test-lib: do not remove trash_directory if called with --debug

diff --git a/t/t7103-reset-bare.sh b/t/t7103-reset-bare.sh
index b25a77f910fcdd589775ce901bdf878c23677dd4..cdecebe456c7a9cf30465b112a24ce7bcf76f344 100755 (executable)
--- a/t/t7103-reset-bare.sh
+++ b/t/t7103-reset-bare.sh
@@ -17,7 +17,7 @@ test_expect_success 'setup bare' '
 '
 
 test_expect_success 'hard reset is not allowed' '
-       ! git reset --hard HEAD^
+       test_must_fail  git reset --hard HEAD^
 '
 
 test_expect_success 'soft reset is allowed' '