1*4520Snw141292 2*4520Snw141292#pragma ident "%Z%%M% %I% %E% SMI" 3*4520Snw141292 4*4520Snw141292# The author disclaims copyright to this source code. In place of 5*4520Snw141292# a legal notice, here is a blessing: 6*4520Snw141292# 7*4520Snw141292# May you do good and not evil. 8*4520Snw141292# May you find forgiveness for yourself and forgive others. 9*4520Snw141292# May you share freely, never taking more than you give. 10*4520Snw141292# 11*4520Snw141292#*********************************************************************** 12*4520Snw141292# 13*4520Snw141292# Regression testing of FOR EACH ROW table triggers 14*4520Snw141292# 15*4520Snw141292# 1. Trigger execution order tests. 16*4520Snw141292# These tests ensure that BEFORE and AFTER triggers are fired at the correct 17*4520Snw141292# times relative to each other and the triggering statement. 18*4520Snw141292# 19*4520Snw141292# trigger2-1.1.*: ON UPDATE trigger execution model. 20*4520Snw141292# trigger2-1.2.*: DELETE trigger execution model. 21*4520Snw141292# trigger2-1.3.*: INSERT trigger execution model. 22*4520Snw141292# 23*4520Snw141292# 2. Trigger program execution tests. 24*4520Snw141292# These tests ensure that trigger programs execute correctly (ie. that a 25*4520Snw141292# trigger program can correctly execute INSERT, UPDATE, DELETE * SELECT 26*4520Snw141292# statements, and combinations thereof). 27*4520Snw141292# 28*4520Snw141292# 3. Selective trigger execution 29*4520Snw141292# This tests that conditional triggers (ie. UPDATE OF triggers and triggers 30*4520Snw141292# with WHEN clauses) are fired only fired when they are supposed to be. 31*4520Snw141292# 32*4520Snw141292# trigger2-3.1: UPDATE OF triggers 33*4520Snw141292# trigger2-3.2: WHEN clause 34*4520Snw141292# 35*4520Snw141292# 4. Cascaded trigger execution 36*4520Snw141292# Tests that trigger-programs may cause other triggers to fire. Also that a 37*4520Snw141292# trigger-program is never executed recursively. 38*4520Snw141292# 39*4520Snw141292# trigger2-4.1: Trivial cascading trigger 40*4520Snw141292# trigger2-4.2: Trivial recursive trigger handling 41*4520Snw141292# 42*4520Snw141292# 5. Count changes behaviour. 43*4520Snw141292# Verify that rows altered by triggers are not included in the return value 44*4520Snw141292# of the "count changes" interface. 45*4520Snw141292# 46*4520Snw141292# 6. ON CONFLICT clause handling 47*4520Snw141292# trigger2-6.1[a-f]: INSERT statements 48*4520Snw141292# trigger2-6.2[a-f]: UPDATE statements 49*4520Snw141292# 50*4520Snw141292# 7. Triggers on views fire correctly. 51*4520Snw141292# 52*4520Snw141292 53*4520Snw141292set testdir [file dirname $argv0] 54*4520Snw141292source $testdir/tester.tcl 55*4520Snw141292 56*4520Snw141292# 1. 57*4520Snw141292set ii 0 58*4520Snw141292foreach tbl_defn { 59*4520Snw141292 {CREATE TEMP TABLE tbl (a, b);} 60*4520Snw141292 {CREATE TABLE tbl (a, b);} 61*4520Snw141292 {CREATE TABLE tbl (a INTEGER PRIMARY KEY, b);} 62*4520Snw141292 {CREATE TEMPORARY TABLE tbl (a INTEGER PRIMARY KEY, b);} 63*4520Snw141292 {CREATE TABLE tbl (a, b PRIMARY KEY);} 64*4520Snw141292 {CREATE TABLE tbl (a, b); CREATE INDEX tbl_idx ON tbl(b);} 65*4520Snw141292 {CREATE TEMP TABLE tbl (a, b); CREATE INDEX tbl_idx ON tbl(b);} 66*4520Snw141292} { 67*4520Snw141292 incr ii 68*4520Snw141292 catchsql { DROP INDEX tbl_idx; } 69*4520Snw141292 catchsql { 70*4520Snw141292 DROP TABLE rlog; 71*4520Snw141292 DROP TABLE clog; 72*4520Snw141292 DROP TABLE tbl; 73*4520Snw141292 DROP TABLE