$ mkcommit() {

  >    echo "$1" > "$1"

  >    hg add "$1"

  >    hg ci -m "add $1"

  > }

  $ getid() {

  >    hg id --debug -ir "desc('$1')"

  > }

  $ hg init tmpa

  $ cd tmpa

Killing a single changeset without replacement

  $ mkcommit kill_me

  $ hg debugobsolete -d '0 0' `getid kill_me` -u babar

  $ hg debugobsolete

  97b7c2d76b1845ed3eb988cd612611e72406cef0 0 {'date': '0 0', 'user': 'babar'}

  $ cd ..

Killing a single changeset with replacement

  $ hg init tmpb

  $ cd tmpb

  $ mkcommit a

  $ mkcommit b

  $ mkcommit original_c

  $ hg up "desc('b')"

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

  $ mkcommit new_c

  created new head

  $ hg debugobsolete `getid original_c`  `getid new_c` -d '56 12'

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

do it again (it read the obsstore before adding new changeset)

  $ hg up '.^'

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

  $ mkcommit new_2_c

  created new head

  $ hg debugobsolete -d '1337 0' `getid new_c` `getid new_2_c`

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

Register two markers with a missing node

  $ hg up '.^'

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

  $ mkcommit new_3_c

  created new head

  $ hg debugobsolete -d '1338 0' `getid new_2_c` 1337133713371337133713371337133713371337

  $ hg debugobsolete -d '1339 0' 1337133713371337133713371337133713371337 `getid new_3_c`

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

Check that graphlog detect that a changeset is obsolete:

  @  changeset:   5:5601fb93a350

  |  tag:         tip

  |  parent:      1:7c3bad9141dc

  |  user:        test

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

  |  summary:     add new_3_c

  |

  | x  changeset:   4:ca819180edb9

  |/   parent:      1:7c3bad9141dc

  |    user:        test

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

  |    summary:     add new_2_c

  |

  | x  changeset:   3:cdbce2fbb163

  |/   parent:      1:7c3bad9141dc

  |    user:        test

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

  |    summary:     add new_c

  |

  | x  changeset:   2:245bde4270cd

  |/   user:        test

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

  |    summary:     add original_c

  |

  o  changeset:   1:7c3bad9141dc

  |  user:        test

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

  |  summary:     add b

  |

  o  changeset:   0:1f0dee641bb7

     user:        test

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

     summary:     add a

Check that public changeset are not accounted as obsolete:

  $ hg phase --public 2

  $ hg --config 'extensions.graphlog=' glog

  @  changeset:   5:5601fb93a350

  |  tag:         tip

  |  parent:      1:7c3bad9141dc

  |  user:        test

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

  |  summary:     add new_3_c

  |

  | x  changeset:   4:ca819180edb9

  |/   parent:      1:7c3bad9141dc

  |    user:        test

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

  |    summary:     add new_2_c

  |

  | x  changeset:   3:cdbce2fbb163

  |/   parent:      1:7c3bad9141dc

  |    user:        test

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

  |    summary:     add new_c

  |

  | o  changeset:   2:245bde4270cd

  |/   user:        test

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

  |    summary:     add original_c

  |

  o  changeset:   1:7c3bad9141dc

  |  user:        test

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

  |  summary:     add b

  |

  o  changeset:   0:1f0dee641bb7

     user:        test

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

     summary:     add a

  $ cd ..

Exchange Test

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

Destination repo does not have any data

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

Try to pull markers

  $ hg init tmpc

  $ cd tmpc

  $ hg pull ../tmpb

  pulling from ../tmpb

  requesting all changes

  adding changesets

  adding manifests

  adding file changes

  added 6 changesets with 6 changes to 6 files (+3 heads)

  (run 'hg heads' to see heads, 'hg merge' to merge)

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

Rollback//Transaction support

  $ hg debugobsolete -d '1340 0' aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

  aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb 0 {'date': '1340 0', 'user': 'test'}

  $ hg rollback -n

  repository tip rolled back to revision 5 (undo debugobsolete)

  $ hg rollback

  repository tip rolled back to revision 5 (undo debugobsolete)

  $ hg debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

  $ cd ..

Try to pull markers

  $ hg init tmpd

  $ hg -R tmpb push tmpd

  pushing to tmpd

  searching for changes

  abort: push includes an obsolete changeset: cdbce2fbb163!

  [255]

  $ hg -R tmpd debugobsolete

  $ hg -R tmpb push tmpd --rev 'not obsolete()'

  pushing to tmpd

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 4 changesets with 4 changes to 4 files (+1 heads)

  $ hg -R tmpd debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

Destination repo have existing data

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

On pull

  $ hg init tmpe

  $ cd tmpe

  $ hg debugobsolete -d '1339 0' 2448244824482448244824482448244824482448 1339133913391339133913391339133913391339

  $ hg pull ../tmpb

  pulling from ../tmpb

  requesting all changes

  adding changesets

  adding manifests

  adding file changes

  added 6 changesets with 6 changes to 6 files (+3 heads)

  (run 'hg heads' to see heads, 'hg merge' to merge)

  $ hg debugobsolete

  2448244824482448244824482448244824482448 1339133913391339133913391339133913391339 0 {'date': '1339 0', 'user': 'test'}

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

On push

  $ hg push ../tmpc

  pushing to ../tmpc

  searching for changes

  no changes found

  [1]

  $ hg -R ../tmpc debugobsolete

  245bde4270cd1072a27757984f9cda8ba26f08ca cdbce2fbb16313928851e97e0d85413f3f7eb77f 0 {'date': '56 12', 'user': 'test'}

  cdbce2fbb16313928851e97e0d85413f3f7eb77f ca819180edb99ed25ceafb3e9584ac287e240b00 0 {'date': '1337 0', 'user': 'test'}

  ca819180edb99ed25ceafb3e9584ac287e240b00 1337133713371337133713371337133713371337 0 {'date': '1338 0', 'user': 'test'}

  1337133713371337133713371337133713371337 5601fb93a350734d935195fee37f4054c529ff39 0 {'date': '1339 0', 'user': 'test'}

  2448244824482448244824482448244824482448 1339133913391339133913391339133913391339 0 {'date': '1339 0', 'user': 'test'}