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