revert: change the direction of revert -i

After the discussion on the list about hg revert -i, it seems like we are
satisfied with what we called proposition 2. It shows the changes to revert in
the same direction as hg diff. This patch makes it the default option.
It changes all the + in - and vice versa in the tests for revert -i.

mercurial/cmdutil.py

@@ -3102,7 +3102,7 b' def _performrevert(repo, parents, ctx, a'
         diffopts.git = True
         reversehunks =  repo.ui.configbool('experimental',
                                            'revertalternateinteractivemode',
-                                           False)
+                                           True)
         if reversehunks:
             diff = patch.diff(repo, ctx.node(), None, m, opts=diffopts)
         else:

tests/test-revert-interactive.t

@@ -56,8 +56,8 b' 10 run the same test than 8 from within '
   2 hunks, 2 lines changed
   examine changes to 'f'? [Ynesfdaq?] y
   
-  @@ -1,6 +1,5 @@
-  -a
+  @@ -1,5 +1,6 @@
+  +a
    1
    2
    3
@@ -65,21 +65,21 b' 10 run the same test than 8 from within '
    5
   record change 1/6 to 'f'? [Ynesfdaq?] y
   
-  @@ -2,6 +1,5 @@
+  @@ -1,5 +2,6 @@
    1
    2
    3
    4
    5
-  -b
+  +b
   record change 2/6 to 'f'? [Ynesfdaq?] y
   
   diff --git a/folder1/g b/folder1/g
   2 hunks, 2 lines changed
   examine changes to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -1,6 +1,5 @@
-  -c
+  @@ -1,5 +1,6 @@
+  +c
    1
    2
    3
@@ -87,13 +87,13 b' 10 run the same test than 8 from within '
    5
   record change 3/6 to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -2,6 +1,5 @@
+  @@ -1,5 +2,6 @@
    1
    2
    3
    4
    5
-  -d
+  +d
   record change 4/6 to 'folder1/g'? [Ynesfdaq?] n
   
   diff --git a/folder2/h b/folder2/h
@@ -155,8 +155,8 b' Test that --interactive lift the need fo'
   2 hunks, 2 lines changed
   examine changes to 'f'? [Ynesfdaq?] y
   
-  @@ -1,6 +1,5 @@
-  -a
+  @@ -1,5 +1,6 @@
+  +a
    1
    2
    3
@@ -164,21 +164,21 b' Test that --interactive lift the need fo'
    5
   record change 1/6 to 'f'? [Ynesfdaq?] y
   
-  @@ -2,6 +1,5 @@
+  @@ -1,5 +2,6 @@
    1
    2
    3
    4
    5
-  -b
+  +b
   record change 2/6 to 'f'? [Ynesfdaq?] y
   
   diff --git a/folder1/g b/folder1/g
   2 hunks, 2 lines changed
   examine changes to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -1,6 +1,5 @@
-  -c
+  @@ -1,5 +1,6 @@
+  +c
    1
    2
    3
@@ -186,13 +186,13 b' Test that --interactive lift the need fo'
    5
   record change 3/6 to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -2,6 +1,5 @@
+  @@ -1,5 +2,6 @@
    1
    2
    3
    4
    5
-  -d
+  +d
   record change 4/6 to 'folder1/g'? [Ynesfdaq?] n
   
   diff --git a/folder2/h b/folder2/h
@@ -234,8 +234,8 b' Test that --interactive lift the need fo'
   2 hunks, 2 lines changed
   examine changes to 'f'? [Ynesfdaq?] y
   
-  @@ -1,5 +1,6 @@
-  +a
+  @@ -1,6 +1,5 @@
+  -a
    1
    2
    3
@@ -243,13 +243,13 b' Test that --interactive lift the need fo'
    5
   record change 1/2 to 'f'? [Ynesfdaq?] y
   
-  @@ -1,5 +2,6 @@
+  @@ -2,6 +1,5 @@
    1
    2
    3
    4
    5
-  +b
+  -b
   record change 2/2 to 'f'? [Ynesfdaq?] n
   
   $ hg st
@@ -298,10 +298,10 b' 3) Use interactive revert with editing ('
   1 hunks, 2 lines changed
   examine changes to 'k'? [Ynesfdaq?] y
   
-  @@ -1,2 +1,1 @@
-  -0
-  -2
-  +1
+  @@ -1,1 +1,2 @@
+  -1
+  +0
+  +2
   record this change to 'k'? [Ynesfdaq?] e
   
   $ cat k
@@ -310,7 +310,7 b' 3) Use interactive revert with editing ('
 Check the experimental config to invert the selection:
   $ cat <<EOF >> $HGRCPATH
   > [experimental]
-  > revertalternateinteractivemode=True
+  > revertalternateinteractivemode=False
   > EOF
 
 
@@ -343,29 +343,29 b' Check the experimental config to invert '
   3 hunks, 3 lines changed
   examine changes to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -1,4 +1,5 @@
-  +firstline
+  @@ -1,5 +1,4 @@
+  -firstline
    c
    1
    2
    3
   record change 1/3 to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -1,7 +2,7 @@
+  @@ -2,7 +1,7 @@
    c
    1
    2
    3
-  -4
-  + 3
+  - 3
+  +4
    5
    d
   record change 2/3 to 'folder1/g'? [Ynesfdaq?] y
   
-  @@ -6,2 +7,3 @@
+  @@ -7,3 +6,2 @@
    5
    d
-  +lastline
+  -lastline
   record change 3/3 to 'folder1/g'? [Ynesfdaq?] n
   
   $ hg diff --nodates