comparison tests/test-evolve.t @ 3936:537fd9a86c06 mercurial-4.3

test-compat: merge mercurial-4.4 into mercurial-4.3

3935:9af0e2b0bdd7

This results in a new single changeset for our amended changeset, and the old
changeset plus the updating changeset are hidden from view by default::

  $ hg log
  3	feature-B: another feature (child of 568a468b60fc) - test
  1	feature-A: a nifty feature - test
  0	: base - test

  $ hg up feature-A -q
  $ hg bookmark -i feature-A

(amend of on ancestors)

  $ hg amend
  1 new orphan changesets
  $ hg log
  4	feature-A: a nifty feature - test
  3	feature-B: another feature (child of 568a468b60fc) - test
  1	: a nifty feature - test
  0	: base - test
  $ hg up -q 0
  $ glog --hidden
  o  4:ba0ec09b1bab@default(draft) a nifty feature
  |
  | o  3:6992c59c6b06@default(draft) another feature (child of 568a468b60fc)
  | |
  | | x  2:73296a82292a@default(draft) another feature (child of 568a468b60fc)
  | |/
  | x  1:568a468b60fc@default(draft) a nifty feature
  |/
  @  0:e55e0562ee93@default(public) base
  
  $ hg debugobsolete
  73296a82292a76fb8a7061969d2489ec0d84cd5e 6992c59c6b06a1b4a92e24ff884829ae026d018b 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '8', 'operation': 'amend', 'user': 'test'}
  568a468b60fc99a42d5d4ddbe181caff1eef308d ba0ec09b1babf3489b567853807f452edd46704f 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '8', 'operation': 'amend', 'user': 'test'}
  $ hg evolve
  move:[3] another feature (child of 568a468b60fc)
  atop:[4] a nifty feature
  merging main-file-1
  working directory is now at 99833d22b0c6
  $ hg log
  5	feature-B: another feature (child of ba0ec09b1bab) - test
  4	feature-A: a nifty feature - test
  0	: base - test

Test commit -o options

  $ hg up -r "desc('a nifty feature')"
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ hg revert -r "desc('another feature')" --all
  adding file-from-B
  reverting main-file-1
  $ sed -i'' -e s/Zwei/deux/ main-file-1
  $ hg commit -m 'another feature that rox' -o 5
  created new head
  $ hg log
  6	feature-B: another feature that rox - test
  4	feature-A: a nifty feature - test
  0	: base - test

phase change turning obsolete changeset public issue a bumped warning

  $ hg phase --hidden --public 99833d22b0c6
  1 new phase-divergent changesets

all solving bumped troubled

  $ glog
  @  6:47d52a103155@default(draft) another feature that rox
  |
  | o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
  |/
  o  4:ba0ec09b1bab@default(public) a nifty feature
  |
  o  0:e55e0562ee93@default(public) base
  
  $ hg evolve --any --traceback --phase-divergent
  recreate:[6] another feature that rox
  atop:[5] another feature (child of ba0ec09b1bab)
  computing new diff
  committed as aca219761afb
  working directory is now at aca219761afb
  $ glog
  @  7:aca219761afb@default(draft) phase-divergent update to 99833d22b0c6:
  |
  o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
  |
  o  4:ba0ec09b1bab@default(public) a nifty feature
  |
  o  0:e55e0562ee93@default(public) base
  
  $ hg diff --hidden -r aca219761afb -r 47d52a103155
  $ hg diff -r aca219761afb^ -r aca219761afb
  diff --git a/main-file-1 b/main-file-1
  --- a/main-file-1
  +++ b/main-file-1
  @@ -3,1 +3,1 @@
  -Zwei

test evolve --all
  $ sed -i'' -e s/deux/to/ main-file-1
  $ hg commit -m 'dansk 2!'
  $ sed -i'' -e s/Three/tre/ main-file-1
  $ hg commit -m 'dansk 3!'
  $ hg update aca219761afb
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ sed -i'' -e s/Un/Én/ main-file-1
  $ hg commit --amend -m 'dansk!'
  2 new orphan changesets

(ninja test for the {trouble} template:

  $ hg log -G --template '{rev} {troubles}\n'
  @  10
  |
  | o  9 orphan
  | |
  | o  8 orphan
  | |
  | x  7
  |/
  o  5
  |
  o  4
  |
  o  0
  


(/ninja)

  $ hg evolve --all --traceback
  move:[8] dansk 2!
  atop:[10] dansk!
  merging main-file-1
  move:[9] dansk 3!
  atop:[11] dansk 2!
  merging main-file-1
  working directory is now at 96abb1319a47
  $ hg log -G
  @  12	: dansk 3! - test
  |
  o  11	: dansk 2! - test
  |
  o  10	feature-B: dansk! - test
  |
  o  5	: another feature (child of ba0ec09b1bab) - test
  |
  o  4	feature-A: a nifty feature - test
  |
  o  0	: base - test
  

  $ cd ..

  $ hg clone -Ur 0 alpha beta
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  new changesets 702e4d0a6d86
  $ cd alpha

  $ cat << EOF > A
  > We
  > need

  $ hg verify
  checking changesets
  checking manifests
  crosschecking files in changesets and manifests
  checking files
  3 files, 3 changesets, 3 total revisions
  $ hg --config extensions.hgext.mq= strip 'extinct()'
  abort: empty revision set
  [255]
(do some garbare collection)
  $ hg --config extensions.hgext.mq= strip --hidden 'extinct()'  --config devel.strip-obsmarkers=no
  saved backup bundle to $TESTTMP/alpha/.hg/strip-backup/e87767087a57-a365b072-backup.hg (glob)
  $ hg verify
  checking changesets
  checking manifests
  crosschecking files in changesets and manifests
  checking files

  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  1 new obsolescence markers
  new changesets c6dda801837c
  (run 'hg update' to get a working copy)
  $ hg up
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ cd ..

  | o  1:73d38bb17fd7@default(draft) add 1
  |/
  o  0:8685c6d34325@default(draft) add 0
  
