diff -r 29733c2b0fd3 -r b2a8e67b0933 tests/test-evolve-public-content-divergent.t
--- a/tests/test-evolve-public-content-divergent.t	Thu Feb 28 02:08:58 2019 +0530
+++ b/tests/test-evolve-public-content-divergent.t	Fri Feb 22 01:02:51 2019 +0530
@@ -698,3 +698,307 @@
 
   $ hg evolve -l
   $ cd ..
+
+
+Testing the case when "merging results in same as public cset" where:
+both the csets are on same parent and no conflict in merging.
+---------------------------------------------------------------------
+
+Prepare the repo:
+
+  $ hg init pubdiv5
+  $ cd pubdiv5
+  $ for ch in a b c; do
+  >   echo $ch > $ch;
+  >   hg ci -Am "added "$ch;
+  > done;
+  adding a
+  adding b
+  adding c
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo ch > ch
+  $ hg add ch
+  $ hg ci -m "added ch"
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo ch > ch
+  $ hg add ch
+  $ hg ci -m "added c"
+  created new head
+
+  $ hg glog
+  @  4:f7c1071f1e7c added c
+  |   draft
+  |
+  | o  3:90522bccf499 added ch
+  |/    draft
+  |
+  | o  2:155349b645be added c
+  |/    draft
+  |
+  o  1:5f6d8a4bf34a added b
+  |   draft
+  |
+  o  0:9092f1db7931 added a
+      draft
+  
+
+  $ hg prune 2 -s 3
+  1 changesets pruned
+  $ hg prune 2 -s 4 --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+  $ hg phase --public -r 4
+
+  $ hg glog
+  @  4:f7c1071f1e7c added c
+  |   public
+  |
+  | *  3:90522bccf499 added ch
+  |/    draft content-divergent
+  |
+  o  1:5f6d8a4bf34a added b
+  |   public
+  |
+  o  0:9092f1db7931 added a
+      public
+  
+  $ hg evolve --content-divergent --any
+  merge:[4] added c
+  with: [3] added ch
+  base: [2] added c
+  merging "other" content-divergent changeset '90522bccf499'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+
+  $ hg evolve -l
+
+  $ hg par
+  changeset:   4:f7c1071f1e7c
+  tag:         tip
+  parent:      1:5f6d8a4bf34a
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     added c
+  
+
+Testing the case when "merging results in same as public cset" where:
+both the csets are on different parent and no conflict in merging and relocation.
+---------------------------------------------------------------------------------
+
+Prepare the repo:
+
+  $ cd ..
+  $ hg init pubdiv6
+  $ cd pubdiv6
+  $ for ch in a b c d; do
+  >   echo $ch > $ch;
+  >   hg ci -Am "added "$ch;
+  > done;
+  adding a
+  adding b
+  adding c
+  adding d
+
+  $ hg up 1
+  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
+  $ echo dh > dh
+  $ hg add dh
+  $ hg ci -m "added dh"
+  created new head
+
+  $ hg up 2
+  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo dh > dh
+  $ hg add dh
+  $ hg ci -m "added d"
+  created new head
+
+  $ hg glog
+  @  5:e800202333a4 added d
+  |   draft
+  |
+  | o  4:5acd58ef5066 added dh
+  | |   draft
+  | |
+  +---o  3:9150fe93bec6 added d
+  | |     draft
+  | |
+  o |  2:155349b645be added c
+  |/    draft
+  |
+  o  1:5f6d8a4bf34a added b
+  |   draft
+  |
+  o  0:9092f1db7931 added a
+      draft
+  
+
+  $ hg prune 3 -s 4
+  1 changesets pruned
+  $ hg prune 3 -s 5 --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+  $ hg phase --public -r 5
+
+  $ hg glog
+  @  5:e800202333a4 added d
+  |   public
+  |
+  | *  4:5acd58ef5066 added dh
+  | |   draft content-divergent
+  | |
+  o |  2:155349b645be added c
+  |/    public
+  |
+  o  1:5f6d8a4bf34a added b
+  |   public
+  |
+  o  0:9092f1db7931 added a
+      public
+  
+  $ hg evolve --content-divergent --any
+  merge:[5] added d
+  with: [4] added dh
+  base: [3] added d
+  rebasing "other" content-divergent changeset 5acd58ef5066 on 155349b645be
+  updating to "local" side of the conflict: e800202333a4
+  merging "other" content-divergent changeset 'ae3429430ef1'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+
+  $ hg evolve -l
+
+  $ hg par
+  changeset:   5:e800202333a4
+  tag:         tip
+  parent:      2:155349b645be
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     added d
+  
+Testing the case when "merging results in same as public cset" where:
+both the csets are on same parent and merging leads to conflict.
+---------------------------------------------------------------------
+
+Prepare the repo:
+
+  $ cd ..
+  $ hg init pubdiv7
+  $ cd pubdiv7
+  $ for ch in a b c; do
+  >   echo $ch > $ch;
+  >   hg ci -Am "added "$ch;
+  > done;
+  adding a
+  adding b
+  adding c
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo chconflict > ch
+  $ hg add ch
+  $ hg ci -m "added ch"
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo ch > ch
+  $ hg add ch
+  $ hg ci -m "added c"
+  created new head
+
+  $ hg glog
+  @  4:f7c1071f1e7c added c
+  |   draft
+  |
+  | o  3:229da2719b19 added ch
+  |/    draft
+  |
+  | o  2:155349b645be added c
+  |/    draft
+  |
+  o  1:5f6d8a4bf34a added b
+  |   draft
+  |
+  o  0:9092f1db7931 added a
+      draft
+  
+
+  $ hg prune 2 -s 3
+  1 changesets pruned
+  $ hg prune 2 -s 4 --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+  $ hg phase --public -r 4
+
+  $ hg glog
+  @  4:f7c1071f1e7c added c
+  |   public
+  |
+  | *  3:229da2719b19 added ch
+  |/    draft content-divergent
+  |
+  o  1:5f6d8a4bf34a added b
+  |   public
+  |
+  o  0:9092f1db7931 added a
+      public
+  
+  $ hg evolve --content-divergent --any
+  merge:[4] added c
+  with: [3] added ch
+  base: [2] added c
+  merging "other" content-divergent changeset '229da2719b19'
+  merging ch
+  warning: conflicts while merging ch! (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 f7c1071f1e7c ch
+  --- a/ch	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/ch	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,5 @@
+  +<<<<<<< local: f7c1071f1e7c - test: added c
+   ch
+  +=======
+  +chconflict
+  +>>>>>>> other: 229da2719b19 - test: added ch
+
+  $ echo ch > ch
+  $ hg res -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+
+  $ hg evolve --continue
+  computing new diff
+  transaction abort!
+  rollback completed
+  abort: cannot obsolete public changeset: f7c1071f1e7c
+  (see 'hg help phases' for details)
+  [255]
+
+  $ hg evolve -l
+  229da2719b19: added ch
+    content-divergent: f7c1071f1e7c (public) (precursor 155349b645be)
+  
+
+  $ hg par
+  changeset:   4:f7c1071f1e7c
+  tag:         tip
+  parent:      1:5f6d8a4bf34a
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  summary:     added c
+  
+  changeset:   3:229da2719b19
+  parent:      1:5f6d8a4bf34a
+  user:        test
+  date:        Thu Jan 01 00:00:00 1970 +0000
+  instability: content-divergent
+  summary:     added ch
+