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1 # 2009 December 29 | |
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 # Verify that when columns named "rowid", "oid", and "_rowid_" appear | |
13 # in a table as ordinary columns (not as the INTEGER PRIMARY KEY) then | |
14 # the use of these columns in triggers will refer to the column and not | |
15 # to the actual ROWID. Ticket [34d2ae1c6d08b5271ba5e5592936d4a1d913ffe3] | |
16 # | |
17 # Also, verify that triggers created like this: | |
18 # | |
19 # CREATE TRIGGER attached.trig AFTER INSERT ON attached.tab ... | |
20 # | |
21 # can be reparsed as a main database. Ticket [d6ddba6706353915ceedc56b4e3] | |
22 # | |
23 | |
24 set testdir [file dirname $argv0] | |
25 source $testdir/tester.tcl | |
26 ifcapable {!trigger} { | |
27 finish_test | |
28 return | |
29 } | |
30 | |
31 # Triggers on tables where the table has ordinary columns named | |
32 # rowid, oid, and _rowid_. | |
33 # | |
34 do_test triggerD-1.1 { | |
35 db eval { | |
36 CREATE TABLE t1(rowid, oid, _rowid_, x); | |
37 CREATE TABLE log(a,b,c,d,e); | |
38 CREATE TRIGGER r1 BEFORE INSERT ON t1 BEGIN | |
39 INSERT INTO log VALUES('r1', new.rowid, new.oid, new._rowid_, new.x); | |
40 END; | |
41 CREATE TRIGGER r2 AFTER INSERT ON t1 BEGIN | |
42 INSERT INTO log VALUES('r2', new.rowid, new.oid, new._rowid_, new.x); | |
43 END; | |
44 CREATE TRIGGER r3 BEFORE UPDATE ON t1 BEGIN | |
45 INSERT INTO log VALUES('r3.old', old.rowid, old.oid, old._rowid_, old.x); | |
46 INSERT INTO log VALUES('r3.new', new.rowid, new.oid, new._rowid_, new.x); | |
47 END; | |
48 CREATE TRIGGER r4 AFTER UPDATE ON t1 BEGIN | |
49 INSERT INTO log VALUES('r4.old', old.rowid, old.oid, old._rowid_, old.x); | |
50 INSERT INTO log VALUES('r4.new', new.rowid, new.oid, new._rowid_, new.x); | |
51 END; | |
52 CREATE TRIGGER r5 BEFORE DELETE ON t1 BEGIN | |
53 INSERT INTO log VALUES('r5', old.rowid, old.oid, old._rowid_, old.x); | |
54 END; | |
55 CREATE TRIGGER r6 AFTER DELETE ON t1 BEGIN | |
56 INSERT INTO log VALUES('r6', old.rowid, old.oid, old._rowid_, old.x); | |
57 END; | |
58 } | |
59 } {} | |
60 do_test triggerD-1.2 { | |
61 db eval { | |
62 INSERT INTO t1 VALUES(100,200,300,400); | |
63 SELECT * FROM log | |
64 } | |
65 } {r1 100 200 300 400 r2 100 200 300 400} | |
66 do_test triggerD-1.3 { | |
67 db eval { | |
68 DELETE FROM log; | |
69 UPDATE t1 SET rowid=rowid+1; | |
70 SELECT * FROM log | |
71 } | |
72 } {r3.old 100 200 300 400 r3.new 101 200 300 400 r4.old 100 200 300 400 r4.new 1
01 200 300 400} | |
73 do_test triggerD-1.4 { | |
74 db eval { | |
75 DELETE FROM log; | |
76 DELETE FROM t1; | |
77 SELECT * FROM log | |
78 } | |
79 } {r5 101 200 300 400 r6 101 200 300 400} | |
80 | |
81 # Triggers on tables where the table does not have ordinary columns named | |
82 # rowid, oid, and _rowid_. | |
83 # | |
84 do_test triggerD-2.1 { | |
85 db eval { | |
86 DROP TABLE t1; | |
87 CREATE TABLE t1(w,x,y,z); | |
88 CREATE TRIGGER r1 BEFORE INSERT ON t1 BEGIN | |
89 INSERT INTO log VALUES('r1', new.rowid, new.oid, new._rowid_, new.x); | |
90 END; | |
91 CREATE TRIGGER r2 AFTER INSERT ON t1 BEGIN | |
92 INSERT INTO log VALUES('r2', new.rowid, new.oid, new._rowid_, new.x); | |
93 END; | |
94 CREATE TRIGGER r3 BEFORE UPDATE ON t1 BEGIN | |
95 INSERT INTO log VALUES('r3.old', old.rowid, old.oid, old._rowid_, old.x); | |
96 INSERT INTO log VALUES('r3.new', new.rowid, new.oid, new._rowid_, new.x); | |
97 END; | |
98 CREATE TRIGGER r4 AFTER UPDATE ON t1 BEGIN | |
99 INSERT INTO log VALUES('r4.old', old.rowid, old.oid, old._rowid_, old.x); | |
100 INSERT INTO log VALUES('r4.new', new.rowid, new.oid, new._rowid_, new.x); | |
101 END; | |
102 CREATE TRIGGER r5 BEFORE DELETE ON t1 BEGIN | |
103 INSERT INTO log VALUES('r5', old.rowid, old.oid, old._rowid_, old.x); | |
104 END; | |
