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-rwxr-xr-xt/t7502-commit.sh14
1 files changed, 14 insertions, 0 deletions
diff --git a/t/t7502-commit.sh b/t/t7502-commit.sh
index 46ec1ce8a..22a13f7aa 100755
--- a/t/t7502-commit.sh
+++ b/t/t7502-commit.sh
@@ -226,4 +226,18 @@ test_expect_success 'a SIGTERM should break locks' '
! test -f .git/index.lock
'
+rm -f .git/MERGE_MSG .git/COMMIT_EDITMSG
+git reset -q --hard
+
+test_expect_success 'Hand committing of a redundant merge removes dups' '
+
+ git rev-parse second master >expect &&
+ test_must_fail git merge second master &&
+ git checkout master g &&
+ EDITOR=: git commit -a &&
+ git cat-file commit HEAD | sed -n -e "s/^parent //p" -e "/^$/q" >actual &&
+ test_cmp expect actual
+
+'
+
test_done