# 2008 August 12

 #

 # 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 tests changes to the name resolution logic that occurred

 # in august of 2008 and where associated with tickets #3298 and #3301

 #

 # $Id: tkt3298.test,v 1.2 2008/08/22 12:46:46 drh Exp $

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 do_test tkt3298-1.1 {

   execsql {

     CREATE TABLE t1(a INTEGER PRIMARY KEY, b INT);

     INSERT INTO t1 VALUES(0, 1);

     INSERT INTO t1 VALUES(1, 1);

     INSERT INTO t1 VALUES(2, 1);

     CREATE VIEW v1 AS SELECT a AS x, b+1 AS y FROM t1;

     CREATE TRIGGER r1 INSTEAD OF UPDATE ON v1

       BEGIN

         UPDATE t1 SET b=new.y-1 WHERE a=new.x;

       END;

     CREATE TRIGGER r2 INSTEAD OF DELETE ON v1

       BEGIN

         DELETE FROM t1 WHERE a=old.x;

       END;

     SELECT * FROM v1 ORDER BY x;

   }

 } {0 2 1 2 2 2}

 do_test tkt3298-1.2 {

   execsql {

     UPDATE v1 SET y=3 WHERE x=0;

     SELECT * FROM v1 ORDER by x;

   }

 } {0 3 1 2 2 2}

 do_test tkt3298-1.3 {

   execsql {

     UPDATE v1 SET y=4 WHERE v1.x=2;

     SELECT * FROM v1 ORDER by x;

   }

 } {0 3 1 2 2 4}

 do_test tkt3298-1.4 {

   execsql {

     DELETE FROM v1 WHERE x=1;

     SELECT * FROM v1 ORDER BY x;

   }

 } {0 3 2 4}

 do_test tkt3298-1.5 {

   execsql {

     DELETE FROM v1 WHERE v1.x=2;

     SELECT * FROM v1 ORDER BY x;

   }

 } {0 3}

 # Ticket #3301

 #

 do_test tkt3298-2.1 {

   execsql {

     CREATE TABLE t2(p,q);

     INSERT INTO t2 VALUES(1,11);

     INSERT INTO t2 VALUES(2,22);

     CREATE TABLE t3(x,y);

     INSERT INTO t3 VALUES(1,'one');

     SELECT *, (SELECT z FROM (SELECT y AS z FROM t3 WHERE x=t1.a+1) ) FROM t1;

   }

 } {0 2 one}

 finish_test