105 CREATE TRIGGER r6 AFTER DELETE ON t1 BEGIN | |
106 INSERT INTO log VALUES('r6', old.rowid, old.oid, old._rowid_, old.x); | |
107 END; | |
108 } | |
109 } {} | |
110 do_test triggerD-2.2 { | |
111 db eval { | |
112 DELETE FROM log; | |
113 INSERT INTO t1 VALUES(100,200,300,400); | |
114 SELECT * FROM log; | |
115 } | |
116 } {r1 -1 -1 -1 200 r2 1 1 1 200} | |
117 do_test triggerD-2.3 { | |
118 db eval { | |
119 DELETE FROM log; | |
120 UPDATE t1 SET x=x+1; | |
121 SELECT * FROM log | |
122 } | |
123 } {r3.old 1 1 1 200 r3.new 1 1 1 201 r4.old 1 1 1 200 r4.new 1 1 1 201} | |
124 do_test triggerD-2.4 { | |
125 db eval { | |
126 DELETE FROM log; | |
127 DELETE FROM t1; | |
128 SELECT * FROM log | |
129 } | |
130 } {r5 1 1 1 201 r6 1 1 1 201} | |
131 | |
132 | |
133 ########################################################################### | |
134 # | |
135 # Ticket [985771e1161200ae5eac3162686ea6711c035d08]: | |
136 # | |
137 # When both a main database table and a TEMP table have the same name, | |
138 # and a main database trigge is created on the main table, the trigger | |
139 # is incorrectly bound to the TEMP table. For example: | |
140 # | |
141 # CREATE TABLE t1(x); | |
142 # CREATE TEMP TABLE t1(x); | |
143 # CREATE TABLE t2(z); | |
144 # CREATE TRIGGER main.r1 AFTER INSERT ON t1 BEGIN | |
145 # INSERT INTO t2 VALUES(10000 + new.x); | |
146 # END; | |
147 # INSERT INTO main.t1 VALUES(3); | |
148 # INSERT INTO temp.t1 VALUES(4); | |
149 # SELECT * FROM t2; | |
150 # | |
151 # The r1 trigger fires when the value 4 is inserted into the temp.t1 | |
152 # table, rather than when value 3 is inserted into main.t1. | |
153 # | |
154 do_test triggerD-3.1 { | |
155 db eval { | |
156 CREATE TABLE t300(x); | |
157 CREATE TEMP TABLE t300(x); | |
158 CREATE TABLE t301(y); | |
159 CREATE TRIGGER main.r300 AFTER INSERT ON t300 BEGIN | |
160 INSERT INTO t301 VALUES(10000 + new.x); | |
161 END; | |
162 INSERT INTO main.t300 VALUES(3); | |
163 INSERT INTO temp.t300 VALUES(4); | |
164 SELECT * FROM t301; | |
165 } | |
166 } {10003} | |
167 do_test triggerD-3.2 { | |
168 db eval { | |
169 DELETE FROM t301; | |
170 CREATE TRIGGER temp.r301 AFTER INSERT ON t300 BEGIN | |
171 INSERT INTO t301 VALUES(20000 + new.x); | |
172 END; | |
173 INSERT INTO main.t300 VALUES(3); | |
174 INSERT INTO temp.t300 VALUES(4); | |
175 SELECT * FROM t301; | |
176 } | |
177 } {10003 20004} | |
178 | |
179 | |
180 ############################################################################# | |
181 # | |
182 # Ticket [d6ddba6706353915ceedc56b4e3e72ecb4d77ba4] | |
183 # | |
184 # The following syntax really should not be allowed: | |
185 # | |
186 # CREATE TRIGGER xyz.trig BEFORE UPDATE ON xyz.tab BEGIN ... | |
187 # | |
188 # But a long-standing bug does allow it. And the "xyz.tab" slips into | |
189 # the sqlite_master table. We cannot fix the bug simply by disallowing | |
190 # "xyz.tab" since that could break legacy applications. We have to | |
191 # fix the system so that the "xyz." on "xyz.tab" is ignored. | |
192 # Verify that this is the case. | |
193 # | |
194 do_test triggerD-4.1 { | |
195 db close | |
196 forcedelete test.db test2.db | |
197 sqlite3 db test.db | |
198 db eval { | |
199 CREATE TABLE t1(x); | |
200 ATTACH 'test2.db' AS db2; | |
201 CREATE TABLE db2.t2(y); | |
202 CREATE TABLE db2.log(z); | |
203 CREATE TRIGGER db2.trig AFTER INSERT ON db2.t2 BEGIN | |
204 INSERT INTO log(z) VALUES(new.y); | |
205 END; | |
206 INSERT INTO t2 VALUES(123); | |
207 SELECT * FROM log; | |
208 } | |
209 } {123} | |
210 do_test triggerD-4.2 { | |
211 sqlite3 db2 test2.db | |
212 db2 eval { | |
213 INSERT INTO t2 VALUES(234); | |
214 SELECT * FROM log; | |
215 } | |
216 } {123 234} | |
217 db2 close | |
218 | |
219 finish_test | |
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