# 2005 November 26## 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 to verify that ticket #1537 is# fixed.  #set testdir [file dirname $argv0]source $testdir/tester.tcldo_test tkt1537-1.1 {  execsql {    CREATE TABLE t1(id, a1, a2);    INSERT INTO t1 VALUES(1, NULL, NULL);    INSERT INTO t1 VALUES(2, 1, 3);    CREATE TABLE t2(id, b);    INSERT INTO t2 VALUES(3, 1);    INSERT INTO t2 VALUES(4, NULL);    SELECT * FROM t1 LEFT JOIN t2 ON a1=b OR a2=+b;  }} {1 {} {} {} {} 2 1 3 3 1}do_test tkt1537-1.2 {  execsql {    SELECT * FROM t1 LEFT JOIN t2 ON a1=b OR a2=b;  }} {1 {} {} {} {} 2 1 3 3 1}do_test tkt1537-1.3 {  execsql {    SELECT * FROM t2 LEFT JOIN t1 ON a1=b OR a2=b;  }} {3 1 2 1 3 4 {} {} {} {}}ifcapable subquery {  do_test tkt1537-1.4 {    execsql {      SELECT * FROM t1 LEFT JOIN t2 ON b IN (a1,a2);    }  } {1 {} {} {} {} 2 1 3 3 1}  do_test tkt1537-1.5 {    execsql {      SELECT * FROM t2 LEFT JOIN t1 ON b IN (a2,a1);    }  } {3 1 2 1 3 4 {} {} {} {}}}do_test tkt1537-1.6 {  execsql {    CREATE INDEX t1a1 ON t1(a1);    CREATE INDEX t1a2 ON t1(a2);    CREATE INDEX t2b ON t2(b);    SELECT * FROM t1 LEFT JOIN t2 ON a1=b OR a2=b;  }} {1 {} {} {} {} 2 1 3 3 1}do_test tkt1537-1.7 {  execsql {    SELECT * FROM t2 LEFT JOIN t1 ON a1=b OR a2=b;  }} {3 1 2 1 3 4 {} {} {} {}}ifcapable subquery {  do_test tkt1537-1.8 {    execsql {      SELECT * FROM t1 LEFT JOIN t2 ON b IN (a1,a2);    }  } {1 {} {} {} {} 2 1 3 3 1}  do_test tkt1537-1.9 {    execsql {      SELECT * FROM t2 LEFT JOIN t1 ON b IN (a2,a1);    }  } {3 1 2 1 3 4 {} {} {} {}}}execsql {  DROP INDEX t1a1;  DROP INDEX t1a2;  DROP INDEX t2b;}do_test tkt1537-2.1 {  execsql {    SELECT * FROM t1 LEFT JOIN t2 ON b BETWEEN a1 AND a2;  }} {1 {} {} {} {} 2 1 3 3 1}do_test tkt1537-2.2 {  execsql {    CREATE INDEX t2b ON t2(b);    SELECT * FROM t1 LEFT JOIN t2 ON b BETWEEN a1 AND a2;  }} {1 {} {} {} {} 2 1 3 3 1}do_test tkt1537-2.3 {  execsql {    SELECT * FROM t2 LEFT JOIN t1 ON b BETWEEN a1 AND a2;  }} {3 1 2 1 3 4 {} {} {} {}}do_test tkt1537-2.4 {  execsql {    CREATE INDEX t1a1 ON t1(a1);    CREATE INDEX t1a2 ON t1(a2);    SELECT * FROM t2 LEFT JOIN t1 ON b BETWEEN a1 AND a2;  }} {3 1 2 1 3 4 {} {} {} {}}do_test tkt1537-3.1 {  execsql {    SELECT * FROM t1 LEFT JOIN t2 ON b GLOB 'abc*' WHERE t1.id=1;  }} {1 {} {} {} {}}do_test tkt1537-3.2 {  execsql {     SELECT * FROM t2 LEFT JOIN t1 ON a1 GLOB 'abc*' WHERE t2.id=3;  }} {3 1 {} {} {}}finish_test