# 2007 January 03

#

# 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 #2141 has been

# fixed.  

#

#

# $Id: tkt2141.test,v 1.2 2007/09/12 17:01:45 danielk1977 Exp $

set testdir [file dirname $argv0]

source $testdir/tester.tcl

ifcapable !subquery {

  finish_test

  return

}

do_test tkt2141-1.1 {

  execsql {

      CREATE TABLE tab1 (t1_id integer PRIMARY KEY, t1_desc);

      INSERT INTO tab1 VALUES(1,'rec 1 tab 1');

      CREATE TABLE tab2 (t2_id integer PRIMARY KEY, t2_id_t1, t2_desc);

      INSERT INTO tab2 VALUES(1,1,'rec 1 tab 2');

      CREATE TABLE tab3 (t3_id integer PRIMARY KEY, t3_id_t2, t3_desc);

      INSERT INTO tab3 VALUES(1,1,'aa');

      SELECT *

      FROM tab1 t1 LEFT JOIN tab2 t2 ON t1.t1_id = t2.t2_id_t1

      WHERE t2.t2_id IN

           (SELECT t2_id FROM tab2, tab3 ON t2_id = t3_id_t2

             WHERE t3_id IN (1,2) GROUP BY t2_id);

  }

} {1 {rec 1 tab 1} 1 1 {rec 1 tab 2}}

do_test tkt2141-1.2 {

  execsql {

      SELECT *

      FROM tab1 t1 LEFT JOIN tab2 t2 ON t1.t1_id = t2.t2_id_t1

      WHERE t2.t2_id IN

           (SELECT t2_id FROM tab2, tab3 ON t2_id = t3_id_t2

             WHERE t3_id IN (1,2));

  }

} {1 {rec 1 tab 1} 1 1 {rec 1 tab 2}}

do_test tkt2141-1.3 {

  execsql {

      SELECT *

      FROM tab1 t1 LEFT JOIN tab2 t2

      WHERE t2.t2_id IN

           (SELECT t2_id FROM tab2, tab3 ON t2_id = t3_id_t2

             WHERE t3_id IN (1,2));

  }

} {1 {rec 1 tab 1} 1 1 {rec 1 tab 2}}

finish_test