1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/persistentdata/persistentstorage/sqlite3api/TEST/TclScript/join5.test Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,110 @@
1.4 +# 2005 September 19
1.5 +#
1.6 +# The author disclaims copyright to this source code. In place of
1.7 +# a legal notice, here is a blessing:
1.8 +#
1.9 +# May you do good and not evil.
1.10 +# May you find forgiveness for yourself and forgive others.
1.11 +# May you share freely, never taking more than you give.
1.12 +#
1.13 +#***********************************************************************
1.14 +# This file implements regression tests for SQLite library.
1.15 +#
1.16 +# This file implements tests for left outer joins containing ON
1.17 +# clauses that restrict the scope of the left term of the join.
1.18 +#
1.19 +# $Id: join5.test,v 1.2 2007/06/08 00:20:48 drh Exp $
1.20 +
1.21 +set testdir [file dirname $argv0]
1.22 +source $testdir/tester.tcl
1.23 +
1.24 +
1.25 +do_test join5-1.1 {
1.26 + execsql {
1.27 + BEGIN;
1.28 + CREATE TABLE t1(a integer primary key, b integer, c integer);
1.29 + CREATE TABLE t2(x integer primary key, y);
1.30 + CREATE TABLE t3(p integer primary key, q);
1.31 + INSERT INTO t3 VALUES(11,'t3-11');
1.32 + INSERT INTO t3 VALUES(12,'t3-12');
1.33 + INSERT INTO t2 VALUES(11,'t2-11');
1.34 + INSERT INTO t2 VALUES(12,'t2-12');
1.35 + INSERT INTO t1 VALUES(1, 5, 0);
1.36 + INSERT INTO t1 VALUES(2, 11, 2);
1.37 + INSERT INTO t1 VALUES(3, 12, 1);
1.38 + COMMIT;
1.39 + }
1.40 +} {}
1.41 +do_test join5-1.2 {
1.42 + execsql {
1.43 + select * from t1 left join t2 on t1.b=t2.x and t1.c=1
1.44 + }
1.45 +} {1 5 0 {} {} 2 11 2 {} {} 3 12 1 12 t2-12}
1.46 +do_test join5-1.3 {
1.47 + execsql {
1.48 + select * from t1 left join t2 on t1.b=t2.x where t1.c=1
1.49 + }
1.50 +} {3 12 1 12 t2-12}
1.51 +do_test join5-1.4 {
1.52 + execsql {
1.53 + select * from t1 left join t2 on t1.b=t2.x and t1.c=1
1.54 + left join t3 on t1.b=t3.p and t1.c=2
1.55 + }
1.56 +} {1 5 0 {} {} {} {} 2 11 2 {} {} 11 t3-11 3 12 1 12 t2-12 {} {}}
1.57 +do_test join5-1.5 {
1.58 + execsql {
1.59 + select * from t1 left join t2 on t1.b=t2.x and t1.c=1
1.60 + left join t3 on t1.b=t3.p where t1.c=2
1.61 + }
1.62 +} {2 11 2 {} {} 11 t3-11}
1.63 +
1.64 +# Ticket #2403
1.65 +#
1.66 +do_test join5-2.1 {
1.67 + execsql {
1.68 + CREATE TABLE ab(a,b);
1.69 + INSERT INTO "ab" VALUES(1,2);
1.70 + INSERT INTO "ab" VALUES(3,NULL);
1.71 +
1.72 + CREATE TABLE xy(x,y);
1.73 + INSERT INTO "xy" VALUES(2,3);
1.74 + INSERT INTO "xy" VALUES(NULL,1);
1.75 + }
1.76 + execsql {SELECT * FROM xy LEFT JOIN ab ON 0}
1.77 +} {2 3 {} {} {} 1 {} {}}
1.78 +do_test join5-2.2 {
1.79 + execsql {SELECT * FROM xy LEFT JOIN ab ON 1}
1.80 +} {2 3 1 2 2 3 3 {} {} 1 1 2 {} 1 3 {}}
1.81 +do_test join5-2.3 {
1.82 + execsql {SELECT * FROM xy LEFT JOIN ab ON NULL}
1.83 +} {2 3 {} {} {} 1 {} {}}
1.84 +do_test join5-2.4 {
1.85 + execsql {SELECT * FROM xy LEFT JOIN ab ON 0 WHERE 0}
1.86 +} {}
1.87 +do_test join5-2.5 {
1.88 + execsql {SELECT * FROM xy LEFT JOIN ab ON 1 WHERE 0}
1.89 +} {}
1.90 +do_test join5-2.6 {
1.91 + execsql {SELECT * FROM xy LEFT JOIN ab ON NULL WHERE 0}
1.92 +} {}
1.93 +do_test join5-2.7 {
1.94 + execsql {SELECT * FROM xy LEFT JOIN ab ON 0 WHERE 1}
1.95 +} {2 3 {} {} {} 1 {} {}}
1.96 +do_test join5-2.8 {
1.97 + execsql {SELECT * FROM xy LEFT JOIN ab ON 1 WHERE 1}
1.98 +} {2 3 1 2 2 3 3 {} {} 1 1 2 {} 1 3 {}}
1.99 +do_test join5-2.9 {
1.100 + execsql {SELECT * FROM xy LEFT JOIN ab ON NULL WHERE 1}
1.101 +} {2 3 {} {} {} 1 {} {}}
1.102 +do_test join5-2.10 {
1.103 + execsql {SELECT * FROM xy LEFT JOIN ab ON 0 WHERE NULL}
1.104 +} {}
1.105 +do_test join5-2.11 {
1.106 + execsql {SELECT * FROM xy LEFT JOIN ab ON 1 WHERE NULL}
1.107 +} {}
1.108 +do_test join5-2.12 {
1.109 + execsql {SELECT * FROM xy LEFT JOIN ab ON NULL WHERE NULL}
1.110 +} {}
1.111 +
1.112 +
1.113 +finish_test