xref: /sqlite-3.40.0/test/fkey_malloc.test (revision 475f5719) 
1# 2009 September 22
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#
13
14set testdir [file dirname $argv0]
15source $testdir/tester.tcl
16
17ifcapable !foreignkey||!trigger {
18  finish_test
19  return
20}
21source $testdir/malloc_common.tcl
22
23do_malloc_test fkey_malloc-1 -sqlprep {
24  PRAGMA foreign_keys = 1;
25  CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
26  CREATE TABLE t2(x REFERENCES t1 ON UPDATE CASCADE ON DELETE CASCADE);
27} -sqlbody {
28  INSERT INTO t1 VALUES('aaa', 1);
29  INSERT INTO t2 VALUES('aaa');
30  UPDATE t1 SET a = 'bbb';
31  DELETE FROM t1;
32}
33
34do_malloc_test fkey_malloc-2 -sqlprep {
35  PRAGMA foreign_keys = 1;
36  CREATE TABLE t1(a, b, UNIQUE(a, b));
37} -sqlbody {
38  CREATE TABLE t2(x, y,
39    FOREIGN KEY(x, y) REFERENCES t1(a, b) DEFERRABLE INITIALLY DEFERRED
40  );
41  BEGIN;
42    INSERT INTO t2 VALUES('a', 'b');
43    INSERT INTO t1 VALUES('a', 'b');
44    UPDATE t1 SET a = 'c';
45    DELETE FROM t2;
46    INSERT INTO t2 VALUES('d', 'b');
47    UPDATE t2 SET x = 'c';
48  COMMIT;
49}
50
51do_malloc_test fkey_malloc-3 -sqlprep {
52  PRAGMA foreign_keys = 1;
53  CREATE TABLE t1(x INTEGER PRIMARY KEY);
54  CREATE TABLE t2(y DEFAULT 14 REFERENCES t1(x) ON UPDATE SET DEFAULT);
55  CREATE TABLE t3(y REFERENCES t1 ON UPDATE SET NULL);
56  INSERT INTO t1 VALUES(13);
57  INSERT INTO t2 VALUES(13);
58  INSERT INTO t3 VALUES(13);
59} -sqlbody {
60  UPDATE t1 SET x = 14;
61}
62
63proc catch_fk_error {zSql} {
64  set rc [catch {db eval $zSql} msg]
65  if {$rc==0} {
66    return $msg
67  }
68  if {[string match {*foreign key*} $msg]} {
69    return ""
70  }
71  if {$msg eq "out of memory"} {
72    error 1
73  }
74  error $msg
75}
76
77do_malloc_test fkey_malloc-4 -sqlprep {
78  PRAGMA foreign_keys = 1;
79  CREATE TABLE t1(x INTEGER PRIMARY KEY, y UNIQUE);
80  CREATE TABLE t2(z REFERENCES t1(x), a REFERENCES t1(y));
81  CREATE TABLE t3(x);
82  CREATE TABLE t4(z REFERENCES t3);
83  CREATE TABLE t5(x, y);
84  CREATE TABLE t6(z REFERENCES t5(x));
85  CREATE INDEX i51 ON t5(x);
86  CREATE INDEX i52 ON t5(y, x);
87  INSERT INTO t1 VALUES(1, 2);
88} -tclbody {
89  catch_fk_error {INSERT INTO t2 VALUES(1, 3)}
90  catch_fk_error {INSERT INTO t4 VALUES(2)}
91  catch_fk_error {INSERT INTO t6 VALUES(2)}
92}
93
94do_malloc_test fkey_malloc-5 -sqlprep {
95  PRAGMA foreign_keys = 1;
96  CREATE TABLE t1(x, y, PRIMARY KEY(x, y));
97  CREATE TABLE t2(a, b, FOREIGN KEY(a, b) REFERENCES t1 ON UPDATE CASCADE);
98  INSERT INTO t1 VALUES(1, 2);
99  INSERT INTO t2 VALUES(1, 2);
100} -sqlbody {
101  UPDATE t1 SET x = 5;
102}
103
104finish_test
105
106
107