t7509: avoid direct file access for writing CHERRY_PICK_HEAD

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Han-Wen Nienhuys committed Jul 6, 2021 at 18:47 UTC 52a47aea70875cb64a5a975189d6b5ba35b81574
1 file changed +2 -2
t/t7509-commit-authorship.sh
+2 -2
@@ -147,7 +147,7 @@ test_expect_success 'commit respects CHERRY_PICK_HEAD and MERGE_MSG' '
147 test_tick &&
148 git commit -am "cherry-pick 1" --author="Cherry <cherry@pick.er>" &&
149 git tag cherry-pick-head &&
150 - git rev-parse cherry-pick-head >.git/CHERRY_PICK_HEAD &&
150 + git update-ref CHERRY_PICK_HEAD $(git rev-parse cherry-pick-head) &&
151 echo "This is a MERGE_MSG" >.git/MERGE_MSG &&
152 echo "cherry-pick 1b" >>foo &&
153 test_tick &&
@@ -162,7 +162,7 @@ test_expect_success 'commit respects CHERRY_PICK_HEAD and MERGE_MSG' '
162 '
163
164 test_expect_success '--reset-author with CHERRY_PICK_HEAD' '
165 - git rev-parse cherry-pick-head >.git/CHERRY_PICK_HEAD &&
165 + git update-ref CHERRY_PICK_HEAD $(git rev-parse cherry-pick-head) &&
166 echo "cherry-pick 2" >>foo &&
167 test_tick &&
168 git commit -am "cherry-pick 2" --reset-author &&