sqlite/test/gcfault.test
dan 3043b53222 Fix a crash that could occur following an OOM in the group_concat() function
if the second argument is an SQLITE_BLOB value.

FossilOrigin-Name: 14d855d2b2b5b3485e0673d11405db7266b34c6d
2016-12-30 17:40:14 +00:00

57 lines
1.5 KiB
Plaintext

# 2016 December 30
#
# 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 implements regression tests for SQLite library. The
# focus of this file is testing OOM error handling within the built-in
# group_concat() function.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix gcfault
foreach {enc} {
utf16
utf8
} {
reset_db
sqlite3_db_config_lookaside db 0 0 0
execsql "PRAGMA encoding = $enc"
do_execsql_test 1.$enc.1 {
CREATE TABLE s(i, s);
INSERT INTO s VALUES(1, ',0123456789,');
INSERT INTO s VALUES(2, X'2c303132333435363738392c');
CREATE TABLE e(e);
INSERT INTO e VALUES('v1'), ('v2');
} {}
do_faultsim_test 1.$enc.1 -faults oom* -body {
execsql { SELECT group_concat(e, (SELECT s FROM s WHERE i=1)) FROM e }
}
do_faultsim_test 1.$enc.2 -faults oom-t* -body {
execsql { SELECT group_concat(e, (SELECT s FROM s WHERE i=2)) FROM e }
}
do_faultsim_test 1.$enc.3 -faults oom-t* -prep {
set ::STMT [sqlite3_prepare db {SELECT group_concat(e, ?) FROM e} -1 dummy]
sqlite3_bind_text $::STMT 1 ",0123456789," 12
} -body {
while { "SQLITE_ROW"==[sqlite3_step $::STMT] } { }
} -test {
sqlite3_finalize $::STMT
}
}
finish_test