >     hg unbundle -q .hg/strip-backup/*
   >     rm .hg/strip-backup/*
   > }
   $ teststrip() {
   >     hg up -C $1
   >     echo % before update $1, strip $2
-  >     hg parents
+  >     hg log -G -T '{rev}:{node}'
   >     hg --traceback strip $2
   >     echo % after update $1, strip $2
-  >     hg parents
+  >     hg log -G -T '{rev}:{node}'
   >     restore
   > }
 
   $ hg init test
   $ cd test
 
   $ echo foo > bar
   $ hg ci -Ama
   adding bar
 
   $ echo more >> bar
   $ hg ci -Amb
 
   $ echo blah >> bar
   $ hg ci -Amc
 
   $ hg up 1
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo blah >> bar
   $ hg ci -Amd
   created new head
 
   $ echo final >> bar
   $ hg ci -Ame
 
   $ hg log
   changeset:   4:443431ffac4f
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     e
   
   changeset:   3:65bd5f99a4a3
   parent:      1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     d
   
   changeset:   2:264128213d29
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     c
   
   changeset:   1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     b
   
   changeset:   0:9ab35a2d17cb
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     a
   
 
   $ teststrip 4 4
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   % before update 4, strip 4
-  changeset:   4:443431ffac4f
-  tag:         tip
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     e
+  @  4:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update 4, strip 4
-  changeset:   3:65bd5f99a4a3
-  tag:         tip
-  parent:      1:ef3a871183d7
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     d
+  @  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   $ teststrip 4 3
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   % before update 4, strip 3
-  changeset:   4:443431ffac4f
-  tag:         tip
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     e
+  @  4:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update 4, strip 3
-  changeset:   1:ef3a871183d7
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     b
+  o  2:264128213d290d868c54642d13aeaa3675551a78
+  |
+  @  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   $ teststrip 1 4
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   % before update 1, strip 4
-  changeset:   1:ef3a871183d7
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     b
+  o  4:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  @  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update 1, strip 4
-  changeset:   1:ef3a871183d7
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     b
+  o  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  @  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   $ teststrip 4 2
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   % before update 4, strip 2
-  changeset:   4:443431ffac4f
-  tag:         tip
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     e
+  @  4:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  3:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  | o  2:264128213d290d868c54642d13aeaa3675551a78
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update 4, strip 2
-  changeset:   3:443431ffac4f
-  tag:         tip
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     e
+  @  3:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  2:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   $ teststrip 4 1
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   % before update 4, strip 1
-  changeset:   4:264128213d29
-  tag:         tip
-  parent:      1:ef3a871183d7
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     c
+  @  4:264128213d290d868c54642d13aeaa3675551a78
+  |
+  | o  3:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  | |
+  | o  2:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update 4, strip 1
-  changeset:   0:9ab35a2d17cb
-  tag:         tip
-  user:        test
-  date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     a
+  @  0:9ab35a2d17cb64271241ea881efcc19dd953215b
   
   $ teststrip null 4
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   % before update null, strip 4
+  o  4:264128213d290d868c54642d13aeaa3675551a78
+  |
+  | o  3:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  | |
+  | o  2:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |/
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
+  
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   % after update null, strip 4
+  o  3:443431ffac4f5b5a19b0b6c298a21b7ba736bcce
+  |
+  o  2:65bd5f99a4a376cdea23a1153f07856b0d881d64
+  |
+  o  1:ef3a871183d7199c541cc140218298bbfcc6c28a
+  |
+  o  0:9ab35a2d17cb64271241ea881efcc19dd953215b
+  
 
   $ hg log
   changeset:   4:264128213d29
   tag:         tip
   parent:      1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     c
   
   changeset:   3:443431ffac4f
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     e
   
   changeset:   2:65bd5f99a4a3
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     d
   
   changeset:   1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     b
   
   changeset:   0:9ab35a2d17cb
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     a
   
   $ hg up -C 4
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg parents
   changeset:   4:264128213d29
   tag:         tip
   parent:      1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     c
   
 
   $ hg --traceback strip 4
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/264128213d29-0b39d6bf-backup.hg
   $ hg parents
   changeset:   1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     b
   
