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# 2012 August 23
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for processing aggregate queries with
# subqueries in which the subqueries hold the aggregate functions
# or in which the subqueries are themselves aggregate queries
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
do_test aggnested-1.1 {
db eval {
CREATE TABLE t1(a1 INTEGER);
INSERT INTO t1 VALUES(1), (2), (3);
CREATE TABLE t2(b1 INTEGER);
INSERT INTO t2 VALUES(4), (5);
SELECT (SELECT group_concat(a1,'x') FROM t2) FROM t1;
}
} {1x2x3}
do_test aggnested-1.2 {
db eval {
SELECT
(SELECT group_concat(a1,'x') || '-' || group_concat(b1,'y') FROM t2)
FROM t1;
}
} {1x2x3-4y5}
do_test aggnested-1.3 {
db eval {
SELECT (SELECT group_concat(b1,a1) FROM t2) FROM t1;
}
} {415 425 435}
do_test aggnested-1.4 {
db eval {
SELECT (SELECT group_concat(a1,b1) FROM t2) FROM t1;
}
} {151 252 353}
# This test case is a copy of the one in
# http://www.mail-archive.com/sqlite-users@sqlite.org/msg70787.html
#
do_test aggnested-2.0 {
sqlite3 db2 :memory:
db2 eval {
CREATE TABLE t1 (A1 INTEGER NOT NULL,A2 INTEGER NOT NULL,A3 INTEGER NOT
NULL,A4 INTEGER NOT NULL,PRIMARY KEY(A1));
REPLACE INTO t1 VALUES(1,11,111,1111);
REPLACE INTO t1 VALUES(2,22,222,2222);
REPLACE INTO t1 VALUES(3,33,333,3333);
CREATE TABLE t2 (B1 INTEGER NOT NULL,B2 INTEGER NOT NULL,B3 INTEGER NOT
NULL,B4 INTEGER NOT NULL,PRIMARY KEY(B1));
REPLACE INTO t2 VALUES(1,88,888,8888);
REPLACE INTO t2 VALUES(2,99,999,9999);
SELECT (SELECT GROUP_CONCAT(CASE WHEN a1=1 THEN'A' ELSE 'B' END) FROM t2),
t1.*
FROM t1;
}
} {A,B,B 3 33 333 3333}
db2 close
finish_test
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