Merge branch 'nd/switch-and-restore'

"git restore --staged" did not correctly update the cache-tree
structure, resulting in bogus trees to be written afterwards, which
has been corrected.

* nd/switch-and-restore:
  restore: invalidate cache-tree when removing entries with --staged

1 files changed, 17 insertions, 0 deletions

diff --git a/t/t2070-restore.sh b/t/t2070-restore.sh
index 21c3f84459..076d0df7fc 100755
--- a/t/t2070-restore.sh
+++ b/t/t2070-restore.sh
@@ -106,4 +106,21 @@ test_expect_success 'restore --staged adds deleted intent-to-add file back to in
 	git diff --cached --exit-code
 '
 
+test_expect_success 'restore --staged invalidates cache tree for deletions' '
+	test_when_finished git reset --hard &&
+	>new1 &&
+	>new2 &&
+	git add new1 new2 &&
+
+	# It is important to commit and then reset here, so that the index
+	# contains a valid cache-tree for the "both" tree.
+	git commit -m both &&
+	git reset --soft HEAD^ &&
+
+	git restore --staged new1 &&
+	git commit -m "just new2" &&
+	git rev-parse HEAD:new2 &&
+	test_must_fail git rev-parse HEAD:new1
+'
+
 test_done