855 lines
23 KiB
Plaintext
855 lines
23 KiB
Plaintext
# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file tests creating and dropping triggers, and interaction thereof
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# with the database COMMIT/ROLLBACK logic.
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#
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# 1. CREATE and DROP TRIGGER tests
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# trigger1-1.1: Error if table does not exist
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# trigger1-1.2: Error if trigger already exists
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# trigger1-1.3: Created triggers are deleted if the transaction is rolled back
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# trigger1-1.4: DROP TRIGGER removes trigger
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# trigger1-1.5: Dropped triggers are restored if the transaction is rolled back
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# trigger1-1.6: Error if dropped trigger doesn't exist
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# trigger1-1.7: Dropping the table automatically drops all triggers
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# trigger1-1.8: A trigger created on a TEMP table is not inserted into sqlite_master
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# trigger1-1.9: Ensure that we cannot create a trigger on sqlite_master
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# trigger1-1.10:
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# trigger1-1.11:
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# trigger1-1.12: Ensure that INSTEAD OF triggers cannot be created on tables
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# trigger1-1.13: Ensure that AFTER triggers cannot be created on views
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# trigger1-1.14: Ensure that BEFORE triggers cannot be created on views
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable !trigger||!compound {
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finish_test
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return
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}
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do_test trigger1-1.1.1 {
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catchsql {
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CREATE TRIGGER trig UPDATE ON no_such_table BEGIN
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SELECT * from sqlite_master;
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END;
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}
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} {1 {no such table: main.no_such_table}}
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ifcapable tempdb {
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do_test trigger1-1.1.2 {
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catchsql {
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CREATE TEMP TRIGGER trig UPDATE ON no_such_table BEGIN
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SELECT * from sqlite_master;
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END;
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}
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} {1 {no such table: no_such_table}}
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}
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execsql {
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CREATE TABLE t1(a);
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}
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do_test trigger1-1.1.3 {
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catchsql {
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CREATE TRIGGER trig UPDATE ON t1 FOR EACH STATEMENT BEGIN
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SELECT * FROM sqlite_master;
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END;
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}
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} {1 {near "STATEMENT": syntax error}}
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execsql {
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CREATE TRIGGER tr1 INSERT ON t1 BEGIN
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INSERT INTO t1 values(1);
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END;
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}
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do_test trigger1-1.2.0 {
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catchsql {
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CREATE TRIGGER IF NOT EXISTS tr1 DELETE ON t1 BEGIN
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SELECT * FROM sqlite_master;
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END
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}
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} {0 {}}
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do_test trigger1-1.2.1 {
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catchsql {
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CREATE TRIGGER tr1 DELETE ON t1 BEGIN
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SELECT * FROM sqlite_master;
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END
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}
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} {1 {trigger tr1 already exists}}
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do_test trigger1-1.2.2 {
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catchsql {
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CREATE TRIGGER "tr1" DELETE ON t1 BEGIN
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SELECT * FROM sqlite_master;
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END
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}
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} {1 {trigger "tr1" already exists}}
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do_test trigger1-1.2.3 {
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catchsql {
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CREATE TRIGGER [tr1] DELETE ON t1 BEGIN
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SELECT * FROM sqlite_master;
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END
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}
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} {1 {trigger [tr1] already exists}}
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do_test trigger1-1.3 {
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catchsql {
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BEGIN;
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CREATE TRIGGER tr2 INSERT ON t1 BEGIN
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SELECT * from sqlite_master; END;
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ROLLBACK;
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CREATE TRIGGER tr2 INSERT ON t1 BEGIN
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SELECT * from sqlite_master; END;
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}
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} {0 {}}
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do_test trigger1-1.4 {
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catchsql {
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DROP TRIGGER IF EXISTS tr1;
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CREATE TRIGGER tr1 DELETE ON t1 BEGIN
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SELECT * FROM sqlite_master;
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END
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}
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} {0 {}}
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do_test trigger1-1.5 {
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execsql {
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BEGIN;
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DROP TRIGGER tr2;
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ROLLBACK;
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DROP TRIGGER tr2;
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}
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} {}
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do_test trigger1-1.6.1 {
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catchsql {
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DROP TRIGGER IF EXISTS biggles;
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}
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} {0 {}}
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do_test trigger1-1.6.2 {
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catchsql {
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DROP TRIGGER biggles;
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}
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} {1 {no such trigger: biggles}}
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do_test trigger1-1.7 {
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catchsql {
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DROP TABLE t1;
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DROP TRIGGER tr1;
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}
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} {1 {no such trigger: tr1}}
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ifcapable tempdb {
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execsql {
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CREATE TEMP TABLE temp_table(a);
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}
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do_test trigger1-1.8 {
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execsql {
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CREATE TRIGGER temp_trig UPDATE ON temp_table BEGIN
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SELECT * from sqlite_master;
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END;
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SELECT count(*) FROM sqlite_master WHERE name = 'temp_trig';
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}
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} {0}
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}
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do_test trigger1-1.9 {
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catchsql {
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CREATE TRIGGER tr1 AFTER UPDATE ON sqlite_master BEGIN
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SELECT * FROM sqlite_master;
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END;
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}
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} {1 {cannot create trigger on system table}}
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# Check to make sure that a DELETE statement within the body of
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# a trigger does not mess up the DELETE that caused the trigger to
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# run in the first place.