  $ hg debugobsolete
  0e84df4912da4c7cad22a3b4fcfd58ddfb7c8ae9 fa455b5098e0ce8c1871edf6369f32be7d8b4d1c 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '4', 'operation': 'grab', 'user': 'test'}
  db038628b9e56f51a454c0da0c508df247b41748 417185465d2c68e575cff4cd6ed8a4047505ef24 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'operation': 'prune', 'user': 'test'}

Test grab --continue

  $ hg up -qC 0
  $ echo 2 > 1

  | o  1:73d38bb17fd7@default(draft) add 1
  |/
  o  0:8685c6d34325@default(draft) add 0
  
  $ hg debugobsolete
  0e84df4912da4c7cad22a3b4fcfd58ddfb7c8ae9 fa455b5098e0ce8c1871edf6369f32be7d8b4d1c 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '4', 'operation': 'grab', 'user': 'test'}
  db038628b9e56f51a454c0da0c508df247b41748 417185465d2c68e575cff4cd6ed8a4047505ef24 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'operation': 'prune', 'user': 'test'}
  a5bfd90a2f29c7ccb8f917ff4e5013a9053d0a04 fb2c0f0a0c54be4367988521bad2cbd33a540969 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '12', 'operation': 'grab', 'user': 'test'}

Test touch

  $ glog
  @  8:fb2c0f0a0c54@default(draft) conflict

  $ hg olog | head -n 10 # hg touch makes the output unstable (fix it with devel option for more stable touch)
  @    d26d339c513f (12) add 4
  |\
  x |  ce341209337f (4) add 4
   /     rewritten(description, user, content) as d26d339c513f using fold by test (Thu Jan 01 00:00:00 1970 +0000)
  |
  x    cf0c3904643c (11) add 3
  |\     rewritten(description, user, parent, content) as d26d339c513f using fold by test (Thu Jan 01 00:00:00 1970 +0000)
  | |
  | \
  | |\

Test obsstore stat

                1 successors:        10
                2 successors:         0
      more than 2 successors:         0
      available  keys:
                  ef1:               10
            operation:               10
                 user:               10
  marker size:
      format v1:
          smallest length:           90
          longer length:             92
          median length:             91
          mean length:               90
      format v0:
          smallest length:           * (glob)
          longer length:             * (glob)
          median length:             * (glob)
          mean length:               * (glob)
  disconnected clusters:              1
          any known node:             1
          smallest length:           10
          longer length:             10
          median length:             10

  adding b
  $ hg mv a c
  $ hg ci -m c
  $ hg prune .^
  1 changesets pruned
  1 new orphan changesets
  $ hg stab --any
  move:[15] c
  atop:[13] a
  working directory is now at 3742bde73477
  $ hg st -C --change=tip

  $ cd ../work
  $ hg fold --from .^ --message "Folding with custom commit message"
  2 changesets folded
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ glog
  @  13:284c0d45770d@default(draft) Folding with custom commit message
  |
  o  10:9975c016fe7b@default(draft) dansk!
  |
  o  5:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
  |
  o  4:ba0ec09b1bab@default(public) a nifty feature
  |
  o  0:e55e0562ee93@default(public) base
  
  $ cat > commit-message <<EOF
  > A longer

  $ hg fold --from .^ --logfile commit-message
  2 changesets folded
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg qlog
  14 - 8693d0f277b8 A longer
                    commit message (draft)
  5 - 99833d22b0c6 another feature (child of ba0ec09b1bab) (public)
  4 - ba0ec09b1bab a nifty feature (public)
  0 - e55e0562ee93 base (public)

  $ cd ..

Test branch preservation:

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg branch mybranch
  marked working directory as branch mybranch
  (branches are permanent and global, did you want a bookmark?)
  $ hg amend
  1 new orphan changesets

  $ hg evolve
  move:[3] a3
  atop:[4] a2
  working directory is now at 7c5649f73d11

  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  @  5 [mybranch] a3
  |
  o  4 [mybranch] a2
  |
  o  1 [default] a1
  |
  o  0 [default] a0
  

branch change preserved

  $ hg up 'desc(a1)'
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg amend -m 'a1_'
  2 new orphan changesets
  $ hg evolve
  move:[4] a2
  atop:[6] a1_
  working directory is now at eb07e22a0e63
  $ hg evolve
  move:[5] a3
  atop:[7] a2
  working directory is now at 777c26ca5e78
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  @  8 [mybranch] a3
  |
  o  7 [mybranch] a2
  |
  o  6 [default] a1_
  |
  o  0 [default] a0
  

Evolve from the middle of a stack pick the right changesets.

  $ hg up -r "desc('a1_')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg ci --amend -m 'a1__'
  2 new orphan changesets

  $ hg up -r "desc('a2')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  o  9 [default] a1__
  |
  | o  8 [mybranch] a3
  | |
  | @  7 [mybranch] a2
  | |
  | x  6 [default] a1_
  |/
  o  0 [default] a0
  
  $ hg evolve
  nothing to evolve on current working copy parent

  $ hg bookmark testbookmark
  $ ls .hg/bookmarks*
  .hg/bookmarks
  .hg/bookmarks.* (glob)
  $ hg evolve
  move:[7] a2
  atop:[9] a1__
  (leaving bookmark testbookmark)
  working directory is now at d952e93add6f
  $ ls .hg/bookmarks*
  .hg/bookmarks
  $ glog
  @  10:d952e93add6f@mybranch(draft) a2
  |
  o  9:9f8b83c2e7f3@default(draft) a1__
  |
  | o  8:777c26ca5e78@mybranch(draft) a3
  | |
  | x  7:eb07e22a0e63@mybranch(draft) a2
  | |
  | x  6:faafc6cea0ba@default(draft) a1_
  |/
  o  0:07c1c36d9ef0@default(draft) a0
  

Possibility to select what trouble to solve first, asking for bumped before

  $ hg up -r "desc('a1__')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg revert -r d952e93add6f --all
  reverting a
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  o  10 [mybranch] a2
  |
  @  9 [default] a1__
  |
  | o  8 [mybranch] a3
  | |
  | x  7 [mybranch] a2
  | |
  | x  6 [default] a1_
  |/
  o  0 [default] a0
  
