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| 1 # 2008 August 01 |
| 2 # |
| 3 # The author disclaims copyright to this source code. In place of |
| 4 # a legal notice, here is a blessing: |
| 5 # |
| 6 # May you do good and not evil. |
| 7 # May you find forgiveness for yourself and forgive others. |
| 8 # May you share freely, never taking more than you give. |
| 9 # |
| 10 #*********************************************************************** |
| 11 # |
| 12 # This test script checks malloc failures in LIMIT operations for |
| 13 # UPDATE/DELETE statements. |
| 14 # |
| 15 # $Id: mallocJ.test,v 1.6 2009/01/09 02:49:32 drh Exp $ |
| 16 |
| 17 set testdir [file dirname $argv0] |
| 18 source $testdir/tester.tcl |
| 19 source $testdir/malloc_common.tcl |
| 20 |
| 21 ifcapable {update_delete_limit} { |
| 22 |
| 23 do_malloc_test mallocJ-1 -sqlprep { |
| 24 DROP TABLE IF EXISTS t1; |
| 25 CREATE TABLE t1(x int, y int); |
| 26 INSERT INTO t1 VALUES(1,1); |
| 27 INSERT INTO t1 VALUES(1,2); |
| 28 INSERT INTO t1 VALUES(1,2); |
| 29 INSERT INTO t1 VALUES(2,1); |
| 30 INSERT INTO t1 VALUES(2,2); |
| 31 INSERT INTO t1 VALUES(2,3); |
| 32 } -sqlbody { |
| 33 UPDATE t1 SET x=1 ORDER BY y LIMIT 2 OFFSET 2; |
| 34 UPDATE t1 SET x=2 WHERE y=1 ORDER BY y LIMIT 2 OFFSET 2; |
| 35 DELETE FROM t1 WHERE x=1 ORDER BY y LIMIT 2 OFFSET 2; |
| 36 DELETE FROM t1 ORDER BY y LIMIT 2 OFFSET 2; |
| 37 } |
| 38 |
| 39 } |
| 40 |
| 41 # ticket #3467 |
| 42 do_malloc_test mallocJ-2 -sqlprep { |
| 43 CREATE TABLE t1(a,b); |
| 44 INSERT INTO t1 VALUES(1,2); |
| 45 PRAGMA vdbe_trace=ON; |
| 46 } -sqlbody { |
| 47 SELECT a, b, 'abc' FROM t1 |
| 48 UNION |
| 49 SELECT b, a, 'xyz' FROM t1 |
| 50 ORDER BY 2, 3; |
| 51 } |
| 52 |
| 53 # ticket #3478 |
| 54 do_malloc_test mallocJ-3 -sqlbody { |
| 55 EXPLAIN COMMIT |
| 56 } |
| 57 |
| 58 # ticket #3485 |
| 59 do_malloc_test mallocJ-4 -sqlprep { |
| 60 CREATE TABLE t1(a,b,c); |
| 61 CREATE TABLE t2(x,y,z); |
| 62 } -sqlbody { |
| 63 SELECT * FROM (SELECT a,b FROM t1 UNION ALL SELECT x, y FROM t2) ORDER BY 1 |
| 64 } |
| 65 |
| 66 # coverage testing |
| 67 do_malloc_test mallocJ-5 -sqlprep { |
| 68 CREATE TABLE t1(["a"]); |
| 69 } -sqlbody { |
| 70 SELECT * FROM t1 |
| 71 } |
| 72 |
| 73 finish_test |
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