   $ hg debugbundle .hg/strip-backup/*
   Stream params: {Compression: BZ}
   changegroup -- {nbchanges: 1, version: 02} (mandatory: True)
       264128213d290d868c54642d13aeaa3675551a78
   cache:rev-branch-cache -- {} (mandatory: False)
   phase-heads -- {} (mandatory: True)
       264128213d290d868c54642d13aeaa3675551a78 draft
   $ hg unbundle .hg/strip-backup/*
   adding changesets
   adding manifests
   adding file changes
   added 1 changesets with 0 changes to 1 files (+1 heads)
   new changesets 264128213d29 (1 drafts)
   (run 'hg heads' to see heads, 'hg merge' to merge)
   $ rm .hg/strip-backup/*
   $ hg log --graph
   o  changeset:   4:264128213d29
   |  tag:         tip
   |  parent:      1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     c
   |
   | o  changeset:   3:443431ffac4f
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     e
   | |
   | o  changeset:   2:65bd5f99a4a3
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     d
   |
   @  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
   $ hg up -C 2
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ hg merge 4
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
 
 before strip of merge parent
 
   $ hg parents
   changeset:   2:65bd5f99a4a3
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     d
   
   changeset:   4:264128213d29
   tag:         tip
   parent:      1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     c
   
 ##strip not allowed with merge in progress
   $ hg strip 4
   abort: outstanding uncommitted merge
   (use 'hg commit' or 'hg merge --abort')
   [255]
 ##strip allowed --force with merge in progress
   $ hg strip 4 --force
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
 
 after strip of merge parent
 
   $ hg parents
   changeset:   1:ef3a871183d7
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     b
   
   $ restore
 
   $ hg up
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   updated to "264128213d29: c"
   1 other heads for branch "default"
   $ hg log -G
   @  changeset:   4:264128213d29
   |  tag:         tip
   |  parent:      1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     c
   |
   | o  changeset:   3:443431ffac4f
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     e
   | |
   | o  changeset:   2:65bd5f99a4a3
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     d
   |
   o  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
 
 2 is parent of 3, only one strip should happen
 
   $ hg strip "roots(2)" 3
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ hg log -G
   @  changeset:   2:264128213d29
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     c
   |
   o  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
   $ restore
   $ hg log -G
   o  changeset:   4:443431ffac4f
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     e
   |
   o  changeset:   3:65bd5f99a4a3
   |  parent:      1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     d
   |
   | @  changeset:   2:264128213d29
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     c
   |
   o  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
 Failed hook while applying "saveheads" bundle.
 
   $ hg strip 2 --config hooks.pretxnchangegroup.bad=false
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   transaction abort!
   rollback completed
   strip failed, backup bundle stored in '$TESTTMP/test/.hg/strip-backup/*-backup.hg' (glob)
   strip failed, unrecovered changes stored in '$TESTTMP/test/.hg/strip-backup/*-temp.hg' (glob)
   (fix the problem, then recover the changesets with "hg unbundle '$TESTTMP/test/.hg/strip-backup/*-temp.hg'") (glob)
   abort: pretxnchangegroup.bad hook exited with status 1
   [255]
   $ restore
   $ hg log -G
   o  changeset:   4:443431ffac4f
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     e
   |
   o  changeset:   3:65bd5f99a4a3
   |  parent:      1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     d
   |
   | o  changeset:   2:264128213d29
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     c
   |
   @  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
 
 2 different branches: 2 strips
 
   $ hg strip 2 4
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ hg log -G
   o  changeset:   2:65bd5f99a4a3
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     d
   |
   @  changeset:   1:ef3a871183d7
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
   $ restore
 
 2 different branches and a common ancestor: 1 strip
 
   $ hg strip 1 "2|4"
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ restore
 
 verify fncache is kept up-to-date
 
   $ touch a
   $ hg ci -qAm a
 #if repofncache
   $ cat .hg/store/fncache | sort
   data/a.i
   data/bar.i
 #endif
 
   $ hg strip tip
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
 #if repofncache
   $ cat .hg/store/fncache
   data/bar.i
 #endif
 
 stripping an empty revset
 
   $ hg strip "1 and not 1"
   abort: empty revision set
   [255]
 
 remove branchy history for qimport tests
 
   $ hg strip 3
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
 
 
 strip of applied mq should cleanup status file
 
   $ echo "mq=" >> $HGRCPATH
   $ hg up -C 3
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo fooagain >> bar
   $ hg ci -mf
   $ hg qimport -r tip:2
 
 applied patches before strip
 
   $ hg qapplied
   d
   e
   f
 
 stripping revision in queue
 
   $ hg strip 3
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
 
 applied patches after stripping rev in queue
 
   $ hg qapplied
   d
 
 stripping ancestor of queue
 
   $ hg strip 1
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
 
 applied patches after stripping ancestor of queue
 
   $ hg qapplied
 
 Verify strip protects against stripping wc parent when there are uncommitted mods
 
