1 # 2007 Aug 29

     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 # This test script checks that tickets #2784 and #2789 have been fixed.

    13 # 

    14 # $Id: mallocE.test,v 1.3 2008/02/18 22:24:58 drh Exp $

    15 

    16 set testdir [file dirname $argv0]

    17 source $testdir/tester.tcl

    18 source $testdir/malloc_common.tcl

    19 

    20 # Only run these tests if memory debugging is turned on.

    21 #

    22 if {!$MEMDEBUG} {

    23    puts "Skipping mallocE tests: not compiled with -DSQLITE_MEMDEBUG..."

    24    finish_test

    25    return

    26 }

    27 

    28 # ticket #2784

    29 #

    30 set PREP { 

    31   PRAGMA page_size = 1024;

    32   CREATE TABLE t1(a, b, c);

    33   CREATE TABLE t2(x, y, z);

    34 }

    35 do_malloc_test mallocE-1 -sqlprep $PREP -sqlbody { 

    36   SELECT p, q FROM (SELECT a+b AS p, b+c AS q FROM t1, t2 WHERE c>5)

    37               LEFT JOIN t2 ON p=x;

    38 }

    39 

    40 # Ticket #2789

    41 #

    42 do_malloc_test mallocE-2 -sqlprep $PREP -sqlbody { 

    43   SELECT x, y2 FROM (SELECT a+b AS x, b+c AS y2 FROM t1, t2 WHERE c>5)

    44               LEFT JOIN t2 USING(x) WHERE y2>11;

    45 }

    46 

    47 

    48 finish_test