  $ echo "hello world" > newfile
  $ hg add newfile
  $ hg commit -m "add new file bumped" -o 10
  $ hg phase --public --hidden d952e93add6f
  1 new phase-divergent changesets
  $ hg log -G
  @  11	: add new file bumped - test
  |
  | o  10	: a2 - test
  |/
  o  9	testbookmark: a1__ - test
  |
  | o  8	: a3 - test
  | |
  | x  7	: a2 - test
  | |
  | x  6	: a1_ - test
  |/
  o  0	: a0 - test
  

Now we have a bumped and an unstable changeset, we solve the bumped first
normally the unstable changeset would be solve first

  $ hg log -G
  @  11	: add new file bumped - test
  |
  | o  10	: a2 - test
  |/
  o  9	testbookmark: a1__ - test
  |
  | o  8	: a3 - test
  | |
  | x  7	: a2 - test
  | |
  | x  6	: a1_ - test
  |/
  o  0	: a0 - test
  
  $ hg evolve -r "desc('add new file bumped')" --phase-divergent
  recreate:[11] add new file bumped
  atop:[10] a2
  computing new diff
  committed as a8bb31d4b7f2
  working directory is now at a8bb31d4b7f2
  $ hg evolve --any
  move:[8] a3
  atop:[12] phase-divergent update to d952e93add6f:
  working directory is now at b88539ad24d7
  $ glog
  @  13:b88539ad24d7@default(draft) a3
  |
  o  12:a8bb31d4b7f2@default(draft) phase-divergent update to d952e93add6f:
  |
  o  10:d952e93add6f@mybranch(public) a2
  |
  o  9:9f8b83c2e7f3@default(public) a1__
  |
  o  0:07c1c36d9ef0@default(public) a0
  

Check that we can resolve troubles in a revset with more than one commit
  $ hg up b88539ad24d7 -C
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ mkcommit gg
  $ hg up b88539ad24d7
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ mkcommit gh
  created new head
  $ hg up b88539ad24d7
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ printf "newline\nnewline\n" >> a
  $ hg log -G
  o  15	: add gh - test
  |
  | o  14	: add gg - test
  |/
  @  13	: a3 - test
  |
  o  12	: phase-divergent update to d952e93add6f: - test
  |
  o  10	: a2 - test
  |
  o  9	testbookmark: a1__ - test
  |
  o  0	: a0 - test
  
  $ hg amend
  2 new orphan changesets
  $ glog
  @  16:0cf3707e8971@default(draft) a3
  |
  | o  15:daa1ff1c7fbd@default(draft) add gh
  | |
  | | o  14:484fb3cfa7f2@default(draft) add gg
  | |/
  | x  13:b88539ad24d7@default(draft) a3
  |/
  o  12:a8bb31d4b7f2@default(draft) phase-divergent update to d952e93add6f:
  |
  o  10:d952e93add6f@mybranch(public) a2
  |
  o  9:9f8b83c2e7f3@default(public) a1__
  |
  o  0:07c1c36d9ef0@default(public) a0
  

Evolving an empty revset should do nothing
  $ hg evolve --rev "daa1ff1c7fbd and 484fb3cfa7f2"
  set of specified revisions is empty
  [1]

  $ hg evolve --rev "b88539ad24d7::" --phase-divergent
  no phasedivergent changesets in specified revisions
  (do you want to use --orphan)
  [2]
  $ hg evolve --rev "b88539ad24d7::" --orphan
  move:[14] add gg
  atop:[16] a3
  move:[15] add gh
  atop:[16] a3
  working directory is now at 0c049e4e5422
  $ glog
  @  18:0c049e4e5422@default(draft) add gh
  |
  | o  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  o  12:a8bb31d4b7f2@default(draft) phase-divergent update to d952e93add6f:
  |
  o  10:d952e93add6f@mybranch(public) a2
  |
  o  9:9f8b83c2e7f3@default(public) a1__
  |
  o  0:07c1c36d9ef0@default(public) a0
  
Enabling commands selectively, no command enabled, next and fold and unknown
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=createmarkers

  [255]

Shows "use 'hg evolve' to..." hints iff the evolve command is enabled

  $ hg --hidden up 14
  2 files updated, 0 files merged, 1 files removed, 0 files unresolved
  working directory parent is obsolete! (484fb3cfa7f2)
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolutioncommands=evolve
  > EOF
  $ hg --hidden up 15
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  working directory parent is obsolete! (daa1ff1c7fbd)
  (use 'hg evolve' to update to its successor: 0c049e4e5422)

Restore all of the evolution features

  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=all
  > EOF

Check hg evolve --rev on singled out commit
  $ hg up 98e171e2f272 -C
  2 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ mkcommit j1
  $ mkcommit j2
  $ mkcommit j3
  $ hg up .^^
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ echo "hello" > j4
  $ hg add j4
  $ hg amend
  2 new orphan changesets
  $ glog -r "0cf3707e8971::"
  @  22:274b6cd0c101@default(draft) add j1
  |
  | o  21:89e4f7e8feb5@default(draft) add j3
  | |
  | o  20:4cd61236beca@default(draft) add j2
  | |
  | x  19:0fd8bfb02de4@default(draft) add j1
  |/
  | o  18:0c049e4e5422@default(draft) add gh
  | |
  o |  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

  $ hg evolve --rev 89e4f7e8feb5 --any
  abort: cannot specify both "--rev" and "--any"
  [255]
  $ hg evolve --rev 89e4f7e8feb5
  cannot solve instability of 89e4f7e8feb5, skipping

Check that uncommit respects the allowunstable option
With only createmarkers we can only uncommit on a head
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=createmarkers, allnewcommands
  > EOF
  $ hg up 274b6cd0c101^
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ hg uncommit --all
  abort: uncommit will orphan 4 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg up 274b6cd0c101
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg uncommit --all
  new changeset is empty
  (use 'hg prune .' to remove it)
  $ glog -r "0cf3707e8971::"
  @  23:0ef9ff75f8e2@default(draft) add j1
  |
  | o  21:89e4f7e8feb5@default(draft) add j3
  | |
  | o  20:4cd61236beca@default(draft) add j2
  | |
  | x  19:0fd8bfb02de4@default(draft) add j1
  |/
  | o  18:0c049e4e5422@default(draft) add gh
  | |
  o |  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

