xref: /sqlite-3.40.0/ext/fts5/test/fts5fault2.test (revision a690ff36) 
1# 2014 June 17
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 file is focused on OOM errors.
13#
14
15source [file join [file dirname [info script]] fts5_common.tcl]
16source $testdir/malloc_common.tcl
17set testprefix fts5fault2
18
19# If SQLITE_ENABLE_FTS5 is not defined, omit this file.
20ifcapable !fts5 {
21  finish_test
22  return
23}
24
25set doc [string trim [string repeat "x y z " 200]]
26do_execsql_test 1.0 {
27  CREATE TABLE t1(a INTEGER PRIMARY KEY, x);
28  CREATE VIRTUAL TABLE x1 USING fts5(x, content='t1', content_rowid='a');
29  INSERT INTO x1(x1, rank) VALUES('pgsz', 32);
30  WITH input(a,b) AS (
31    SELECT 1, $doc UNION ALL
32    SELECT a+1, ($doc || CASE WHEN (a+1)%100 THEN '' ELSE ' xyz' END)
33    FROM input WHERE a < 1000
34  )
35  INSERT INTO t1 SELECT * FROM input;
36
37  INSERT INTO x1(x1) VALUES('rebuild');
38}
39
40do_faultsim_test 1.1 -faults oom-* -prep {
41} -body {
42  execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z AND xyz' }
43} -test {
44  faultsim_test_result {0 {100 200 300 400 500 600 700 800 900 1000}}
45}
46
47do_faultsim_test 1.2 -faults oom-* -prep {
48} -body {
49  execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z + xyz' ORDER BY 1 DESC}
50} -test {
51  faultsim_test_result {0 {1000 900 800 700 600 500 400 300 200 100}}
52}
53
54#-------------------------------------------------------------------------
55# OOM within a query that accesses the in-memory hash table.
56#
57reset_db
58do_execsql_test 2.0 {
59  CREATE VIRTUAL TABLE "a b c" USING fts5(a, b, c);
60  INSERT INTO "a b c" VALUES('one two', 'x x x', 'three four');
61  INSERT INTO "a b c" VALUES('nine ten', 'y y y', 'two two');
62}
63
64do_faultsim_test 2.1 -faults oom-trans* -prep {
65  execsql {
66    BEGIN;
67      INSERT INTO "a b c" VALUES('one one', 'z z z', 'nine ten');
68  }
69} -body {
70  execsql { SELECT rowid FROM "a b c" WHERE "a b c" MATCH 'one' }
71} -test {
72  faultsim_test_result {0 {1 3}}
73  catchsql { ROLLBACK }
74}
75
76#-------------------------------------------------------------------------
77# OOM within an 'optimize' operation that writes multiple pages to disk.
78#
79reset_db
80do_execsql_test 3.0 {
81  CREATE VIRTUAL TABLE zzz USING fts5(z);
82  INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
83  INSERT INTO zzz VALUES('a b c d');
84  INSERT INTO zzz SELECT 'c d e f' FROM zzz;
85  INSERT INTO zzz SELECT 'e f g h' FROM zzz;
86  INSERT INTO zzz SELECT 'i j k l' FROM zzz;
87  INSERT INTO zzz SELECT 'l k m n' FROM zzz;
88  INSERT INTO zzz SELECT 'o p q r' FROM zzz;
89}
90faultsim_save_and_close
91
92do_faultsim_test 3.1 -faults oom-trans* -prep {
93  faultsim_restore_and_reopen
94  execsql { SELECT rowid FROM zzz }
95} -body {
96  execsql { INSERT INTO zzz(zzz) VALUES('optimize') }
97} -test {
98  faultsim_test_result {0 {}}
99}
100
101#-------------------------------------------------------------------------
102# OOM within an 'integrity-check' operation.
103#
104reset_db
105db func rnddoc fts5_rnddoc
106do_execsql_test 4.0 {
107  CREATE VIRTUAL TABLE zzz USING fts5(z);
108  INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
109  WITH ii(i) AS (SELECT 1 UNION SELECT i+1 FROM ii WHERE i<10)
110  INSERT INTO zzz SELECT rnddoc(10) || ' xccc' FROM ii;
111}
112
113do_faultsim_test 4.1 -faults oom-trans* -prep {
114} -body {
115  execsql { INSERT INTO zzz(zzz) VALUES('integrity-check') }
116} -test {
117  faultsim_test_result {0 {}}
118}
119
120#-------------------------------------------------------------------------
121# OOM while parsing a tokenize=option
122#
123reset_db
124faultsim_save_and_close
125do_faultsim_test 5.0 -faults oom-* -prep {
126  faultsim_restore_and_reopen
127} -body {
128  execsql {
129    CREATE VIRTUAL TABLE uio USING fts5(a, b,
130      tokenize="porter 'ascii'",
131      content="another table",
132      content_rowid="somecolumn"
133    );
134  }
135} -test {
136  faultsim_test_result {0 {}}
137}
138
139finish_test
140