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Add initial tests for update support

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PThorpe92
2025-03-19 23:18:33 -04:00
parent c83cc6dff2
commit dbfe94d677
2 changed files with 69 additions and 0 deletions
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1
testing/all.test
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@@ -26,3 +26,4 @@ source $testdir/total-changes.test
source $testdir/offset.test
source $testdir/scalar-functions-printf.test
source $testdir/transactions.test
source $testdir/update.test

68
testing/update.test Executable file
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@@ -0,0 +1,68 @@
#!/usr/bin/env tclsh
set testdir [file dirname $argv0]
source $testdir/tester.tcl
do_execsql_test_on_specific_db {:memory:} basic-update {
create table temp (t1 integer);
insert into temp values (1);
update temp set t1 = 2;
select * from temp;
} {2}
do_execsql_test_on_specific_db {:memory:} update-mul {
create table temp (t1 integer);
insert into temp values (1),(2.0),('3'),('4.0');
update temp set t1 = 2;
select * from temp;
} {2
2
2
2}
do_execsql_test_on_specific_db {:memory:} update-where {
create table temp (a,b,c);
insert into temp values (1,2,33);
insert into temp values (1,22,33);
insert into temp values (1,22,33);
update temp set a = 6 where b = 2;
select * from temp;
} {6|2|33
1|22|33
1|22|33}
do_execsql_test_on_specific_db {:memory:} update-where-2 {
create table temp (a,b,c);
insert into temp values (1,22,33);
insert into temp values (1,22,33);
insert into temp values (1,22,33);
insert into temp values (6,22,33);
insert into temp values (1,22,33);
insert into temp values (1,22,33);
update temp set b = 100000 where a = 6;
select b from temp where a = 6;
} {100000}
do_execsql_test_on_specific_db {:memory:} update-all-many {
create table temp (a,b,c);
insert into temp values (1,22,33),(1,22,33),(1,22,33),(1,22,33),(1,22,33),(1,22,33),(1,22,33),(1,22,33);
update temp set a = 1234234234234234;
select COUNT(*) from temp where a = 1234234234234234;
} {8}
do_execsql_test_on_specific_db {:memory:} update-large {
create table temp (a text);
insert into temp values ('a smol string');
update temp set a = 'a very long string that is garaunteed to overflow the original btree cell that will be overwritten, causing the updated row to be stored on an overflow page';
select * from temp;
} {{a very long string that is garaunteed to overflow the original btree cell that will be overwritten, causing the updated row to be stored on an overflow page}}
do_execsql_test_on_specific_db {:memory:} update-large-small {
create table temp (a,b,c);
insert into temp values (randomblob(1024), 1, 2);
update temp set a = 'a';
select * from temp;
} {a|1|2}