diff tests/test-evolve-content-divergence.t @ 3914:96945ea908df stable

branching: merge default into stable

The stable branch of Mercurial core now contains Mercurial 4.7 so evolve branch
policy requires this merge. The @ bookmark is in the right location, so people
doing clone will get to the latest release.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-evolve-content-divergence.t	Tue Jul 31 12:52:06 2018 +0200
@@ -0,0 +1,934 @@
+** Test for handling of content divergent changesets by `hg evolve` **
+====================================================================
+
+  $ cat >> $HGRCPATH <<EOF
+  > [alias]
+  > glog = log -GT "{rev}:{node|short} {desc|firstline}\n ({bookmarks}) [{branch}] {phase}"
+  > [phases]
+  > publish = False
+  > [extensions]
+  > rebase =
+  > EOF
+  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH
+
+  $ hg init cdiv
+  $ cd cdiv
+  $ echo ".*\.orig" > .hgignore
+  $ hg add .hgignore
+  $ hg ci -m "added hgignore"
+  $ for ch in a b c d; do echo foo > $ch; hg add $ch; hg ci -qm "added "$ch; done;
+
+  $ hg glog
+  @  4:c41c793e0ef1 added d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+Creating content-divergence with branch change where base, divergent and other
+have different branches
+-------------------------------------------------------------------------------
+
+  $ hg branch -r . foobar
+  changed branch on 1 changesets
+
+  $ hg up c41c793e0ef1 --hidden
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset c41c793e0ef1
+  (hidden revision 'c41c793e0ef1' was rewritten as: 9e5dffcb3d48)
+  working directory parent is obsolete! (c41c793e0ef1)
+  (use 'hg evolve' to update to its successor: 9e5dffcb3d48)
+  $ echo bar > d
+  $ hg branch watwat
+  marked working directory as branch watwat
+  $ hg amend
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  6:264b04f771fb added d
+  |   () [watwat] draft
+  | *  5:9e5dffcb3d48 added d
+  |/    () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent --config ui.interactive=True<<EOF
+  > c
+  > EOF
+  merge:[6] added d
+  with: [5] added d
+  base: [4] added d
+  merging "other" content-divergent changeset '9e5dffcb3d48'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  content divergent changesets on different branches.
+  choose branch for the resolution changeset. (a) default or (b) watwat or (c) foobar?  c
+  working directory is now at 0ac42f1bc15c
+
+  $ hg glog
+  @  7:0ac42f1bc15c added d
+  |   () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+Testing merging of commit messages
+-----------------------------------
+
+When base and one of the divergent has same commit messages and other divergent
+has different one
+
+  $ echo wat > d
+  $ hg amend
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+  $ echo bar > d
+  $ hg ci -Aqm "added a d with bar in it, expect some beers"
+
+  $ hg prune -r 0ac42f1bc15c -s . --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  9:59081c9c425a added a d with bar in it, expect some beers
+  |   () [default] draft
+  | *  8:f621d00f5f0e added d
+  |/    () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[9] added a d with bar in it, expect some beers
+  with: [8] added d
+  base: [7] added d
+  merging "other" content-divergent changeset 'f621d00f5f0e'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at a9d6fd6b5e40
+
+  $ hg glog
+  @  10:a9d6fd6b5e40 added a d with bar in it, expect some beers
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+When base has different message and both divergents has same one
+
+  $ echo foo > d
+  $ hg amend -m "foo to d"
+
+  $ hg up a9d6fd6b5e40 --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset a9d6fd6b5e40
+  (hidden revision 'a9d6fd6b5e40' was rewritten as: b10b07a394f1)
+  working directory parent is obsolete! (a9d6fd6b5e40)
+  (use 'hg evolve' to update to its successor: b10b07a394f1)
+  $ echo babar > d
+  $ hg amend -m "foo to d"
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  12:0bb497fed24a foo to d
+  |   () [default] draft
+  | *  11:b10b07a394f1 foo to d
+  |/    () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[12] foo to d
+  with: [11] foo to d
+  base: [10] added a d with bar in it, expect some beers
+  merging "other" content-divergent changeset 'b10b07a394f1'
+  merging d
+  warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ echo foobar > d
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+  $ hg evolve --continue
+  working directory is now at 11175423b5dc
+
+  $ hg glog
+  @  13:11175423b5dc foo to d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+When all three base, divergent and other has different commit messages creating
+conflicts
+
+  $ echo bar > d
+  $ hg amend -m "bar to d, expect beers"
+
+  $ hg up 11175423b5dc --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset 11175423b5dc
+  (hidden revision '11175423b5dc' was rewritten as: 27f0463f169a)
+  working directory parent is obsolete! (11175423b5dc)
+  (use 'hg evolve' to update to its successor: 27f0463f169a)
+  $ echo wat > d
+  $ hg amend -m "wat to d, wat?"
