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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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