--- a/tests/test-commit-unresolved.t	Thu Jan 04 21:37:03 2018 -0800
+++ b/tests/test-commit-unresolved.t	Mon Jan 08 19:41:47 2018 +0530
@@ -21,13 +21,63 @@
   $ commit "D" 3
   created new head
 
+State before the merge
+
+  $ hg status
+  $ hg id
+  e45016d2b3d3 tip
+  $ hg summary
+  parent: 3:e45016d2b3d3 tip
+   D
+  branch: default
+  commit: (clean)
+  update: 2 new changesets, 2 branch heads (merge)
+  phases: 4 draft
+
+Testing the abort functionality first in case of conflicts
+
+  $ hg merge --abort
+  abort: no merge in progress
+  [255]
+  $ hg merge
+  merging A
+  warning: conflicts while merging A! (edit, then use 'hg resolve --mark')
+  1 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
+  [1]
+
+  $ hg merge --abort e4501
+  abort: cannot specify a node with --abort
+  [255]
+  $ hg merge --abort --rev e4501
+  abort: cannot specify both --rev and --abort
+  [255]
+
+  $ hg merge --abort
+  aborting the merge, updating back to e45016d2b3d3
+  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+Checking that we got back in the same state
+
+  $ hg status
+  ? A.orig
+  $ hg id
+  e45016d2b3d3 tip
+  $ hg summary
+  parent: 3:e45016d2b3d3 tip
+   D
+  branch: default
+  commit: 1 unknown (clean)
+  update: 2 new changesets, 2 branch heads (merge)
+  phases: 4 draft
+
 Merging a conflict araises
 
   $ hg merge
   merging A
   warning: conflicts while merging A! (edit, then use 'hg resolve --mark')
   1 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon
+  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
   [1]
 
 Correct the conflict without marking the file as resolved
@@ -52,7 +102,7 @@
   merging A
   warning: conflicts while merging A! (edit, then use 'hg resolve --mark')
   1 files updated, 0 files merged, 0 files removed, 1 files unresolved
-  use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon
+  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
   [1]
   $ hg rm --force A
   $ hg commit -m merged
@@ -64,4 +114,28 @@
   $ hg commit -m merged
   created new head
 
+Testing the abort functionality in case of no conflicts
+
+  $ hg update -C 0
+  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ addcommit "E" 4
+  created new head
+  $ hg id
+  68352a18a7c4 tip
+
+  $ hg merge -r 4
+  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  (branch merge, don't forget to commit)
+
+  $ hg merge --preview --abort
+  abort: cannot specify --preview with --abort
+  [255]
+
+  $ hg merge --abort
+  aborting the merge, updating back to 68352a18a7c4
+  1 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+  $ hg id
+  68352a18a7c4 tip
+
   $ cd ..