3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
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.
10 #***********************************************************************
12 # This test script checks malloc failures in various obscure operations.
14 # $Id: mallocH.test,v 1.2 2008/08/01 20:10:09 drh Exp $
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
18 source $testdir/malloc_common.tcl
20 # Malloc failures in journaling of in-memory databases.
22 do_malloc_test mallocH-1 -tclprep {
26 CREATE TABLE t1(x UNIQUE, y);
27 INSERT INTO t1 VALUES(1,2);
30 INSERT INTO t1 SELECT x+1, y+100 FROM t1;
33 # Malloc failures while parsing a CASE expression.
35 do_malloc_test mallocH-2 -sqlbody {
36 SELECT CASE WHEN 1 THEN 1 END;
39 # Malloc failures while parsing a EXISTS(SELECT ...)
41 do_malloc_test mallocH-3 -sqlbody {
42 SELECT 3+EXISTS(SELECT * FROM sqlite_master);
45 # Malloc failures within the replace() function.
47 do_malloc_test mallocH-3 -sqlbody {
48 SELECT replace('ababa','a','xyzzy');
51 # Malloc failures during EXPLAIN.
54 do_malloc_test mallocH-4 -sqlprep {
55 CREATE TABLE abc(a PRIMARY KEY, b, c);
57 EXPLAIN SELECT * FROM abc AS t2 WHERE rowid=1;
58 EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 WHERE rowid=1;
62 # Malloc failure during integrity_check pragma.
64 do_malloc_test mallocH-5 -sqlprep {
65 CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
67 INSERT INTO t1 VALUES(1,2);
68 INSERT INTO t2 SELECT * FROM t1;
70 PRAGMA integrity_check;