test-rollback: tinker a bit to make it easier to add more tests.

tests/test-rollback.t

@@ -1,9 +1,9 b''
-
+setup repo
   $ hg init t
   $ cd t
   $ echo a > a
-  $ hg add a
-  $ hg commit -m "test"
+  $ hg commit -Am'add a'
+  adding a
   $ hg verify
   checking changesets
   checking manifests
@@ -11,12 +11,14 b''
   checking files
   1 files, 1 changesets, 1 total revisions
   $ hg parents
-  changeset:   0:acb14030fe0a
+  changeset:   0:1f0dee641bb7
   tag:         tip
   user:        test
   date:        Thu Jan 01 00:00:00 1970 +0000
-  summary:     test
+  summary:     add a
   
+
+rollback to null revision
   $ hg status
   $ hg rollback
   repository tip rolled back to revision -1 (undo commit)
@@ -31,22 +33,23 b''
   $ hg status
   A a
 
-Test issue 902
+Two changesets this time so we rollback to a real changeset
+  $ hg commit -m'add a again'
+  $ echo a >> a
+  $ hg commit -m'modify a'
 
-  $ hg commit -m "test2"
+Test issue 902 (current branch is preserved)
   $ hg branch test
   marked working directory as branch test
   $ hg rollback
-  repository tip rolled back to revision -1 (undo commit)
-  working directory now based on revision -1
+  repository tip rolled back to revision 0 (undo commit)
+  working directory now based on revision 0
   $ hg branch
   default
 
 Test issue 1635 (commit message saved)
-.hg/last-message.txt:
-
   $ cat .hg/last-message.txt ; echo
-  test2
+  modify a
 
 Test rollback of hg before issue 902 was fixed
 
@@ -55,9 +58,9 b' Test rollback of hg before issue 902 was'
   marked working directory as branch test
   $ rm .hg/undo.branch
   $ hg rollback
-  repository tip rolled back to revision -1 (undo commit)
+  repository tip rolled back to revision 0 (undo commit)
   named branch could not be reset, current branch is still: test
-  working directory now based on revision -1
+  working directory now based on revision 0
   $ hg branch
   test
 
@@ -69,9 +72,6 b' rollback by pretxncommit saves commit me'
   rollback completed
   abort: pretxncommit hook exited with status * (glob)
   [255]
-
-.hg/last-message.txt:
-
   $ cat .hg/last-message.txt ; echo
   precious commit message
 
@@ -102,18 +102,18 b' test rollback on served repository'
   adding changesets
   adding manifests
   adding file changes
-  added 1 changesets with 1 changes to 1 files
-  updating to branch test
+  added 2 changesets with 2 changes to 1 files
+  updating to branch default
   1 files updated, 0 files merged, 0 files removed, 0 files unresolved
   $ cd u
   $ hg id default
-  1df294f7b1a2
+  8902593132ae
 
 now rollback and observe that 'hg serve' reloads the repository and
 presents the correct tip changeset:
 
   $ hg -R ../t rollback
-  repository tip rolled back to revision -1 (undo commit)
-  working directory now based on revision -1
+  repository tip rolled back to revision 0 (undo commit)
+  working directory now based on revision 0
   $ hg id default
-  000000000000
+  23b0221f3370