-test_expect_success 'Restoring Backup' \
- 'rm -Rf ${MAIL_DIR}/.notmuch/xapian &&
- mv ${TEST_DIRECTORY}/xapian.old ${MAIL_DIR}/.notmuch/xapian'
+test_begin_subtest "Restoring Backup"
+test_expect_success 'rm -Rf ${MAIL_DIR}/.notmuch/xapian &&
+ mv ${TMP_DIRECTORY}/xapian.old ${MAIL_DIR}/.notmuch/xapian'