turso/testing/join.test

#!/usr/bin/env tclsh

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

do_execsql_test cross-join {
    select * from users, products limit 1;
} {1|Jamie|Foster|dylan00@example.com|496-522-9493|62375\ Johnson\ Rest\ Suite\ 322|West\ Lauriestad|IL|35865|94|1|hat|79.0}

do_execsql_test cross-join-specific-columns {
    select first_name, price from users, products limit 1;
} {Jamie|79.0}

do_execsql_test cross-join-where-right-tbl {
    select users.first_name, products.name from users join products where products.id = 1 limit 2;
} {Jamie|hat
Cindy|hat}

do_execsql_test cross-join-where-left-tbl {
    select users.first_name, products.name from users join products where users.id = 1 limit 2;
} {Jamie|hat
Jamie|cap}

do_execsql_test inner-join-pk {
    select users.first_name as user_name, products.name as product_name from users join products on users.id = products.id;
} {Jamie|hat
Cindy|cap
Tommy|shirt
Jennifer|sweater
Edward|sweatshirt
Nicholas|shorts
Aimee|jeans
Rachel|sneakers
Matthew|boots
Daniel|coat
Travis|accessories}

do_execsql_test inner-join-non-pk-unqualified {
    select first_name, name from users join products on first_name != name limit 1;
} {Jamie|hat}

do_execsql_test inner-join-non-pk-qualified {
    select users.first_name as user_name, products.name as product_name from users join products on users.first_name = products.name;
} {}

do_execsql_test inner-join-self {
    select u1.first_name as user_name, u2.first_name as neighbor_name from users u1 join users as u2 on u1.id = u2.id + 1 limit 1;
} {Cindy|Jamie}

do_execsql_test inner-join-self-with-where {
    select u1.first_name as user_name, u2.first_name as neighbor_name from users u1 join users as u2 on u1.id = u2.id + 1 where u1.id = 5 limit 1;
} {Edward|Jennifer}

# Uncomment this test when it works. Sqlite3 returns 'Aaron' due to the way it reorders tables in the join based on the where clause.
#do_execsql_test inner-join-with-where-2 {
#    select u.first_name from users u join products as p on u.first_name != p.name where u.last_name = 'Williams' limit 1;
#} {Laura} <-- sqlite3 returns 'Aaron'

do_execsql_test left-join-pk {
    select users.first_name as user_name, products.name as product_name from users left join products on users.id = products.id limit 12;
} {Jamie|hat
Cindy|cap
Tommy|shirt
Jennifer|sweater
Edward|sweatshirt
Nicholas|shorts
Aimee|jeans
Rachel|sneakers
Matthew|boots
Daniel|coat
Travis|accessories
Alan|}

do_execsql_test left-join-with-where {
    select u.first_name, p.name from users u left join products as p on u.id = p.id where u.id >= 10 limit 5;
} {Daniel|coat
Travis|accessories
Alan|
Michael|
Brianna|}

do_execsql_test left-join-with-where-2 {
   select users.first_name, products.name from users left join products on users.id < 2 where users.id < 3;
} {Jamie|hat
Jamie|cap
Jamie|shirt
Jamie|sweater
Jamie|sweatshirt
Jamie|shorts
Jamie|jeans
Jamie|sneakers
Jamie|boots
Jamie|coat
Jamie|accessories
Cindy|}

do_execsql_test left-join-non-pk {
    select users.first_name as user_name, products.name as product_name from users left join products on users.first_name = products.name limit 3;
} {Jamie|
Cindy|
Tommy|}

do_execsql_test left-join-self {
    select u1.first_name as user_name, u2.first_name as neighbor_name from users u1 left join users as u2 on u1.id = u2.id + 1 limit 2;
} {Jamie|
Cindy|Jamie}

do_execsql_test left-join-self-with-where {
    select u1.first_name as user_name, u2.first_name as neighbor_name from users u1 left join users as u2 on u1.id = u2.id + 1 where u1.id = 5 limit 2;
} {Edward|Jennifer}

do_execsql_test left-join-multiple-cond-and {
    select u.first_name, p.name from users u left join products as p on u.id = p.id and u.first_name = p.name limit 2;
} {Jamie|
Cindy|}

do_execsql_test left-join-multiple-cond-or {
    select u.first_name, p.name from users u left join products as p on u.id = p.id or u.first_name = p.name limit 2;
} {Jamie|hat
Cindy|cap}

do_execsql_test left-join-no-join-conditions-but-multiple-where {
    select u.first_name, p.name from users u left join products as p where u.id = p.id or u.first_name = p.name limit 2;
} {Jamie|hat
Cindy|cap}

do_execsql_test four-way-inner-join {
  select u1.first_name, u2.first_name, u3.first_name, u4.first_name from users u1 join users u2 on u1.id = u2.id join users u3 on u2.id = u3.id + 1 join users u4 on u3.id = u4.id + 1 limit 1;
} {Tommy|Tommy|Cindy|Jamie}

do_execsql_test leftjoin-innerjoin-where {
  select u.first_name, p.name, p2.name from users u left join products p on p.name = u.first_name join products p2 on length(p2.name) > 8 where u.first_name = 'Franklin';
} {Franklin||sweatshirt
Franklin||accessories}

do_execsql_test leftjoin-leftjoin-where {
  select u.first_name, p.name, p2.name from users u left join products p on p.name = u.first_name join products p2 on length(p2.name) > 8 where u.first_name = 'Franklin';
} {Franklin||sweatshirt
Franklin||accessories}

do_execsql_test innerjoin-leftjoin-where {
  select u.first_name, u2.first_name, p.name from users u join users u2 on u.id = u2.id + 1 left join products p on p.name = u.first_name where u.first_name = 'Franklin';
} {Franklin|Cynthia|}

do_execsql_test innerjoin-leftjoin-with-or-terms {
  select u.first_name, u2.first_name, p.name from users u join users u2 on u.id = u2.id + 1 left join products p on p.name = u.first_name or p.name like 'sweat%' where u.first_name = 'Franklin';
} {Franklin|Cynthia|sweater
Franklin|Cynthia|sweatshirt}