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|   1 # 2008 August 01 |  | 
|   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 malloc failures in various obscure operations. |  | 
|  13 #  |  | 
|  14 # $Id: mallocH.test,v 1.2 2008/08/01 20:10:09 drh Exp $ |  | 
|  15  |  | 
|  16 set testdir [file dirname $argv0] |  | 
|  17 source $testdir/tester.tcl |  | 
|  18 source $testdir/malloc_common.tcl |  | 
|  19  |  | 
|  20 # Malloc failures in journaling of in-memory databases. |  | 
|  21 # |  | 
|  22 do_malloc_test mallocH-1 -tclprep { |  | 
|  23   db close |  | 
|  24   sqlite3 db :memory: |  | 
|  25   db eval { |  | 
|  26     CREATE TABLE t1(x UNIQUE, y); |  | 
|  27     INSERT INTO t1 VALUES(1,2); |  | 
|  28   } |  | 
|  29 } -sqlbody { |  | 
|  30   INSERT INTO t1 SELECT x+1, y+100 FROM t1; |  | 
|  31 } |  | 
|  32  |  | 
|  33 # Malloc failures while parsing a CASE expression. |  | 
|  34 # |  | 
|  35 do_malloc_test mallocH-2 -sqlbody { |  | 
|  36    SELECT CASE WHEN 1 THEN 1 END; |  | 
|  37 } |  | 
|  38  |  | 
|  39 # Malloc failures while parsing a EXISTS(SELECT ...) |  | 
|  40 # |  | 
|  41 do_malloc_test mallocH-3 -sqlbody { |  | 
|  42    SELECT 3+EXISTS(SELECT * FROM sqlite_master); |  | 
|  43 } |  | 
|  44  |  | 
|  45 # Malloc failures within the replace() function. |  | 
|  46 # |  | 
|  47 do_malloc_test mallocH-3 -sqlbody { |  | 
|  48    SELECT replace('ababa','a','xyzzy'); |  | 
|  49 } |  | 
|  50  |  | 
|  51 # Malloc failures during EXPLAIN. |  | 
|  52 # |  | 
|  53 ifcapable explain { |  | 
|  54   do_malloc_test mallocH-4 -sqlprep { |  | 
|  55      CREATE TABLE abc(a PRIMARY KEY, b, c); |  | 
|  56   } -sqlbody { |  | 
|  57      EXPLAIN SELECT * FROM abc AS t2 WHERE rowid=1; |  | 
|  58      EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 WHERE rowid=1; |  | 
|  59   } |  | 
|  60 } |  | 
|  61  |  | 
|  62 # Malloc failure during integrity_check pragma. |  | 
|  63 # |  | 
|  64 do_malloc_test mallocH-5 -sqlprep { |  | 
|  65    CREATE TABLE t1(a PRIMARY KEY, b UNIQUE); |  | 
|  66    CREATE TABLE t2(x,y); |  | 
|  67    INSERT INTO t1 VALUES(1,2); |  | 
|  68    INSERT INTO t2 SELECT * FROM t1; |  | 
|  69 } -sqlbody { |  | 
|  70    PRAGMA integrity_check; |  | 
|  71 } |  | 
|  72  |  | 
|  73 finish_test |  | 
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