# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 1529194948 -7200
# Node ID 339b05c3e9290a6aa76eb102266a4892816909b3
# Parent  de42d00d6ee2453a32faf5f69e196520793300ee
rewind: add a test about rewinding top of stack

For now this rewind is creating an orphan. We add the test to check the behavior
in that case.

diff -r de42d00d6ee2 -r 339b05c3e929 tests/test-rewind.t
--- a/tests/test-rewind.t	Sun Jun 17 02:03:03 2018 +0200
+++ b/tests/test-rewind.t	Sun Jun 17 02:22:28 2018 +0200
@@ -640,3 +640,160 @@
      date:        Thu Jan 01 00:00:00 1970 +0000
      summary:     c_ROOT
   
+  $ cd ..
+
+Test rewinding stack
+====================
+
+  $ hg clone rewind-testing-base rewind-testing-stack
+  updating to branch default
+  3 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ cd rewind-testing-stack
+
+Rewinding the top of the stack only
+-----------------------------------
+
+setup
+`````
+
+  $ hg up 'desc("c_A0")'
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo AA >> A
+  $ hg amend -m 'c_A1'
+  1 new orphan changesets
+  $ hg evolve --all
+  move:[2] c_B0
+  atop:[3] c_A1
+  working directory is now at a65fceb2324a
+  $ hg debugobsolete
+  579f120ba91885449adc92eedf48ef3569742cee d952d1794ff657f5c2a82225d2e6307ed930b32f 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
+  7e594302a05d3769b27be88fc3cdfd39d7498498 a65fceb2324ae1eb1231610193d24a5fa02c7c0e 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '4', 'operation': 'evolve', 'user': 'test'}
+  $ hg obslog -r 'desc("c_A1")::'
+  @  a65fceb2324a (4) c_B0
+  |
+  | o  d952d1794ff6 (3) c_A1
+  | |
+  | x  579f120ba918 (1) c_A0
+  |      rewritten(description, content) as d952d1794ff6 using amend by test (Thu Jan 01 00:00:03 1970 +0000)
+  |
+  x  7e594302a05d (2) c_B0
+       rewritten(parent) as a65fceb2324a using evolve by test (Thu Jan 01 00:00:03 1970 +0000)
+  
+  $ hg log -G
+  @  changeset:   4:a65fceb2324a
+  |  tag:         tip
+  |  user:        test
+  |  date:        Thu Jan 01 00:00:00 1970 +0000
+  |  summary:     c_B0
+  |
+  o  changeset:   3:d952d1794ff6
+  |  parent:      0:eba9c2249fe7
+  |  user:        test
+  |  date:        Thu Jan 01 00:00:00 1970 +0000
+  |  summary:     c_A1
+  |
+  o  changeset:   0:eba9c2249fe7
+     user:        test
+     date:        Thu Jan 01 00:00:00 1970 +0000
+     summary:     c_ROOT
+  
+
+Actual rewind
+`````````````
+
+  $ hg rewind --hidden --to 'min(desc(c_B0))'
+  1 new orphan changesets
+  rewinded to 1 changesets
+  (1 changesets obsoleted)
+  working directory is now at 96622b0702dd
+  $ hg debugobsolete
+  579f120ba91885449adc92eedf48ef3569742cee d952d1794ff657f5c2a82225d2e6307ed930b32f 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
+  7e594302a05d3769b27be88fc3cdfd39d7498498 a65fceb2324ae1eb1231610193d24a5fa02c7c0e 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '4', 'operation': 'evolve', 'user': 'test'}
+  7e594302a05d3769b27be88fc3cdfd39d7498498 96622b0702dd86e3a702b0235b420da41f072efe 4 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}
+  a65fceb2324ae1eb1231610193d24a5fa02c7c0e 96622b0702dd86e3a702b0235b420da41f072efe 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '38', 'operation': 'rewind', 'user': 'test'}
+  $ hg obslog
+  @    96622b0702dd (5) c_B0
+  |\
+  | x  a65fceb2324a (4) c_B0
+  |/     rewritten(meta, date, parent) as 96622b0702dd using rewind by test (Thu Jan 01 00:00:03 1970 +0000)
+  |
+  x  7e594302a05d (2) c_B0