other_tbl; 74*4520Snw141292 } 75*4520Snw141292 76*4520Snw141292 execsql $tbl_defn 77*4520Snw141292 78*4520Snw141292 execsql { 79*4520Snw141292 INSERT INTO tbl VALUES(1, 2); 80*4520Snw141292 INSERT INTO tbl VALUES(3, 4); 81*4520Snw141292 82*4520Snw141292 CREATE TABLE rlog (idx, old_a, old_b, db_sum_a, db_sum_b, new_a, new_b); 83*4520Snw141292 CREATE TABLE clog (idx, old_a, old_b, db_sum_a, db_sum_b, new_a, new_b); 84*4520Snw141292 85*4520Snw141292 CREATE TRIGGER before_update_row BEFORE UPDATE ON tbl FOR EACH ROW 86*4520Snw141292 BEGIN 87*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 88*4520Snw141292 old.a, old.b, 89*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 90*4520Snw141292 new.a, new.b); 91*4520Snw141292 END; 92*4520Snw141292 93*4520Snw141292 CREATE TRIGGER after_update_row AFTER UPDATE ON tbl FOR EACH ROW 94*4520Snw141292 BEGIN 95*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 96*4520Snw141292 old.a, old.b, 97*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 98*4520Snw141292 new.a, new.b); 99*4520Snw141292 END; 100*4520Snw141292 101*4520Snw141292 CREATE TRIGGER conditional_update_row AFTER UPDATE ON tbl FOR EACH ROW 102*4520Snw141292 WHEN old.a = 1 103*4520Snw141292 BEGIN 104*4520Snw141292 INSERT INTO clog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM clog), 105*4520Snw141292 old.a, old.b, 106*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 107*4520Snw141292 new.a, new.b); 108*4520Snw141292 END; 109*4520Snw141292 } 110*4520Snw141292 111*4520Snw141292 do_test trigger2-1.$ii.1 { 112*4520Snw141292 execsql { 113*4520Snw141292 UPDATE tbl SET a = a * 10, b = b * 10; 114*4520Snw141292 SELECT * FROM rlog ORDER BY idx; 115*4520Snw141292 SELECT * FROM clog ORDER BY idx; 116*4520Snw141292 } 117*4520Snw141292 } [list 1 1 2 4 6 10 20 \ 118*4520Snw141292 2 1 2 13 24 10 20 \ 119*4520Snw141292 3 3 4 13 24 30 40 \ 120*4520Snw141292 4 3 4 40 60 30 40 \ 121*4520Snw141292 1 1 2 13 24 10 20 ] 122*4520Snw141292 123*4520Snw141292 execsql { 124*4520Snw141292 DELETE FROM rlog; 125*4520Snw141292 DELETE FROM tbl; 126*4520Snw141292 INSERT INTO tbl VALUES (100, 100); 127*4520Snw141292 INSERT INTO tbl VALUES (300, 200); 128*4520Snw141292 CREATE TRIGGER delete_before_row BEFORE DELETE ON tbl FOR EACH ROW 129*4520Snw141292 BEGIN 130*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 131*4520Snw141292 old.a, old.b, 132*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 133*4520Snw141292 0, 0); 134*4520Snw141292 END; 135*4520Snw141292 136*4520Snw141292 CREATE TRIGGER delete_after_row AFTER DELETE ON tbl FOR EACH ROW 137*4520Snw141292 BEGIN 138*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 139*4520Snw141292 old.a, old.b, 140*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 141*4520Snw141292 0, 0); 142*4520Snw141292 END; 143*4520Snw141292 } 144*4520Snw141292 do_test trigger2-1.$ii.2 { 145*4520Snw141292 execsql { 146*4520Snw141292 DELETE FROM tbl; 147*4520Snw141292 SELECT * FROM rlog; 148*4520Snw141292 } 149*4520Snw141292 } [list 1 100 100 400 300 0 0 \ 150*4520Snw141292 2 100 100 300 200 0 0 \ 151*4520Snw141292 3 300 200 300 200 0 0 \ 152*4520Snw141292 4 300 200 0 0 0 0 ] 153*4520Snw141292 154*4520Snw141292 execsql { 155*4520Snw141292 DELETE FROM rlog; 156*4520Snw141292 CREATE TRIGGER insert_before_row BEFORE INSERT ON tbl FOR EACH ROW 157*4520Snw141292 BEGIN 158*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 159*4520Snw141292 0, 0, 160*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 161*4520Snw141292 new.a, new.b); 162*4520Snw141292 END; 163*4520Snw141292 164*4520Snw141292 CREATE TRIGGER insert_after_row AFTER INSERT ON tbl FOR EACH ROW 165*4520Snw141292 BEGIN 166*4520Snw141292 INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), 167*4520Snw141292 0, 0, 168*4520Snw141292 (SELECT sum(a) FROM tbl), (SELECT sum(b) FROM tbl), 169*4520Snw141292 new.a, new.b); 170*4520Snw141292 END; 171*4520Snw141292 } 172*4520Snw141292 do_test trigger2-1.