   $ echo b > b
   $ echo bb > bar
   $ hg add b
   $ hg ci -m 'b'
   $ hg log --graph
   @  changeset:   1:76dcf9fab855
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     b
   |
   o  changeset:   0:9ab35a2d17cb
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
   $ hg up 0
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo c > bar
   $ hg up -t false
   merging bar
   merging bar failed!
   1 files updated, 0 files merged, 0 files removed, 1 files unresolved
   use 'hg resolve' to retry unresolved file merges
   [1]
   $ hg sum
   parent: 1:76dcf9fab855 tip
    b
   branch: default
   commit: 1 modified, 1 unknown, 1 unresolved
   update: (current)
   phases: 2 draft
   mq:     3 unapplied
 
   $ echo c > b
   $ hg strip tip
   abort: uncommitted changes
   [255]
   $ hg strip tip --keep
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ hg log --graph
   @  changeset:   0:9ab35a2d17cb
      tag:         tip
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     a
   
   $ hg status
   M bar
   ? b
   ? bar.orig
 
   $ rm bar.orig
   $ hg sum
   parent: 0:9ab35a2d17cb tip
    a
   branch: default
   commit: 1 modified, 1 unknown
   update: (current)
   phases: 1 draft
   mq:     3 unapplied
 
 Strip adds, removes, modifies with --keep
 
   $ touch b
   $ hg add b
   $ hg commit -mb
   $ touch c
 
 ... with a clean working dir
 
   $ hg add c
   $ hg rm bar
   $ hg commit -mc
   $ hg status
   $ hg strip --keep tip
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ hg status
   ! bar
   ? c
 
 ... with a dirty working dir
 
   $ hg add c
   $ hg rm bar
   $ hg commit -mc
   $ hg status
   $ echo b > b
   $ echo d > d
   $ hg strip --keep tip
   saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob)
   $ hg status
   M b
   ! bar
   ? c
   ? d
 
 ... after updating the dirstate
   $ hg add c
   $ hg commit -mc
   $ hg rm c
   $ hg commit -mc
   $ hg strip --keep '.^' -q
   $ cd ..
 
 stripping many nodes on a complex graph (issue3299)
 
   $ hg init issue3299
   $ cd issue3299
   $ hg debugbuilddag '@a.:a@b.:b.:x<a@a.:a<b@b.:b<a@a.:a'
   $ hg strip 'not ancestors(x)'
   saved backup bundle to $TESTTMP/issue3299/.hg/strip-backup/*-backup.hg (glob)
 