Check that prune respects the allowunstable option
  $ hg up -C .
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg up 0c049e4e5422
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ hg evolve --all
  nothing to evolve on current working copy parent
  (2 other orphan in the repository, do you want --any or --rev)
  [2]
  $ hg evolve --all --any
  move:[20] add j2
  atop:[23] add j1
  move:[21] add j3
  atop:[24] add j2
  working directory is now at 0d9203b74542
  $ glog -r "0cf3707e8971::"
  @  25:0d9203b74542@default(draft) add j3
  |
  o  24:f1b85956c48c@default(draft) add j2
  |
  o  23:0ef9ff75f8e2@default(draft) add j1
  |
  | o  18:0c049e4e5422@default(draft) add gh
  | |
  o |  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~
  $ hg up 98e171e2f272
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ mkcommit c5_
  created new head
  $ hg prune '0ef9ff75f8e2 + f1b85956c48c'
  abort: touch will orphan 1 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg prune '98e171e2f272::0d9203b74542'
  abort: touch will orphan 1 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg prune '0ef9ff75f8e2::'
  3 changesets pruned
  $ glog -r "0cf3707e8971::"
  @  26:4c6f6f6d1976@default(draft) add c5_
  |
  | o  18:0c049e4e5422@default(draft) add gh
  | |
  o |  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

Check that fold respects the allowunstable option

(most of this has been moved to test-fold.t)

  $ hg up 0cf3707e8971
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ mkcommit unstableifparentisfolded
  created new head
  $ glog -r "0cf3707e8971::"
  @  27:2d1b55e10be9@default(draft) add unstableifparentisfolded
  |
  | o  26:4c6f6f6d1976@default(draft) add c5_
  | |
  +---o  18:0c049e4e5422@default(draft) add gh
  | |
  | o  17:98e171e2f272@default(draft) add gg
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

  $ hg fold --exact "98e171e2f272::"
  2 changesets folded

Check that evolve shows error while handling split commits
--------------------------------------

  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=all
  > EOF

  $ glog -r "0cf3707e8971::"
  o  28:92ca6f3984de@default(draft) add gg
  |
  | @  27:2d1b55e10be9@default(draft) add unstableifparentisfolded
  |/
  | o  18:0c049e4e5422@default(draft) add gh
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

Create a split commit
  $ printf "oo" > oo;
  $ printf "pp" > pp;
  $ hg add oo pp
  $ hg commit -m "oo+pp"
  $ mkcommit uu
  $ hg up 2d1b55e10be9
  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
  $ printf "oo" > oo;
  $ hg add oo
  $ hg commit -m "_oo"
  created new head
  $ printf "pp" > pp;
  $ hg add pp
  $ hg commit -m "_pp"
  $ hg prune --succ "desc(_oo) + desc(_pp)" -r "desc('oo+pp')" --split
  1 changesets pruned
  1 new orphan changesets
  $ glog -r "0cf3707e8971::"
  @  32:c7dbf668e9d5@default(draft) _pp
  |
  o  31:2b5a32114b3d@default(draft) _oo
  |
  | o  30:4d122571f3b6@default(draft) add uu
  | |
  | x  29:7da3e73df8a5@default(draft) oo+pp
  |/
  | o  28:92ca6f3984de@default(draft) add gg
  | |
  o |  27:2d1b55e10be9@default(draft) add unstableifparentisfolded
  |/
  | o  18:0c049e4e5422@default(draft) add gh
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~
  $ hg evolve --rev "0cf3707e8971::"
  move:[30] add uu
  atop:[32] _pp
  working directory is now at be23044af550


Check that dirstate changes are kept at failure for conflicts (issue4966)
----------------------------------------

  $ echo "will be amended" > newfile
  $ hg commit -m "will be amended"
  $ hg parents
  34	: will be amended - test

  $ echo "will be evolved safely" >> a
  $ hg commit -m "will be evolved safely"

  $ echo "will cause conflict at evolve" > newfile
  $ echo "newly added" > newlyadded
  $ hg add newlyadded
  $ hg commit -m "will cause conflict at evolve"

  $ glog -r "0cf3707e8971::"
  @  36:59c37c5bebd1@default(draft) will cause conflict at evolve
  |
  o  35:7cc12c6c7862@default(draft) will be evolved safely
  |
  o  34:98c7ab460e6b@default(draft) will be amended
  |
  o  33:be23044af550@default(draft) add uu
  |
  o  32:c7dbf668e9d5@default(draft) _pp
  |
  o  31:2b5a32114b3d@default(draft) _oo
  |
  | o  28:92ca6f3984de@default(draft) add gg
  | |
  o |  27:2d1b55e10be9@default(draft) add unstableifparentisfolded
  |/
  | o  18:0c049e4e5422@default(draft) add gh
  |/
  o  16:0cf3707e8971@default(draft) a3
  |
  ~

  $ hg update -q 98c7ab460e6b
  $ echo "amended" > newfile
  $ hg amend -m "amended"
  2 new orphan changesets

  $ hg evolve --rev "98c7ab460e6b::"
  move:[35] will be evolved safely
  atop:[37] amended
  move:[36] will cause conflict at evolve
  atop:[38] will be evolved safely
  merging newfile
  warning: conflicts while merging newfile! (edit, then use 'hg resolve --mark')
  fix conflicts and see `hg help evolve.interrupted`
  [1]

  $ glog -r "be23044af550::" --hidden
  @  38:61abd81de026@default(draft) will be evolved safely
  |
  o  37:df89d30f23e2@default(draft) amended
  |
  | o  36:59c37c5bebd1@default(draft) will cause conflict at evolve
  | |
  | x  35:7cc12c6c7862@default(draft) will be evolved safely
  | |
  | x  34:98c7ab460e6b@default(draft) will be amended
  |/
  o  33:be23044af550@default(draft) add uu
  |
  ~

  $ hg status newlyadded
  A newlyadded

  
  $ echo bar >> a
  $ hg amend

  $ hg log -GT "{rev}:{node|short} {desc} {bookmarks}\n"
  @  1:ab832e43dd5a added a
  
  $ hg up f7ad41964313 --hidden
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory parent is obsolete! (f7ad41964313)
  (use 'hg evolve' to update to its successor: ab832e43dd5a)