+       rewritten(meta, date) as 96622b0702dd using rewind by test (Thu Jan 01 00:00:03 1970 +0000)
+       rewritten(parent) as a65fceb2324a using evolve by test (Thu Jan 01 00:00:03 1970 +0000)
+  
+  $ hg log -G
+  @  changeset:   5:96622b0702dd
+  |  tag:         tip
+  |  parent:      1:579f120ba918
+  |  user:        test
+  |  date:        Thu Jan 01 00:00:03 1970 +0000
+  |  instability: orphan
+  |  summary:     c_B0
+  |
+  | o  changeset:   3:d952d1794ff6
+  | |  parent:      0:eba9c2249fe7
+  | |  user:        test
+  | |  date:        Thu Jan 01 00:00:00 1970 +0000
+  | |  summary:     c_A1
+  | |
+  x |  changeset:   1:579f120ba918
+  |/   user:        test
+  |    date:        Thu Jan 01 00:00:00 1970 +0000
+  |    obsolete:    rewritten using amend as 3:d952d1794ff6
+  |    summary:     c_A0
+  |
+  o  changeset:   0:eba9c2249fe7
+     user:        test
+     date:        Thu Jan 01 00:00:00 1970 +0000
+     summary:     c_ROOT
+  
+
+cleanup
+```````
+
+  $ echo 'default-date = 4 0' >> $HGRCPATH
+  $ hg rewind --hidden --to 'max(precursors(.))'
+  rewinded to 1 changesets
+  (1 changesets obsoleted)
+  working directory is now at 7b1440274cc3
+  $ echo 'default-date = 5 0' >> $HGRCPATH
+  $ hg log -G
+  @  changeset:   6:7b1440274cc3
+  |  tag:         tip
+  |  parent:      3:d952d1794ff6
+  |  user:        test
+  |  date:        Thu Jan 01 00:00:04 1970 +0000
+  |  summary:     c_B0
+  |
+  o  changeset:   3:d952d1794ff6
+  |  parent:      0:eba9c2249fe7
+  |  user:        test
+  |  date:        Thu Jan 01 00:00:00 1970 +0000
+  |  summary:     c_A1
+  |
+  o  changeset:   0:eba9c2249fe7
+     user:        test
+     date:        Thu Jan 01 00:00:00 1970 +0000
+     summary:     c_ROOT
+  
+  $ hg debugobsolete
+  579f120ba91885449adc92eedf48ef3569742cee d952d1794ff657f5c2a82225d2e6307ed930b32f 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '9', 'operation': 'amend', 'user': 'test'}
+  7e594302a05d3769b27be88fc3cdfd39d7498498 a65fceb2324ae1eb1231610193d24a5fa02c7c0e 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '4', 'operation': 'evolve', 'user': 'test'}
+  7e594302a05d3769b27be88fc3cdfd39d7498498 96622b0702dd86e3a702b0235b420da41f072efe 4 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}
+  a65fceb2324ae1eb1231610193d24a5fa02c7c0e 96622b0702dd86e3a702b0235b420da41f072efe 0 (Thu Jan 01 00:00:03 1970 +0000) {'ef1': '38', 'operation': 'rewind', 'user': 'test'}
+  a65fceb2324ae1eb1231610193d24a5fa02c7c0e 7b1440274cc3b3f8bfcffc891172a7d2d7e9140c 4 (Thu Jan 01 00:00:04 1970 +0000) {'ef1': '34', 'operation': 'rewind', 'user': 'test'}
+  96622b0702dd86e3a702b0235b420da41f072efe 7b1440274cc3b3f8bfcffc891172a7d2d7e9140c 0 (Thu Jan 01 00:00:04 1970 +0000) {'ef1': '38', 'operation': 'rewind', 'user': 'test'}
+  $ hg obslog
+  @    7b1440274cc3 (6) c_B0
+  |\
+  x |  96622b0702dd (5) c_B0
+  |\|    rewritten(meta, date, parent) as 7b1440274cc3 using rewind by test (Thu Jan 01 00:00:04 1970 +0000)
+  | |
+  | x  a65fceb2324a (4) c_B0
+  |/     rewritten(meta, date) as 7b1440274cc3 using rewind by test (Thu Jan 01 00:00:04 1970 +0000)
+  |      rewritten(meta, date, parent) as 96622b0702dd using rewind by test (Thu Jan 01 00:00:03 1970 +0000)
+  |
+  x  7e594302a05d (2) c_B0
+       rewritten(meta, date) as 96622b0702dd using rewind by test (Thu Jan 01 00:00:03 1970 +0000)
+       rewritten(parent) as a65fceb2324a using evolve by test (Thu Jan 01 00:00:03 1970 +0000)
+