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  15:f542037ddf31 wat to d, wat?
+  |   () [default] draft
+  | *  14:27f0463f169a bar to d, expect beers
+  |/    () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[15] wat to d, wat?
+  with: [14] bar to d, expect beers
+  base: [13] foo to d
+  merging "other" content-divergent changeset '27f0463f169a'
+  merging d
+  warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ echo watbar > d
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+
+  $ cat > editor.sh <<EOF
+  > #!/bin/sh
+  > printf "**showing editors text**\n\n"
+  > cat \$1
+  > printf "\n**done showing editors text**\n\n"
+  > cat > \$1 <<ENDOF
+  > watbar to d
+  > ENDOF
+  > EOF
+
+  $ HGEDITOR='sh ./editor.sh' hg evolve --continue
+  **showing editors text**
+  
+  HG: Conflicts while merging changeset description of content-divergent changesets.
+  HG: Resolve conflicts in commit messages to continue.
+  
+  <<<<<<< divergent
+  wat to d, wat?||||||| base
+  foo to d=======
+  bar to d, expect beers>>>>>>> other
+  
+  **done showing editors text**
+  
+  working directory is now at 89ea3eee2d69
+
+  $ hg glog
+  @  16:89ea3eee2d69 watbar to d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ cd ..
+
+Testing resolution of content-divergent changesets when they are on different
+parents and resolution and relocation wont result in conflicts
+------------------------------------------------------------------------------
+
+  $ hg init multiparents
+  $ cd multiparents
+  $ echo ".*\.orig" > .hgignore
+  $ hg add .hgignore
+  $ hg ci -m "added hgignore"
+  $ for ch in a b c d; do echo foo > $ch; hg add $ch; hg ci -qm "added "$ch; done;
+
+  $ hg glog
+  @  4:c41c793e0ef1 added d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg up .^^
+  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
+  $ echo bar > b
+  $ hg amend
+  2 new orphan changesets
+
+  $ hg rebase -r b1661037fa25 -d 8fa14d15e168 --hidden --config experimental.evolution.allowdivergence=True
+  rebasing 2:b1661037fa25 "added b"
+  2 new content-divergent changesets
+
+  $ hg glog
+  *  6:da4b96f4a8d6 added b
+  |   () [default] draft
+  | @  5:7ed0642d644b added b
+  | |   () [default] draft
+  | | *  4:c41c793e0ef1 added d
+  | | |   () [default] draft
+  | | *  3:ca1b80f7960a added c
+  | | |   () [default] draft
+  | | x  2:b1661037fa25 added b
+  | |/    () [default] draft
+  | o  1:c7586e2a9264 added a
+  |/    () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[5] added b
+  with: [6] added b
+  base: [2] added b
+  rebasing "other" content-divergent changeset da4b96f4a8d6 on c7586e2a9264
+  updating to "local" side of the conflict: 7ed0642d644b
+  merging "other" content-divergent changeset '11f849d7159f'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at 171614c9a791
+
+  $ hg glog
+  @  8:171614c9a791 added b
+  |   () [default] draft
+  | *  4:c41c793e0ef1 added d
+  | |   () [default] draft
+  | *  3:ca1b80f7960a added c
+  | |   () [default] draft
+  | x  2:b1661037fa25 added b
+  |/    () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg exp
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Node ID 171614c9a7914c53f531373b95632323fdbbac8d
+  # Parent  c7586e2a92645e473645847a7b69a6dc52be4276
+  added b
+  
+  diff -r c7586e2a9264 -r 171614c9a791 b
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/b	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +bar
+
+Resolving orphans to get back to a normal graph
+
+  $ hg evolve --all
+  move:[3] added c
+  atop:[8] added b
+  move:[4] added d
+  atop:[9] added c
+  working directory is now at 4ae4427ee9f8
+  $ hg glog
+  @  10:4ae4427ee9f8 added d
+  |   () [default] draft
+  o  9:917281f93fcb added c
+  |   () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+More testing!
