/trunk/test/trigger1.test |
@@ -0,0 +1,702 @@ |
# The author disclaims copyright to this source code. In place of |
# a legal notice, here is a blessing: |
# |
# May you do good and not evil. |
# May you find forgiveness for yourself and forgive others. |
# May you share freely, never taking more than you give. |
# |
#*********************************************************************** |
# |
# This file tests creating and dropping triggers, and interaction thereof |
# with the database COMMIT/ROLLBACK logic. |
# |
# 1. CREATE and DROP TRIGGER tests |
# trig-1.1: Error if table does not exist |
# trig-1.2: Error if trigger already exists |
# trig-1.3: Created triggers are deleted if the transaction is rolled back |
# trig-1.4: DROP TRIGGER removes trigger |
# trig-1.5: Dropped triggers are restored if the transaction is rolled back |
# trig-1.6: Error if dropped trigger doesn't exist |
# trig-1.7: Dropping the table automatically drops all triggers |
# trig-1.8: A trigger created on a TEMP table is not inserted into sqlite_master |
# trig-1.9: Ensure that we cannot create a trigger on sqlite_master |
# trig-1.10: |
# trig-1.11: |
# trig-1.12: Ensure that INSTEAD OF triggers cannot be created on tables |
# trig-1.13: Ensure that AFTER triggers cannot be created on views |
# trig-1.14: Ensure that BEFORE triggers cannot be created on views |
# |
|
set testdir [file dirname $argv0] |
source $testdir/tester.tcl |
ifcapable {!trigger} { |
finish_test |
return |
} |
|
do_test trigger1-1.1.1 { |
catchsql { |
CREATE TRIGGER trig UPDATE ON no_such_table BEGIN |
SELECT * from sqlite_master; |
END; |
} |
} {1 {no such table: main.no_such_table}} |
|
ifcapable tempdb { |
do_test trigger1-1.1.2 { |
catchsql { |
CREATE TEMP TRIGGER trig UPDATE ON no_such_table BEGIN |
SELECT * from sqlite_master; |
END; |
} |
} {1 {no such table: no_such_table}} |
} |
|
execsql { |
CREATE TABLE t1(a); |
} |
do_test trigger1-1.1.3 { |
catchsql { |
CREATE TRIGGER trig UPDATE ON t1 FOR EACH STATEMENT BEGIN |
SELECT * FROM sqlite_master; |
END; |
} |
} {1 {near "STATEMENT": syntax error}} |
execsql { |
CREATE TRIGGER tr1 INSERT ON t1 BEGIN |
INSERT INTO t1 values(1); |
END; |
} |
do_test trigger1-1.2.0 { |
catchsql { |
CREATE TRIGGER IF NOT EXISTS tr1 DELETE ON t1 BEGIN |
SELECT * FROM sqlite_master; |
END |
} |
} {0 {}} |
do_test trigger1-1.2.1 { |
catchsql { |
CREATE TRIGGER tr1 DELETE ON t1 BEGIN |
SELECT * FROM sqlite_master; |
END |
} |
} {1 {trigger tr1 already exists}} |
do_test trigger1-1.2.2 { |
catchsql { |
CREATE TRIGGER "tr1" DELETE ON t1 BEGIN |
SELECT * FROM sqlite_master; |
END |
} |
} {1 {trigger "tr1" already exists}} |
do_test trigger1-1.2.3 { |
catchsql { |
CREATE TRIGGER [tr1] DELETE ON t1 BEGIN |
SELECT * FROM sqlite_master; |
END |
} |
} {1 {trigger [tr1] already exists}} |
|
do_test trigger1-1.3 { |
catchsql { |
BEGIN; |
CREATE TRIGGER tr2 INSERT ON t1 BEGIN |
SELECT * from sqlite_master; END; |
ROLLBACK; |
CREATE TRIGGER tr2 INSERT ON t1 BEGIN |
