$tkfks->search ({}, { rows => 1 })->delete;
is ($tkfks->count, $tkfk_cnt -= 1, 'Only one row deleted');
+throws_ok {
+ $tkfks->search ({}, { rows => 0 })->delete
+} qr/rows attribute must be a positive integer/;
+is ($tkfks->count, $tkfk_cnt, 'Nothing deleted');
# check with sql-equality, as sqlite will accept most bad sql just fine
{