| # 2008 August 01 |
| # |
| # 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 test script checks malloc failures in WHERE clause analysis. |
| # |
| # $Id: mallocK.test,v 1.3 2009/01/08 21:00:03 drh Exp $ |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| source $testdir/malloc_common.tcl |
| set testprefix mallocK |
| |
| set sql {SELECT * FROM t1, t2 WHERE (a=1 OR a=2)} |
| for {set x 1} {$x<5} {incr x} { |
| append sql " AND b=y" |
| do_malloc_test mallocK-1.$x -sqlbody $sql -sqlprep { |
| CREATE TABLE t1(a,b); |
| CREATE TABLE t2(x,y); |
| } |
| } |
| |
| set sql {SELECT * FROM t1 WHERE a GLOB 'xyz*' AND (a=1 OR a=2)} |
| for {set x 1} {$x<5} {incr x} { |
| append sql " AND b!=$x" |
| do_malloc_test mallocK-2.$x -sqlbody $sql -sqlprep { |
| CREATE TABLE t1(a,b); |
| } |
| } |
| |
| set sql {SELECT * FROM t1 WHERE a BETWEEN 5 AND 10} |
| for {set x 1} {$x<5} {incr x} { |
| append sql " AND b=$x" |
| do_malloc_test mallocK-3.$x -sqlbody $sql -sqlprep { |
| CREATE TABLE t1(a,b); |
| } |
| } |
| |
| set sql {SELECT * FROM t1 WHERE b=0} |
| for {set x 1} {$x<5} {incr x} { |
| set term "(b=$x" |
| for {set y 0} {$y<$x} {incr y} { |
| append term " AND a!=$y" |
| } |
| append sql " OR $term)" |
| do_malloc_test mallocK-4.$x -sqlbody $sql -sqlprep { |
| CREATE TABLE t1(a,b); |
| } |
| } |
| |
| ifcapable vtab { |
| set sql {SELECT * FROM t2 WHERE a MATCH 'xyz'} |
| for {set x 1} {$x<5} {incr x} { |
| append sql " AND b!=$x" |
| do_malloc_test mallocK-5.$x -sqlbody $sql -tclprep { |
| register_echo_module [sqlite3_connection_pointer db] |
| db eval { |
| CREATE TABLE t1(a,b); |
| CREATE VIRTUAL TABLE t2 USING echo(t1); |
| } |
| } |
| } |
| } |
| |
| #------------------------------------------------------------------------- |
| # Test that OOM errors are correctly handled by the code that uses stat4 |
| # data to estimate the number of rows visited by a skip-scan range query. |
| # |
| add_alignment_test_collations db |
| do_execsql_test 6.0 { |
| CREATE TABLE t3(a TEXT, b TEXT COLLATE utf16_aligned, c); |
| INSERT INTO t3 VALUES('one', '.....', 0); |
| INSERT INTO t3 VALUES('one', '....x', 1); |
| INSERT INTO t3 VALUES('one', '...x.', 2); |
| INSERT INTO t3 VALUES('one', '...xx', 3); |
| INSERT INTO t3 VALUES('one', '..x..', 4); |
| INSERT INTO t3 VALUES('one', '..x.x', 5); |
| INSERT INTO t3 VALUES('one', '..xx.', 6); |
| INSERT INTO t3 VALUES('one', '..xxx', 7); |
| INSERT INTO t3 VALUES('one', '.x...', 8); |
| INSERT INTO t3 VALUES('one', '.x..x', 9); |
| INSERT INTO t3 VALUES('one', '.x.x.', 10); |
| INSERT INTO t3 VALUES('one', '.x.xx', 11); |
| INSERT INTO t3 VALUES('one', '.xx..', 12); |
| INSERT INTO t3 VALUES('one', '.xx.x', 13); |
| INSERT INTO t3 VALUES('one', '.xxx.', 14); |
| INSERT INTO t3 VALUES('one', '.xxxx', 15); |
| |
| INSERT INTO t3 VALUES('two', 'x....', 16); |
| INSERT INTO t3 VALUES('two', 'x...x', 17); |
| INSERT INTO t3 VALUES('two', 'x..x.', 18); |
| INSERT INTO t3 VALUES('two', 'x..xx', 19); |
| INSERT INTO t3 VALUES('two', 'x.x..', 20); |
| INSERT INTO t3 VALUES('two', 'x.x.x', 21); |
| INSERT INTO t3 VALUES('two', 'x.xx.', 22); |
| INSERT INTO t3 VALUES('two', 'x.xxx', 23); |
| INSERT INTO t3 VALUES('two', 'xx...', 24); |
| INSERT INTO t3 VALUES('two', 'xx..x', 25); |
| INSERT INTO t3 VALUES('two', 'xx.x.', 26); |
| INSERT INTO t3 VALUES('two', 'xx.xx', 27); |
| INSERT INTO t3 VALUES('two', 'xxx..', 28); |
| INSERT INTO t3 VALUES('two', 'xxx.x', 29); |
| INSERT INTO t3 VALUES('two', 'xxxx.', 30); |
| INSERT INTO t3 VALUES('two', 'xxxxx', 31); |
| |
| INSERT INTO t3 SELECT * FROM t3; |
| |
| CREATE INDEX i3 ON t3(a, b); |
| ANALYZE; |
| |
| SELECT 'x' > '.'; |
| } {1} |
| |
| ifcapable stat4 { |
| do_eqp_test 6.1 { |
| SELECT DISTINCT c FROM t3 WHERE b BETWEEN '.xx..' AND '.xxxx'; |
| } [string map {"\n " \n} { |
| QUERY PLAN |
| |--SEARCH TABLE t3 USING INDEX i3 (ANY(a) AND b>? AND b<?) |
| `--USE TEMP B-TREE FOR DISTINCT |
| }] |
| } |
| |
| do_faultsim_test 6 -faults oom* -body { |
| db cache flush |
| db eval { SELECT DISTINCT c FROM t3 WHERE b BETWEEN '.xx..' AND '.xxxx' } |
| } -test { |
| faultsim_test_result {0 {12 13 14 15}} |
| } |
| |
| do_execsql_test 7.1 { |
| CREATE TABLE x1(a INTEGER PRIMARY KEY, b); |
| } |
| do_faultsim_test 7.2 -faults oom* -body { |
| execsql { SELECT * FROM x1 WHERE a = (SELECT 1) } |
| } -test { |
| faultsim_test_result [list 0 {}] |
| } |
| |
| reset_db |
| |
| proc isqrt {i} { expr { int(sqrt($i)) } } |
| db func isqrt isqrt |
| |
| do_execsql_test 8.0 { |
| PRAGMA encoding = 'utf-16'; |
| CREATE TABLE x2(x TEXT, y TEXT); |
| WITH data(i) AS ( |
| SELECT 1 UNION ALL SELECT i+1 FROM data |
| ) |
| INSERT INTO x2 SELECT isqrt(i), isqrt(i) FROM data LIMIT 400; |
| CREATE INDEX x2x ON x2(x); |
| CREATE INDEX x2y ON x2(y); |
| ANALYZE; |
| DELETE FROM x2; |
| } |
| |
| proc str {a} { return $a } |
| db func str -deterministic str |
| |
| do_faultsim_test 8 -faults oom* -body { |
| execsql { SELECT * FROM x2 WHERE x = str('19') AND y = str('4') } |
| } -test { |
| faultsim_test_result [list 0 {}] |
| } |
| |
| |
| finish_test |