$ cat >> $HGRCPATH <<EOF

  > [defaults]

  > amend=-d "0 0"

  > [extensions]

  > hgext.rebase=

  > hgext.graphlog=

  > EOF

  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext/evolve.py" >> $HGRCPATH

  $ glog() {

  >   hg glog --template \

  >     '{rev}:{node|short}@{branch}({phase}) bk:[{bookmarks}] {desc|firstline}\n' "$@"

  > }

Test evolve removing the changeset being evolved

  $ hg init empty

  $ cd empty

  $ echo a > a

  $ hg ci -Am adda a

  $ echo b > b

  $ hg ci -Am addb b

  $ echo a >> a

  $ hg ci -m changea

  $ hg bookmark changea

  $ hg up 1

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ echo a >> a

  $ hg amend -m changea

  1 new unstable changesets

  $ hg evolve -v

  move:[2] changea

  atop:[4] changea

  hg rebase -r cce2c55b8965 -d 1447e1c4828d

  resolving manifests

  $ glog --hidden

  @  4:1447e1c4828d@default(draft) bk:[changea] changea

  |

  | x  3:41ad4fe8c795@default(draft) bk:[] amends 102a90ea7b4a3361e4082ed620918c261189a36a

  | |

  | | x  2:cce2c55b8965@default(draft) bk:[] changea

  | |/

  | x  1:102a90ea7b4a@default(draft) bk:[] addb

  |/

  o  0:07f494440405@default(draft) bk:[] adda

  $ hg debugobsolete

  41ad4fe8c79565a06c89f032ef0937b3cbd68a04 1447e1c4828d2347df8f858aa041305fa4cf7db1 0 {'date': '* *', 'user': 'test'} (glob)

  102a90ea7b4a3361e4082ed620918c261189a36a 1447e1c4828d2347df8f858aa041305fa4cf7db1 0 {'date': '* *', 'user': 'test'} (glob)

  cce2c55b896511e0b6e04173c9450ba822ebc740 0 {'date': '* *', 'user': 'test'} (glob)

Test evolve with conflict

  $ ls

  a

  b

  $ hg pdiff a

  diff -r 07f494440405 a

  --- a/a	* (glob)

  +++ b/a	* (glob)

  @@ -1,1 +1,2 @@

   a

  +a

  $ echo 'newer a' >> a

  $ hg ci -m 'newer a'

  $ hg gdown

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  [4] changea

  $ echo 'a' > a

  $ hg amend

  1 new unstable changesets

  $ hg evolve

  move:[5] newer a

  atop:[7] changea

  merging a

  warning: conflicts during merge.

  merging a incomplete! (edit conflicts, then use 'hg resolve --mark')

  evolve failed!

  fix conflict and run "hg evolve --continue"

  abort: unresolved merge conflicts (see hg help resolve)

  [255]

  $ hg revert -r 'unstable()' a

  $ hg diff

  diff -r e8cc1b534401 a

  --- a/a	* (glob)

  +++ b/a	* (glob)

  @@ -1,1 +1,3 @@

   a

  +a

  +newer a

  $ hg evolve --continue

  grafting revision 5

  abort: unresolved merge conflicts (see hg help resolve)

  [255]

  $ hg resolve -m a

  $ hg evolve --continue

  grafting revision 5

Stabilize of late comer with different parent

==================================================

(the same parent case is handled in test-evolve.t)

  $ glog

  @  8:e3183e9c0961@default(draft) bk:[] newer a

  |

  o  7:e8cc1b534401@default(draft) bk:[changea] changea

  |

  o  0:07f494440405@default(draft) bk:[] adda

Add another commit

  $ hg gdown

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  [7] changea

  $ echo 'c' > c

  $ hg add c

  $ hg commit -m 'add c'

  created new head

Get a successors of 8 on it

  $ hg graft -O 8

  grafting revision 8

Add real change to the successors

  $ echo 'babar' >> a

  $ hg amend

Make precursors public

  $ hg phase --hidden --public 8

  1 new bumped changesets

  $ glog

  @  12:15c83af6f3a3@default(draft) bk:[] newer a

  |

  o  9:355c5cda4de1@default(draft) bk:[] add c

  |

  | o  8:e3183e9c0961@default(public) bk:[] newer a

  |/

  o  7:e8cc1b534401@default(public) bk:[changea] changea

  |

  o  0:07f494440405@default(public) bk:[] adda

Stabilize !

  $ hg evolve --any --dry-run

  recreate:[12] newer a

  atop:[8] newer a

  hg rebase --rev 15c83af6f3a3 --dest e8cc1b534401;

  hg update e3183e9c0961;

  hg revert --all --rev 15c83af6f3a3;

  hg commit --msg "bumped update to %s" (no-eol)

  $ hg evolve --any

  recreate:[12] newer a

  atop:[8] newer a

  rebasing to destination parent: e8cc1b534401

  computing new diff

  commited as eeeb8f6e7648

  $ glog

  @  14:eeeb8f6e7648@default(draft) bk:[] bumped update to e3183e9c0961:

  |

  | o  9:355c5cda4de1@default(draft) bk:[] add c

  | |

  o |  8:e3183e9c0961@default(public) bk:[] newer a

  |/

  o  7:e8cc1b534401@default(public) bk:[changea] changea

  |

  o  0:07f494440405@default(public) bk:[] adda

Stabilize conflicting changesets with same parent

=================================================

  $ rm a.orig

  $ hg up 9

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ cat << EOF >> a

  > flore

  > arthur

  > zephir

  > some

  > less

  > conflict

  > EOF

  $ hg ci -m 'More addition'

