xref: /sqlite-3.40.0/test/tabfunc01.test (revision 1f2fc281)
1# 2015-08-19
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# This file implements tests for table-valued-functions implemented using
13# eponymous virtual tables.
14#
15
16set testdir [file dirname $argv0]
17source $testdir/tester.tcl
18set testprefix tabfunc01
19
20ifcapable !vtab {
21  finish_test
22  return
23}
24load_static_extension db series
25
26do_execsql_test tabfunc01-1.1 {
27  SELECT *, '|' FROM generate_series WHERE start=1 AND stop=9 AND step=2;
28} {1 | 3 | 5 | 7 | 9 |}
29do_execsql_test tabfunc01-1.2 {
30  SELECT *, '|' FROM generate_series LIMIT 5;
31} {0 | 1 | 2 | 3 | 4 |}
32do_catchsql_test tabfunc01-1.3 {
33  CREATE VIRTUAL TABLE t1 USING generate_series;
34} {1 {no such module: generate_series}}
35do_execsql_test tabfunc01-1.4 {
36  SELECT * FROM generate_series(1,9,2);
37} {1 3 5 7 9}
38do_execsql_test tabfunc01-1.5 {
39  SELECT * FROM generate_series(1,9);
40} {1 2 3 4 5 6 7 8 9}
41do_execsql_test tabfunc01-1.6 {
42  SELECT * FROM generate_series(1,10) WHERE step=3;
43} {1 4 7 10}
44do_catchsql_test tabfunc01-1.7 {
45  SELECT * FROM generate_series(1,9,2,11);
46} {1 {too many arguments on generate_series() - max 3}}
47
48do_execsql_test tabfunc01-1.8 {
49  SELECT * FROM generate_series(0,32,5) ORDER BY rowid DESC;
50} {30 25 20 15 10 5 0}
51do_execsql_test tabfunc01-1.9 {
52  SELECT rowid, * FROM generate_series(0,32,5) ORDER BY value DESC;
53} {1 30 2 25 3 20 4 15 5 10 6 5 7 0}
54do_execsql_test tabfunc01-1.10 {
55  SELECT rowid, * FROM generate_series(0,32,5) ORDER BY +value DESC;
56} {7 30 6 25 5 20 4 15 3 10 2 5 1 0}
57
58do_execsql_test tabfunc01-2.1 {
59  CREATE TABLE t1(x);
60  INSERT INTO t1(x) VALUES(2),(3);
61  SELECT *, '|' FROM t1, generate_series(1,x) ORDER BY 1, 2
62} {2 1 | 2 2 | 3 1 | 3 2 | 3 3 |}
63
64do_execsql_test tabfunc01-2.2 {
65  SELECT * FROM generate_series() LIMIT 5;
66} {0 1 2 3 4}
67
68do_execsql_test tabfunc01-3.1 {
69  SELECT DISTINCT value FROM generate_series(1,x), t1 ORDER BY 1;
70} {1 2 3}
71
72
73finish_test
74