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#
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do_test trigger1-1.10 {
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execsql {
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create table t1(a,b);
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insert into t1 values(1,'a');
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insert into t1 values(2,'b');
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insert into t1 values(3,'c');
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insert into t1 values(4,'d');
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create trigger r1 after delete on t1 for each row begin
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delete from t1 WHERE a=old.a+2;
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end;
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delete from t1 where a=1 OR a=3;
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select * from t1;
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drop table t1;
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}
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} {2 b 4 d}
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do_test trigger1-1.11 {
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execsql {
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create table t1(a,b);
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insert into t1 values(1,'a');
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insert into t1 values(2,'b');
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insert into t1 values(3,'c');
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insert into t1 values(4,'d');
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create trigger r1 after update on t1 for each row begin
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delete from t1 WHERE a=old.a+2;
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end;
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update t1 set b='x-' || b where a=1 OR a=3;
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select * from t1;
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drop table t1;
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}
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} {1 x-a 2 b 4 d}
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# Ensure that we cannot create INSTEAD OF triggers on tables
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do_test trigger1-1.12 {
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catchsql {
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create table t1(a,b);
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create trigger t1t instead of update on t1 for each row begin
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delete from t1 WHERE a=old.a+2;
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end;
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}
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} {1 {cannot create INSTEAD OF trigger on table: t1}}
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ifcapable view {
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# Ensure that we cannot create BEFORE triggers on views
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do_test trigger1-1.13 {
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catchsql {
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create view v1 as select * from t1;
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create trigger v1t before update on v1 for each row begin
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delete from t1 WHERE a=old.a+2;
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end;
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}
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} {1 {cannot create BEFORE trigger on view: v1}}
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# Ensure that we cannot create AFTER triggers on views
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do_test trigger1-1.14 {
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catchsql {
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drop view v1;
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create view v1 as select * from t1;
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create trigger v1t AFTER update on v1 for each row begin
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delete from t1 WHERE a=old.a+2;
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end;
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}
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} {1 {cannot create AFTER trigger on view: v1}}
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} ;# ifcapable view
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# Check for memory leaks in the trigger parser
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#
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do_test trigger1-2.1 {
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catchsql {
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CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
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SELECT * FROM; -- Syntax error
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END;
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}
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} {1 {near ";": syntax error}}
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do_test trigger1-2.2 {
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catchsql {
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CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
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SELECT * FROM t1;
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SELECT * FROM; -- Syntax error
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END;
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}
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} {1 {near ";": syntax error}}
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# Create a trigger that refers to a table that might not exist.
