--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/persistentstorage/sqlite3api/TEST/TclScript/trigger4.test Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,200 @@
+# 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 the triggers of views.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# If either views or triggers are disabled in this build, omit this file.
+ifcapable {!trigger || !view} {
+ finish_test
+ return
+}
+
+do_test trigger4-1.1 {
+ execsql {
+ create table test1(id integer primary key,a);
+ create table test2(id integer,b);
+ create view test as
+ select test1.id as id,a as a,b as b
+ from test1 join test2 on test2.id = test1.id;
+ create trigger I_test instead of insert on test
+ begin
+ insert into test1 (id,a) values (NEW.id,NEW.a);
+ insert into test2 (id,b) values (NEW.id,NEW.b);
+ end;
+ insert into test values(1,2,3);
+ select * from test1;
+ }
+} {1 2}
+do_test trigger4-1.2 {
+ execsql {
+ select * from test2;
+ }
+} {1 3}
+do_test trigger4-1.3 {
+ db close
+ sqlite3 db test.db
+ execsql {
+ insert into test values(4,5,6);
+ select * from test1;
+ }
+} {1 2 4 5}
+do_test trigger4-1.4 {
+ execsql {
+ select * from test2;
+ }
+} {1 3 4 6}
+
+do_test trigger4-2.1 {
+ execsql {
+ create trigger U_test instead of update on test
+ begin
+ update test1 set a=NEW.a where id=NEW.id;
+ update test2 set b=NEW.b where id=NEW.id;
+ end;
+ update test set a=22 where id=1;
+ select * from test1;
+ }
+} {1 22 4 5}
+do_test trigger4-2.2 {
+ execsql {
+ select * from test2;
+ }
+} {1 3 4 6}
+do_test trigger4-2.3 {
+ db close
+ sqlite3 db test.db
+ execsql {
+ update test set b=66 where id=4;
+ select * from test1;
+ }
+} {1 22 4 5}
+do_test trigger4-2.4 {
+ execsql {
+ select * from test2;
+ }
+} {1 3 4 66}
+
+do_test trigger4-3.1 {
+ catchsql {
+ drop table test2;
+ insert into test values(7,8,9);
+ }
+} {1 {no such table: main.test2}}
+do_test trigger4-3.2 {
+ db close
+ sqlite3 db test.db
+ catchsql {
+ insert into test values(7,8,9);
+ }
+} {1 {no such table: main.test2}}
+do_test trigger4-3.3 {
+ catchsql {
+ update test set a=222 where id=1;
+ }
+} {1 {no such table: main.test2}}
+do_test trigger4-3.4 {
+ execsql {
+ select * from test1;
+ }
+} {1 22 4 5}
+do_test trigger4-3.5 {
+ execsql {
+ create table test2(id,b);
+ insert into test values(7,8,9);
+ select * from test1;
+ }
+} {1 22 4 5 7 8}
+do_test trigger4-3.6 {
+ execsql {
+ select * from test2;
+ }
+} {7 9}
+do_test trigger4-3.7 {
+ db close
+ sqlite3 db test.db
+ execsql {
+ update test set b=99 where id=7;
+ select * from test2;
+ }
+} {7 99}
+
+do_test trigger4-4.1 {
+ db close
+ file delete -force trigtest.db
+ file delete -force trigtest.db-journal
+ sqlite3 db trigtest.db
+ catchsql {drop table tbl; drop view vw}
+ execsql {
+ create table tbl(a integer primary key, b integer);
+ create view vw as select * from tbl;
+ create trigger t_del_tbl instead of delete on vw for each row begin
+ delete from tbl where a = old.a;
+ end;
+ create trigger t_upd_tbl instead of update on vw for each row begin
+ update tbl set a=new.a, b=new.b where a = old.a;
+ end;
+ create trigger t_ins_tbl instead of insert on vw for each row begin
+ insert into tbl values (new.a,new.b);
+ end;
+ insert into tbl values(101,1001);
+ insert into tbl values(102,1002);
+ insert into tbl select a+2, b+2 from tbl;
+ insert into tbl select a+4, b+4 from tbl;
+ insert into tbl select a+8, b+8 from tbl;
+ insert into tbl select a+16, b+16 from tbl;
+ insert into tbl select a+32, b+32 from tbl;
+ insert into tbl select a+64, b+64 from tbl;
+ select count(*) from vw;
+ }
+} {128}
+do_test trigger4-4.2 {
+ execsql {select a, b from vw where a<103 or a>226 order by a}
+} {101 1001 102 1002 227 1127 228 1128}
+
+#test delete from view
+do_test trigger4-5.1 {
+ catchsql {delete from vw where a>101 and a<2000}
+} {0 {}}
+do_test trigger4-5.2 {
+ execsql {select * from vw}
+} {101 1001}
+
+#test insert into view
+do_test trigger4-6.1 {
+ catchsql {
+ insert into vw values(102,1002);
+ insert into vw select a+2, b+2 from vw;
+ insert into vw select a+4, b+4 from vw;
+ insert into vw select a+8, b+8 from vw;
+ insert into vw select a+16, b+16 from vw;
+ insert into vw select a+32, b+32 from vw;
+ insert into vw select a+64, b+64 from vw;
+ }
+} {0 {}}
+do_test trigger4-6.2 {
+ execsql {select count(*) from vw}
+} {128}
+
+#test update of view
+do_test trigger4-7.1 {
+ catchsql {update vw set b=b+1000 where a>101 and a<2000}
+} {0 {}}
+do_test trigger4-7.2 {
+ execsql {select a, b from vw where a<=102 or a>=227 order by a}
+} {101 1001 102 2002 227 2127 228 2128}
+
+integrity_check trigger4-99.9
+db close
+file delete -force trigtest.db trigtest.db-journal
+
+finish_test