xref: /sqlite-3.40.0/test/insert2.test (revision 7c68d60b) 
1# Copyright (c) 1999, 2000 D. Richard Hipp
2#
3# This program is free software; you can redistribute it and/or
4# modify it under the terms of the GNU General Public
5# License as published by the Free Software Foundation; either
6# version 2 of the License, or (at your option) any later version.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11# General Public License for more details.
12#
13# You should have received a copy of the GNU General Public
14# License along with this library; if not, write to the
15# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16# Boston, MA  02111-1307, USA.
17#
18# Author contact information:
19#   [email protected]
20#   http://www.hwaci.com/drh/
21#
22#***********************************************************************
23# This file implements regression tests for SQLite library.  The
24# focus of this file is testing the INSERT statement that takes is
25# result from a SELECT.
26#
27# $Id: insert2.test,v 1.2 2000/06/07 15:11:27 drh Exp $
28
29set testdir [file dirname $argv0]
30source $testdir/tester.tcl
31
32# Create some tables with data that we can select against
33#
34do_test insert2-1.0 {
35  execsql {CREATE TABLE d1(n int, log int);}
36  for {set i 1} {$i<=20} {incr i} {
37    for {set j 0} {pow(2,$j)<$i} {incr j} {}
38    execsql "INSERT INTO d1 VALUES($i,$j)"
39  }
40  execsql {SELECT * FROM d1 ORDER BY n}
41} {1 0 2 1 3 2 4 2 5 3 6 3 7 3 8 3 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 5 18 5 19 5 20 5}
42
43# Insert into a new table from the old one.
44#
45do_test insert2-1.1 {
46  execsql {
47    CREATE TABLE t1(log int, cnt int);
48    INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
49  }
50  execsql {SELECT * FROM t1 ORDER BY log}
51} {0 1 1 1 2 2 3 4 4 8 5 4}
52do_test insert2-1.2 {
53  catch {execsql {DROP TABLE t1}}
54  execsql {
55    CREATE TABLE t1(log int, cnt int);
56    INSERT INTO t1
57       SELECT log, count(*) FROM d1 GROUP BY log
58       EXCEPT SELECT n-1,log FROM d1;
59    SELECT * FROM t1 ORDER BY log;
60  }
61} {0 1 3 4 4 8 5 4}
62do_test insert2-1.3 {
63  catch {execsql {DROP TABLE t1}}
64  execsql {
65    CREATE TABLE t1(log int, cnt int);
66    INSERT INTO t1
67       SELECT log, count(*) FROM d1 GROUP BY log
68       INTERSECT SELECT n-1,log FROM d1;
69    SELECT * FROM t1 ORDER BY log;
70  }
71} {1 1 2 2}
72do_test insert2-1.4 {
73  catch {execsql {DROP TABLE t1}}
74  set r [execsql {
75    CREATE TABLE t1(log int, cnt int);
76    CREATE INDEX i1 ON t1(log);
77    CREATE INDEX i2 ON t1(cnt);
78    INSERT INTO t1 SELECT log, count() FROM d1 GROUP BY log;
79    SELECT * FROM t1 ORDER BY log;
80  }]
81  lappend r [execsql {SELECT cnt FROM t1 WHERE log=3}]
82  lappend r [execsql {SELECT log FROM t1 WHERE cnt=4 ORDER BY log}]
83} {0 1 1 1 2 2 3 4 4 8 5 4 4 {3 5}}
84
85finish_test
86