+
+  $ hg up .^^
+  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
+  $ echo x > x
+  $ hg ci -Aqm "added x"
+  $ hg glog -r .
+  @  11:71a392c714b5 added x
+  |   () [default] draft
+  ~
+
+  $ echo foo > x
+  $ hg branch bar
+  marked working directory as branch bar
+  (branches are permanent and global, did you want a bookmark?)
+  $ hg amend -m "added foo to x"
+
+  $ hg up 71a392c714b5 --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset 71a392c714b5
+  (hidden revision '71a392c714b5' was rewritten as: 1e1a50385a7d)
+  working directory parent is obsolete! (71a392c714b5)
+  (use 'hg evolve' to update to its successor: 1e1a50385a7d)
+  $ hg rebase -r . -d 4ae4427ee9f8 --config experimental.evolution.allowdivergence=True
+  rebasing 11:71a392c714b5 "added x"
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  13:1e4f6b3bb39b added x
+  |   () [default] draft
+  | *  12:1e1a50385a7d added foo to x
+  | |   () [bar] draft
+  o |  10:4ae4427ee9f8 added d
+  | |   () [default] draft
+  o |  9:917281f93fcb added c
+  |/    () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[13] added x
+  with: [12] added foo to x
+  base: [11] added x
+  rebasing "other" content-divergent changeset 1e1a50385a7d on 4ae4427ee9f8
+  updating to "local" side of the conflict: 1e4f6b3bb39b
+  merging "other" content-divergent changeset '80cc9b1ec650'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at b006cf317e0e
+
+  $ hg exp
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Branch bar
+  # Node ID b006cf317e0ed16dbe786c439577475580f645f1
+  # Parent  4ae4427ee9f8f0935211fd66360948b77ab5aee9
+  added foo to x
+  
+  diff -r 4ae4427ee9f8 -r b006cf317e0e x
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/x	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +foo
+
+The above `hg exp` and the following log call demonstrates that message, content
+and branch change is preserved in case of relocation
+  $ hg glog
+  @  15:b006cf317e0e added foo to x
+  |   () [bar] draft
+  o  10:4ae4427ee9f8 added d
+  |   () [default] draft
+  o  9:917281f93fcb added c
+  |   () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+Testing when both the content-divergence are on different parents and resolution
+will lead to conflicts
+---------------------------------------------------------------------------------
+
+  $ hg up .^^^
+  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
+
+  $ echo y > y
+  $ hg ci -Aqm "added y"
+  $ hg glog -r .
