$ cat >> $HGRCPATH <<EOF

  > [ui]

  > logtemplate={rev}:{node|short} {desc}\n

  > [defaults]

  > amend=-d "0 0"

  > [alias]

  > glog = log -GT "{rev}: {desc}"

  > [experimental]

  > evolution.allowdivergence = True

  > [extensions]

  > hgext.rebase=

  > EOF

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

  $ hg init repo

  $ cd repo

  $ echo A > a

  $ hg add a

  $ hg commit -m a

Basic usage

  $ hg log -G

  @  0:[0-9a-f]{12} a (re)

  $ hg touch .

  $ hg log -G

  @  1:[0-9a-f]{12} a (re)

Revive usage

  $ echo A > b

  $ hg add b

  $ hg commit -m ab --amend

  $ hg up --hidden 1

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

  updated to hidden changeset * (glob)

  (hidden revision '*' was rewritten as: *) (glob)

  working directory parent is obsolete! (*) (glob)

  (use 'hg evolve' to update to its successor: *) (glob)

  $ hg log -G

  o  2:[0-9a-f]{12} ab (re)

  @  1:[0-9a-f]{12} a (re)

  $ hg touch .

  [1] a

  reviving this changeset will create divergence unless you make a duplicate.

  (a)llow divergence or (d)uplicate the changeset?  a

  2 new content-divergent changesets

  $ hg log -G

  @  3:[0-9a-f]{12} a (re)

  \*  2:[0-9a-f]{12} ab (re)

  $ hg prune 3

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

  working directory is now at 000000000000

  1 changesets pruned

Duplicate

  $ hg touch --duplicate .

  $ hg log -G

  @  4:[0-9a-f]{12} (re)

  o  2:[0-9a-f]{12} ab (re)

Multiple touch

  $ echo C > c

  $ hg add c

  $ hg commit -m c

  $ echo D > d

  $ hg add d

  $ hg commit -m d

  $ hg log -G

  @  6:[0-9a-f]{12} d (re)

  |

  o  5:[0-9a-f]{12} c (re)

  |

  o  4:[0-9a-f]{12} (re)

  o  2:[0-9a-f]{12} ab (re)

  $ hg touch .^:.

  $ hg log -G

  @  8:[0-9a-f]{12} d (re)

  |

  o  7:[0-9a-f]{12} c (re)

  |

  o  4:[0-9a-f]{12} (re)

  o  2:[0-9a-f]{12} ab (re)

check move data kept after rebase on touch:

  $ touch gna1

  $ hg commit -Am gna1

  adding gna1

  $ hg mv gna1 gna2

  $ hg commit -m move

  $ hg st -C --change=tip

  A gna2

    gna1

  R gna1

  $ hg up .^

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

  $ hg touch

  1 new orphan changesets

  $ hg log -G --hidden

  @  11:[0-9a-f]{12} gna1 (re)

  |

  . \*  10:[0-9a-f]{12} move (re)

  | |

  . x  9:[0-9a-f]{12} gna1 (re)

  |/

  o  8:[0-9a-f]{12} d (re)

  |

  o  7:[0-9a-f]{12} c (re)

  |

  . x  6:[0-9a-f]{12} d (re)

  | |

  . x  5:[0-9a-f]{12} c (re)

  |/

  o  4:[0-9a-f]{12} (re)

  x  3:[0-9a-f]{12} a (re)

  o  2:[0-9a-f]{12} ab (re)

  x  1:[0-9a-f]{12} a (re)

  x  0:[0-9a-f]{12} a (re)

  $ hg rebase -s 10 -d 11

  rebasing 10:[0-9a-f]{12} "move" (re)

  $ hg st -C --change=tip

  A gna2

    gna1

  R gna1

check that the --duplicate option does not create divergence

  $ hg touch --duplicate 10 --hidden

  1 new orphan changesets

check that reviving a changeset with no successor does not show the prompt

  $ hg prune 13

  1 changesets pruned

  $ hg touch 13 --hidden --note "testing with no successor"

  1 new orphan changesets

  $ hg obslog -r 13 --hidden

  x  [0-9a-f]{12} (.*) move (re)

       pruned using prune by test (Thu Jan 01 00:00:00 1970 +0000)

       rewritten(.*) as [0-9a-f]{12} using touch by test (.*) (re)

         note: testing with no successor

Public phase

  $ hg phase --public -r 2

  $ hg touch 2

  abort: cannot touch public changesets: * (glob)

  (see 'hg help phases' for details)

  [255]

  $ hg touch --duplicate 2

Reviving merge commit

  $ hg up 12

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

  $ hg merge 15

  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

  (branch merge, don't forget to commit)

  $ hg ci -m merge

  $ hg st --change .

  A a

  A b

  $ hg prune -r .

  0 files updated, 0 files merged, 2 files removed, 0 files unresolved

  working directory is now at * (glob)

  1 changesets pruned

  $ hg touch 16 --hidden

  $ hg glog -r '12+15+17'

  o    17: merge

  |\

  | o  15: ab

  |

  @  12: move

  |

  ~

  $ hg st --change 17

  A a

  A b

  $ cd ..

Make sure touch doesn't fail to warn about divergence (issue6107)

  $ hg init touchdiv

  $ cd touchdiv

  $ echo c > c

  $ hg add c

  $ hg ci -m "added c"

  $ hg amend -m "modified c"

  $ hg prune . -q

  $ hg touch -r "desc('added c')" --hidden

  $ hg touch -r "desc('modified c')" --hidden

  [1] modified c

  reviving this changeset will create divergence unless you make a duplicate.

  (a)llow divergence or (d)uplicate the changeset?  a

  2 new content-divergent changesets

  $ cd ..