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#
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ifcapable tempdb {
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do_test trigger1-3.1 {
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execsql {
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CREATE TEMP TABLE t2(x,y);
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}
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catchsql {
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CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
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INSERT INTO t2 VALUES(NEW.a,NEW.b);
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END;
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}
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} {0 {}}
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do_test trigger1-3.2 {
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catchsql {
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INSERT INTO t1 VALUES(1,2);
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SELECT * FROM t2;
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}
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} {1 {no such table: main.t2}}
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do_test trigger1-3.3 {
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db close
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set rc [catch {sqlite3 db test.db} err]
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if {$rc} {lappend rc $err}
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set rc
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} {0}
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do_test trigger1-3.4 {
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catchsql {
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INSERT INTO t1 VALUES(1,2);
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SELECT * FROM t2;
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}
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} {1 {no such table: main.t2}}
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do_test trigger1-3.5 {
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catchsql {
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CREATE TEMP TABLE t2(x,y);
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INSERT INTO t1 VALUES(1,2);
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SELECT * FROM t2;
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}
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} {1 {no such table: main.t2}}
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do_test trigger1-3.6.1 {
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catchsql {
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DROP TRIGGER r1;
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CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN
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INSERT INTO t2 VALUES(NEW.a,NEW.b), (NEW.b*100, NEW.a*100);
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END;
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INSERT INTO t1 VALUES(1,2);
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SELECT * FROM t2;
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}
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} {0 {1 2 200 100}}
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do_test trigger1-3.6.2 {
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catchsql {
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DROP TRIGGER r1;
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DELETE FROM t1;
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DELETE FROM t2;
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CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN
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INSERT INTO t2 VALUES(NEW.a,NEW.b);
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END;
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INSERT INTO t1 VALUES(1,2);
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SELECT * FROM t2;
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}
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} {0 {1 2}}
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do_test trigger1-3.7 {
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execsql {
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DROP TABLE t2;
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CREATE TABLE t2(x,y);
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SELECT * FROM t2;
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}
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} {}
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# There are two versions of trigger1-3.8 and trigger1-3.9. One that uses
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# compound SELECT statements, and another that does not.
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ifcapable compound {
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do_test trigger1-3.8 {
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execsql {
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INSERT INTO t1 VALUES(3,4);
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SELECT * FROM t1 UNION ALL SELECT * FROM t2;
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}
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} {1 2 3 4 3 4}
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do_test trigger1-3.9 {
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db close
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sqlite3 db test.db
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execsql {
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INSERT INTO t1 VALUES(5,6);
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SELECT * FROM t1 UNION ALL SELECT * FROM t2;
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}
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} {1 2 3 4 5 6 3 4}
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} ;# ifcapable compound
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ifcapable !compound {
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do_test trigger1-3.8 {
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execsql {
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INSERT INTO t1 VALUES(3,4);
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SELECT * FROM t1;
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SELECT * FROM t2;
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}
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} {1 2 3 4 3 4}
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do_test trigger1-3.9 {
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db close
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sqlite3 db test.db
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execsql {
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INSERT INTO t1 VALUES(5,6);
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SELECT * FROM t1;
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SELECT * FROM t2;
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}
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} {1 2 3 4 5 6 3 4}
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} ;# ifcapable !compound
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do_test trigger1-4.1 {
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execsql {
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CREATE TEMP TRIGGER r1 BEFORE INSERT ON t1 BEGIN
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INSERT INTO t2 VALUES(NEW.a,NEW.b);
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END;
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INSERT INTO t1 VALUES(7,8);
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SELECT * FROM t2;
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}
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} {3 4 7 8}
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do_test trigger1-4.2 {
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sqlite3 db2 test.db
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execsql {
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INSERT INTO t1 VALUES(9,10);
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} db2;
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db2 close
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execsql {
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SELECT * FROM t2;
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}
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} {3 4 7 8}
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do_test trigger1-4.3 {
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execsql {
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DROP TABLE t1;
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SELECT * FROM t2;
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};
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} {3 4 7 8}
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do_test trigger1-4.4 {
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db close
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sqlite3 db test.db
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execsql {
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SELECT * FROM t2;
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};
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} {3 4 7 8}
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} else {
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execsql {
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CREATE TABLE t2(x,y);
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DROP TABLE t1;
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INSERT INTO t2 VALUES(3, 4);
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INSERT INTO t2 VALUES(7, 8);
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}
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}
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integrity_check trigger1-5.1
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# Create a trigger with the same name as a table. Make sure the
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# trigger works. Then drop the trigger. Make sure the table is
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# still there.