  $ glog

  @  15:7391601a4bfa@default(draft) bk:[] More addition

  |

  | o  14:eeeb8f6e7648@default(draft) bk:[] bumped update to e3183e9c0961:

  | |

  o |  9:355c5cda4de1@default(draft) bk:[] add c

  | |

  | o  8:e3183e9c0961@default(public) bk:[] newer a

  |/

  o  7:e8cc1b534401@default(public) bk:[changea] changea

  |

  o  0:07f494440405@default(public) bk:[] adda

  $ echo 'babar' >> a

  $ hg amend

  $ hg up --hidden 15

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  Working directory parent is obsolete

  $ mv a a.old

  $ echo 'jungle' > a

  $ cat a.old >> a

  $ rm a.old

  $ hg amend

  2 new divergent changesets

  $ glog

  @  19:3883461cc228@default(draft) bk:[] More addition

  |

  | o  17:4754d61bc2db@default(draft) bk:[] More addition

  |/

  | o  14:eeeb8f6e7648@default(draft) bk:[] bumped update to e3183e9c0961:

  | |

  o |  9:355c5cda4de1@default(draft) bk:[] add c

  | |

  | o  8:e3183e9c0961@default(public) bk:[] newer a

  |/

  o  7:e8cc1b534401@default(public) bk:[changea] changea

  |

  o  0:07f494440405@default(public) bk:[] adda

Stabilize It

  $ hg evolve -qn --traceback

  hg update -c 3883461cc228 &&

  hg merge 4754d61bc2db &&

  hg commit -m "auto merge resolving conflict between 3883461cc228 and 4754d61bc2db"&&

  hg up -C 7391601a4bfa &&

  hg revert --all --rev tip &&

  hg commit -m "`hg log -r 3883461cc228 --template={desc}`";

  $ hg evolve -v

  merge:[19] More addition

  with: [17] More addition

  base: [15] More addition

  merging divergent changeset

  resolving manifests

  merging a

  0 files updated, 1 files merged, 0 files removed, 0 files unresolved

  a

  a

  $ hg st

  $ hg amend -d '0 0' -m 'More addition' # kill date variation XXX should be done in evolve

  $ glog

  @  22:ac6d600735a4@default(draft) bk:[] More addition

  |

  | o  14:eeeb8f6e7648@default(draft) bk:[] bumped update to e3183e9c0961:

  | |

  o |  9:355c5cda4de1@default(draft) bk:[] add c

  | |

  | o  8:e3183e9c0961@default(public) bk:[] newer a

  |/

  o  7:e8cc1b534401@default(public) bk:[changea] changea

  |

  o  0:07f494440405@default(public) bk:[] adda

  $ hg summary

  parent: 22:ac6d600735a4 tip

   More addition

  branch: default

  commit: (clean)

  update: 2 new changesets, 2 branch heads (merge)

  $ hg export .

  # HG changeset patch

  # User test

  # Date 0 0

  # Node ID ac6d600735a49ee377e29d1f74a0576e8c972e7b

  # Parent  355c5cda4de162658ed9f961a98a73a10b3167b1

  More addition

  diff -r 355c5cda4de1 -r ac6d600735a4 a

  --- a/a	Thu Jan 01 00:00:00 1970 +0000

  +++ b/a	Thu Jan 01 00:00:00 1970 +0000

  @@ -1,1 +1,9 @@

  +jungle

   a

  +flore

  +arthur

  +zephir

  +some

  +less

  +conflict

  +babar

Check conflicting during conflicting resolution

-------------------------------------------------

  $ hg up --hidden 15

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  Working directory parent is obsolete

  $ echo 'gotta break' >> a

  $ hg amend

  2 new divergent changesets

  $ hg phase 'divergent()'

  22: draft

  24: draft

  $ hg evolve -qn

  hg update -c c956a4b140b6 &&

  hg merge ac6d600735a4 &&

  hg commit -m "auto merge resolving conflict between c956a4b140b6 and ac6d600735a4"&&

  hg up -C 7391601a4bfa &&

  hg revert --all --rev tip &&

  hg commit -m "`hg log -r c956a4b140b6 --template={desc}`";

  $ hg evolve

  merge:[24] More addition

  with: [22] More addition

  base: [15] More addition

  merging a

  warning: conflicts during merge.

  merging a incomplete! (edit conflicts, then use 'hg resolve --mark')

  0 files updated, 0 files merged, 0 files removed, 1 files unresolved

  use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon

  abort: Merge conflict between several amendments, and this is not yet automated

  (/!\ You can try:

  /!\ * manual merge + resolve => new cset X

  /!\ * hg up to the parent of the amended changeset (which are named W and Z)

  /!\ * hg revert --all -r X

  /!\ * hg ci -m "same message as the amended changeset" => new cset Y

  /!\ * hg kill -n Y W Z

  )

  [255]