# 2007 Aug 29

 #

 # 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 test script checks malloc failures in various obscure operations.

 # 

 # $Id: mallocG.test,v 1.5 2008/08/01 18:47:02 drh Exp $

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 source $testdir/malloc_common.tcl

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

 #

 if {!$MEMDEBUG} {

    puts "Skipping mallocG tests: not compiled with -DSQLITE_MEMDEBUG..."

    finish_test

    return

 }

 # Malloc failures while opening a database connection.

 #

 do_malloc_test mallocG-1 -tclbody {

   db close

   sqlite3 db test.db

 }

 do_malloc_test mallocG-2 -sqlprep {

   CREATE TABLE t1(x, y);

   CREATE TABLE t2(x INTEGER PRIMARY KEY);

 } -sqlbody {

   SELECT y FROM t1 WHERE x IN t2;

 }

 do_malloc_test mallocG-3 -sqlprep {

   CREATE TABLE t1(x UNIQUE);

   INSERT INTO t1 VALUES ('hello');

   INSERT INTO t1 VALUES ('out there');

 } -sqlbody {

   SELECT * FROM t1

    WHERE x BETWEEN 'a' AND 'z'

      AND x BETWEEN 'c' AND 'w'

      AND x BETWEEN 'e' AND 'u'

      AND x BETWEEN 'g' AND 'r'

      AND x BETWEEN 'i' AND 'q'

      AND x BETWEEN 'i' AND 'm'

 }

 proc utf16 {utf8} {

   set utf16 [encoding convertto unicode $utf8]

   append utf16 "\x00\x00"

   return $utf16

 }

 do_malloc_test mallocG-4 -tclbody {

   set rc [sqlite3_complete16 [utf16 "SELECT * FROM t1;"]]

   if {$rc==1} {set rc 0} {error "out of memory"}

   set rc

 }

 finish_test