D12624: amend: add test showing poor behavior when copies are involved

[spectral (Kyle Lippincott)]

spectral created this revision.
Herald added a reviewer: hg-reviewers.
Herald added a subscriber: mercurial-patches.

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D12624

AFFECTED FILES
  tests/test-amend.t

CHANGE DETAILS

diff --git a/tests/test-amend.t b/tests/test-amend.t
--- a/tests/test-amend.t
+++ b/tests/test-amend.t
@@ -609,3 +609,20 @@
   >   hg status
   > fi
   OK.
+
+Amending a commit that has copies but not specifying those copies shouldn't
+cause them to be lost
+
+  $ cd $TESTTMP
+  $ hg init dont-lose-copies; cd dont-lose-copies
+  $ echo r0 > r0; hg commit -qAm "r0"
+  $ hg cp r0 r0_copied; hg commit -qm "copy r0"
+  $ echo hi > new_file_amend_me
+  $ hg status --change . --copies
+  A r0_copied
+    r0
+  $ hg amend -qA new_file_amend_me
+  $ hg status --change . --copies
+  A new_file_amend_me
+  A r0_copied
+    r0 (missing-correct-output !)



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