$ hg init public

  $ cd public

  $ echo a > a

  $ mkcommit() {

  >    echo "$1" > "$1"

  >    hg add "$1"

  >    hg ci -m "add $1"

  > }

  $ hg commit -A -m init

  adding a

  $ cd ..

  $ evolvepath=$(echo $(dirname $TESTDIR))/hgext/evolve.py

  $ hg clone -U public private

  $ cd private

  $ cat >> .hg/hgrc <<EOF

  > [extensions]

  > evolve = $evolvepath

  > [ui]

  > logtemplate = {rev}:{node|short}@{branch}({phase}) {desc|firstline}\n

  > [phases]

  > publish = false

  > EOF

  $ cd ..

  $ cp -a private alice

  $ cp -a private bob

  $ cd alice

  $ hg update

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

  $ echo a >> a

  $ hg commit -u alice -m 'modify a'

  $ hg push ../private

  pushing to ../private

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  $ hg log -r 'draft()'

  1:4d1169d82e47@default(draft) modify a

  $ cd ../bob

  $ hg pull ../private

  pulling from ../private

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  pull obsolescence markers

  (run 'hg update' to get a working copy)

  $ hg log -r 'draft()'

  1:4d1169d82e47@default(draft) modify a

  $ hg push ../public

  pushing to ../public

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  $ hg log -r 'draft()'

  $ cd ../alice

  $ hg amend -m 'tweak a'

  $ hg pull ../public

  pulling from ../public

  searching for changes

  no changes found

  pull obsolescence markers

  1 new bumped changesets

  $ hg evolve -a -A --bumped

  recreate:[2] tweak a

  atop:[1] modify a

  computing new diff

  committed as 4d1169d82e47

  working directory is now at 4d1169d82e47

Bumped Merge changeset:

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

We currently cannot automatically solve bumped changeset that is the

product of a merge, we add a test for it.

  $ mkcommit _a

  $ hg up .^

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

  $ mkcommit _b

  created new head

  $ mkcommit _c

  $ hg log -G

  @  5:eeaf70969381@default(draft) add _c

  |

  o  4:6612fc0ddeb6@default(draft) add _b

  |

  | o  3:154ad198ff4a@default(draft) add _a

  |/

  o  1:4d1169d82e47@default(public) modify a

  |

  o  0:d3873e73d99e@default(public) init

  $ hg merge 3

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

  (branch merge, don't forget to commit)

  $ hg commit -m "merge"

  $ hg commit --amend -m "New message"

  $ hg phase --public 551127da2a8a --hidden

  1 new bumped changesets

  $ hg log -G

  @    7:b28e84916d8c@default(draft) New message

  |\

  +---o  6:551127da2a8a@default(public) merge

  | |/

  | o  5:eeaf70969381@default(public) add _c

  | |

  | o  4:6612fc0ddeb6@default(public) add _b

  | |

  o |  3:154ad198ff4a@default(public) add _a

  |/

  o  1:4d1169d82e47@default(public) modify a

  |

  o  0:d3873e73d99e@default(public) init

  $ hg evolve --all --bumped

  skipping b28e84916d8c : we do not handle merge yet