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|    1 # The author disclaims copyright to this source code.  In place of |  | 
|    2 # a legal notice, here is a blessing: |  | 
|    3 # |  | 
|    4 #    May you do good and not evil. |  | 
|    5 #    May you find forgiveness for yourself and forgive others. |  | 
|    6 #    May you share freely, never taking more than you give. |  | 
|    7 # |  | 
|    8 #*********************************************************************** |  | 
|    9 # |  | 
|   10 # This file tests the triggers of views. |  | 
|   11 # |  | 
|   12  |  | 
|   13 set testdir [file dirname $argv0] |  | 
|   14 source $testdir/tester.tcl |  | 
|   15  |  | 
|   16 # If either views or triggers are disabled in this build, omit this file. |  | 
|   17 ifcapable {!trigger || !view} { |  | 
|   18   finish_test |  | 
|   19   return |  | 
|   20 } |  | 
|   21  |  | 
|   22 do_test trigger4-1.1 { |  | 
|   23   execsql { |  | 
|   24     create table test1(id integer primary key,a); |  | 
|   25     create table test2(id integer,b); |  | 
|   26     create view test as |  | 
|   27       select test1.id as id,a as a,b as b |  | 
|   28       from test1 join test2 on test2.id =  test1.id; |  | 
|   29     create trigger I_test instead of insert on test |  | 
|   30       begin |  | 
|   31         insert into test1 (id,a) values (NEW.id,NEW.a); |  | 
|   32         insert into test2 (id,b) values (NEW.id,NEW.b); |  | 
|   33       end; |  | 
|   34     insert into test values(1,2,3); |  | 
|   35     select * from test1; |  | 
|   36   } |  | 
|   37 } {1 2} |  | 
|   38 do_test trigger4-1.2 { |  | 
|   39   execsql { |  | 
|   40     select * from test2; |  | 
|   41   } |  | 
|   42 } {1 3} |  | 
|   43 do_test trigger4-1.3 { |  | 
|   44   db close |  | 
|   45   sqlite3 db test.db |  | 
|   46   execsql { |  | 
|   47     insert into test values(4,5,6); |  | 
|   48     select * from test1; |  | 
|   49   } |  | 
|   50 } {1 2 4 5} |  | 
|   51 do_test trigger4-1.4 { |  | 
|   52   execsql { |  | 
|   53     select * from test2; |  | 
|   54   } |  | 
|   55 } {1 3 4 6} |  | 
|   56  |  | 
|   57 do_test trigger4-2.1 { |  | 
|   58   execsql { |  | 
|   59     create trigger U_test instead of update on test |  | 
|   60       begin |  | 
|   61         update test1 set a=NEW.a where id=NEW.id; |  | 
|   62         update test2 set b=NEW.b where id=NEW.id; |  | 
|   63       end; |  | 
|   64     update test set a=22 where id=1; |  | 
|   65     select * from test1; |  | 
|   66   } |  | 
|   67 } {1 22 4 5} |  | 
|   68 do_test trigger4-2.2 { |  | 
|   69   execsql { |  | 
|   70     select * from test2; |  | 
|   71   } |  | 
|   72 } {1 3 4 6} |  | 
|   73 do_test trigger4-2.3 { |  | 
|   74   db close |  | 
|   75   sqlite3 db test.db |  | 
|   76   execsql { |  | 
|   77     update test set b=66 where id=4; |  | 
|   78     select * from test1; |  | 
|   79   } |  | 
|   80 } {1 22 4 5} |  | 
|   81 do_test trigger4-2.4 { |  | 
|   82   execsql { |  | 
|   83     select * from test2; |  | 
|   84   } |  | 
|   85 } {1 3 4 66} |  | 
|   86  |  | 
|   87 do_test trigger4-3.1 { |  | 
|   88   catchsql { |  | 
|   89     drop table test2; |  | 
|   90     insert into test values(7,8,9); |  | 
|   91   } |  | 
|   92 } {1 {no such table: main.test2}} |  | 
|   93 do_test trigger4-3.2 { |  | 
|   94   db close |  | 
|   95   sqlite3 db test.db |  | 
|   96   catchsql { |  | 
|   97     insert into test values(7,8,9); |  | 
|   98   } |  | 
|   99 } {1 {no such table: main.test2}} |  | 
|  100 do_test trigger4-3.3 { |  | 
|  101   catchsql { |  | 
|  102     update test set a=222 where id=1; |  | 
|  103   } |  | 
|  104 } {1 {no such table: main.test2}} |  | 
|  105 do_test trigger4-3.4 { |  | 
|  106   execsql { |  | 
|  107     select * from test1; |  | 
|  108   } |  | 
|  109 } {1 22 4 5} |  | 
