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      1 # 2008 December 24
      2 #
      3 # The author disclaims copyright to this source code.  In place of
      4 # a legal notice, here is a blessing:
      5 #
      6 #    May you do good and not evil.
      7 #    May you find forgiveness for yourself and forgive others.
      8 #    May you share freely, never taking more than you give.
      9 #
     10 #***********************************************************************
     11 # This file implements regression tests for SQLite library.
     12 #
     13 # This file implements tests to verify that ticket #3554 has been
     14 # fixed.  
     15 #
     16 # $Id: tkt3554.test,v 1.2 2009/06/05 17:09:12 drh Exp $
     17 
     18 set testdir [file dirname $argv0]
     19 source $testdir/tester.tcl
     20 
     21 ifcapable !trigger {
     22   finish_test
     23   return
     24 }
     25 
     26 do_test tkt3544-1.1 {
     27   execsql {
     28     CREATE TABLE test ( obj, t1, t2, PRIMARY KEY(obj, t1, t2) );
     29   
     30     CREATE TRIGGER test_insert BEFORE INSERT ON test BEGIN
     31       UPDATE test SET t1 = new.t1 
     32         WHERE obj = new.obj AND new.t1 < t1 AND new.t2 >= t1;
     33   
     34       UPDATE test SET t2 = new.t2 
     35         WHERE obj = new.obj AND new.t2 > t2 AND new.t1 <= t2;
     36   
     37       SELECT RAISE(IGNORE) WHERE EXISTS (
     38         SELECT obj FROM test 
     39         WHERE obj = new.obj AND new.t1 >= t1 AND new.t2 <= t2
     40       );
     41     END;
     42   }
     43 } {}
     44 
     45 do_test tkt3544-1.2 {
     46   execsql {
     47     INSERT INTO test VALUES('a', 10000, 11000);
     48     SELECT * FROM test;
     49   }
     50 } {a 10000 11000}
     51 
     52 
     53 do_test tkt3544-1.3 {
     54   execsql {
     55     INSERT INTO test VALUES('a', 9000, 10500);
     56   }
     57   execsql { SELECT * FROM test }
     58 } {a 9000 11000}
     59 
     60 do_test tkt3544-1.4 {
     61   execsql {
     62     INSERT INTO test VALUES('a', 10000, 12000);
     63   }
     64   execsql { SELECT * FROM test }
     65 } {a 9000 12000}
     66 
     67 finish_test
     68