  $ hg bookmark book

  $ hg evolve
  update:[1] added a
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory is now at ab832e43dd5a

  $ hg log -GT "{rev}:{node|short} {desc} ({bookmarks})\n" --hidden
  @  1:ab832e43dd5a added a (book)
  
  x  0:f7ad41964313 added a ()
  

3936:537fd9a86c06

This results in a new single changeset for our amended changeset, and the old
changeset plus the updating changeset are hidden from view by default::

  $ hg log
  4	feature-B: another feature (child of 568a468b60fc) - test
  1	feature-A: a nifty feature - test
  0	: base - test

  $ hg up feature-A -q
  $ hg bookmark -i feature-A

(amend of on ancestors)

  $ hg amend
  1 new unstable changesets
  $ hg log
  6	feature-A: a nifty feature - test
  4	feature-B: another feature (child of 568a468b60fc) - test
  1	: a nifty feature - test
  0	: base - test
  $ hg up -q 0
  $ glog --hidden
  o  6:ba0ec09b1bab@default(draft) a nifty feature
  |
  | x  5:c296b79833d1@default(draft) temporary amend commit for 568a468b60fc
  | |
  | | o  4:6992c59c6b06@default(draft) another feature (child of 568a468b60fc)
  | |/
  | | x  3:c97947cdc7a2@default(draft) temporary amend commit for 73296a82292a
  | | |
  | | x  2:73296a82292a@default(draft) another feature (child of 568a468b60fc)
  | |/
  | x  1:568a468b60fc@default(draft) a nifty feature
  |/
  @  0:e55e0562ee93@default(public) base
  
  $ hg debugobsolete
  73296a82292a76fb8a7061969d2489ec0d84cd5e 6992c59c6b06a1b4a92e24ff884829ae026d018b 0 (*) {'ef1': '8', 'user': 'test'} (glob)
  c97947cdc7a2a11cf78419f5c2c3dd3944ec79e8 0 {73296a82292a76fb8a7061969d2489ec0d84cd5e} (*) {'ef1': '0', 'user': 'test'} (glob)
  568a468b60fc99a42d5d4ddbe181caff1eef308d ba0ec09b1babf3489b567853807f452edd46704f 0 (*) {'ef1': '8', 'user': 'test'} (glob)
  c296b79833d1d497f33144786174bf35e04e44a3 0 {568a468b60fc99a42d5d4ddbe181caff1eef308d} (*) {'ef1': '0', 'user': 'test'} (glob)
  $ hg evolve
  move:[4] another feature (child of 568a468b60fc)
  atop:[6] a nifty feature
  merging main-file-1
  working directory is now at 99833d22b0c6
  $ hg log
  7	feature-B: another feature (child of ba0ec09b1bab) - test
  6	feature-A: a nifty feature - test
  0	: base - test

Test commit -o options

  $ hg up -r "desc('a nifty feature')"
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ hg revert -r "desc('another feature')" --all
  adding file-from-B
  reverting main-file-1
  $ sed -i'' -e s/Zwei/deux/ main-file-1
  $ hg commit -m 'another feature that rox' -o 7
  created new head
  $ hg log
  8	feature-B: another feature that rox - test
  6	feature-A: a nifty feature - test
  0	: base - test

phase change turning obsolete changeset public issue a bumped warning

  $ hg phase --hidden --public 99833d22b0c6
  1 new bumped changesets

all solving bumped troubled

  $ hg log -G
  @  8	feature-B: another feature that rox - test
  |
  | o  7	: another feature (child of ba0ec09b1bab) - test
  |/
  o  6	feature-A: a nifty feature - test
  |
  o  0	: base - test
  
  $ hg evolve --any --traceback --phase-divergent
  recreate:[8] another feature that rox
  atop:[7] another feature (child of ba0ec09b1bab)
  computing new diff
  committed as 6707c5e1c49d
  working directory is now at 6707c5e1c49d
  $ hg log -G
  @  9	feature-B: bumped update to 99833d22b0c6: - test
  |
  o  7	: another feature (child of ba0ec09b1bab) - test
  |
  o  6	feature-A: a nifty feature - test
  |
  o  0	: base - test
  
  $ hg diff --hidden -r 6707c5e1c49d -r 47d52a103155
  $ hg diff -r 6707c5e1c49d^ -r 6707c5e1c49d
  diff --git a/main-file-1 b/main-file-1
  --- a/main-file-1
  +++ b/main-file-1
  @@ -3,1 +3,1 @@
  -Zwei

test evolve --all
  $ sed -i'' -e s/deux/to/ main-file-1
  $ hg commit -m 'dansk 2!'
  $ sed -i'' -e s/Three/tre/ main-file-1
  $ hg commit -m 'dansk 3!'
  $ hg update 6707c5e1c49d
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ sed -i'' -e s/Un/Én/ main-file-1
  $ hg commit --amend -m 'dansk!'
  2 new unstable changesets

(ninja test for the {trouble} template:

  $ hg log -G --template '{rev} {troubles}\n'
  @  13
  |
  | o  11 orphan
  | |
  | o  10 orphan
  | |
  | x  9
  |/
  o  7
  |
  o  6
  |
  o  0
  


(/ninja)

  $ hg evolve --all --traceback
  move:[10] dansk 2!
  atop:[13] dansk!
  merging main-file-1
  move:[11] dansk 3!
  atop:[14] dansk 2!
  merging main-file-1
  working directory is now at 68557e4f0048
  $ hg log -G
  @  15	: dansk 3! - test
  |
  o  14	: dansk 2! - test
  |
  o  13	feature-B: dansk! - test
  |
  o  7	: another feature (child of ba0ec09b1bab) - test
  |
  o  6	feature-A: a nifty feature - test
  |
  o  0	: base - test
  

  $ cd ..