SELECT * from sqlite_master; END; |
} |
} {0 {}} |
|
do_test trigger1-1.4 { |
catchsql { |
DROP TRIGGER IF EXISTS tr1; |
CREATE TRIGGER tr1 DELETE ON t1 BEGIN |
SELECT * FROM sqlite_master; |
END |
} |
} {0 {}} |
|
do_test trigger1-1.5 { |
execsql { |
BEGIN; |
DROP TRIGGER tr2; |
ROLLBACK; |
DROP TRIGGER tr2; |
} |
} {} |
|
do_test trigger1-1.6.1 { |
catchsql { |
DROP TRIGGER IF EXISTS biggles; |
} |
} {0 {}} |
|
do_test trigger1-1.6.2 { |
catchsql { |
DROP TRIGGER biggles; |
} |
} {1 {no such trigger: biggles}} |
|
do_test trigger1-1.7 { |
catchsql { |
DROP TABLE t1; |
DROP TRIGGER tr1; |
} |
} {1 {no such trigger: tr1}} |
|
ifcapable tempdb { |
execsql { |
CREATE TEMP TABLE temp_table(a); |
} |
do_test trigger1-1.8 { |
execsql { |
CREATE TRIGGER temp_trig UPDATE ON temp_table BEGIN |
SELECT * from sqlite_master; |
END; |
SELECT count(*) FROM sqlite_master WHERE name = 'temp_trig'; |
} |
} {0} |
} |
|
do_test trigger1-1.9 { |
catchsql { |
CREATE TRIGGER tr1 AFTER UPDATE ON sqlite_master BEGIN |
SELECT * FROM sqlite_master; |
END; |
} |
} {1 {cannot create trigger on system table}} |
|
# Check to make sure that a DELETE statement within the body of |
# a trigger does not mess up the DELETE that caused the trigger to |
# run in the first place. |
# |
do_test trigger1-1.10 { |
execsql { |
create table t1(a,b); |
insert into t1 values(1,'a'); |
insert into t1 values(2,'b'); |
insert into t1 values(3,'c'); |
insert into t1 values(4,'d'); |
create trigger r1 after delete on t1 for each row begin |
delete from t1 WHERE a=old.a+2; |
end; |
delete from t1 where a=1 OR a=3; |
select * from t1; |
drop table t1; |
} |
} {2 b 4 d} |
|
do_test trigger1-1.11 { |
execsql { |
create table t1(a,b); |
insert into t1 values(1,'a'); |
insert into t1 values(2,'b'); |
insert into t1 values(3,'c'); |
insert into t1 values(4,'d'); |
create trigger r1 after update on t1 for each row begin |
delete from t1 WHERE a=old.a+2; |
end; |
update t1 set b='x-' || b where a=1 OR a=3; |
select * from t1; |
drop table t1; |
} |
} {1 x-a 2 b 4 d} |
|
# Ensure that we cannot create INSTEAD OF triggers on tables |
do_test trigger1-1.12 { |
catchsql { |
create table t1(a,b); |
create trigger t1t instead of update on t1 for each row begin |
delete from t1 WHERE a=old.a+2; |
end; |
} |
} {1 {cannot create INSTEAD OF trigger on table: main.t1}} |
|
ifcapable view { |
# Ensure that we cannot create BEFORE triggers on views |
do_test trigger1-1.13 { |
catchsql { |
create view v1 as select * from t1; |
create trigger v1t before update on v1 for each row begin |
delete from t1 WHERE a=old.a+2; |
end; |
} |
} {1 {cannot create BEFORE trigger on view: main.v1}} |
# Ensure that we cannot create AFTER triggers on views |
do_test trigger1-1.14 { |
catchsql { |
drop view v1; |
create view v1 as select * from t1; |
create trigger v1t AFTER update on v1 for each row begin |
delete from t1 WHERE a=old.a+2; |
end; |
} |
} {1 {cannot create AFTER trigger on view: main.v1}} |
