[PATCH 1/3] t5318-commit-graph: use 'test_expect_code'

[SZEDER Gábor]

In 't5318-commit-graph.sh' the test 'close with correct error on bad
input' manually verifies the exit code of a 'git commit-graph write'
command.

Use 'test_expect_code' instead.

Signed-off-by: SZEDER Gábor <szeder....@gmail.com>
---
 t/t5318-commit-graph.sh | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh
index 22cb9d6643..4391007f4c 100755
--- a/t/t5318-commit-graph.sh
+++ b/t/t5318-commit-graph.sh
@@ -26,8 +26,7 @@ test_expect_success 'write graph with no packs' '
 test_expect_success 'close with correct error on bad input' '
        cd "$TRASH_DIRECTORY/full" &&
        echo doesnotexist >in &&
-       { git commit-graph write --stdin-packs <in 2>stderr; ret=$?; } &&
-       test "$ret" = 1 &&
+       test_expect_code 1 git commit-graph write --stdin-packs <in 2>stderr &&
        test_i18ngrep "error adding pack" stderr
 '
 
-- 
2.23.0.rc1.309.g896d8c5f5f