fix case (#1443)

        assert status.OK()

        assert info.count == nb - 2

    @pytest.mark.timeout(INFO_TIMEOUT)

    def test_get_table_info_table_row_count_no_flush(self, connect, table):

        '''

        target: get row count with table_info

        method: add and delete vectors, check count in table info (without flush)

        expected: status ok, count as expected

        '''

        vectors = gen_vector(nb, dim)

        status, ids = connect.add_vectors(table, vectors)

        assert status.OK()

        status, info = connect.table_info(table)

        assert status.OK()

        assert info.count == 0 # no flush, table still empty

        status = connect.flush([table])

        assert status.OK()

        status, info = connect.table_info(table)

        assert status.OK()

        assert info.count == nb

        # delete vectors

        status = connect.delete_by_id(table, ids)

        assert status.OK()

        status, info = connect.table_info(table)

        assert status.OK()

        assert info.count == nb # no flush, vectors not deleted

        status = connect.flush([table])

        assert status.OK()

        status, info = connect.table_info(table)

        assert status.OK()

        assert info.count == 0

    @pytest.mark.timeout(INFO_TIMEOUT)

    def test_get_table_info_partition_stats_A(self, connect, table):

        '''