xref: /sqlite-3.40.0/test/tkt-ba7cbfaedc.test (revision a23bc8a3)
1# 2014-10-11
2#
3# The author disclaims copyright to this source code.  In place of
4# a legal notice, here is a blessing:
5#
6#    May you do good and not evil.
7#    May you find forgiveness for yourself and forgive others.
8#    May you share freely, never taking more than you give.
9#
10#*************************************************************************
11#
12# Test that ticket [ba7cbfaedc] has been fixed.
13#
14
15set testdir [file dirname $argv0]
16source $testdir/tester.tcl
17set testprefix tkt-ba7cbfaedc
18
19do_execsql_test 1 {
20  CREATE TABLE t1 (x, y);
21  INSERT INTO t1 VALUES (3, 'a');
22  INSERT INTO t1 VALUES (1, 'a');
23  INSERT INTO t1 VALUES (2, 'b');
24  INSERT INTO t1 VALUES (2, 'a');
25  INSERT INTO t1 VALUES (3, 'b');
26  INSERT INTO t1 VALUES (1, 'b');
27}
28
29do_execsql_test 1.1 {
30  CREATE INDEX i1 ON t1(x, y);
31}
32
33foreach {n idx} {
34  1 { CREATE INDEX i1 ON t1(x, y) }
35  2 { CREATE INDEX i1 ON t1(x DESC, y) }
36  3 { CREATE INDEX i1 ON t1(x, y DESC) }
37  4 { CREATE INDEX i1 ON t1(x DESC, y DESC) }
38} {
39  catchsql { DROP INDEX i1 }
40  execsql $idx
41  foreach {tn q res} {
42    1 "GROUP BY x, y ORDER BY x, y"            {1 a 1 b   2 a 2 b   3 a 3 b}
43    2 "GROUP BY x, y ORDER BY x DESC, y"       {3 a 3 b   2 a 2 b   1 a 1 b}
44    3 "GROUP BY x, y ORDER BY x, y DESC"       {1 b 1 a   2 b 2 a   3 b 3 a}
45    4 "GROUP BY x, y ORDER BY x DESC, y DESC"  {3 b 3 a   2 b 2 a   1 b 1 a}
46  } {
47    do_execsql_test 1.$n.$tn "SELECT * FROM t1 $q" $res
48  }
49}
50
51do_execsql_test 2.0 {
52  drop table if exists t1;
53  create table t1(id int);
54  insert into t1(id) values(1),(2),(3),(4),(5);
55  create index t1_idx_id on t1(id asc);
56  select * from t1 group by id order by id;
57  select * from t1 group by id order by id asc;
58  select * from t1 group by id order by id desc;
59} {
60  1 2 3 4 5   1 2 3 4 5   5 4 3 2 1
61}
62
63finish_test
64