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#
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set view_v1 {}
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ifcapable view {
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set view_v1 {view v1}
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}
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do_test trigger1-6.1 {
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execsql {SELECT type, name FROM sqlite_master}
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} [concat $view_v1 {table t2}]
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do_test trigger1-6.2 {
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execsql {
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CREATE TRIGGER t2 BEFORE DELETE ON t2 BEGIN
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SELECT RAISE(ABORT,'deletes are not permitted');
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END;
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SELECT type, name FROM sqlite_master;
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}
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} [concat $view_v1 {table t2 trigger t2}]
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do_test trigger1-6.3 {
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catchsql {DELETE FROM t2}
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} {1 {deletes are not permitted}}
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verify_ex_errcode trigger1-6.3b SQLITE_CONSTRAINT_TRIGGER
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do_test trigger1-6.4 {
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execsql {SELECT * FROM t2}
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} {3 4 7 8}
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do_test trigger1-6.5 {
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db close
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sqlite3 db test.db
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execsql {SELECT type, name FROM sqlite_master}
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} [concat $view_v1 {table t2 trigger t2}]
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do_test trigger1-6.6 {
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execsql {
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DROP TRIGGER t2;
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SELECT type, name FROM sqlite_master;
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}
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} [concat $view_v1 {table t2}]
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do_test trigger1-6.7 {
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execsql {SELECT * FROM t2}
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} {3 4 7 8}
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do_test trigger1-6.8 {
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db close
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sqlite3 db test.db
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execsql {SELECT * FROM t2}
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} {3 4 7 8}
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integrity_check trigger1-7.1
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# Check to make sure the name of a trigger can be quoted so that keywords
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# can be used as trigger names. Ticket #468
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#
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do_test trigger1-8.1 {
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execsql {
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CREATE TRIGGER 'trigger' AFTER INSERT ON t2 BEGIN SELECT 1; END;
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {trigger}
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do_test trigger1-8.2 {
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execsql {
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DROP TRIGGER 'trigger';
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {}
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do_test trigger1-8.3 {
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execsql {
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CREATE TRIGGER "trigger" AFTER INSERT ON t2 BEGIN SELECT 1; END;
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {trigger}
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do_test trigger1-8.4 {
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execsql {
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DROP TRIGGER "trigger";
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {}
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do_test trigger1-8.5 {
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execsql {
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CREATE TRIGGER [trigger] AFTER INSERT ON t2 BEGIN SELECT 1; END;
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {trigger}
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do_test trigger1-8.6 {
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execsql {
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DROP TRIGGER [trigger];
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SELECT name FROM sqlite_master WHERE type='trigger';
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}
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} {}
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ifcapable conflict {
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# Make sure REPLACE works inside of triggers.
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#
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# There are two versions of trigger1-9.1 and trigger1-9.2. One that uses
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# compound SELECT statements, and another that does not.
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ifcapable compound {
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do_test trigger1-9.1 {
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execsql {
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CREATE TABLE t3(a,b);
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CREATE TABLE t4(x UNIQUE, b);
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CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN
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REPLACE INTO t4 VALUES(new.a,new.b);
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END;
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INSERT INTO t3 VALUES(1,2);
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SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4;
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}
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} {1 2 99 99 1 2}
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do_test trigger1-9.2 {
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execsql {
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INSERT INTO t3 VALUES(1,3);
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SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4;
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}
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} {1 2 1 3 99 99 1 3}
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} else {
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do_test trigger1-9.1 {
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execsql {
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CREATE TABLE t3(a,b);
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CREATE TABLE t4(x UNIQUE, b);
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CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN
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REPLACE INTO t4 VALUES(new.a,new.b);
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END;
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INSERT INTO t3 VALUES(1,2);
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SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4;
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}
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} {1 2 99 99 1 2}
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do_test trigger1-9.2 {
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execsql {
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INSERT INTO t3 VALUES(1,3);
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SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4;
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}
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} {1 2 1 3 99 99 1 3}
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}
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execsql {
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DROP TABLE t3;
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DROP TABLE t4;
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}
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}
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# Ticket #764. At one stage TEMP triggers would fail to re-install when the
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# schema was reloaded. The following tests ensure that TEMP triggers are
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# correctly re-installed.