+  @  16:fc6ad2bac162 added y
+  |   () [default] draft
+  ~
+
+  $ echo bar > y
+  $ hg amend
+
+  $ hg up fc6ad2bac162 --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset fc6ad2bac162
+  (hidden revision 'fc6ad2bac162' was rewritten as: 2a9f6ccbdeba)
+  working directory parent is obsolete! (fc6ad2bac162)
+  (use 'hg evolve' to update to its successor: 2a9f6ccbdeba)
+  $ hg rebase -r . -d b006cf317e0e --config experimental.evolution.allowdivergence=True
+  rebasing 16:fc6ad2bac162 "added y"
+  2 new content-divergent changesets
+  $ echo wat > y
+  $ hg amend
+
+  $ hg glog
+  @  19:b4575ed6fcfc added y
+  |   () [bar] draft
+  | *  17:2a9f6ccbdeba added y
+  | |   () [default] draft
+  o |  15:b006cf317e0e added foo to x
+  | |   () [bar] draft
+  o |  10:4ae4427ee9f8 added d
+  | |   () [default] draft
+  o |  9:917281f93fcb added c
+  |/    () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[19] added y
+  with: [17] added y
+  base: [16] added y
+  rebasing "other" content-divergent changeset 2a9f6ccbdeba on b006cf317e0e
+  updating to "local" side of the conflict: b4575ed6fcfc
+  merging "other" content-divergent changeset '48f745db3f53'
+  merging y
+  warning: conflicts while merging y! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ echo watbar > y
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+  $ hg evolve --continue
+  working directory is now at 7bbcf24ddecf
+
+  $ hg glog
+  @  21:7bbcf24ddecf added y
+  |   () [bar] draft
+  o  15:b006cf317e0e added foo to x
+  |   () [bar] draft
+  o  10:4ae4427ee9f8 added d
+  |   () [default] draft
+  o  9:917281f93fcb added c
+  |   () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg obslog -r . --all
+  @    7bbcf24ddecf (21) added y
+  |\
+  x |  48f745db3f53 (20) added y
+  | |    rewritten(branch, content) as 7bbcf24ddecf using evolve by test (Thu Jan 01 00:00:00 1970 +0000)
+  | |
+  | x  b4575ed6fcfc (19) added y
+  | |    rewritten(content) as 7bbcf24ddecf using evolve by test (Thu Jan 01 00:00:00 1970 +0000)
+  | |
+  x |  2a9f6ccbdeba (17) added y
+  | |    rewritten(parent) as 48f745db3f53 using evolve by test (Thu Jan 01 00:00:00 1970 +0000)
+  | |
+  | x  96b677f01b81 (18) added y
+  |/     rewritten(content) as b4575ed6fcfc using amend by test (Thu Jan 01 00:00:00 1970 +0000)
+  |
+  x  fc6ad2bac162 (16) added y
+       rewritten(content) as 2a9f6ccbdeba using amend by test (Thu Jan 01 00:00:00 1970 +0000)
+       rewritten(branch, parent) as 96b677f01b81 using rebase by test (Thu Jan 01 00:00:00 1970 +0000)
+  
+
+checking that relocated commit is there
+  $ hg exp 48f745db3f53 --hidden
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Node ID 48f745db3f5300363ca248b9aeab20ff2a55fbb3
+  # Parent  b006cf317e0ed16dbe786c439577475580f645f1
+  added y
+  
+  diff -r b006cf317e0e -r 48f745db3f53 y
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/y	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +bar
+
+Testing when the relocation will result in conflicts and merging wont
+----------------------------------------------------------------------
+
+  $ hg glog
+  @  21:7bbcf24ddecf added y
+  |   () [bar] draft
+  o  15:b006cf317e0e added foo to x
+  |   () [bar] draft
+  o  10:4ae4427ee9f8 added d
+  |   () [default] draft
+  o  9:917281f93fcb added c
+  |   () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg up .^^^^
+  0 files updated, 0 files merged, 4 files removed, 0 files unresolved
+
+  $ echo z > z
+  $ hg ci -Aqm "added z"
+  $ hg glog -r .