} ;# ifcapable view |
|
# Check for memory leaks in the trigger parser |
# |
do_test trigger1-2.1 { |
catchsql { |
CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN |
SELECT * FROM; -- Syntax error |
END; |
} |
} {1 {near ";": syntax error}} |
do_test trigger1-2.2 { |
catchsql { |
CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN |
SELECT * FROM t1; |
SELECT * FROM; -- Syntax error |
END; |
} |
} {1 {near ";": syntax error}} |
|
# Create a trigger that refers to a table that might not exist. |
# |
ifcapable tempdb { |
do_test trigger1-3.1 { |
execsql { |
CREATE TEMP TABLE t2(x,y); |
} |
catchsql { |
CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN |
INSERT INTO t2 VALUES(NEW.a,NEW.b); |
END; |
} |
} {0 {}} |
do_test trigger-3.2 { |
catchsql { |
INSERT INTO t1 VALUES(1,2); |
SELECT * FROM t2; |
} |
} {1 {no such table: main.t2}} |
do_test trigger-3.3 { |
db close |
set rc [catch {sqlite3 db test.db} err] |
if {$rc} {lappend rc $err} |
set rc |
} {0} |
do_test trigger-3.4 { |
catchsql { |
INSERT INTO t1 VALUES(1,2); |
SELECT * FROM t2; |
} |
} {1 {no such table: main.t2}} |
do_test trigger-3.5 { |
catchsql { |
CREATE TEMP TABLE t2(x,y); |
INSERT INTO t1 VALUES(1,2); |
SELECT * FROM t2; |
} |
} {1 {no such table: main.t2}} |
do_test trigger-3.6 { |
catchsql { |
DROP TRIGGER r1; |
CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN |
INSERT INTO t2 VALUES(NEW.a,NEW.b); |
END; |
INSERT INTO t1 VALUES(1,2); |
SELECT * FROM t2; |
} |
} {0 {1 2}} |
do_test trigger-3.7 { |
execsql { |
DROP TABLE t2; |
CREATE TABLE t2(x,y); |
SELECT * FROM t2; |
} |
} {} |
|
# There are two versions of trigger-3.8 and trigger-3.9. One that uses |
# compound SELECT statements, and another that does not. |
ifcapable compound { |
do_test trigger1-3.8 { |
execsql { |
INSERT INTO t1 VALUES(3,4); |
SELECT * FROM t1 UNION ALL SELECT * FROM t2; |
} |
} {1 2 3 4 3 4} |
do_test trigger1-3.9 { |
db close |
sqlite3 db test.db |
execsql { |
INSERT INTO t1 VALUES(5,6); |
SELECT * FROM t1 UNION ALL SELECT * FROM t2; |
} |
} {1 2 3 4 5 6 3 4} |
} ;# ifcapable compound |
ifcapable !compound { |
do_test trigger1-3.8 { |
execsql { |
INSERT INTO t1 VALUES(3,4); |
SELECT * FROM t1; |
SELECT * FROM t2; |
} |
} {1 2 3 4 3 4} |
do_test trigger1-3.9 { |
db close |
sqlite3 db test.db |
execsql { |
INSERT INTO t1 VALUES(5,6); |
SELECT * FROM t1; |
SELECT * FROM t2; |
} |
} {1 2 3 4 5 6 3 4} |
} ;# ifcapable !compound |
|
do_test trigger1-4.1 { |
execsql { |
CREATE TEMP TRIGGER r1 BEFORE INSERT ON t1 BEGIN |
INSERT INTO t2 VALUES(NEW.a,NEW.b); |
END; |
INSERT INTO t1 VALUES(7,8); |
SELECT * FROM t2; |
} |
} {3 4 7 8} |
do_test trigger1-4.2 { |
sqlite3 db2 test.db |
execsql { |
INSERT INTO t1 VALUES(9,10); |
} db2; |
db2 close |
execsql { |
SELECT * FROM t2; |
} |
} {3 4 7 8} |
do_test trigger1-4.3 { |
execsql { |
DROP TABLE t1; |
SELECT * FROM t2; |
}; |
} {3 4 7 8} |
do_test trigger1-4.4 { |
db close |
sqlite3 db test.db |
execsql { |
SELECT * FROM t2; |
