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2791f2f479
We merged two concurrent fixes to `nchange` handling last night and
AFAICT the fix in #3692 was incorrect because it doesn't count UPDATEs
in cases where the original row was DELETEd as part of the UPDATE
statement.
The correct fix was in 87434b8
106 lines
3.5 KiB
Tcl
106 lines
3.5 KiB
Tcl
#!/usr/bin/env tclsh
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_execsql_test_on_specific_db {:memory:} changes-on-basic-insert {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1);
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select changes();
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} {1}
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do_execsql_test_on_specific_db {:memory:} changes-on-multiple-row-insert {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3);
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select changes();
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} {3}
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do_execsql_test_on_specific_db {:memory:} changes-shows-most-recent {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3);
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insert into temp values (4), (5), (6), (7);
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select changes();
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} {4}
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# github.com/tursodatabase/turso/issues/3259
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do_execsql_test_on_specific_db {:memory:} changes-doesnt-track-indexes {
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create table users (id integer primary key, name text, age integer);
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create index idx_name on users(name);
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create unique index idx_name_age on users(name, age);
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insert into users (name, age) values ('Alice', 30),('Mike', 33),('Jim', 22),('Sarah', 44),('Rosa', 11),('Cindy', 36),('Bob', 35),('Charlie', 50);
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UPDATE users SET name = 'young' where age < 40;
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select changes();
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} {6}
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# https://github.com/tursodatabase/turso/issues/3688
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do_execsql_test_on_specific_db {:memory:} changes-1.69 {
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create table t(id integer primary key, value text);
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insert into t values (1, 'a');
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select changes();
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update t set id = id+10 where id = 1;
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select changes();
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} {1
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1}
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do_execsql_test_on_specific_db {:memory:} changes-on-delete {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3), (4), (5);
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delete from temp where t1 > 2;
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select changes();
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} {3}
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do_execsql_test_on_specific_db {:memory:} changes-on-update {
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create table temp (t1 integer, t2 text, primary key (t1));
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insert into temp values (1, 'a'), (2, 'b'), (3, 'c'), (4, 'd');
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update temp set t2 = 'updated' where t1 <= 3;
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select changes();
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} {3}
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do_execsql_test_on_specific_db {:memory:} changes-on-update-rowid {
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create table temp (t1 integer primary key, t2 text);
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insert into temp values (1, 'a'), (2, 'b'), (3, 'c');
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update temp set t1 = t1 + 10 where t1 = 2;
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select changes();
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} {1}
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do_execsql_test_on_specific_db {:memory:} changes-resets-after-select {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3);
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select * from temp;
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select changes();
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} {1
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2
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3
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3}
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do_execsql_test_on_specific_db {:memory:} changes-on-delete-no-match {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3);
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delete from temp where t1 > 100;
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select changes();
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} {0}
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do_execsql_test_on_specific_db {:memory:} changes-on-update-no-match {
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create table temp (t1 integer, t2 text, primary key (t1));
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insert into temp values (1, 'a'), (2, 'b');
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update temp set t2 = 'updated' where t1 > 100;
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select changes();
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} {0}
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do_execsql_test_on_specific_db {:memory:} changes-on-delete-all {
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create table temp (t1 integer, primary key (t1));
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insert into temp values (1), (2), (3), (4), (5), (6);
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delete from temp;
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select changes();
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} {6}
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do_execsql_test_on_specific_db {:memory:} changes-mixed-operations {
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create table temp (t1 integer, t2 text, primary key (t1));
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insert into temp values (1, 'a'), (2, 'b'), (3, 'c');
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update temp set t2 = 'updated' where t1 <= 2;
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delete from temp where t1 = 1;
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select changes();
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} {1}
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