+  @  22:daf1de08f3b0 added z
+  |   () [default] draft
+  ~
+
+  $ echo foo > y
+  $ hg add y
+  $ hg amend
+
+  $ hg up daf1de08f3b0 --hidden
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  updated to hidden changeset daf1de08f3b0
+  (hidden revision 'daf1de08f3b0' was rewritten as: 3f7a1f693080)
+  working directory parent is obsolete! (daf1de08f3b0)
+  (use 'hg evolve' to update to its successor: 3f7a1f693080)
+  $ hg rebase -r . -d 7bbcf24ddecf --config experimental.evolution.allowdivergence=True
+  rebasing 22:daf1de08f3b0 "added z"
+  2 new content-divergent changesets
+  $ echo bar > z
+  $ hg amend
+
+  $ hg glog
+  @  25:53242575ffa9 added z
+  |   () [bar] draft
+  | *  23:3f7a1f693080 added z
+  | |   () [default] draft
+  o |  21:7bbcf24ddecf added y
+  | |   () [bar] draft
+  o |  15:b006cf317e0e added foo to x
+  | |   () [bar] draft
+  o |  10:4ae4427ee9f8 added d
+  | |   () [default] draft
+  o |  9:917281f93fcb added c
+  |/    () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[25] added z
+  with: [23] added z
+  base: [22] added z
+  rebasing "other" content-divergent changeset 3f7a1f693080 on 7bbcf24ddecf
+  merging y
+  warning: conflicts while merging y! (edit, then use 'hg resolve --mark')
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ hg diff
+  diff -r 7bbcf24ddecf y
+  --- a/y	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/y	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,5 @@
+  +<<<<<<< destination: 7bbcf24ddecf bar - test: added y
+   watbar
+  +=======
+  +foo
+  +>>>>>>> evolving:    3f7a1f693080 - test: added z
+  diff -r 7bbcf24ddecf z
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/z	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +z
+
+  $ echo foo > y
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+
+  $ hg evolve --continue
+  evolving 23:3f7a1f693080 "added z"
+  updating to "local" side of the conflict: 53242575ffa9
+  merging "other" content-divergent changeset 'cdb0643c69fc'
+  merging y
+  warning: conflicts while merging y! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ hg diff
+  diff -r 53242575ffa9 y
+  --- a/y	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/y	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,5 @@
+  +<<<<<<< local: 53242575ffa9 bar - test: added z
+   watbar
+  +=======
+  +foo
+  +>>>>>>> other: cdb0643c69fc - test: added z
+
+  $ echo foo > y
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+  $ hg evolve --continue
+  working directory is now at 6fc7d9682de6
+
+  $ hg glog
+  @  27:6fc7d9682de6 added z
+  |   () [bar] draft
+  o  21:7bbcf24ddecf added y
+  |   () [bar] draft
+  o  15:b006cf317e0e added foo to x
+  |   () [bar] draft
+  o  10:4ae4427ee9f8 added d
+  |   () [default] draft
+  o  9:917281f93fcb added c
+  |   () [default] draft
+  o  8:171614c9a791 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg exp
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Branch bar
+  # Node ID 6fc7d9682de6e3bee6c8b1266b756ed7d522b7e4
+  # Parent  7bbcf24ddecfe97d7c2ac6fa8c07c155c8fda47b
+  added z
+  
+  diff -r 7bbcf24ddecf -r 6fc7d9682de6 y
+  --- a/y	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/y	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,1 @@
+  -watbar
+  +foo
+  diff -r 7bbcf24ddecf -r 6fc7d9682de6 z
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/z	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +bar
+
+  $ cd ..
+
+Resolving content-divergence of a stack with same parents
+---------------------------------------------------------
+
+  $ hg init stacktest
+  $ cd stacktest
+  $ echo ".*\.orig" > .hgignore
+  $ hg add .hgignore
+  $ hg ci -m "added hgignore"
+  $ for ch in a b c d; do echo foo > $ch; hg add $ch; hg ci -qm "added "$ch; done;
+
+  $ hg glog
+  @  4:c41c793e0ef1 added d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ cd ..