}; |
} {3 4 7 8} |
} else { |
execsql { |
CREATE TABLE t2(x,y); |
DROP TABLE t1; |
INSERT INTO t2 VALUES(3, 4); |
INSERT INTO t2 VALUES(7, 8); |
} |
} |
|
|
integrity_check trigger1-5.1 |
|
# Create a trigger with the same name as a table. Make sure the |
# trigger works. Then drop the trigger. Make sure the table is |
# still there. |
# |
set view_v1 {} |
ifcapable view { |
set view_v1 {view v1} |
} |
do_test trigger1-6.1 { |
execsql {SELECT type, name FROM sqlite_master} |
} [concat $view_v1 {table t2}] |
do_test trigger1-6.2 { |
execsql { |
CREATE TRIGGER t2 BEFORE DELETE ON t2 BEGIN |
SELECT RAISE(ABORT,'deletes are not permitted'); |
END; |
SELECT type, name FROM sqlite_master; |
} |
} [concat $view_v1 {table t2 trigger t2}] |
do_test trigger1-6.3 { |
catchsql {DELETE FROM t2} |
} {1 {deletes are not permitted}} |
do_test trigger1-6.4 { |
execsql {SELECT * FROM t2} |
} {3 4 7 8} |
do_test trigger1-6.5 { |
db close |
sqlite3 db test.db |
execsql {SELECT type, name FROM sqlite_master} |
} [concat $view_v1 {table t2 trigger t2}] |
do_test trigger1-6.6 { |
execsql { |
DROP TRIGGER t2; |
SELECT type, name FROM sqlite_master; |
} |
} [concat $view_v1 {table t2}] |
do_test trigger1-6.7 { |
execsql {SELECT * FROM t2} |
} {3 4 7 8} |
do_test trigger1-6.8 { |
db close |
sqlite3 db test.db |
execsql {SELECT * FROM t2} |
} {3 4 7 8} |
|
integrity_check trigger-7.1 |
|
# Check to make sure the name of a trigger can be quoted so that keywords |
# can be used as trigger names. Ticket #468 |
# |
do_test trigger1-8.1 { |
execsql { |
CREATE TRIGGER 'trigger' AFTER INSERT ON t2 BEGIN SELECT 1; END; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {trigger} |
do_test trigger1-8.2 { |
execsql { |
DROP TRIGGER 'trigger'; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {} |
do_test trigger1-8.3 { |
execsql { |
CREATE TRIGGER "trigger" AFTER INSERT ON t2 BEGIN SELECT 1; END; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {trigger} |
do_test trigger1-8.4 { |
execsql { |
DROP TRIGGER "trigger"; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {} |
do_test trigger1-8.5 { |
execsql { |
CREATE TRIGGER [trigger] AFTER INSERT ON t2 BEGIN SELECT 1; END; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {trigger} |
do_test trigger1-8.6 { |
execsql { |
DROP TRIGGER [trigger]; |
SELECT name FROM sqlite_master WHERE type='trigger'; |
} |
} {} |
|
ifcapable conflict { |
# Make sure REPLACE works inside of triggers. |
# |
# There are two versions of trigger-9.1 and trigger-9.2. One that uses |
# compound SELECT statements, and another that does not. |
ifcapable compound { |
do_test trigger1-9.1 { |
execsql { |
CREATE TABLE t3(a,b); |
CREATE TABLE t4(x UNIQUE, b); |
CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN |
REPLACE INTO t4 VALUES(new.a,new.b); |
END; |
INSERT INTO t3 VALUES(1,2); |
SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4; |
} |
} {1 2 99 99 1 2} |
do_test trigger1-9.2 { |
execsql { |
INSERT INTO t3 VALUES(1,3); |
SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4; |
} |
} {1 2 1 3 99 99 1 3} |
} else { |
do_test trigger1-9.1 { |
execsql { |
CREATE TABLE t3(a,b); |
CREATE TABLE t4(x UNIQUE, b); |
CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN |
REPLACE INTO t4 VALUES(new.a,new.b); |
END; |
INSERT INTO t3 VALUES(1,2); |
SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4; |
} |
} {1 2 99 99 1 2} |
do_test trigger1-9.2 { |
execsql { |
INSERT INTO t3 VALUES(1,3); |
SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4; |
} |
} {1 2 1 3 99 99 1 3} |
} |
execsql { |
DROP TABLE t3; |
DROP TABLE t4; |
} |
} |
|
|
# Ticket #764. At one stage TEMP triggers would fail to re-install when the |
# schema was reloaded. The following tests ensure that TEMP triggers are |
# correctly re-installed. |
# |
# Also verify that references within trigger programs are resolved at |
# statement compile time, not trigger installation time. This means, for |
# example, that you can drop and re-create tables referenced by triggers. |
ifcapable tempdb&&attach { |
do_test trigger1-10.0 { |
file delete -force test2.db |
file delete -force test2.db-journal |
execsql { |
ATTACH 'test2.db' AS aux; |
} |
} {} |
do_test trigger1-10.1 { |
execsql { |
CREATE TABLE main.t4(a, b, c); |
CREATE TABLE temp.t4(a, b, c); |
CREATE TABLE aux.t4(a, b, c); |
CREATE TABLE insert_log(db, a, b, c); |
} |
} {} |
do_test trigger1-10.2 { |
execsql { |
CREATE TEMP TRIGGER trig1 AFTER INSERT ON main.t4 BEGIN |
INSERT INTO insert_log VALUES('main', new.a, new.b, new.c); |
END; |
CREATE TEMP TRIGGER trig2 AFTER INSERT ON temp.t4 BEGIN |
INSERT INTO insert_log VALUES('temp', new.a, new.b, new.c); |
END; |
CREATE TEMP TRIGGER trig3 AFTER INSERT ON aux.t4 BEGIN |
INSERT INTO insert_log VALUES('aux', new.a, new.b, new.c); |
END; |
} |
} {} |
do_test trigger1-10.3 { |
execsql { |
INSERT INTO main.t4 VALUES(1, 2, 3); |
INSERT INTO temp.t4 VALUES(4, 5, 6); |
INSERT INTO aux.t4 VALUES(7, 8, 9); |
} |
} {} |
do_test trigger1-10.4 { |
execsql { |
SELECT * FROM insert_log; |
} |
} {main 1 2 3 temp 4 5 6 aux 7 8 9} |
do_test trigger1-10.5 { |
execsql { |
BEGIN; |
INSERT INTO main.t4 VALUES(1, 2, 3); |
INSERT INTO temp.t4 VALUES(4, 5, 6); |
INSERT INTO aux.t4 VALUES(7, 8, 9); |
ROLLBACK; |
} |
} {} |
do_test trigger1-10.6 { |
execsql { |
SELECT * FROM insert_log; |
} |
} {main 1 2 3 temp 4 5 6 aux 7 8 9} |
do_test trigger1-10.7 { |
execsql { |
DELETE FROM insert_log; |
INSERT INTO main.t4 VALUES(11, 12, 13); |
INSERT INTO temp.t4 VALUES(14, 15, 16); |
INSERT INTO aux.t4 VALUES(17, 18, 19); |
} |
} {} |
do_test trigger1-10.8 { |
execsql { |
SELECT * FROM insert_log; |
} |
} {main 11 12 13 temp 14 15 16 aux 17 18 19} |
do_test trigger1-10.8 { |
# Drop and re-create the insert_log table in a different database. Note |
# that we can change the column names because the trigger programs don't |
# use them explicitly. |
execsql { |
DROP TABLE insert_log; |
CREATE TABLE aux.insert_log(db, d, e, f); |
