#!/usr/bin/env tclsh

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

do_execsql_test select-const-1 {
  SELECT 1
} {1}

do_execsql_test select-const-2 {
  SELECT 2
} {2}

do_execsql_test select-avg {
  SELECT avg(age) FROM users;
} {50.396}

do_execsql_test select-sum {
  SELECT sum(age) FROM users;
} {503960}

do_execsql_test select-total {
  SELECT sum(age) FROM users;
} {503960}

do_execsql_test select-limit {
  SELECT id FROM users LIMIT 1;
} {1}

do_execsql_test select-count {
  SELECT count(id) FROM users;
} {10000}

do_execsql_test select-max {
  SELECT max(age) FROM users;
} {100}

do_execsql_test select-min {
  SELECT min(age) FROM users;
} {1}

do_execsql_test select-group-concat {
  SELECT group_concat(name) FROM products;
} {hat,cap,shirt,sweater,sweatshirt,shorts,jeans,sneakers,boots,coat,accessories}

do_execsql_test select-group-concat-with-delimiter {
  SELECT group_concat(name, ';') FROM products;
} {hat;cap;shirt;sweater;sweatshirt;shorts;jeans;sneakers;boots;coat;accessories}

do_execsql_test select-group-concat-with-column-delimiter {
  SELECT group_concat(name, id) FROM products;
} {hat2cap3shirt4sweater5sweatshirt6shorts7jeans8sneakers9boots10coat11accessories}

do_execsql_test select-string-agg-with-delimiter {
  SELECT string_agg(name, ',') FROM products;
} {hat,cap,shirt,sweater,sweatshirt,shorts,jeans,sneakers,boots,coat,accessories}

do_execsql_test select-string-agg-with-column-delimiter {
  SELECT string_agg(name, id) FROM products;
} {hat2cap3shirt4sweater5sweatshirt6shorts7jeans8sneakers9boots10coat11accessories}

do_execsql_test select-limit-0 {
  SELECT id FROM users LIMIT 0;
} {}

do_execsql_test pragma-cache-size {
  PRAGMA cache_size
} {-2000}


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 realify {
    select price from products limit 1;
} {79.0}

do_execsql_test where-clause-eq {
    select last_name from users where id = 2000;
} {Rodriguez}

do_execsql_test where-clause-eq-string {
    select count(1) from users where last_name = 'Rodriguez';
} {61}

do_execsql_test where-clause-ne {
    select count(1) from users where id != 2000;
} {9999}

do_execsql_test where-clause-gt {
    select count(1) from users where id > 2000;
} {8000}

do_execsql_test where-clause-gte {
    select count(1) from users where id >= 2000;
} {8001}

do_execsql_test where-clause-lt {
    select count(1) from users where id < 2000;
} {1999}

do_execsql_test where-clause-lte {
    select count(1) from users where id <= 2000;
} {2000}

do_execsql_test where-clause-unary-true {
    select count(1) from users where 1;
} {10000}

# not correct? should be 0?
do_execsql_test where-clause-unary-false {
    select count(1) from users where 0;
} {0}

do_execsql_test where-clause-no-table-unary-true {
    select 1 where 1;
} {1}

do_execsql_test where-clause-no-table-unary-false {
    select 1 where 0;
} {}

do_execsql_test coalesce {
    select coalesce(NULL, 1);
} {1}

do_execsql_test coalesce-2 {
    select coalesce(NULL, NULL, 1);
} {1}

do_execsql_test coalesce-null {
    select coalesce(NULL, NULL, NULL);
} {}

do_execsql_test coalesce-first {
    select coalesce(1, 2, 3);
} {1}

do_execsql_test coalesce-from-table {
    select coalesce(NULL, 1) from users limit 1;
} {1}

do_execsql_test coalesce-from-table-column {
    select coalesce(NULL, age) from users where age = 94 limit 1;
} {94}

do_execsql_test coalesce-from-table-multiple-columns {
    select coalesce(NULL, age), coalesce(NULL, id) from users where age = 94 limit 1;
} {94|1}

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 select-add {
    select u.age + 1 from users u where u.age = 91 limit 1;
} {92}

do_execsql_test select-where-and {
    select first_name, age from users where first_name = 'Jamie' and age > 80 
} {Jamie|94
Jamie|88
Jamie|99
Jamie|92
Jamie|87
Jamie|88
}

do_execsql_test select-where-or {
    select first_name, age from users where first_name = 'Jamie' and age > 80 
} {Jamie|94
Jamie|88
Jamie|99
Jamie|92
Jamie|87
Jamie|88
}

do_execsql_test select-where-and-or {
    select first_name, age from users where first_name = 'Jamie' or age = 1 and age = 2
} {Jamie|94
Jamie|88
Jamie|31
Jamie|26
Jamie|71
Jamie|50
Jamie|28
Jamie|46
Jamie|17
Jamie|64
Jamie|76
Jamie|99
Jamie|92
Jamie|47
Jamie|27
Jamie|54
Jamie|47
Jamie|15
Jamie|12
Jamie|71
Jamie|87
Jamie|34
Jamie|88
Jamie|41
Jamie|73
}

do_execsql_test where-float-int {
    select * from products where price > 50 and name != 'hat';
} {2|cap|82.0
5|sweatshirt|74.0
6|shorts|70.0
7|jeans|78.0
8|sneakers|82.0
11|accessories|81.0}

do_execsql_test where-multiple-and {
    select * from products where price > 50 and name != 'sweatshirt' and price < 75;
} {6|shorts|70.0}