#!/usr/bin/env tclsh

set testdir [file dirname $argv0]
source $testdir/tester.tcl

do_execsql_test_on_specific_db {:memory:} total-changes-on-basic-insert {
    create table temp (t1 integer, primary key (t1));
    insert into temp values (1);
    select total_changes();
} {1}

do_execsql_test_on_specific_db {:memory:} total-changes-on-multiple-row-insert {
    create table temp (t1 integer, primary key (t1));
    insert into temp values (1), (2), (3);
    select total_changes();
} {3}

do_execsql_test_on_specific_db {:memory:} total-changes-on-multiple-inserts {
    create table temp (t1 integer, primary key (t1));
    insert into temp values (1), (2), (3);
    insert into temp values (4), (5), (6), (7);
    select total_changes();
} {7}

do_execsql_test_on_specific_db {:memory:} total-changes-on-update-single-row {
    create table temp (t1 integer primary key, t2 text);
    insert into temp values (1, 'a'), (2, 'b'), (3, 'c');
    update temp set t2 = 'z' where t1 = 2;
    select total_changes();
} {4}

do_execsql_test_on_specific_db {:memory:} total-changes-on-update-multiple-rows {
    create table temp (t1 integer primary key, t2 text);
    insert into temp values (1, 'a'), (2, 'b'), (3, 'c');
    update temp set t2 = 'x' where t1 > 1;
    select total_changes();
} {5}

do_execsql_test_on_specific_db {:memory:} total-changes-on-update-no-match {
    create table temp (t1 integer primary key, t2 text);
    insert into temp values (1, 'a'), (2, 'b');
    update temp set t2 = 'y' where t1 = 99;
    select total_changes();
} {2}