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

Test the proper behavior of evolve during merge conflict.

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

Initial setup

  $ cat >> $HGRCPATH <<EOF

  > [ui]

  > interactive=false

  > merge=internal:merge

  > promptecho = True

  > [defaults]

  > amend=-d "0 0"

  > [merge-tools]

  > touch.checkchanged=true

  > touch.gui=true

  > touch.args=babar

  > [extensions]

  > EOF

  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH

  $ safesed() {

  >   sed "$1" "$2" > `pwd`/sed.temp

  >   mv `pwd`/sed.temp "$2"

  > }

create a simple repo

  $ hg init repo

  $ cd repo

  $ cat << EOF > babar

  > un

  > deux

  > trois

  > quatre

  > cinq

  > EOF

  $ hg add babar

  $ hg commit -m "babar count up to five"

  $ cat << EOF >> babar

  > six

  > sept

  > huit

  > neuf

  > dix

  > EOF

  $ hg commit -m "babar count up to ten"

  $ cat << EOF >> babar

  > onze

  > douze

  > treize

  > quatorze

  > quinze

  > EOF

  $ hg commit -m "babar count up to fifteen"

proper behavior without conflict

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

  $ hg gdown

  gdown have been deprecated in favor of previous

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

  [1] babar count up to ten

  $ safesed 's/huit/eight/' babar

  $ hg diff

  diff -r 9d5daf8bd956 babar

  --- a/babar	* (glob)

  +++ b/babar	* (glob)

  @@ -5,6 +5,6 @@

   cinq

   six

   sept

  -huit

  +eight

   neuf

   dix

  $ hg amend

  1 new orphan changesets

  $ hg evolve

  move:[2] babar count up to fifteen

  atop:[3] babar count up to ten

  merging babar

  working directory is now at 71c18f70c34f

  $ hg resolve -l

  $ hg log -G

  @  changeset:   4:71c18f70c34f

  |  tag:         tip

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to fifteen

  |

  o  changeset:   3:5977072d13c5

  |  parent:      0:29ec1554cfaf

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to ten

  |

  o  changeset:   0:29ec1554cfaf

     user:        test

     date:        Thu Jan 01 00:00:00 1970 +0000

     summary:     babar count up to five

proper behavior with conflict using internal:merge

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

  $ hg gdown

  gdown have been deprecated in favor of previous

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

  [3] babar count up to ten

  $ safesed 's/dix/ten/' babar

  $ hg diff

  diff -r 5977072d13c5 babar

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

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

  @@ -7,4 +7,4 @@

   sept

   eight

   neuf

  -dix

  +ten

  $ hg amend

  1 new orphan changesets

  $ hg evolve

  move:[4] babar count up to fifteen

  atop:[5] babar count up to ten

  merging babar

  warning: conflicts while merging babar! (edit, then use 'hg resolve --mark')

  evolve failed!

  fix conflict and run 'hg evolve --continue' or use 'hg update -C .' to abort

  abort: unresolved merge conflicts (see hg help resolve)

  [255]

  $ hg resolve -l

  U babar

  $ hg log -G

  @  changeset:   5:e04690b09bc6

  |  tag:         tip

  |  parent:      0:29ec1554cfaf

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to ten

  |

  | *  changeset:   4:71c18f70c34f

  | |  user:        test

  | |  date:        Thu Jan 01 00:00:00 1970 +0000

  | |  instability: orphan

  | |  summary:     babar count up to fifteen

  | |

  | x  changeset:   3:5977072d13c5

  |/   parent:      0:29ec1554cfaf

  |    user:        test

  |    date:        Thu Jan 01 00:00:00 1970 +0000

  |    obsolete:    amended using amend as 5:e04690b09bc6

  |    summary:     babar count up to ten

  |

  o  changeset:   0:29ec1554cfaf

     user:        test

     date:        Thu Jan 01 00:00:00 1970 +0000

     summary:     babar count up to five

(fix the conflict and continue)

  $ hg revert -r 71c18f70c34f --all

  reverting babar

  $ safesed 's/dix/ten/' babar

  $ hg resolve --all -m

  (no more unresolved files)

  $ hg evolve --continue

  $ hg resolve -l

  $ hg log -G

  @  changeset:   6:1836b91c6c1d

  |  tag:         tip

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to fifteen

  |

  o  changeset:   5:e04690b09bc6

  |  parent:      0:29ec1554cfaf

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to ten

  |

  o  changeset:   0:29ec1554cfaf

     user:        test

     date:        Thu Jan 01 00:00:00 1970 +0000

     summary:     babar count up to five

proper behavior with conflict using an external merge tool

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

  $ safesed 's/merge=.*/merge=touch/' $HGRCPATH

  $ safesed 's/touch.gui=.*/touch.gui=false/' $HGRCPATH

  $ hg gdown

  gdown have been deprecated in favor of previous

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

  [5] babar count up to ten

  $ safesed 's/ten/zehn/' babar

  $ hg diff

  diff -r e04690b09bc6 babar

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

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

  @@ -7,4 +7,4 @@

   sept

   eight

   neuf

  -ten

  +zehn

  $ hg amend

  1 new orphan changesets

  $ safesed 's/interactive=.*/interactive=true/' $HGRCPATH

  $ hg evolve --tool touch <<EOF

  > n

  > EOF

  move:[6] babar count up to fifteen

  atop:[7] babar count up to ten

  merging babar

   output file babar appears unchanged

  was merge successful (yn)? n

  merging babar failed!

  evolve failed!

  fix conflict and run 'hg evolve --continue' or use 'hg update -C .' to abort

  abort: unresolved merge conflicts (see hg help resolve)

  [255]

  $ hg resolve -l

  U babar

  $ hg log -G

  @  changeset:   7:b20d08eea373

  |  tag:         tip

  |  parent:      0:29ec1554cfaf

  |  user:        test

  |  date:        Thu Jan 01 00:00:00 1970 +0000

  |  summary:     babar count up to ten

  |

  | *  changeset:   6:1836b91c6c1d

  | |  user:        test

  | |  date:        Thu Jan 01 00:00:00 1970 +0000

  | |  instability: orphan

  | |  summary:     babar count up to fifteen

  | |

  | x  changeset:   5:e04690b09bc6

  |/   parent:      0:29ec1554cfaf

  |    user:        test

  |    date:        Thu Jan 01 00:00:00 1970 +0000

  |    obsolete:    amended using amend as 7:b20d08eea373

  |    summary:     babar count up to ten

  |

  o  changeset:   0:29ec1554cfaf

     user:        test

     date:        Thu Jan 01 00:00:00 1970 +0000

     summary:     babar count up to five

  $ cat babar

  un

  deux

  trois

  quatre

  cinq

  six

  sept

  eight

  neuf

  zehn