|  110 do_test trigger4-3.5 { |  | 
|  111   execsql { |  | 
|  112     create table test2(id,b); |  | 
|  113     insert into test values(7,8,9); |  | 
|  114     select * from test1; |  | 
|  115   } |  | 
|  116 } {1 22 4 5 7 8} |  | 
|  117 do_test trigger4-3.6 { |  | 
|  118   execsql { |  | 
|  119     select * from test2; |  | 
|  120   } |  | 
|  121 } {7 9} |  | 
|  122 do_test trigger4-3.7 { |  | 
|  123   db close |  | 
|  124   sqlite3 db test.db |  | 
|  125   execsql { |  | 
|  126     update test set b=99 where id=7; |  | 
|  127     select * from test2; |  | 
|  128   } |  | 
|  129 } {7 99} |  | 
|  130  |  | 
|  131 do_test trigger4-4.1 { |  | 
|  132     db close |  | 
|  133     file delete -force trigtest.db |  | 
|  134     file delete -force trigtest.db-journal |  | 
|  135     sqlite3 db trigtest.db |  | 
|  136     catchsql {drop table tbl; drop view vw} |  | 
|  137     execsql { |  | 
|  138         create table tbl(a integer primary key, b integer); |  | 
|  139         create view vw as select * from tbl; |  | 
|  140         create trigger t_del_tbl instead of delete on vw for each row begin |  | 
|  141           delete from tbl where a = old.a; |  | 
|  142         end; |  | 
|  143         create trigger t_upd_tbl instead of update on vw for each row begin |  | 
|  144           update tbl set a=new.a, b=new.b where a = old.a; |  | 
|  145         end; |  | 
|  146         create trigger t_ins_tbl instead of insert on vw for each row begin |  | 
|  147           insert into tbl values (new.a,new.b); |  | 
|  148         end; |  | 
|  149         insert into tbl values(101,1001); |  | 
|  150         insert into tbl values(102,1002); |  | 
|  151         insert into tbl select a+2, b+2 from tbl; |  | 
|  152         insert into tbl select a+4, b+4 from tbl; |  | 
|  153         insert into tbl select a+8, b+8 from tbl; |  | 
|  154         insert into tbl select a+16, b+16 from tbl; |  | 
|  155         insert into tbl select a+32, b+32 from tbl; |  | 
|  156         insert into tbl select a+64, b+64 from tbl; |  | 
|  157         select count(*) from vw; |  | 
|  158     } |  | 
|  159 } {128} |  | 
|  160 do_test trigger4-4.2 { |  | 
|  161     execsql {select a, b from vw where a<103 or a>226 order by a} |  | 
|  162 } {101 1001 102 1002 227 1127 228 1128} |  | 
|  163  |  | 
|  164 #test delete from view |  | 
|  165 do_test trigger4-5.1 { |  | 
|  166     catchsql {delete from vw where a>101 and a<2000} |  | 
|  167 } {0 {}} |  | 
|  168 do_test trigger4-5.2 { |  | 
|  169     execsql {select * from vw} |  | 
|  170 } {101 1001} |  | 
|  171  |  | 
|  172 #test insert into view |  | 
|  173 do_test trigger4-6.1 { |  | 
|  174     catchsql { |  | 
|  175         insert into vw values(102,1002); |  | 
|  176         insert into vw select a+2, b+2 from vw; |  | 
|  177         insert into vw select a+4, b+4 from vw; |  | 
|  178         insert into vw select a+8, b+8 from vw; |  | 
|  179         insert into vw select a+16, b+16 from vw; |  | 
|  180         insert into vw select a+32, b+32 from vw; |  | 
|  181         insert into vw select a+64, b+64 from vw; |  | 
|  182     } |  | 
|  183 } {0 {}} |  | 
|  184 do_test trigger4-6.2 { |  | 
|  185     execsql {select count(*) from vw} |  | 
|  186 } {128} |  | 
|  187  |  | 
|  188 #test update of view |  | 
|  189 do_test trigger4-7.1 { |  | 
|  190     catchsql {update vw set b=b+1000 where a>101 and a<2000} |  | 
|  191 } {0 {}} |  | 
|  192 do_test trigger4-7.2 { |  | 
|  193     execsql {select a, b from vw where a<=102 or a>=227 order by a} |  | 
|  194 } {101 1001 102 2002 227 2127 228 2128} |  | 
|  195  |  | 
|  196 integrity_check trigger4-99.9 |  | 
|  197 db close |  | 
|  198 file delete -force trigtest.db trigtest.db-journal |  | 
|  199  |  | 
|  200 finish_test |  | 
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