 test hg strip -B bookmark
 
   $ cd ..
   $ hg init bookmarks
   $ cd bookmarks
   $ hg debugbuilddag '..<2.*1/2:m<2+3:c<m+3:a<2.:b<m+2:d<2.:e<m+1:f'
   $ hg bookmark -r 'a' 'todelete'
   $ hg bookmark -r 'b' 'B'
   $ hg bookmark -r 'b' 'nostrip'
   $ hg bookmark -r 'c' 'delete'
   $ hg bookmark -r 'd' 'multipledelete1'
   $ hg bookmark -r 'e' 'multipledelete2'
   $ hg bookmark -r 'f' 'singlenode1'
   $ hg bookmark -r 'f' 'singlenode2'
   $ hg up -C todelete
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (activating bookmark todelete)
   $ hg strip -B nostrip
   bookmark 'nostrip' deleted
   abort: empty revision set
   [255]
   $ hg strip -B todelete
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/*-backup.hg (glob)
   bookmark 'todelete' deleted
   $ hg id -ir dcbb326fdec2
   abort: unknown revision 'dcbb326fdec2'!
   [255]
   $ hg id -ir d62d843c9a01
   d62d843c9a01
   $ hg bookmarks
      B                         9:ff43616e5d0f
      delete                    6:2702dd0c91e7
      multipledelete1           11:e46a4836065c
      multipledelete2           12:b4594d867745
      singlenode1               13:43227190fef8
      singlenode2               13:43227190fef8
   $ hg strip -B multipledelete1 -B multipledelete2
   saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/e46a4836065c-89ec65c2-backup.hg
   bookmark 'multipledelete1' deleted
   bookmark 'multipledelete2' deleted
   $ hg id -ir e46a4836065c
   abort: unknown revision 'e46a4836065c'!
   [255]
   $ hg id -ir b4594d867745
   abort: unknown revision 'b4594d867745'!
   [255]
   $ hg strip -B singlenode1 -B singlenode2
   saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/43227190fef8-8da858f2-backup.hg
   bookmark 'singlenode1' deleted
   bookmark 'singlenode2' deleted
   $ hg id -ir 43227190fef8
   abort: unknown revision '43227190fef8'!
   [255]
   $ hg strip -B unknownbookmark
   abort: bookmark 'unknownbookmark' not found
   [255]
   $ hg strip -B unknownbookmark1 -B unknownbookmark2
   abort: bookmark 'unknownbookmark1,unknownbookmark2' not found
   [255]
   $ hg strip -B delete -B unknownbookmark
   abort: bookmark 'unknownbookmark' not found
   [255]
   $ hg strip -B delete
   saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/*-backup.hg (glob)
   bookmark 'delete' deleted
   $ hg id -ir 6:2702dd0c91e7
   abort: unknown revision '2702dd0c91e7'!
   [255]
   $ hg update B
   0 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (activating bookmark B)
   $ echo a > a
   $ hg add a
   $ hg strip -B B
   abort: uncommitted changes
   [255]
   $ hg bookmarks
    * B                         6:ff43616e5d0f
 
 Make sure no one adds back a -b option:
 
   $ hg strip -b tip
   hg strip: option -b not recognized
   hg strip [-k] [-f] [-B bookmark] [-r] REV...
   
   strip changesets and all their descendants from the repository
   
   (use 'hg help -e strip' to show help for the strip extension)
   
   options ([+] can be repeated):
   
    -r --rev REV [+]           strip specified revision (optional, can specify
                               revisions without this option)
    -f --force                 force removal of changesets, discard uncommitted
                               changes (no backup)
       --no-backup             do not save backup bundle
    -k --keep                  do not modify working directory during strip
    -B --bookmark BOOKMARK [+] remove revs only reachable from given bookmark
       --mq                    operate on patch repository
   
   (use 'hg strip -h' to show more help)
   [255]
 
   $ cd ..
 
 Verify bundles don't get overwritten:
 
   $ hg init doublebundle
   $ cd doublebundle
   $ touch a
   $ hg commit -Aqm a
   $ touch b
   $ hg commit -Aqm b
   $ hg strip -r 0
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/doublebundle/.hg/strip-backup/3903775176ed-e68910bd-backup.hg
   $ ls .hg/strip-backup
   3903775176ed-e68910bd-backup.hg
 #if repobundlerepo
   $ hg pull -q -r 3903775176ed .hg/strip-backup/3903775176ed-e68910bd-backup.hg
   $ hg strip -r 0
   saved backup bundle to $TESTTMP/doublebundle/.hg/strip-backup/3903775176ed-54390173-backup.hg
   $ ls .hg/strip-backup
   3903775176ed-54390173-backup.hg
   3903775176ed-e68910bd-backup.hg
 #endif
   $ cd ..
 
 Test that we only bundle the stripped changesets (issue4736)
 ------------------------------------------------------------
 
 initialization (previous repo is empty anyway)
 
   $ hg init issue4736
   $ cd issue4736
   $ echo a > a
   $ hg add a
   $ hg commit -m commitA
   $ echo b > b
   $ hg add b
   $ hg commit -m commitB
   $ echo c > c
   $ hg add c
   $ hg commit -m commitC
   $ hg up 'desc(commitB)'
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo d > d
   $ hg add d
   $ hg commit -m commitD
   created new head
   $ hg up 'desc(commitC)'
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg merge 'desc(commitD)'
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
   $ hg ci -m 'mergeCD'
   $ hg log -G
   @    changeset:   4:d8db9d137221
   |\   tag:         tip
   | |  parent:      2:5c51d8d6557d
   | |  parent:      3:6625a5168474
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     mergeCD
   | |
   | o  changeset:   3:6625a5168474
   | |  parent:      1:eca11cf91c71
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     commitD
   | |
   o |  changeset:   2:5c51d8d6557d
   |/   user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     commitC
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
 Check bundle behavior:
 
