# 2005 August 18 # # 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 implements regression tests for SQLite library. # # This file implements tests to increase coverage of trigger.c. # # $Id: trigger7.test,v 1.3 2008/08/11 18:44:58 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable {!trigger} { finish_test return } # Error messages resulting from qualified trigger names. # do_test trigger7-1.1 { execsql { CREATE TABLE t1(x, y); } catchsql { CREATE TEMP TRIGGER main.r1 AFTER INSERT ON t1 BEGIN SELECT 'no nothing'; END } } {1 {temporary trigger may not have qualified name}} do_test trigger7-1.2 { catchsql { CREATE TRIGGER not_a_db.r1 AFTER INSERT ON t1 BEGIN SELECT 'no nothing'; END } } {1 {unknown database not_a_db}} # When the UPDATE OF syntax is used, no code is generated for triggers # that do not match the update columns. # ifcapable explain { do_test trigger7-2.1 { execsql { CREATE TRIGGER r1 AFTER UPDATE OF x ON t1 BEGIN SELECT '___update_t1.x___'; END; CREATE TRIGGER r2 AFTER UPDATE OF y ON t1 BEGIN SELECT '___update_t1.y___'; END; } set txt [db eval {EXPLAIN UPDATE t1 SET x=5}] string match *___update_t1.x___* $txt } 1 do_test trigger7-2.2 { set txt [db eval {EXPLAIN UPDATE t1 SET x=5}] string match *___update_t1.y___* $txt } 0 do_test trigger7-2.3 { set txt [db eval {EXPLAIN UPDATE t1 SET y=5}] string match *___update_t1.x___* $txt } 0 do_test trigger7-2.4 { set txt [db eval {EXPLAIN UPDATE t1 SET y=5}] string match *___update_t1.y___* $txt } 1 do_test trigger7-2.5 { set txt [db eval {EXPLAIN UPDATE t1 SET rowid=5}] string match *___update_t1.x___* $txt } 0 do_test trigger7-2.6 { set txt [db eval {EXPLAIN UPDATE t1 SET rowid=5}] string match *___update_t1.x___* $txt } 0 } # Test the ability to create many triggers on the same table, then # selectively drop those triggers. # do_test trigger7-3.1 { execsql { CREATE TABLE t2(x,y,z); CREATE TRIGGER t2r1 AFTER INSERT ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r2 BEFORE INSERT ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r3 AFTER UPDATE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r4 BEFORE UPDATE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r5 AFTER DELETE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r6 BEFORE DELETE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r7 AFTER INSERT ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r8 BEFORE INSERT ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r9 AFTER UPDATE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r10 BEFORE UPDATE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r11 AFTER DELETE ON t2 BEGIN SELECT 1; END; CREATE TRIGGER t2r12 BEFORE DELETE ON t2 BEGIN SELECT 1; END; DROP TRIGGER t2r6; } } {} # This test corrupts the database file so it must be the last test # in the series. # do_test trigger7-99.1 { execsql { PRAGMA writable_schema=on; UPDATE sqlite_master SET sql='nonsense'; } db close catch { sqlite3 db test.db } catchsql { DROP TRIGGER t2r5 } } {1 {malformed database schema (t2r12) - near "nonsense": syntax error}} finish_test