  $ hg clone -Ur 0 alpha beta
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  $ cd alpha

  $ cat << EOF > A
  > We
  > need

  $ hg verify
  checking changesets
  checking manifests
  crosschecking files in changesets and manifests
  checking files
  3 files, 4 changesets, 4 total revisions
  $ hg --config extensions.hgext.mq= strip 'extinct()'
  abort: empty revision set
  [255]
(do some garbare collection)
  $ hg --config extensions.hgext.mq= strip --hidden 'extinct()'  --config devel.strip-obsmarkers=no
  saved backup bundle to $TESTTMP/alpha/.hg/strip-backup/e87767087a57-d7bd82e9-backup.hg (glob)
  $ hg verify
  checking changesets
  checking manifests
  crosschecking files in changesets and manifests
  checking files

  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 1 changesets with 1 changes to 1 files
  2 new obsolescence markers
  (run 'hg update' to get a working copy)
  $ hg up
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ cd ..

  | o  1:73d38bb17fd7@default(draft) add 1
  |/
  o  0:8685c6d34325@default(draft) add 0
  
  $ hg debugobsolete
  0e84df4912da4c7cad22a3b4fcfd58ddfb7c8ae9 fa455b5098e0ce8c1871edf6369f32be7d8b4d1c 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '4', 'user': 'test'}
  db038628b9e56f51a454c0da0c508df247b41748 417185465d2c68e575cff4cd6ed8a4047505ef24 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'user': 'test'}

Test grab --continue

  $ hg up -qC 0
  $ echo 2 > 1

  | o  1:73d38bb17fd7@default(draft) add 1
  |/
  o  0:8685c6d34325@default(draft) add 0
  
  $ hg debugobsolete
  0e84df4912da4c7cad22a3b4fcfd58ddfb7c8ae9 fa455b5098e0ce8c1871edf6369f32be7d8b4d1c 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '4', 'user': 'test'}
  db038628b9e56f51a454c0da0c508df247b41748 417185465d2c68e575cff4cd6ed8a4047505ef24 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '13', 'user': 'test'}
  a5bfd90a2f29c7ccb8f917ff4e5013a9053d0a04 fb2c0f0a0c54be4367988521bad2cbd33a540969 0 (Thu Jan 01 00:00:00 1970 +0000) {'ef1': '12', 'user': 'test'}

Test touch

  $ glog
  @  8:fb2c0f0a0c54@default(draft) conflict

  $ hg olog | head -n 10 # hg touch makes the output unstable (fix it with devel option for more stable touch)
  @    d26d339c513f (12) add 4
  |\
  x |  ce341209337f (4) add 4
   /     rewritten(description, user, content) as d26d339c513f by test (Thu Jan 01 00:00:00 1970 +0000)
  |
  x    cf0c3904643c (11) add 3
  |\     rewritten(description, user, parent, content) as d26d339c513f by test (Thu Jan 01 00:00:00 1970 +0000)
  | |
  | \
  | |\

Test obsstore stat

                1 successors:        10
                2 successors:         0
      more than 2 successors:         0
      available  keys:
                  ef1:               10
                 user:               10
  marker size:
      format v1:
          smallest length:           * (glob)
          longer length:             * (glob)
          median length:             * (glob)
          mean length:               * (glob)
      format v0:
          smallest length:           72
          longer length:             73
          median length:             73
          mean length:               72
  disconnected clusters:              1
          any known node:             1
          smallest length:           10
          longer length:             10
          median length:             10

  adding b
  $ hg mv a c
  $ hg ci -m c
  $ hg prune .^
  1 changesets pruned
  1 new unstable changesets
  $ hg stab --any
  move:[15] c
  atop:[13] a
  working directory is now at 3742bde73477
  $ hg st -C --change=tip

  $ cd ../work
  $ hg fold --from .^ --message "Folding with custom commit message"
  2 changesets folded
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ glog
  @  16:98cb758db56d@default(draft) Folding with custom commit message
  |
  o  13:0a2f9b959bb4@default(draft) dansk!
  |
  o  7:99833d22b0c6@default(public) another feature (child of ba0ec09b1bab)
  |
  o  6:ba0ec09b1bab@default(public) a nifty feature
  |
  o  0:e55e0562ee93@default(public) base
  
  $ cat > commit-message <<EOF
  > A longer

  $ hg fold --from .^ --logfile commit-message
  2 changesets folded
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg qlog
  17 - a00182c58888 A longer
                    commit message (draft)
  7 - 99833d22b0c6 another feature (child of ba0ec09b1bab) (public)
  6 - ba0ec09b1bab a nifty feature (public)
  0 - e55e0562ee93 base (public)

  $ cd ..

Test branch preservation:

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg branch mybranch
  marked working directory as branch mybranch
  (branches are permanent and global, did you want a bookmark?)
  $ hg amend
  1 new unstable changesets

  $ hg evolve
  move:[3] a3
  atop:[5] a2
  working directory is now at 7c5649f73d11

  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  @  6 [mybranch] a3
  |
  o  5 [mybranch] a2
  |
  o  1 [default] a1
  |
  o  0 [default] a0
  

branch change preserved

  $ hg up 'desc(a1)'
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg amend -m 'a1_'
  2 new unstable changesets
  $ hg evolve
  move:[5] a2
  atop:[7] a1_
  working directory is now at eb07e22a0e63
  $ hg evolve
  move:[6] a3
  atop:[8] a2
  working directory is now at 777c26ca5e78
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  @  9 [mybranch] a3
  |
  o  8 [mybranch] a2
  |
  o  7 [default] a1_
  |
  o  0 [default] a0
  

Evolve from the middle of a stack pick the right changesets.

  $ hg up -r "desc('a1_')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg ci --amend -m 'a1__'
  2 new unstable changesets

  $ hg up -r "desc('a2')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  o  10 [default] a1__
  |
  | o  9 [mybranch] a3
  | |
  | @  8 [mybranch] a2
  | |
  | x  7 [default] a1_
  |/
  o  0 [default] a0
  
  $ hg evolve
  nothing to evolve on current working copy parent

  $ hg bookmark testbookmark
  $ ls .hg/bookmarks*
  .hg/bookmarks
  .hg/bookmarks.* (glob)
  $ hg evolve
  move:[8] a2
  atop:[10] a1__
  (leaving bookmark testbookmark)
  working directory is now at d952e93add6f
  $ ls .hg/bookmarks*
  .hg/bookmarks
  $ glog
  @  11:d952e93add6f@mybranch(draft) a2
  |
  o  10:9f8b83c2e7f3@default(draft) a1__
  |
  | o  9:777c26ca5e78@mybranch(draft) a3
  | |
  | x  8:eb07e22a0e63@mybranch(draft) a2
  | |
  | x  7:faafc6cea0ba@default(draft) a1_
  |/
  o  0:07c1c36d9ef0@default(draft) a0
  