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#
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# Also verify that references within trigger programs are resolved at
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# statement compile time, not trigger installation time. This means, for
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# example, that you can drop and re-create tables referenced by triggers.
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ifcapable tempdb&&attach {
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do_test trigger1-10.0 {
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forcedelete test2.db
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forcedelete test2.db-journal
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execsql {
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ATTACH 'test2.db' AS aux;
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|
}
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|
} {}
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|
do_test trigger1-10.1 {
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|
execsql {
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|
CREATE TABLE main.t4(a, b, c);
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CREATE TABLE temp.t4(a, b, c);
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|
CREATE TABLE aux.t4(a, b, c);
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|
CREATE TABLE insert_log(db, a, b, c);
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|
}
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} {}
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do_test trigger1-10.2 {
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execsql {
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|
CREATE TEMP TRIGGER trig1 AFTER INSERT ON main.t4 BEGIN
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INSERT INTO insert_log VALUES('main', new.a, new.b, new.c);
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END;
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CREATE TEMP TRIGGER trig2 AFTER INSERT ON temp.t4 BEGIN
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INSERT INTO insert_log VALUES('temp', new.a, new.b, new.c);
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END;
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CREATE TEMP TRIGGER trig3 AFTER INSERT ON aux.t4 BEGIN
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|
INSERT INTO insert_log VALUES('aux', new.a, new.b, new.c);
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END;
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|
}
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|
} {}
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|
do_test trigger1-10.3 {
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|
execsql {
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|
INSERT INTO main.t4 VALUES(1, 2, 3);
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|
INSERT INTO temp.t4 VALUES(4, 5, 6);
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|
INSERT INTO aux.t4 VALUES(7, 8, 9);
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|
}
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|
} {}
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|
do_test trigger1-10.4 {
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|
execsql {
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|
SELECT * FROM insert_log;
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}
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} {main 1 2 3 temp 4 5 6 aux 7 8 9}
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|
do_test trigger1-10.5 {
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|
execsql {
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|
BEGIN;
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|
INSERT INTO main.t4 VALUES(1, 2, 3);
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INSERT INTO temp.t4 VALUES(4, 5, 6);
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INSERT INTO aux.t4 VALUES(7, 8, 9);
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ROLLBACK;
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}
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|
} {}
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|
do_test trigger1-10.6 {
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|
execsql {
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SELECT * FROM insert_log;
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}
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|
} {main 1 2 3 temp 4 5 6 aux 7 8 9}
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do_test trigger1-10.7 {
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|
execsql {
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|
DELETE FROM insert_log;
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INSERT INTO main.t4 VALUES(11, 12, 13);
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INSERT INTO temp.t4 VALUES(14, 15, 16);
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INSERT INTO aux.t4 VALUES(17, 18, 19);
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}
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} {}
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|
do_test trigger1-10.8 {
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|
execsql {
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|
SELECT * FROM insert_log;
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}
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} {main 11 12 13 temp 14 15 16 aux 17 18 19}
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|
do_test trigger1-10.9 {
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|
# Drop and re-create the insert_log table in a different database. Note
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# that we can change the column names because the trigger programs don't
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# use them explicitly.
