comparison tests/test-rewind.t @ 3861:bbe635dfd75c

rewind: obsolete latest successors unless instructed otherwise

To prevent the creations of divergence, we automatically mark the successors set
of the rewinded changeset as obsoleted by the rewind result. A new flag
`--as-divergence` is added to disable this behavior.

3860:fa184c5edfe8

  

Actual rewind
`````````````

  $ hg rewind --hidden --to 'desc("c_B0")'
  2 new content-divergent changesets
  rewinded to 1 changesets
  $ hg debugobsolete
  7e594302a05d3769b27be88fc3cdfd39d7498498 25c8f5ab0c3bb569ec672570f1a901be4c6f032b 0 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
  7e594302a05d3769b27be88fc3cdfd39d7498498 48acf2c0d9c8961859ce9a913671eb2adc9b057b 4 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}

  o  changeset:   0:eba9c2249fe7
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     c_ROOT
  

3861:bbe635dfd75c

  

Actual rewind
`````````````

  $ hg rewind --hidden --to 'desc("c_B0")' --as-divergence
  2 new content-divergent changesets
  rewinded to 1 changesets
  $ hg debugobsolete
  7e594302a05d3769b27be88fc3cdfd39d7498498 25c8f5ab0c3bb569ec672570f1a901be4c6f032b 0 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
  7e594302a05d3769b27be88fc3cdfd39d7498498 48acf2c0d9c8961859ce9a913671eb2adc9b057b 4 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}

  o  changeset:   0:eba9c2249fe7
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     c_ROOT
  
  $ echo 'default-date = 2 0' >> $HGRCPATH

rewind a simple amend - obsoleting the current latest successors
----------------------------------------------------------------

  $ hg rewind --hidden --to 'min(desc("c_B0"))'
  rewinded to 1 changesets
  $ hg debugobsolete
  7e594302a05d3769b27be88fc3cdfd39d7498498 25c8f5ab0c3bb569ec672570f1a901be4c6f032b 0 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
  7e594302a05d3769b27be88fc3cdfd39d7498498 48acf2c0d9c8961859ce9a913671eb2adc9b057b 4 (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}
  48acf2c0d9c8961859ce9a913671eb2adc9b057b 0 {579f120ba91885449adc92eedf48ef3569742cee} (Thu Jan 01 00:00:01 1970 +0000) {'ef1': '0', 'operation': 'prune', 'user': 'test'}
  7e594302a05d3769b27be88fc3cdfd39d7498498 d8b4471cfb3caa290e0a78ae6bc57d78656c9075 4 (Thu Jan 01 00:00:02 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}
  25c8f5ab0c3bb569ec672570f1a901be4c6f032b d8b4471cfb3caa290e0a78ae6bc57d78656c9075 0 (Thu Jan 01 00:00:02 1970 +0000) {'ef1': '43', 'operation': 'rewind', 'user': 'test'}
  $ hg obslog --rev 'desc("c_B0")'
  o    d8b4471cfb3c (5) c_B0
  |\
  @ |  25c8f5ab0c3b (3) c_B1
  |/     rewritten(description, meta, date, content) as d8b4471cfb3c using rewind by test (Thu Jan 01 00:00:02 1970 +0000)
  |
  x  7e594302a05d (2) c_B0
       rewritten(description, content) as 25c8f5ab0c3b using amend by test (Thu Jan 01 00:00:01 1970 +0000)
       rewritten(meta, date) as 48acf2c0d9c8 using rewind by test (Thu Jan 01 00:00:01 1970 +0000)
       rewritten(meta, date) as d8b4471cfb3c using rewind by test (Thu Jan 01 00:00:02 1970 +0000)
  
  $ hg log -G
  o  changeset:   5:d8b4471cfb3c
  |  tag:         tip
  |  parent:      1:579f120ba918
  |  user:        test
  |  date:        Thu Jan 01 00:00:02 1970 +0000
  |  summary:     c_B0
  |
  | @  changeset:   3:25c8f5ab0c3b
  |/   parent:      1:579f120ba918
  |    user:        test
  |    date:        Thu Jan 01 00:00:00 1970 +0000
  |    obsolete:    rewritten using rewind as 5:d8b4471cfb3c
  |    summary:     c_B1
  |
  o  changeset:   1:579f120ba918
  |  user:        test
  |  date:        Thu Jan 01 00:00:00 1970 +0000
  |  summary:     c_A0
  |
  o  changeset:   0:eba9c2249fe7
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     c_ROOT
  
  $ hg log -G --hidden
  o  changeset:   5:d8b4471cfb3c
  |  tag:         tip
  |  parent:      1:579f120ba918
  |  user:        test
  |  date:        Thu Jan 01 00:00:02 1970 +0000
  |  summary:     c_B0
  |
  | x  changeset:   4:48acf2c0d9c8
  |/   parent:      1:579f120ba918
  |    user:        test
  |    date:        Thu Jan 01 00:00:01 1970 +0000
  |    obsolete:    pruned using prune
  |    summary:     c_B0
  |
  | @  changeset:   3:25c8f5ab0c3b
  |/   parent:      1:579f120ba918
  |    user:        test
  |    date:        Thu Jan 01 00:00:00 1970 +0000
  |    obsolete:    rewritten using rewind as 5:d8b4471cfb3c
  |    summary:     c_B1
  |
  | x  changeset:   2:7e594302a05d
  |/   user:        test
  |    date:        Thu Jan 01 00:00:00 1970 +0000
  |    obsolete:    rewritten using rewind as 5:d8b4471cfb3c
  |    obsolete:    rewritten using rewind as 4:48acf2c0d9c8
  |    obsolete:    rewritten using amend as 3:25c8f5ab0c3b
  |    summary:     c_B0
  |
  o  changeset:   1:579f120ba918
  |  user:        test
  |  date:        Thu Jan 01 00:00:00 1970 +0000
  |  summary:     c_A0
  |
  o  changeset:   0:eba9c2249fe7
     user:        test
     date:        Thu Jan 01 00:00:00 1970 +0000
     summary:     c_ROOT