   $ hg bundle -r 'desc(mergeCD)' --base 'desc(commitC)' ../issue4736.hg
   2 changesets found
 #if repobundlerepo
   $ hg log -r 'bundle()' -R ../issue4736.hg
   changeset:   3:6625a5168474
   parent:      1:eca11cf91c71
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     commitD
   
   changeset:   4:d8db9d137221
   tag:         tip
   parent:      2:5c51d8d6557d
   parent:      3:6625a5168474
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     mergeCD
   
 #endif
 
 check strip behavior
 
   $ hg --config extensions.strip= strip 'desc(commitD)' --debug
   resolving manifests
    branchmerge: False, force: True, partial: False
    ancestor: d8db9d137221+, local: d8db9d137221+, remote: eca11cf91c71
    c: other deleted -> r
   removing c
    d: other deleted -> r
   removing d
   starting 4 threads for background file closing (?)
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   2 changesets found
   list of changesets:
   6625a516847449b6f0fa3737b9ba56e9f0f3032c
   d8db9d1372214336d2b5570f20ee468d2c72fa8b
   bundle2-output-bundle: "HG20", (1 params) 3 parts total
   bundle2-output-part: "changegroup" (params: 1 mandatory 1 advisory) streamed payload
   bundle2-output-part: "cache:rev-branch-cache" (advisory) streamed payload
   bundle2-output-part: "phase-heads" 24 bytes payload
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/6625a5168474-345bb43d-backup.hg
   updating the branch cache
   invalid branch cache (served): tip differs
   $ hg log -G
   o  changeset:   2:5c51d8d6557d
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitC
   |
   @  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
 strip backup content
 
 #if repobundlerepo
   $ hg log -r 'bundle()' -R .hg/strip-backup/6625a5168474-*-backup.hg
   changeset:   3:6625a5168474
   parent:      1:eca11cf91c71
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     commitD
   
   changeset:   4:d8db9d137221
   tag:         tip
   parent:      2:5c51d8d6557d
   parent:      3:6625a5168474
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
   summary:     mergeCD
   
 
 #endif
 
 Check that the phase cache is properly invalidated after a strip with bookmark.
 
   $ cat > ../stripstalephasecache.py << EOF
   > from mercurial import extensions, localrepo
   > def transactioncallback(orig, repo, desc, *args, **kwargs):
   >     def test(transaction):
   >         # observe cache inconsistency
   >         try:
   >             [repo.changelog.node(r) for r in repo.revs(b"not public()")]
   >         except IndexError:
   >             repo.ui.status(b"Index error!\n")
   >     transaction = orig(repo, desc, *args, **kwargs)
   >     # warm up the phase cache
   >     list(repo.revs(b"not public()"))
   >     if desc != b'strip':
   >          transaction.addpostclose(b"phase invalidation test", test)
   >     return transaction
   > def extsetup(ui):
   >     extensions.wrapfunction(localrepo.localrepository, b"transaction",
   >                             transactioncallback)
   > EOF
   $ hg up -C 2
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo k > k
   $ hg add k
   $ hg commit -m commitK
   $ echo l > l
   $ hg add l
   $ hg commit -m commitL
   $ hg book -r tip blah
   $ hg strip ".^" --config extensions.crash=$TESTTMP/stripstalephasecache.py
   0 files updated, 0 files merged, 2 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/8f0b4384875c-4fa10deb-backup.hg
   $ hg up -C 1
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
 
 Error during post-close callback of the strip transaction
 (They should be gracefully handled and reported)
 