} |
} {} |
do_test trigger1-10.10 { |
execsql { |
INSERT INTO main.t4 VALUES(21, 22, 23); |
INSERT INTO temp.t4 VALUES(24, 25, 26); |
INSERT INTO aux.t4 VALUES(27, 28, 29); |
} |
} {} |
do_test trigger1-10.11 { |
execsql { |
SELECT * FROM insert_log; |
} |
} {main 21 22 23 temp 24 25 26 aux 27 28 29} |
} |
|
do_test trigger1-11.1 { |
catchsql {SELECT raise(abort,'message');} |
} {1 {RAISE() may only be used within a trigger-program}} |
|
do_test trigger1-15.1 { |
execsql { |
CREATE TABLE tA(a INTEGER PRIMARY KEY, b, c); |
CREATE TRIGGER tA_trigger BEFORE UPDATE ON "tA" BEGIN SELECT 1; END; |
INSERT INTO tA VALUES(1, 2, 3); |
} |
catchsql { UPDATE tA SET a = 'abc' } |
} {1 {datatype mismatch}} |
do_test trigger1-15.2 { |
catchsql { INSERT INTO tA VALUES('abc', 2, 3) } |
} {1 {datatype mismatch}} |
|
# Ticket #3947: Do not allow qualified table names on INSERT, UPDATE, and |
# DELETE statements within triggers. Actually, this has never been allowed |
# by the grammar. But the error message is confusing: one simply gets a |
# "syntax error". That has now been changed to give a full error message. |
# |
do_test trigger1-16.1 { |
db eval { |
CREATE TABLE t16(a,b,c); |
CREATE INDEX t16a ON t16(a); |
CREATE INDEX t16b ON t16(b); |
} |
catchsql { |
CREATE TRIGGER main.t16err1 AFTER INSERT ON tA BEGIN |
INSERT INTO main.t16 VALUES(1,2,3); |
END; |
} |
} {1 {qualified table names are not allowed on INSERT, UPDATE, and DELETE statements within triggers}} |
do_test trigger1-16.2 { |
catchsql { |
CREATE TRIGGER main.t16err2 AFTER INSERT ON tA BEGIN |
UPDATE main.t16 SET rowid=rowid+1; |
END; |
} |
} {1 {qualified table names are not allowed on INSERT, UPDATE, and DELETE statements within triggers}} |
do_test trigger1-16.3 { |
catchsql { |
CREATE TRIGGER main.t16err3 AFTER INSERT ON tA BEGIN |
DELETE FROM main.t16; |
END; |
} |
} {1 {qualified table names are not allowed on INSERT, UPDATE, and DELETE statements within triggers}} |
do_test trigger1-16.4 { |
catchsql { |
CREATE TRIGGER main.t16err4 AFTER INSERT ON tA BEGIN |
UPDATE t16 NOT INDEXED SET rowid=rowid+1; |
END; |
} |
} {1 {the NOT INDEXED clause is not allowed on UPDATE or DELETE statements within triggers}} |
do_test trigger1-16.5 { |
catchsql { |
CREATE TRIGGER main.t16err5 AFTER INSERT ON tA BEGIN |
UPDATE t16 INDEXED BY t16a SET rowid=rowid+1 WHERE a=1; |
END; |
} |
} {1 {the INDEXED BY clause is not allowed on UPDATE or DELETE statements within triggers}} |
do_test trigger1-16.6 { |
catchsql { |
CREATE TRIGGER main.t16err6 AFTER INSERT ON tA BEGIN |
DELETE FROM t16 NOT INDEXED WHERE a=123; |
END; |
} |
} {1 {the NOT INDEXED clause is not allowed on UPDATE or DELETE statements within triggers}} |
do_test trigger1-16.7 { |
catchsql { |
CREATE TRIGGER main.t16err7 AFTER INSERT ON tA BEGIN |
DELETE FROM t16 INDEXED BY t16a WHERE a=123; |
END; |
} |
} {1 {the INDEXED BY clause is not allowed on UPDATE or DELETE statements within triggers}} |
|
finish_test |