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# 2015 September 3
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#*************************************************************************
#
# This file is focused on OOM errors.
#
source [file join [file dirname [info script]] fts5_common.tcl]
source $testdir/malloc_common.tcl
set testprefix fts5fault7
# If SQLITE_ENABLE_FTS3 is defined, omit this file.
ifcapable !fts5 {
finish_test
return
}
if 1 {
#-------------------------------------------------------------------------
# Test fault-injection on a query that uses xColumnSize() on columnsize=0
# table.
#
do_execsql_test 1.0 {
CREATE VIRTUAL TABLE t1 USING fts5(x, columnsize=0);
INSERT INTO t1 VALUES('a b c d e f g');
INSERT INTO t1 VALUES('a b c d');
INSERT INTO t1 VALUES('a b c d e f g h i j');
}
fts5_aux_test_functions db
do_faultsim_test 1 -faults oom* -body {
execsql { SELECT fts5_test_columnsize(t1) FROM t1 WHERE t1 MATCH 'b' }
} -test {
faultsim_test_result {0 {7 4 10}} {1 SQLITE_NOMEM}
}
}
#-------------------------------------------------------------------------
# Test fault-injection when a segment is promoted.
#
do_execsql_test 1.0 {
CREATE VIRTUAL TABLE t2 USING fts5(a);
INSERT INTO t2(t2, rank) VALUES('automerge', 0);
INSERT INTO t2(t2, rank) VALUES('crisismerge', 4);
INSERT INTO t2(t2, rank) VALUES('pgsz', 40);
INSERT INTO t2 VALUES('a b c');
INSERT INTO t2 VALUES('d e f');
INSERT INTO t2 VALUES('f e d');
INSERT INTO t2 VALUES('c b a');
INSERT INTO t2 VALUES('a b c');
INSERT INTO t2 VALUES('d e f');
INSERT INTO t2 VALUES('f e d');
INSERT INTO t2 VALUES('c b a');
} {}
faultsim_save_and_close
do_faultsim_test 1 -faults oom-t* -prep {
faultsim_restore_and_reopen
db eval {
BEGIN;
INSERT INTO t2 VALUES('c d c g g f');
INSERT INTO t2 VALUES('c d g b f d');
INSERT INTO t2 VALUES('c c f d e d');
INSERT INTO t2 VALUES('e a f c e f');
INSERT INTO t2 VALUES('c g f b b d');
INSERT INTO t2 VALUES('d a g a b b');
INSERT INTO t2 VALUES('e f a b c e');
INSERT INTO t2 VALUES('e c a g c d');
INSERT INTO t2 VALUES('g b d d e b');
INSERT INTO t2 VALUES('e a d a e d');
}
} -body {
db eval COMMIT
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# Test fault-injection when a segment is promoted.
#
reset_db
do_execsql_test 2.0 {
CREATE VIRTUAL TABLE xy USING fts5(x);
INSERT INTO xy(rowid, x) VALUES(1, '1 2 3');
INSERT INTO xy(rowid, x) VALUES(2, '2 3 4');
INSERT INTO xy(rowid, x) VALUES(3, '3 4 5');
}
faultsim_save_and_close
do_faultsim_test 2.1 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
db eval { UPDATE OR REPLACE xy SET rowid=3 WHERE rowid = 2 }
} -test {
faultsim_test_result {0 {}}
}
# Test fault-injection when an empty expression is parsed.
#
do_faultsim_test 2.2 -faults oom-* -body {
db eval { SELECT * FROM xy('""') }
} -test {
faultsim_test_result {0 {}}
}
finish_test
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