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# 2014 June 17
#
# 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 fts5fault5
# If SQLITE_ENABLE_FTS3 is defined, omit this file.
ifcapable !fts5 {
finish_test
return
}
#-------------------------------------------------------------------------
# OOM while creating an FTS5 table.
#
do_faultsim_test 1.1 -faults oom-t* -prep {
db eval { DROP TABLE IF EXISTS abc }
} -body {
db eval { CREATE VIRTUAL TABLE abc USING fts5(x,y) }
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# OOM while writing a multi-tier doclist-index. And while running
# integrity-check on the same.
#
reset_db
do_execsql_test 2.0 {
CREATE VIRTUAL TABLE tt USING fts5(x);
INSERT INTO tt(tt, rank) VALUES('pgsz', 32);
}
faultsim_save_and_close
do_faultsim_test 2.1 -faults oom-t* -prep {
faultsim_restore_and_reopen
db eval { SELECT * FROM tt }
} -body {
set str [string repeat "abc " 50]
db eval {
WITH ii(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM ii WHERE i<100)
INSERT INTO tt(rowid, x) SELECT i, $str FROM ii;
}
} -test {
faultsim_test_result {0 {}}
}
do_faultsim_test 2.2 -faults oom-t* -body {
db eval { INSERT INTO tt(tt) VALUES('integrity-check') }
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# OOM while scanning an fts5vocab table.
#
reset_db
do_test 3.0 {
execsql {
CREATE VIRTUAL TABLE tt USING fts5(x);
CREATE VIRTUAL TABLE tv USING fts5vocab(tt, 'row');
INSERT INTO tt(tt, rank) VALUES('pgsz', 32);
BEGIN;
}
for {set i 0} {$i < 20} {incr i} {
set str [string repeat "$i " 50]
execsql { INSERT INTO tt VALUES($str) }
}
execsql COMMIT
} {}
do_faultsim_test 3.1 -faults oom-t* -body {
db eval {
SELECT term FROM tv;
}
} -test {
faultsim_test_result {0 {0 1 10 11 12 13 14 15 16 17 18 19 2 3 4 5 6 7 8 9}}
}
do_faultsim_test 3.2 -faults oom-t* -body {
db eval {
SELECT term FROM tv WHERE term BETWEEN '1' AND '2';
}
} -test {
faultsim_test_result {0 {1 10 11 12 13 14 15 16 17 18 19 2}}
}
finish_test
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