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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 fts5fault2
# If SQLITE_ENABLE_FTS3 is defined, omit this file.
ifcapable !fts5 {
finish_test
return
}
set doc [string trim [string repeat "x y z " 200]]
do_execsql_test 1.0 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, x);
CREATE VIRTUAL TABLE x1 USING fts5(x, content='t1', content_rowid='a');
INSERT INTO x1(x1, rank) VALUES('pgsz', 32);
WITH input(a,b) AS (
SELECT 1, $doc UNION ALL
SELECT a+1, ($doc || CASE WHEN (a+1)%100 THEN '' ELSE ' xyz' END)
FROM input WHERE a < 1000
)
INSERT INTO t1 SELECT * FROM input;
INSERT INTO x1(x1) VALUES('rebuild');
}
do_faultsim_test 1.1 -faults oom-* -prep {
} -body {
execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z AND xyz' }
} -test {
faultsim_test_result {0 {100 200 300 400 500 600 700 800 900 1000}}
}
do_faultsim_test 1.2 -faults oom-* -prep {
} -body {
execsql { SELECT rowid FROM x1 WHERE x1 MATCH 'z + xyz' ORDER BY 1 DESC}
} -test {
faultsim_test_result {0 {1000 900 800 700 600 500 400 300 200 100}}
}
#-------------------------------------------------------------------------
# OOM within a query that accesses the in-memory hash table.
#
reset_db
do_execsql_test 2.0 {
CREATE VIRTUAL TABLE "a b c" USING fts5(a, b, c);
INSERT INTO "a b c" VALUES('one two', 'x x x', 'three four');
INSERT INTO "a b c" VALUES('nine ten', 'y y y', 'two two');
}
do_faultsim_test 2.1 -faults oom-trans* -prep {
execsql {
BEGIN;
INSERT INTO "a b c" VALUES('one one', 'z z z', 'nine ten');
}
} -body {
execsql { SELECT rowid FROM "a b c" WHERE "a b c" MATCH 'one' }
} -test {
faultsim_test_result {0 {1 3}}
catchsql { ROLLBACK }
}
#-------------------------------------------------------------------------
# OOM within an 'optimize' operation that writes multiple pages to disk.
#
reset_db
do_execsql_test 3.0 {
CREATE VIRTUAL TABLE zzz USING fts5(z);
INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
INSERT INTO zzz VALUES('a b c d');
INSERT INTO zzz SELECT 'c d e f' FROM zzz;
INSERT INTO zzz SELECT 'e f g h' FROM zzz;
INSERT INTO zzz SELECT 'i j k l' FROM zzz;
INSERT INTO zzz SELECT 'l k m n' FROM zzz;
INSERT INTO zzz SELECT 'o p q r' FROM zzz;
}
faultsim_save_and_close
do_faultsim_test 3.1 -faults oom-trans* -prep {
faultsim_restore_and_reopen
execsql { SELECT rowid FROM zzz }
} -body {
execsql { INSERT INTO zzz(zzz) VALUES('optimize') }
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# OOM within an 'integrity-check' operation.
#
reset_db
db func rnddoc fts5_rnddoc
do_execsql_test 4.0 {
CREATE VIRTUAL TABLE zzz USING fts5(z);
INSERT INTO zzz(zzz, rank) VALUES('pgsz', 32);
WITH ii(i) AS (SELECT 1 UNION SELECT i+1 FROM ii WHERE i<10)
INSERT INTO zzz SELECT rnddoc(10) || ' xccc' FROM ii;
}
do_faultsim_test 4.1 -faults oom-trans* -prep {
} -body {
execsql { INSERT INTO zzz(zzz) VALUES('integrity-check') }
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# OOM while parsing a tokenize=option
#
reset_db
faultsim_save_and_close
do_faultsim_test 5.0 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
CREATE VIRTUAL TABLE uio USING fts5(a, b,
tokenize="porter 'ascii'",
content="another table",
content_rowid="somecolumn"
);
}
} -test {
faultsim_test_result {0 {}}
}
finish_test
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