diff tests/test-histedit-fold.t @ 33762:c26a76e1af36

histedit: check first changeset for verb "roll" or "fold" (issue5498)

If someone changes "pick" to "roll" or "fold" for the first
changeset in a histedit rule Mercurial could remove a wrong
changeset if the phase is non-public.

roll or fold for the first changeset should be invalid.

--- a/tests/test-histedit-fold.t	Mon Jul 31 23:13:47 2017 +0900
+++ b/tests/test-histedit-fold.t	Fri Aug 11 15:20:41 2017 +0200
@@ -541,3 +541,36 @@
   END
 
   $ cd ..
+
+Test rolling into a commit with multiple children (issue5498)
+
+  $ hg init roll
+  $ cd roll
+  $ echo a > a
+  $ hg commit -qAm aa
+  $ echo b > b
+  $ hg commit -qAm bb
+  $ hg up -q ".^"
+  $ echo c > c
+  $ hg commit -qAm cc
+  $ hg log -G -T '{node|short} {desc}'
+  @  5db65b93a12b cc
+  |
+  | o  301d76bdc3ae bb
+  |/
+  o  8f0162e483d0 aa
+  
+
+  $ hg histedit . --commands - << EOF
+  > r 5db65b93a12b
+  > EOF
+  hg: parse error: first changeset cannot use verb "roll"
+  [255]
+  $ hg log -G -T '{node|short} {desc}'
+  @  5db65b93a12b cc
+  |
+  | o  301d76bdc3ae bb
+  |/
+  o  8f0162e483d0 aa
+  
+