   $ cat > ../crashstrip.py << EOF
   > from mercurial import error
   > def reposetup(ui, repo):
   >     class crashstriprepo(repo.__class__):
   >         def transaction(self, desc, *args, **kwargs):
   >             tr = super(crashstriprepo, self).transaction(desc, *args, **kwargs)
   >             if desc == b'strip':
   >                 def crash(tra): raise error.Abort(b'boom')
   >                 tr.addpostclose(b'crash', crash)
   >             return tr
   >     repo.__class__ = crashstriprepo
   > EOF
   $ hg strip tip --config extensions.crash=$TESTTMP/crashstrip.py
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/5c51d8d6557d-70daef06-backup.hg
   strip failed, backup bundle stored in '$TESTTMP/issue4736/.hg/strip-backup/5c51d8d6557d-70daef06-backup.hg'
   abort: boom
   [255]
 
 test stripping a working directory parent doesn't switch named branches
 
   $ hg log -G
   @  changeset:   1:eca11cf91c71
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
   $ hg branch new-branch
   marked working directory as branch new-branch
   (branches are permanent and global, did you want a bookmark?)
   $ hg ci -m "start new branch"
   $ echo 'foo' > foo.txt
   $ hg ci -Aqm foo
   $ hg up default
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo 'bar' > bar.txt
   $ hg ci -Aqm bar
   $ hg up new-branch
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg merge default
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
   $ hg log -G
   @  changeset:   4:35358f982181
   |  tag:         tip
   |  parent:      1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     bar
   |
   | @  changeset:   3:f62c6c09b707
   | |  branch:      new-branch
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     foo
   | |
   | o  changeset:   2:b1d33a8cadd9
   |/   branch:      new-branch
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     start new branch
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
   $ hg strip --force -r 35358f982181
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/35358f982181-50d992d4-backup.hg
   $ hg log -G
   @  changeset:   3:f62c6c09b707
   |  branch:      new-branch
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     foo
   |
   o  changeset:   2:b1d33a8cadd9
   |  branch:      new-branch
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     start new branch
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
   $ hg up default
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ echo 'bar' > bar.txt
   $ hg ci -Aqm bar
   $ hg up new-branch
   1 files updated, 0 files merged, 1 files removed, 0 files unresolved
   $ hg merge default
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   (branch merge, don't forget to commit)
   $ hg ci -m merge
   $ hg log -G
   @    changeset:   5:4cf5e92caec2
   |\   branch:      new-branch
   | |  tag:         tip
   | |  parent:      3:f62c6c09b707
   | |  parent:      4:35358f982181
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     merge
   | |
   | o  changeset:   4:35358f982181
   | |  parent:      1:eca11cf91c71
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     bar
   | |
   o |  changeset:   3:f62c6c09b707
   | |  branch:      new-branch
   | |  user:        test
   | |  date:        Thu Jan 01 00:00:00 1970 +0000
   | |  summary:     foo
   | |
   o |  changeset:   2:b1d33a8cadd9
   |/   branch:      new-branch
   |    user:        test
   |    date:        Thu Jan 01 00:00:00 1970 +0000
   |    summary:     start new branch
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
   $ hg strip -r 35358f982181
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/35358f982181-a6f020aa-backup.hg
   $ hg log -G
   @  changeset:   3:f62c6c09b707
   |  branch:      new-branch
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     foo
   |
   o  changeset:   2:b1d33a8cadd9
   |  branch:      new-branch
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     start new branch
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
 
   $ hg unbundle -u $TESTTMP/issue4736/.hg/strip-backup/35358f982181-a6f020aa-backup.hg
   adding changesets
   adding manifests
   adding file changes
   added 2 changesets with 1 changes to 1 files
   new changesets 35358f982181:4cf5e92caec2 (2 drafts)
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 
   $ hg strip -k -r 35358f982181
   saved backup bundle to $TESTTMP/issue4736/.hg/strip-backup/35358f982181-a6f020aa-backup.hg
   $ hg log -G
   @  changeset:   3:f62c6c09b707
   |  branch:      new-branch
   |  tag:         tip
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     foo
   |
   o  changeset:   2:b1d33a8cadd9
   |  branch:      new-branch
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     start new branch
   |
   o  changeset:   1:eca11cf91c71
   |  user:        test
   |  date:        Thu Jan 01 00:00:00 1970 +0000
   |  summary:     commitB
   |
   o  changeset:   0:105141ef12d0
      user:        test
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     commitA
   
   $ hg diff
   diff -r f62c6c09b707 bar.txt
   --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
   +++ b/bar.txt	Thu Jan 01 00:00:00 1970 +0000
   @@ -0,0 +1,1 @@
   +bar
 