+  $ hg init stack2
+  $ cd stack2
+  $ hg pull ../stacktest
+  pulling from ../stacktest
+  requesting all changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 5 changesets with 5 changes to 5 files
+  new changesets 8fa14d15e168:c41c793e0ef1
+  (run 'hg update' to get a working copy)
+  $ hg glog
+  o  4:c41c793e0ef1 added d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg up c7586e2a9264
+  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ echo bar > a
+  $ hg amend -m "watbar to a"
+  3 new orphan changesets
+  $ echo wat > a
+  $ hg amend -m "watbar to a"
+  $ hg evolve --all
+  move:[2] added b
+  atop:[6] watbar to a
+  move:[3] added c
+  atop:[7] added b
+  move:[4] added d
+  atop:[8] added c
+  working directory is now at 15c781f93cac
+  $ hg glog
+  @  9:15c781f93cac added d
+  |   () [default] draft
+  o  8:9e5fb1d5b955 added c
+  |   () [default] draft
+  o  7:88516dccf68a added b
+  |   () [default] draft
+  o  6:82b74d5dc678 watbar to a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ cd ../stacktest
+  $ hg up .^^^
+  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
+  $ echo wat > a
+  $ hg amend -m "watbar to a"
+  3 new orphan changesets
+  $ hg evolve --all
+  move:[2] added b
+  atop:[5] watbar to a
+  move:[3] added c
+  atop:[6] added b
+  move:[4] added d
+  atop:[7] added c
+  working directory is now at c72d2885eb51
+  $ hg glog
+  @  8:c72d2885eb51 added d
+  |   () [default] draft
+  o  7:3ce4be6d8e5e added c
+  |   () [default] draft
+  o  6:d5f148423c16 added b
+  |   () [default] draft
+  o  5:8e222f257bbf watbar to a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg pull ../stack2
+  pulling from ../stack2
+  searching for changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 4 changesets with 0 changes to 4 files (+1 heads)
+  5 new obsolescence markers
+  8 new content-divergent changesets
+  new changesets 82b74d5dc678:15c781f93cac
+  (run 'hg heads' to see heads, 'hg merge' to merge)
+
+  $ hg glog
+  *  12:15c781f93cac added d
+  |   () [default] draft
+  *  11:9e5fb1d5b955 added c
+  |   () [default] draft
+  *  10:88516dccf68a added b
+  |   () [default] draft
+  *  9:82b74d5dc678 watbar to a
+  |   () [default] draft
+  | @  8:c72d2885eb51 added d
+  | |   () [default] draft
+  | *  7:3ce4be6d8e5e added c
+  | |   () [default] draft
+  | *  6:d5f148423c16 added b
+  | |   () [default] draft
+  | *  5:8e222f257bbf watbar to a
+  |/    () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --all --content-divergent
+  merge:[5] watbar to a
+  with: [9] watbar to a
+  base: [1] added a
+  updating to "local" side of the conflict: 8e222f257bbf
+  merging "other" content-divergent changeset '82b74d5dc678'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  6 new orphan changesets
+  merge:[6] added b
+  with: [10] added b
+  base: [2] added b
+  updating to "local" side of the conflict: d5f148423c16
+  merging "other" content-divergent changeset '88516dccf68a'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  merge:[7] added c
+  with: [11] added c
+  base: [3] added c
+  updating to "local" side of the conflict: 3ce4be6d8e5e
+  merging "other" content-divergent changeset '9e5fb1d5b955'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  merge:[8] added d
+  with: [12] added d
+  base: [4] added d
+  updating to "local" side of the conflict: c72d2885eb51
+  merging "other" content-divergent changeset '15c781f93cac'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at 038fe7db3d88
+
+  $ hg glog
+  @  16:038fe7db3d88 added d
+  |   () [default] draft
+  o  15:b2cac10f3836 added c
+  |   () [default] draft
+  o  14:eadfd9d70680 added b
+  |   () [default] draft
+  o  13:f66f262fff6c watbar to a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft