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1 # 2009 September 15 | |
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 # This file implements regression tests for SQLite library. | |
12 # | |
13 # This file implements tests for foreign keys. | |
14 # | |
15 | |
16 set testdir [file dirname $argv0] | |
17 source $testdir/tester.tcl | |
18 | |
19 ifcapable {!foreignkey||!trigger} { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 set testprefix fkey3 | |
25 | |
26 # Create a table and some data to work with. | |
27 # | |
28 do_test fkey3-1.1 { | |
29 execsql { | |
30 PRAGMA foreign_keys=ON; | |
31 CREATE TABLE t1(x INTEGER PRIMARY KEY); | |
32 INSERT INTO t1 VALUES(100); | |
33 INSERT INTO t1 VALUES(101); | |
34 CREATE TABLE t2(y INTEGER REFERENCES t1 (x)); | |
35 INSERT INTO t2 VALUES(100); | |
36 INSERT INTO t2 VALUES(101); | |
37 SELECT 1, x FROM t1; | |
38 SELECT 2, y FROM t2; | |
39 } | |
40 } {1 100 1 101 2 100 2 101} | |
41 | |
42 do_test fkey3-1.2 { | |
43 catchsql { | |
44 DELETE FROM t1 WHERE x=100; | |
45 } | |
46 } {1 {FOREIGN KEY constraint failed}} | |
47 | |
48 do_test fkey3-1.3 { | |
49 catchsql { | |
50 DROP TABLE t1; | |
51 } | |
52 } {1 {FOREIGN KEY constraint failed}} | |
53 | |
54 do_test fkey3-1.4 { | |
55 execsql { | |
56 DROP TABLE t2; | |
57 } | |
58 } {} | |
59 | |
60 do_test fkey3-1.5 { | |
61 execsql { | |
62 DROP TABLE t1; | |
63 } | |
64 } {} | |
65 | |
66 do_test fkey3-2.1 { | |
67 execsql { | |
68 PRAGMA foreign_keys=ON; | |
69 CREATE TABLE t1(x INTEGER PRIMARY KEY); | |
70 INSERT INTO t1 VALUES(100); | |
71 INSERT INTO t1 VALUES(101); | |
72 CREATE TABLE t2(y INTEGER PRIMARY KEY REFERENCES t1 (x) ON UPDATE SET NULL); | |
73 } | |
74 execsql { | |
75 INSERT INTO t2 VALUES(100); | |
76 INSERT INTO t2 VALUES(101); | |
77 SELECT 1, x FROM t1; | |
78 SELECT 2, y FROM t2; | |
79 } | |
80 } {1 100 1 101 2 100 2 101} | |
81 | |
82 | |
83 #------------------------------------------------------------------------- | |
84 # The following tests - fkey-3.* - test some edge cases to do with | |
85 # inserting rows into tables that have foreign keys where the parent | |
86 # table is the same as the child table. Especially cases where the | |
87 # new row being inserted matches itself. | |
88 # | |
89 do_execsql_test 3.1.1 { | |
90 CREATE TABLE t3(a, b, c, d, | |
91 UNIQUE(a, b), | |
92 FOREIGN KEY(c, d) REFERENCES t3(a, b) | |
93 ); | |
94 INSERT INTO t3 VALUES(1, 2, 1, 2); | |
95 } {} | |
96 do_catchsql_test 3.1.2 { | |
97 INSERT INTO t3 VALUES(NULL, 2, 5, 2); | |
98 } {1 {FOREIGN KEY constraint failed}} | |
99 do_catchsql_test 3.1.3 { | |
100 INSERT INTO t3 VALUES(NULL, 3, 5, 2); | |
101 } {1 {FOREIGN KEY constraint failed}} | |
102 | |
103 do_execsql_test 3.2.1 { | |
104 CREATE TABLE t4(a UNIQUE, b REFERENCES t4(a)); | |
105 } | |
106 do_catchsql_test 3.2.2 { | |
107 INSERT INTO t4 VALUES(NULL, 1); | |
108 } {1 {FOREIGN KEY constraint failed}} | |
109 | |
110 do_execsql_test 3.3.1 { | |
