$ cat >> $HGRCPATH <<EOF

  > [ui]

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

  > [extensions]

  > hgext.rebase=

  > EOF

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

  $ mkcommit() {

  >    echo "$1" > "$1"

  >    hg add "$1"

  >    hg ci -m "add $1"

  > }

  $ hg init repo

  $ cd repo

  $ mkcommit a

  $ hg phase --public .

  $ mkcommit b

  $ mkcommit c

  $ mkcommit d

  $ mkcommit e

  $ hg log -G

  @  4:9d206ffc875e@default(stable/draft) add e

  |

  o  3:47d2a3944de8@default(stable/draft) add d

  |

  o  2:4538525df7e2@default(stable/draft) add c

  |

  o  1:7c3bad9141dc@default(stable/draft) add b

  |

  o  0:1f0dee641bb7@default(stable/public) add a

Check simple case

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

prune current and tip changeset

  $ hg prune .

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

  working directory now at 47d2a3944de8

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

prune leaving unstability behind

  $ hg prune 1

  2 new unstable changesets

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

pruning multiple changeset at once

  $ hg prune 2:

  0 files updated, 0 files merged, 3 files removed, 0 files unresolved

  working directory now at 1f0dee641bb7

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

cannot prune public changesets

  $ hg prune 0

  abort: cannot prune immutable changeset: 1f0dee641bb7

  (see "hg help phases" for details)

  [255]

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

Check successors addition

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

  $ mkcommit bb

  $ mkcommit cc

  $ mkcommit dd

  $ mkcommit ee

  $ hg up 0

  0 files updated, 0 files merged, 4 files removed, 0 files unresolved

  $ mkcommit nB

  created new head

  $ mkcommit nC

  $ mkcommit nD

  $ mkcommit nE

  $ hg log -G

  @  12:6e8148413dd5@default(stable/draft) add nE

  |

  o  11:8ee176ff1d4b@default(stable/draft) add nD

  |

  o  10:aa96dc3f04c2@default(stable/draft) add nC

  |

  o  9:6f6f25e4f748@default(stable/draft) add nB

  |

  | o  8:bb5e90a7ea1f@default(stable/draft) add ee

  | |

  | o  7:00ded550b1e2@default(stable/draft) add dd

  | |

  | o  6:354011cd103f@default(stable/draft) add cc

  | |

  | o  5:814c38b95e72@default(stable/draft) add bb

  |/

  o  0:1f0dee641bb7@default(stable/public) add a

one old, one new

  $ hg prune 'desc("add ee")' -s 'desc("add nE")'

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

  bb5e90a7ea1f3b4b38b23150a4a597b6146d70ef 6e8148413dd541855b72a920a90c06fca127c7e7 0 {'date': '*', 'user': 'test'} (glob)

  $ hg log -G

  @  12:6e8148413dd5@default(stable/draft) add nE

  |

  o  11:8ee176ff1d4b@default(stable/draft) add nD

  |

  o  10:aa96dc3f04c2@default(stable/draft) add nC

  |

  o  9:6f6f25e4f748@default(stable/draft) add nB

  |

  | o  7:00ded550b1e2@default(stable/draft) add dd

  | |

  | o  6:354011cd103f@default(stable/draft) add cc

  | |

  | o  5:814c38b95e72@default(stable/draft) add bb

  |/

  o  0:1f0dee641bb7@default(stable/public) add a

one old, two new

  $ hg prune 'desc("add dd")' -s 'desc("add nD")' -s 'desc("add nC")'

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

  bb5e90a7ea1f3b4b38b23150a4a597b6146d70ef 6e8148413dd541855b72a920a90c06fca127c7e7 0 {'date': '*', 'user': 'test'} (glob)

  00ded550b1e28bba454bd34cec1269d22cf3ef25 aa96dc3f04c2c2341fe6880aeb6dc9fbffff9ef9 8ee176ff1d4b2034ce51e3efc579c2de346b631d 0 {'date': '**', 'user': 'test'} (glob)

  $ hg log -G

  @  12:6e8148413dd5@default(stable/draft) add nE

  |

  o  11:8ee176ff1d4b@default(stable/draft) add nD

  |

  o  10:aa96dc3f04c2@default(stable/draft) add nC

  |

  o  9:6f6f25e4f748@default(stable/draft) add nB

  |

  | o  6:354011cd103f@default(stable/draft) add cc

  | |

  | o  5:814c38b95e72@default(stable/draft) add bb

  |/

  o  0:1f0dee641bb7@default(stable/public) add a

two old, two new (should be denied)

  $ hg prune 'desc("add cc")' 'desc("add bb")' -s 'desc("add nD")' -s 'desc("add nC")'

  abort: Can't use multiple successors for multiple precursors

  [255]

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

  bb5e90a7ea1f3b4b38b23150a4a597b6146d70ef 6e8148413dd541855b72a920a90c06fca127c7e7 0 {'date': '*', 'user': 'test'} (glob)

  00ded550b1e28bba454bd34cec1269d22cf3ef25 aa96dc3f04c2c2341fe6880aeb6dc9fbffff9ef9 8ee176ff1d4b2034ce51e3efc579c2de346b631d 0 {'date': '**', 'user': 'test'} (glob)

two old, one new:

  $ hg prune 'desc("add cc")' 'desc("add bb")' -s 'desc("add nB")'

  $ hg debugobsolete

  9d206ffc875e1bc304590549be293be36821e66c 0 {'date': '*', 'user': 'test'} (glob)

  7c3bad9141dcb46ff89abf5f61856facd56e476c 0 {'date': '*', 'user': 'test'} (glob)

  4538525df7e2b9f09423636c61ef63a4cb872a2d 0 {'date': '*', 'user': 'test'} (glob)

  47d2a3944de8b013de3be9578e8e344ea2e6c097 0 {'date': '*', 'user': 'test'} (glob)

  bb5e90a7ea1f3b4b38b23150a4a597b6146d70ef 6e8148413dd541855b72a920a90c06fca127c7e7 0 {'date': '*', 'user': 'test'} (glob)

  00ded550b1e28bba454bd34cec1269d22cf3ef25 aa96dc3f04c2c2341fe6880aeb6dc9fbffff9ef9 8ee176ff1d4b2034ce51e3efc579c2de346b631d 0 {'date': '**', 'user': 'test'} (glob)

  814c38b95e72dfe2cbf675b1649ea9d780c89a80 6f6f25e4f748d8f7571777e6e168aedf50350ce8 0 {'date': '*', 'user': 'test'} (glob)

  354011cd103f58bbbd9091a3cee6d6a6bd0dddf7 6f6f25e4f748d8f7571777e6e168aedf50350ce8 0 {'date': '*', 'user': 'test'} (glob)