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      1 # 2009 June 23
      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 #
     12 # Tests to verify ticket #3929 is fixed.
     13 #
     14 # $Id: tkt3929.test,v 1.1 2009/06/23 11:53:09 danielk1977 Exp $
     15 
     16 set testdir [file dirname $argv0]
     17 source $testdir/tester.tcl
     18 ifcapable {!trigger} {
     19   finish_test
     20   return
     21 }
     22 
     23 do_test tkt3929-1.0 {
     24   execsql {
     25     PRAGMA page_size = 1024;
     26     CREATE TABLE t1(a, b);
     27     CREATE INDEX i1 ON t1(a, b);
     28     CREATE TRIGGER t1_t1 AFTER INSERT ON t1 BEGIN
     29       UPDATE t1 SET b = 'value: ' || a WHERE t1.rowid = new.rowid;
     30     END;
     31   }
     32 } {}
     33 
     34 do_test tkt3929-1.1 {
     35   execsql {
     36     INSERT INTO t1(a) VALUES(1);
     37     INSERT INTO t1(a) VALUES(2);
     38     SELECT * FROM t1;
     39   }
     40 } {1 {value: 1} 2 {value: 2}}
     41 
     42 # Before it was fixed, the following provoked the bug, causing either an
     43 # assertion failure or a "database is malformed" error.
     44 #
     45 do_test tkt3930-1.2 {
     46   for {set i 3} {$i < 100} {incr i} {
     47     execsql { INSERT INTO t1(a) VALUES($i) }
     48   }
     49 } {}
     50 
     51 integrity_check tkt3930-1.3
     52 finish_test
     53 
     54