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execsql {
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DROP TABLE insert_log;
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CREATE TABLE aux.insert_log(db, d, e, f);
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}
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|
} {}
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|
do_test trigger1-10.10 {
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|
execsql {
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|
INSERT INTO main.t4 VALUES(21, 22, 23);
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|
INSERT INTO temp.t4 VALUES(24, 25, 26);
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INSERT INTO aux.t4 VALUES(27, 28, 29);
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|
}
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|
} {}
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|
do_test trigger1-10.11 {
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|
execsql {
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|
SELECT * FROM insert_log;
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|
}
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} {main 21 22 23 temp 24 25 26 aux 27 28 29}
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|
}
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|
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|
do_test trigger1-11.1 {
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|
catchsql {SELECT raise(abort,'message');}
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|
} {1 {RAISE() may only be used within a trigger-program}}
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|
|
|
do_test trigger1-15.1 {
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|
execsql {
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|
CREATE TABLE tA(a INTEGER PRIMARY KEY, b, c);
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|
CREATE TRIGGER tA_trigger BEFORE UPDATE ON "tA" BEGIN SELECT 1; END;
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|
INSERT INTO tA VALUES(1, 2, 3);
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|
}
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|
catchsql { UPDATE tA SET a = 'abc' }
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|
} {1 {datatype mismatch}}
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|
do_test trigger1-15.2 {
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|
catchsql { INSERT INTO tA VALUES('abc', 2, 3) }
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|
} {1 {datatype mismatch}}
|
|
|
|
# Ticket #3947: Do not allow qualified table names on INSERT, UPDATE, and
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|
# 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 {
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|
CREATE TABLE t16(a,b,c);
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|
CREATE INDEX t16a ON t16(a);
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|
CREATE INDEX t16b ON t16(b);
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|
}
|
|
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;
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|
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}}
|
|
|
|
#-------------------------------------------------------------------------
|
|
# Test that bug [34cd55d68e0e6e7c] has been fixed.
|
|
#
|
|
do_execsql_test trigger1-17.0 {
|
|
CREATE TABLE t17a(ii INT);
|
|
CREATE TABLE t17b(tt TEXT PRIMARY KEY, ss);
|
|
CREATE TRIGGER t17a_ai AFTER INSERT ON t17a BEGIN
|
|
INSERT INTO t17b(tt) VALUES(new.ii);
|
|
END;
|
|
CREATE TRIGGER t17b_ai AFTER INSERT ON t17b BEGIN
|
|
UPDATE t17b SET ss = 4;
|
|
END;
|
|
INSERT INTO t17a(ii) VALUES('1');
|
|
PRAGMA integrity_check;
|
|
} {ok}
|
|
|
|
# 2018-04-26
|
|
# When a BEFORE UPDATE trigger changes a column value in a row being
|
|
# updated, and that column value is used by the UPDATE to change other
|
|
# column, the value used to compute the update is from before the trigger.
|
|
# In the example that follows, the value of "b" in "c=b" is 2 (the value
|
|
# prior to running the BEFORE UPDATE trigger) not 1000.
|
|
#
|
|
do_execsql_test trigger1-18.0 {
|
|
CREATE TABLE t18(a PRIMARY KEY,b,c);
|
|
INSERT INTO t18(a,b,c) VALUES(1,2,3);
|
|
CREATE TRIGGER t18r1 BEFORE UPDATE ON t18 BEGIN
|
|
UPDATE t18 SET b=1000 WHERE a=old.a;
|
|
END;
|
|
UPDATE t18 SET c=b WHERE a=1;
|
|
SELECT * FROM t18;
|
|
} {1 1000 2} ;# Not: 1 1000 1000
|
|
do_execsql_test trigger1-18.1 {
|
|
DELETE FROM t18;
|
|
INSERT INTO t18(a,b,c) VALUES(1,2,3);
|
|
UPDATE t18 SET c=b, b=b+1 WHERE a=1;
|
|
SELECT * FROM t18;
|
|
} {1 3 2} ;# Not: 1 1001 1000
|
|
|
|
# 2018-04-26 ticket [https://www.sqlite.org/src/tktview/d85fffd6ffe856092e]
|
|
# VDBE Program uses an expired value.
|
|
#
|
|
do_execsql_test trigger1-19.0 {
|
|
CREATE TABLE t19(a INT PRIMARY KEY, b, c)WITHOUT ROWID;
|
|
INSERT INTO t19(a,b,c) VALUES(1,2,3);
|
|
CREATE TRIGGER t19r3 BEFORE UPDATE ON t19 BEGIN SELECT new.b; END;
|
|
UPDATE t19 SET c=b WHERE a=1;
|
|
SELECT * FROM t19;
|
|
} {1 2 2}
|
|
do_execsql_test trigger1-19.1 {
|
|
DELETE FROM t19;
|
|
INSERT INTO t19(a,b,c) VALUES(1,2,3);
|
|
UPDATE t19 SET c=CASE WHEN b=2 THEN b ELSE b+99 END WHERE a=1;
|
|
SELECT * FROM t19;
