xref: /sqlite-3.40.0/ext/rtree/rtree3.test (revision 92e01aaf) 
1# 2008 Feb 19
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# The focus of this file is testing that the r-tree correctly handles
13# out-of-memory conditions.
14#
15
16if {![info exists testdir]} {
17  set testdir [file join [file dirname $argv0] .. .. test]
18}
19source $testdir/tester.tcl
20source $testdir/malloc_common.tcl
21
22ifcapable !rtree {
23  finish_test
24  return
25}
26
27# Only run these tests if memory debugging is turned on.
28#
29source $testdir/malloc_common.tcl
30if {!$MEMDEBUG} {
31   puts "Skipping malloc tests: not compiled with -DSQLITE_MEMDEBUG..."
32   finish_test
33   return
34}
35
36if 1 {
37
38do_faultsim_test rtree3-1 -faults oom* -prep {
39  faultsim_delete_and_reopen
40} -body {
41  execsql {
42    BEGIN TRANSACTION;
43    CREATE VIRTUAL TABLE rt USING rtree(ii, x1, x2, y1, y2);
44    INSERT INTO rt VALUES(NULL, 3, 5, 7, 9);
45    INSERT INTO rt VALUES(NULL, 13, 15, 17, 19);
46    DELETE FROM rt WHERE ii = 1;
47    SELECT * FROM rt;
48    SELECT ii FROM rt WHERE ii = 2;
49    COMMIT;
50  }
51}
52
53do_test rtree3-2.prep {
54  faultsim_delete_and_reopen
55  execsql {
56    CREATE VIRTUAL TABLE rt USING rtree(ii, x1, x2, y1, y2);
57    INSERT INTO rt VALUES(NULL, 3, 5, 7, 9);
58  }
59  faultsim_save_and_close
60} {}
61do_faultsim_test rtree3-2 -faults oom* -prep {
62  faultsim_restore_and_reopen
63} -body {
64  execsql { DROP TABLE rt }
65}
66
67do_malloc_test rtree3-3.prep {
68  faultsim_delete_and_reopen
69  execsql {
70    CREATE VIRTUAL TABLE rt USING rtree(ii, x1, x2, y1, y2);
71    INSERT INTO rt VALUES(NULL, 3, 5, 7, 9);
72  }
73  faultsim_save_and_close
74} {}
75
76do_faultsim_test rtree3-3a -faults oom* -prep {
77  faultsim_restore_and_reopen
78} -body {
79  db eval BEGIN
80  for {set ii 0} {$ii < 100} {incr ii} {
81    set f [expr rand()]
82    db eval {INSERT INTO rt VALUES(NULL, $f*10.0, $f*10.0, $f*15.0, $f*15.0)}
83  }
84  db eval COMMIT
85}
86faultsim_save_and_close
87
88do_faultsim_test rtree3-3b -faults oom* -prep {
89  faultsim_restore_and_reopen
90} -body {
91  db eval BEGIN
92  for {set ii 0} {$ii < 100} {incr ii} {
93    set f [expr rand()]
94    db eval { DELETE FROM rt WHERE x1<($f*10.0) AND x1>($f*10.5) }
95  }
96  db eval COMMIT
97}
98
99}
100
101do_test rtree3-4.prep {
102  faultsim_delete_and_reopen
103  execsql {
104    BEGIN;
105    PRAGMA page_size = 512;
106    CREATE VIRTUAL TABLE rt USING rtree(ii, x1, x2, y1, y2);
107  }
108  for {set i 0} {$i < 1500} {incr i} {
109    execsql { INSERT INTO rt VALUES($i, $i, $i+1, $i, $i+1) }
110  }
111  execsql { COMMIT }
112  faultsim_save_and_close
113} {}
114
115do_faultsim_test rtree3-4 -faults oom-transient -prep {
116  faultsim_restore_and_reopen
117} -body {
118  db eval { SELECT count(*) FROM rt }
119} -test {
120  faultsim_test_result {0 1500}
121}
122
123finish_test
124