xref: /sqlite-3.40.0/test/mallocA.test (revision a3fdec71) 
1# 2007 April 30
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# This file contains additional out-of-memory checks (see malloc.tcl).
12#
13# $Id: mallocA.test,v 1.8 2008/02/18 22:24:58 drh Exp $
14
15set testdir [file dirname $argv0]
16source $testdir/tester.tcl
17source $testdir/malloc_common.tcl
18set testprefix mallocA
19
20# Only run these tests if memory debugging is turned on.
21#
22if {!$MEMDEBUG} {
23   puts "Skipping mallocA tests: not compiled with -DSQLITE_MEMDEBUG..."
24   finish_test
25   return
26}
27
28
29# Construct a test database
30#
31forcedelete test.db.bu
32db eval {
33  CREATE TABLE t1(a COLLATE NOCASE,b,c);
34  INSERT INTO t1 VALUES(1,2,3);
35  INSERT INTO t1 VALUES(1,2,4);
36  INSERT INTO t1 VALUES(2,3,4);
37  CREATE INDEX t1i1 ON t1(a);
38  CREATE INDEX t1i2 ON t1(b,c);
39  CREATE TABLE t2(x,y,z);
40}
41db close
42copy_file test.db test.db.bu
43
44do_malloc_test mallocA-1 -testdb test.db.bu -sqlbody {
45  ANALYZE
46}
47do_malloc_test mallocA-1.1 -testdb test.db.bu -sqlbody {
48  ANALYZE t1
49}
50do_malloc_test mallocA-1.2 -testdb test.db.bu -sqlbody {
51  ANALYZE main
52}
53do_malloc_test mallocA-1.3 -testdb test.db.bu -sqlbody {
54  ANALYZE main.t1
55}
56
57ifcapable reindex {
58  do_malloc_test mallocA-2 -testdb test.db.bu -sqlbody {
59    REINDEX;
60  }
61  do_malloc_test mallocA-3 -testdb test.db.bu -sqlbody {
62    REINDEX t1;
63  }
64  do_malloc_test mallocA-4 -testdb test.db.bu -sqlbody {
65    REINDEX main.t1;
66  }
67  do_malloc_test mallocA-5 -testdb test.db.bu -sqlbody {
68    REINDEX nocase;
69  }
70}
71
72reset_db
73sqlite3_db_config_lookaside db 0 0 0
74do_execsql_test 6-prep {
75  CREATE TABLE t1(a, b);
76  CREATE INDEX i1 ON t1(a, b);
77  INSERT INTO t1 VALUES('abc', 'w'); -- rowid=1
78  INSERT INTO t1 VALUES('abc', 'x'); -- rowid=2
79  INSERT INTO t1 VALUES('abc', 'y'); -- rowid=3
80  INSERT INTO t1 VALUES('abc', 'z'); -- rowid=4
81
82  INSERT INTO t1 VALUES('def', 'w'); -- rowid=5
83  INSERT INTO t1 VALUES('def', 'x'); -- rowid=6
84  INSERT INTO t1 VALUES('def', 'y'); -- rowid=7
85  INSERT INTO t1 VALUES('def', 'z'); -- rowid=8
86
87  ANALYZE;
88}
89
90do_faultsim_test 6.1 -faults oom* -body {
91  execsql { SELECT rowid FROM t1 WHERE a='abc' AND b='x' }
92} -test {
93  faultsim_test_result [list 0 2]
94}
95do_faultsim_test 6.2 -faults oom* -body {
96  execsql { SELECT rowid FROM t1 WHERE a='abc' AND b<'y' }
97} -test {
98  faultsim_test_result [list 0 {1 2}]
99}
100ifcapable stat3 {
101  do_test 6.3-prep {
102    execsql {
103      PRAGMA writable_schema = 1;
104      CREATE TABLE sqlite_stat4 AS
105      SELECT tbl, idx, neq, nlt, ndlt, sqlite_record(sample) AS sample
106      FROM sqlite_stat3;
107    }
108  } {}
109  do_faultsim_test 6.3 -faults oom* -body {
110    execsql {
111      ANALYZE sqlite_master;
112      SELECT rowid FROM t1 WHERE a='abc' AND b<'y';
113    }
114  } -test {
115    faultsim_test_result [list 0 {1 2}]
116  }
117}
118
119# Ensure that no file descriptors were leaked.
120do_test malloc-99.X {
121  catch {db close}
122  set sqlite_open_file_count
123} {0}
124
125forcedelete test.db.bu
126finish_test
127