gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/mallocE.test (about)

     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