 Use delayedstrip to strip inside a transaction
 
   $ cd $TESTTMP
   $ hg init delayedstrip
   $ cd delayedstrip
   $ hg debugdrawdag <<'EOS'
   >   D
   >   |
   >   C F H    # Commit on top of "I",
   >   | |/|    # Strip B+D+I+E+G+H+Z
   > I B E G
   >  \|/
   >   A   Z
   > EOS
   $ cp -R . ../scmutilcleanup
 
   $ hg up -C I
   2 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ echo 3 >> I
   $ cat > $TESTTMP/delayedstrip.py <<EOF
   > from __future__ import absolute_import
   > from mercurial import commands, registrar, repair
   > cmdtable = {}
   > command = registrar.command(cmdtable)
   > @command(b'testdelayedstrip')
   > def testdelayedstrip(ui, repo):
   >     def getnodes(expr):
   >         return [repo.changelog.node(r) for r in repo.revs(expr)]
   >     with repo.wlock():
   >         with repo.lock():
   >             with repo.transaction(b'delayedstrip'):
   >                 repair.delayedstrip(ui, repo, getnodes(b'B+I+Z+D+E'), b'J')
   >                 repair.delayedstrip(ui, repo, getnodes(b'G+H+Z'), b'I')
   >                 commands.commit(ui, repo, message=b'J', date=b'0 0')
   > EOF
   $ hg testdelayedstrip --config extensions.t=$TESTTMP/delayedstrip.py
   warning: orphaned descendants detected, not stripping 08ebfeb61bac, 112478962961, 7fb047a69f22
   saved backup bundle to $TESTTMP/delayedstrip/.hg/strip-backup/f585351a92f8-17475721-I.hg
 
   $ hg log -G -T '{rev}:{node|short} {desc}' -r 'sort(all(), topo)'
   @  6:2f2d51af6205 J
   |
   o  3:08ebfeb61bac I
   |
   | o  5:64a8289d2492 F
   | |
   | o  2:7fb047a69f22 E
   |/
   | o  4:26805aba1e60 C
   | |
   | o  1:112478962961 B
   |/
   o  0:426bada5c675 A
   
 Test high-level scmutil.cleanupnodes API
 
   $ cd $TESTTMP/scmutilcleanup
   $ hg debugdrawdag <<'EOS'
   >   D2  F2  G2   # D2, F2, G2 are replacements for D, F, G
   >   |   |   |
   >   C   H   G
   > EOS
   $ for i in B C D F G I Z; do
   >     hg bookmark -i -r $i b-$i
   > done
   $ hg bookmark -i -r E 'b-F@divergent1'
   $ hg bookmark -i -r H 'b-F@divergent2'
   $ hg bookmark -i -r G 'b-F@divergent3'
   $ cp -R . ../scmutilcleanup.obsstore
 
   $ cat > $TESTTMP/scmutilcleanup.py <<EOF
   > from mercurial import registrar, scmutil
   > cmdtable = {}
   > command = registrar.command(cmdtable)
   > @command(b'testnodescleanup')
   > def testnodescleanup(ui, repo):
   >     def nodes(expr):
   >         return [repo.changelog.node(r) for r in repo.revs(expr)]
   >     def node(expr):
   >         return nodes(expr)[0]
   >     with repo.wlock():
   >         with repo.lock():
   >             with repo.transaction(b'delayedstrip'):
   >                 mapping = {node(b'F'): [node(b'F2')],
   >                            node(b'D'): [node(b'D2')],
   >                            node(b'G'): [node(b'G2')]}
   >                 scmutil.cleanupnodes(repo, mapping, b'replace')
   >                 scmutil.cleanupnodes(repo, nodes(b'((B::)+I+Z)-D2-obsolete()'),
   >                                      b'replace')
   > EOF
   $ hg testnodescleanup --config extensions.t=$TESTTMP/scmutilcleanup.py
   warning: orphaned descendants detected, not stripping 112478962961, 1fc8102cda62, 26805aba1e60
   saved backup bundle to $TESTTMP/scmutilcleanup/.hg/strip-backup/f585351a92f8-73fb7c03-replace.hg
 
   $ hg log -G -T '{rev}:{node|short} {desc} {bookmarks}' -r 'sort(all(), topo)'
   o  8:1473d4b996d1 G2 b-F@divergent3 b-G
   |
   | o  7:d11b3456a873 F2 b-F
   | |
   | o  5:5cb05ba470a7 H
   |/|
   | o  3:7fb047a69f22 E b-F@divergent1
   | |
   | | o  6:7c78f703e465 D2 b-D
   | | |
   | | o  4:26805aba1e60 C
   | | |
   | | o  2:112478962961 B
   | |/
   o |  1:1fc8102cda62 G
    /
   o  0:426bada5c675 A b-B b-C b-I
   
