test_commit initial foo a &&
test_commit base foo b &&
test_commit picked foo c &&
+ test_commit --signoff picked-signed foo d &&
git config advice.detachedhead false
'
test_cmp expected actual
'
+test_expect_success 'failed cherry-pick does not forget -s' '
+ pristine_detach initial &&
+ test_must_fail git cherry-pick -s picked &&
+ test_i18ngrep -e "Signed-off-by" .git/MERGE_MSG
+'
+
+test_expect_success 'commit after failed cherry-pick does not add duplicated -s' '
+ pristine_detach initial &&
+ test_must_fail git cherry-pick -s picked-signed &&
+ git commit -a -s &&
+ test $(git show -s |grep -c "Signed-off-by") = 1
+'
+
+test_expect_success 'commit after failed cherry-pick adds -s at the right place' '
+ pristine_detach initial &&
+ test_must_fail git cherry-pick picked &&
+ git commit -a -s &&
+ pwd &&
+ cat <<EOF > expected &&
+picked
+
+Signed-off-by: C O Mitter <committer@example.com>
+
+Conflicts:
+ foo
+EOF
+
+ git show -s --pretty=format:%B > actual &&
+ test_cmp expected actual
+'
+
test_done