Possibility to select what trouble to solve first, asking for bumped before

  $ hg up -r "desc('a1__')"
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg revert -r d952e93add6f --all
  reverting a
  $ hg log -G --template '{rev} [{branch}] {desc|firstline}\n'
  o  11 [mybranch] a2
  |
  @  10 [default] a1__
  |
  | o  9 [mybranch] a3
  | |
  | x  8 [mybranch] a2
  | |
  | x  7 [default] a1_
  |/
  o  0 [default] a0
  
  $ echo "hello world" > newfile
  $ hg add newfile
  $ hg commit -m "add new file bumped" -o 11
  $ hg phase --public --hidden d952e93add6f
  1 new bumped changesets
  $ hg log -G
  @  12	: add new file bumped - test
  |
  | o  11	: a2 - test
  |/
  o  10	testbookmark: a1__ - test
  |
  | o  9	: a3 - test
  | |
  | x  8	: a2 - test
  | |
  | x  7	: a1_ - test
  |/
  o  0	: a0 - test
  

Now we have a bumped and an unstable changeset, we solve the bumped first
normally the unstable changeset would be solve first

  $ hg log -G
  @  12	: add new file bumped - test
  |
  | o  11	: a2 - test
  |/
  o  10	testbookmark: a1__ - test
  |
  | o  9	: a3 - test
  | |
  | x  8	: a2 - test
  | |
  | x  7	: a1_ - test
  |/
  o  0	: a0 - test
  
  $ hg evolve -r "desc('add new file bumped')" --phase-divergent
  recreate:[12] add new file bumped
  atop:[11] a2
  computing new diff
  committed as f15d32934071
  working directory is now at f15d32934071
  $ hg evolve --any
  move:[9] a3
  atop:[13] bumped update to d952e93add6f:
  working directory is now at cce26b684bfe
Check that we can resolve troubles in a revset with more than one commit
  $ hg up cce26b684bfe -C
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ mkcommit gg
  $ hg up cce26b684bfe
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ mkcommit gh
  created new head
  $ hg up cce26b684bfe
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ printf "newline\nnewline\n" >> a
  $ hg log -G
  o  16	: add gh - test
  |
  | o  15	: add gg - test
  |/
  @  14	: a3 - test
  |
  o  13	: bumped update to d952e93add6f: - test
  |
  o  11	: a2 - test
  |
  o  10	testbookmark: a1__ - test
  |
  o  0	: a0 - test
  
  $ hg amend
  2 new unstable changesets
  $ hg log -G
  @  18	: a3 - test
  |
  | o  16	: add gh - test
  | |
  | | o  15	: add gg - test
  | |/
  | x  14	: a3 - test
  |/
  o  13	: bumped update to d952e93add6f: - test
  |
  o  11	: a2 - test
  |
  o  10	testbookmark: a1__ - test
  |
  o  0	: a0 - test
  

Evolving an empty revset should do nothing
  $ hg evolve --rev "beb41503aa3e and 27247fcb2df6"
  set of specified revisions is empty
  [1]

  $ hg evolve --rev "cce26b684bfe::" --phase-divergent
  no phasedivergent changesets in specified revisions
  (do you want to use --orphan)
  [2]
  $ hg evolve --rev "cce26b684bfe::" --orphan
  move:[15] add gg
  atop:[18] a3
  move:[16] add gh
  atop:[18] a3
  working directory is now at e02107f98737
  $ hg log -G
  @  20	: add gh - test
  |
  | o  19	: add gg - test
  |/
  o  18	: a3 - test
  |
  o  13	: bumped update to d952e93add6f: - test
  |
  o  11	: a2 - test
  |
  o  10	testbookmark: a1__ - test
  |
  o  0	: a0 - test
  
Enabling commands selectively, no command enabled, next and fold and unknown
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=createmarkers

  [255]

Shows "use 'hg evolve' to..." hints iff the evolve command is enabled

  $ hg --hidden up 14
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  working directory parent is obsolete! (cce26b684bfe)
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolutioncommands=evolve
  > EOF
  $ hg --hidden up 15
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory parent is obsolete! (27247fcb2df6)
  (use 'hg evolve' to update to its successor: 24e63b319adf)

Restore all of the evolution features

  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=all
  > EOF

Check hg evolve --rev on singled out commit
  $ hg up 24e63b319adf -C
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ mkcommit j1
  $ mkcommit j2
  $ mkcommit j3
  $ hg up .^^
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ echo "hello" > j4
  $ hg add j4
  $ hg amend
  2 new unstable changesets
  $ glog -r "edc3c9de504e::"
  @  25:8dc373be86d9@default(draft) add j1
  |
  | o  23:d7eadcf6eccd@default(draft) add j3
  | |
  | o  22:2223ea564144@default(draft) add j2
  | |
  | x  21:48490698b269@default(draft) add j1
  |/
  | o  20:e02107f98737@default(draft) add gh
  | |
  o |  19:24e63b319adf@default(draft) add gg
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~

  $ hg evolve --rev d7eadcf6eccd --any
  abort: cannot specify both "--rev" and "--any"
  [255]
  $ hg evolve --rev d7eadcf6eccd
  cannot solve instability of d7eadcf6eccd, skipping

Check that uncommit respects the allowunstable option
With only createmarkers we can only uncommit on a head
  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=createmarkers, allnewcommands
  > EOF
  $ hg up 8dc373be86d9^
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ hg uncommit --all
  abort: uncommit will orphan 4 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg up 8dc373be86d9
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg uncommit --all
  new changeset is empty
  (use 'hg prune .' to remove it)
  $ glog -r "edc3c9de504e::"
  @  26:044804d0c10d@default(draft) add j1
  |
  | o  23:d7eadcf6eccd@default(draft) add j3
  | |
  | o  22:2223ea564144@default(draft) add j2
  | |
  | x  21:48490698b269@default(draft) add j1
  |/
  | o  20:e02107f98737@default(draft) add gh
  | |
  o |  19:24e63b319adf@default(draft) add gg
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~

