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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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