111 CREATE TABLE t5(a INTEGER PRIMARY KEY, b REFERENCES t5(a)); | |
112 INSERT INTO t5 VALUES(NULL, 1); | |
113 } {} | |
114 do_catchsql_test 3.3.2 { | |
115 INSERT INTO t5 VALUES(NULL, 3); | |
116 } {1 {FOREIGN KEY constraint failed}} | |
117 | |
118 do_execsql_test 3.4.1 { | |
119 CREATE TABLE t6(a INTEGER PRIMARY KEY, b, c, d, | |
120 FOREIGN KEY(c, d) REFERENCES t6(a, b) | |
121 ); | |
122 CREATE UNIQUE INDEX t6i ON t6(b, a); | |
123 } | |
124 do_execsql_test 3.4.2 { INSERT INTO t6 VALUES(NULL, 'a', 1, 'a'); } {} | |
125 do_execsql_test 3.4.3 { INSERT INTO t6 VALUES(2, 'a', 2, 'a'); } {} | |
126 do_execsql_test 3.4.4 { INSERT INTO t6 VALUES(NULL, 'a', 1, 'a'); } {} | |
127 do_execsql_test 3.4.5 { INSERT INTO t6 VALUES(5, 'a', 2, 'a'); } {} | |
128 do_catchsql_test 3.4.6 { | |
129 INSERT INTO t6 VALUES(NULL, 'a', 65, 'a'); | |
130 } {1 {FOREIGN KEY constraint failed}} | |
131 | |
132 do_execsql_test 3.4.7 { | |
133 INSERT INTO t6 VALUES(100, 'one', 100, 'one'); | |
134 DELETE FROM t6 WHERE a = 100; | |
135 } | |
136 do_execsql_test 3.4.8 { | |
137 INSERT INTO t6 VALUES(100, 'one', 100, 'one'); | |
138 UPDATE t6 SET c = 1, d = 'a' WHERE a = 100; | |
139 DELETE FROM t6 WHERE a = 100; | |
140 } | |
141 | |
142 do_execsql_test 3.5.1 { | |
143 CREATE TABLE t7(a, b, c, d INTEGER PRIMARY KEY, | |
144 FOREIGN KEY(c, d) REFERENCES t7(a, b) | |
145 ); | |
146 CREATE UNIQUE INDEX t7i ON t7(a, b); | |
147 } | |
148 do_execsql_test 3.5.2 { INSERT INTO t7 VALUES('x', 1, 'x', NULL) } {} | |
149 do_execsql_test 3.5.3 { INSERT INTO t7 VALUES('x', 2, 'x', 2) } {} | |
150 do_catchsql_test 3.5.4 { | |
151 INSERT INTO t7 VALUES('x', 450, 'x', NULL); | |
152 } {1 {FOREIGN KEY constraint failed}} | |
153 do_catchsql_test 3.5.5 { | |
154 INSERT INTO t7 VALUES('x', 450, 'x', 451); | |
155 } {1 {FOREIGN KEY constraint failed}} | |
156 | |
157 | |
158 do_execsql_test 3.6.1 { | |
159 CREATE TABLE t8(a, b, c, d, e, FOREIGN KEY(c, d) REFERENCES t8(a, b)); | |
160 CREATE UNIQUE INDEX t8i1 ON t8(a, b); | |
161 CREATE UNIQUE INDEX t8i2 ON t8(c); | |
162 INSERT INTO t8 VALUES(1, 1, 1, 1, 1); | |
163 } | |
164 do_catchsql_test 3.6.2 { | |
165 UPDATE t8 SET d = 2; | |
166 } {1 {FOREIGN KEY constraint failed}} | |
167 do_execsql_test 3.6.3 { UPDATE t8 SET d = 1; } | |
168 do_execsql_test 3.6.4 { UPDATE t8 SET e = 2; } | |
169 | |
170 do_catchsql_test 3.6.5 { | |
171 CREATE TABLE TestTable ( | |
172 id INTEGER PRIMARY KEY, | |
173 name text, | |
174 source_id integer not null, | |
175 parent_id integer, | |
176 | |
177 foreign key(source_id, parent_id) references TestTable(source_id, id) | |
178 ); | |
179 CREATE UNIQUE INDEX testindex on TestTable(source_id, id); | |
180 PRAGMA foreign_keys=1; | |
181 INSERT INTO TestTable VALUES (1, 'parent', 1, null); | |
182 INSERT INTO TestTable VALUES (2, 'child', 1, 1); | |
183 UPDATE TestTable SET parent_id=1000 where id=2; | |
184 } {1 {FOREIGN KEY constraint failed}} | |
185 | |
186 finish_test | |
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