|
|
} {1 2 2}
|
|
|
|
# 2019-08-26 Chromium sqlite3_fts3_lpm_fuzzer find.
|
|
#
|
|
db close
|
|
sqlite3 db :memory:
|
|
do_execsql_test trigger1-20.1 {
|
|
CREATE TABLE t20_1(x);
|
|
ATTACH ':memory:' AS aux;
|
|
CREATE TABLE aux.t20_2(y);
|
|
CREATE TABLE aux.t20_3(z);
|
|
CREATE TEMP TRIGGER r20_3 AFTER INSERT ON t20_2 BEGIN UPDATE t20_3 SET z=z+1; END;
|
|
DETACH aux;
|
|
DROP TRIGGER r20_3;
|
|
} {}
|
|
|
|
# 2019-10-24 ticket 50c09fc2cf0d91ce
|
|
#
|
|
db close
|
|
sqlite3 db :memory:
|
|
do_execsql_test trigger1-21.1 {
|
|
PRAGMA recursive_triggers = true;
|
|
CREATE TABLE t0(a, b, c UNIQUE);
|
|
CREATE UNIQUE INDEX i0 ON t0(b) WHERE a;
|
|
CREATE TRIGGER tr0 AFTER DELETE ON t0 BEGIN
|
|
DELETE FROM t0;
|
|
END;
|
|
INSERT INTO t0(a,b,c) VALUES(0,0,9),(1,1,1);
|
|
REPLACE INTO t0(a,b,c) VALUES(2,0,9);
|
|
SELECT * FROM t0;
|
|
} {2 0 9}
|
|
|
|
# 2020-01-04 From Yongheng
|
|
# The test case below caused problems for the register validity
|
|
# tracking logic. There was no bug in the release build. The
|
|
# only problem was a false-positive in the register validity
|
|
# tracking.
|
|
#
|
|
reset_db
|
|
do_execsql_test trigger1-22.10 {
|
|
CREATE TABLE t1(
|
|
a INTEGER PRIMARY KEY,
|
|
b DOUBLE
|
|
);
|
|
CREATE TRIGGER x AFTER UPDATE ON t1 BEGIN
|
|
SELECT sum(b)OVER(ORDER BY (SELECT b FROM t1 AS x
|
|
WHERE b IN (t1.a,127,t1.b)
|
|
GROUP BY b))
|
|
FROM t1
|
|
GROUP BY a;
|
|
END;
|
|
CREATE TEMP TRIGGER x BEFORE INSERT ON t1 BEGIN
|
|
UPDATE t1
|
|
SET b=randomblob(10)
|
|
WHERE b >= 'E'
|
|
AND a < (SELECT a FROM t1 WHERE a<22 GROUP BY b);
|
|
END;
|
|
INSERT INTO t1(b) VALUES('Y'),('X'),('Z');
|
|
SELECT a, CASE WHEN typeof(b)='text' THEN quote(b) ELSE '<blob>' END, '|' FROM t1;
|
|
} {1 <blob> | 2 'X' | 3 'Z' |}
|
|
|
|
# 2022-03-06 https://sqlite.org/forum/forumpost/2024e94071
|
|
# Harmless assertion fault following a syntax error.
|
|
#
|
|
reset_db
|
|
do_catchsql_test trigger1-23.1 {
|
|
CREATE TABLE t1(a INT);
|
|
CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
|
|
INSERT INTO t1 SELECT e_master LIMIT 1,#1;
|
|
END;
|
|
} {1 {near "#1": syntax error}}
|
|
|
|
# 2024-05-08 Allow arbitrary expressions as the 2nd argument to RAISE().
|
|
#
|
|
do_catchsql_test trigger1-24.1 {
|
|
CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
|
|
SELECT raise(abort,format('attempt to insert %d where is not a power of 2',new.a))
|
|
WHERE (new.a & (new.a-1))!=0;
|
|
END;
|
|
INSERT INTO t1 VALUES(0),(1),(2),(4),(8),(65536);
|
|
} {0 {}}
|
|
do_catchsql_test trigger1-24.2 {
|
|
INSERT INTO t1 VALUES(9876);
|
|
} {1 {attempt to insert 9876 where is not a power of 2}}
|
|
|
|
finish_test
|