YAZ_CHECK(expect_pqf("a b", "", YAZ_PQF_ERROR_EXTRA));
YAZ_CHECK(expect_pqf("@and a", "", YAZ_PQF_ERROR_MISSING));
YAZ_CHECK(expect_pqf("@attr p=q a", "", YAZ_PQF_ERROR_BAD_INTEGER));
YAZ_CHECK(expect_pqf("a b", "", YAZ_PQF_ERROR_EXTRA));
YAZ_CHECK(expect_pqf("@and a", "", YAZ_PQF_ERROR_MISSING));
YAZ_CHECK(expect_pqf("@attr p=q a", "", YAZ_PQF_ERROR_BAD_INTEGER));