   $ hg bookmark
      b-B                       0:426bada5c675
      b-C                       0:426bada5c675
      b-D                       6:7c78f703e465
      b-F                       7:d11b3456a873
      b-F@divergent1            3:7fb047a69f22
      b-F@divergent3            8:1473d4b996d1
      b-G                       8:1473d4b996d1
      b-I                       0:426bada5c675
      b-Z                       -1:000000000000
 
 Test the above using obsstore "by the way". Not directly related to strip, but
 we have reusable code here
 
   $ cd $TESTTMP/scmutilcleanup.obsstore
   $ cat >> .hg/hgrc <<EOF
   > [experimental]
   > evolution=true
   > evolution.track-operation=1
   > EOF
 
   $ hg testnodescleanup --config extensions.t=$TESTTMP/scmutilcleanup.py
   4 new orphan changesets
 
   $ rm .hg/localtags
   $ hg log -G -T '{rev}:{node|short} {desc} {bookmarks}' -r 'sort(all(), topo)'
   *  12:1473d4b996d1 G2 b-F@divergent3 b-G
   |
   | *  11:d11b3456a873 F2 b-F
   | |
   | *  8:5cb05ba470a7 H
   |/|
   | o  4:7fb047a69f22 E b-F@divergent1
   | |
   | | *  10:7c78f703e465 D2 b-D
   | | |
   | | x  6:26805aba1e60 C
   | | |
   | | x  3:112478962961 B
   | |/
   x |  1:1fc8102cda62 G
    /
   o  0:426bada5c675 A b-B b-C b-I
   
   $ hg debugobsolete
   1fc8102cda6204549f031015641606ccf5513ec3 1473d4b996d1d1b121de6b39fab6a04fbf9d873e 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'operation': 'replace', 'user': 'test'}
   64a8289d249234b9886244d379f15e6b650b28e3 d11b3456a873daec7c7bc53e5622e8df6d741bd2 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'operation': 'replace', 'user': 'test'}
   f585351a92f85104bff7c284233c338b10eb1df7 7c78f703e465d73102cc8780667ce269c5208a40 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '9', 'operation': 'replace', 'user': 'test'}
   48b9aae0607f43ff110d84e6883c151942add5ab 0 {0000000000000000000000000000000000000000} (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '0', 'operation': 'replace', 'user': 'test'}
   112478962961147124edd43549aedd1a335e44bf 0 {426bada5c67598ca65036d57d9e4b64b0c1ce7a0} (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '0', 'operation': 'replace', 'user': 'test'}
   08ebfeb61bac6e3f12079de774d285a0d6689eba 0 {426bada5c67598ca65036d57d9e4b64b0c1ce7a0} (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '0', 'operation': 'replace', 'user': 'test'}
   26805aba1e600a82e93661149f2313866a221a7b 0 {112478962961147124edd43549aedd1a335e44bf} (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '0', 'operation': 'replace', 'user': 'test'}
   $ cd ..
 
 Test that obsmarkers are restored even when not using generaldelta
 
   $ hg --config format.usegeneraldelta=no init issue5678
   $ cd issue5678
   $ cat >> .hg/hgrc <<EOF
   > [experimental]
   > evolution=true
   > EOF
   $ echo a > a
   $ hg ci -Aqm a
   $ hg ci --amend -m a2
   $ hg debugobsolete
   cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 489bac576828490c0bb8d45eac9e5e172e4ec0a8 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '1', 'operation': 'amend', 'user': 'test'}
   $ hg strip .
   0 files updated, 0 files merged, 1 files removed, 0 files unresolved
   saved backup bundle to $TESTTMP/issue5678/.hg/strip-backup/489bac576828-bef27e14-backup.hg
   $ hg unbundle -q .hg/strip-backup/*
   $ hg debugobsolete
   cb9a9f314b8b07ba71012fcdbc544b5a4d82ff5b 489bac576828490c0bb8d45eac9e5e172e4ec0a8 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '1', 'operation': 'amend', 'user': 'test'}
   $ cd ..