Check that prune respects the allowunstable option
  $ hg up -C .
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg up e02107f98737
  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
  $ hg evolve --all
  nothing to evolve on current working copy parent
  (2 other orphan in the repository, do you want --any or --rev)
  [2]
  $ hg evolve --all --any
  move:[22] add j2
  atop:[26] add j1
  move:[23] add j3
  atop:[27] add j2
  working directory is now at c9a20e2d74aa
  $ glog -r "edc3c9de504e::"
  @  28:c9a20e2d74aa@default(draft) add j3
  |
  o  27:b0e3066231e2@default(draft) add j2
  |
  o  26:044804d0c10d@default(draft) add j1
  |
  | o  20:e02107f98737@default(draft) add gh
  | |
  o |  19:24e63b319adf@default(draft) add gg
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~
  $ hg up 19
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ mkcommit c5_
  created new head
  $ hg prune '044804d0c10d + b0e3066231e2'
  abort: touch will orphan 1 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg prune '24e63b319adf::c9a20e2d74aa'
  abort: touch will orphan 1 descendants
  (see 'hg help evolution.instability')
  [255]
  $ hg prune '044804d0c10d::'
  3 changesets pruned
  $ glog -r "edc3c9de504e::"
  @  29:2251801b6c91@default(draft) add c5_
  |
  | o  20:e02107f98737@default(draft) add gh
  | |
  o |  19:24e63b319adf@default(draft) add gg
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~

Check that fold respects the allowunstable option

(most of this has been moved to test-fold.t)

  $ hg up edc3c9de504e
  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
  $ mkcommit unstableifparentisfolded
  created new head
  $ glog -r "edc3c9de504e::"
  @  30:68330ac625b8@default(draft) add unstableifparentisfolded
  |
  | o  29:2251801b6c91@default(draft) add c5_
  | |
  +---o  20:e02107f98737@default(draft) add gh
  | |
  | o  19:24e63b319adf@default(draft) add gg
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~

  $ hg fold --exact "24e63b319adf::"
  2 changesets folded

Check that evolve shows error while handling split commits
--------------------------------------

  $ cat >> $HGRCPATH <<EOF
  > [experimental]
  > evolution=all
  > EOF

  $ glog -r "edc3c9de504e::"
  o  31:580886d07058@default(draft) add gg
  |
  | @  30:68330ac625b8@default(draft) add unstableifparentisfolded
  |/
  | o  20:e02107f98737@default(draft) add gh
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~

Create a split commit
  $ printf "oo" > oo;
  $ printf "pp" > pp;
  $ hg add oo pp
  $ hg commit -m "oo+pp"
  $ mkcommit uu
  $ hg up 68330ac625b8
  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
  $ printf "oo" > oo;
  $ hg add oo
  $ hg commit -m "_oo"
  created new head
  $ printf "pp" > pp;
  $ hg add pp
  $ hg commit -m "_pp"
  $ hg prune --succ "desc(_oo) + desc(_pp)" -r "desc('oo+pp')" --split
  1 changesets pruned
  1 new unstable changesets
  $ glog -r "edc3c9de504e::"
  @  35:7a555adf2b4a@default(draft) _pp
  |
  o  34:2be4d2d5bf34@default(draft) _oo
  |
  | o  33:53f0c003e03e@default(draft) add uu
  | |
  | x  32:1bf2152f4f82@default(draft) oo+pp
  |/
  | o  31:580886d07058@default(draft) add gg
  | |
  o |  30:68330ac625b8@default(draft) add unstableifparentisfolded
  |/
  | o  20:e02107f98737@default(draft) add gh
  |/
  o  18:edc3c9de504e@default(draft) a3
  |
  ~
  $ hg evolve --rev "edc3c9de504e::"
  move:[33] add uu
  atop:[35] _pp
  working directory is now at 43c3f5ef149f


Check that dirstate changes are kept at failure for conflicts (issue4966)
----------------------------------------

  $ echo "will be amended" > newfile
  $ hg commit -m "will be amended"
  $ hg parents
  37	: will be amended - test

  $ echo "will be evolved safely" >> a
  $ hg commit -m "will be evolved safely"

  $ echo "will cause conflict at evolve" > newfile
  $ echo "newly added" > newlyadded
  $ hg add newlyadded
  $ hg commit -m "will cause conflict at evolve"

  $ hg update -q 36030b147271
  $ echo "amended" > newfile
  $ hg amend -m "amended"
  2 new unstable changesets

  $ hg evolve --rev "36030b147271::"
  move:[38] will be evolved safely
  atop:[41] amended
  move:[39] will cause conflict at evolve
  atop:[42] will be evolved safely
  merging newfile
  warning: conflicts while merging newfile! (edit, then use 'hg resolve --mark')
  fix conflicts and see `hg help evolve.interrupted`
  [1]

  $ glog -r "43c3f5ef149f::" --hidden
  @  42:c904da5245b0@default(draft) will be evolved safely
  |
  o  41:34ae045ec400@default(draft) amended
  |
  | x  40:e88bee38ffc2@default(draft) temporary amend commit for 36030b147271
  | |
  | | o  39:02e943732647@default(draft) will cause conflict at evolve
  | | |
  | | x  38:f8e30e9317aa@default(draft) will be evolved safely
  | |/
  | x  37:36030b147271@default(draft) will be amended
  |/
  o  36:43c3f5ef149f@default(draft) add uu
  |
  ~

  $ hg status newlyadded
  A newlyadded

  
  $ echo bar >> a
  $ hg amend

  $ hg log -GT "{rev}:{node|short} {desc} {bookmarks}\n"
  @  2:ab832e43dd5a added a
  
  $ hg up f7ad41964313 --hidden
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory parent is obsolete! (f7ad41964313)
  (use 'hg evolve' to update to its successor: ab832e43dd5a)

  $ hg bookmark book

  $ hg evolve
  update:[2] added a
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory is now at ab832e43dd5a

  $ hg log -GT "{rev}:{node|short} {desc} ({bookmarks})\n" --hidden
  @  2:ab832e43dd5a added a (book)
  
  x  1:9d806b52d1c5 temporary amend commit for f7ad41964313 ()
  |
  x  0:f7ad41964313 added a ()