$ii.3 { 173*4520Snw141292 execsql { 174*4520Snw141292 175*4520Snw141292 CREATE TABLE other_tbl(a, b); 176*4520Snw141292 INSERT INTO other_tbl VALUES(1, 2); 177*4520Snw141292 INSERT INTO other_tbl VALUES(3, 4); 178*4520Snw141292 -- INSERT INTO tbl SELECT * FROM other_tbl; 179*4520Snw141292 INSERT INTO tbl VALUES(5, 6); 180*4520Snw141292 DROP TABLE other_tbl; 181*4520Snw141292 182*4520Snw141292 SELECT * FROM rlog; 183*4520Snw141292 } 184*4520Snw141292 } [list 1 0 0 0 0 5 6 \ 185*4520Snw141292 2 0 0 5 6 5 6 ] 186*4520Snw141292 187*4520Snw141292 do_test trigger2-1.$ii.4 { 188*4520Snw141292 execsql { 189*4520Snw141292 PRAGMA integrity_check; 190*4520Snw141292 } 191*4520Snw141292 } {ok} 192*4520Snw141292} 193*4520Snw141292catchsql { 194*4520Snw141292 DROP TABLE rlog; 195*4520Snw141292 DROP TABLE clog; 196*4520Snw141292 DROP TABLE tbl; 197*4520Snw141292 DROP TABLE other_tbl; 198*4520Snw141292} 199*4520Snw141292 200*4520Snw141292# 2. 201*4520Snw141292set ii 0 202*4520Snw141292foreach tr_program { 203*4520Snw141292 {UPDATE tbl SET b = old.b;} 204*4520Snw141292 {INSERT INTO log VALUES(new.c, 2, 3);} 205*4520Snw141292 {DELETE FROM log WHERE a = 1;} 206*4520Snw141292 {INSERT INTO tbl VALUES(500, new.b * 10, 700); 207*4520Snw141292 UPDATE tbl SET c = old.c; 208*4520Snw141292 DELETE FROM log;} 209*4520Snw141292 {INSERT INTO log select * from tbl;} 210*4520Snw141292} { 211*4520Snw141292 foreach test_varset [ list \ 212*4520Snw141292 { 213*4520Snw141292 set statement {UPDATE tbl SET c = 10 WHERE a = 1;} 214*4520Snw141292 set prep {INSERT INTO tbl VALUES(1, 2, 3);} 215*4520Snw141292 set newC 10 216*4520Snw141292 set newB 2 217*4520Snw141292 set newA 1 218*4520Snw141292 set oldA 1 219*4520Snw141292 set oldB 2 220*4520Snw141292 set oldC 3 221*4520Snw141292 } \ 222*4520Snw141292 { 223*4520Snw141292 set statement {DELETE FROM tbl WHERE a = 1;} 224*4520Snw141292 set prep {INSERT INTO tbl VALUES(1, 2, 3);} 225*4520Snw141292 set oldA 1 226*4520Snw141292 set oldB 2 227*4520Snw141292 set oldC 3 228*4520Snw141292 } \ 229*4520Snw141292 { 230*4520Snw141292 set statement {INSERT INTO tbl VALUES(1, 2, 3);} 231*4520Snw141292 set newA 1 232*4520Snw141292 set newB 2 233*4520Snw141292 set newC 3 234*4520Snw141292 } 235*4520Snw141292 ] \ 236*4520Snw141292 { 237*4520Snw141292 set statement {} 238*4520Snw141292 set prep {} 239*4520Snw141292 set newA {''} 240*4520Snw141292 set newB {''} 241*4520Snw141292 set newC {''} 242*4520Snw141292 set oldA {''} 243*4520Snw141292 set oldB {''} 244*4520Snw141292 set oldC {''} 245*4520Snw141292 246*4520Snw141292 incr ii 247*4520Snw141292 248*4520Snw141292 eval $test_varset 249*4520Snw141292 250*4520Snw141292 set statement_type [string range $statement 0 5] 251*4520Snw141292 set tr_program_fixed $tr_program 252*4520Snw141292 if {$statement_type == "DELETE"} { 253*4520Snw141292 regsub -all new\.a $tr_program_fixed {''} tr_program_fixed 254*4520Snw141292 regsub -all new\.b $tr_program_fixed {''} tr_program_fixed 255*4520Snw141292 regsub -all new\.c $tr_program_fixed {''} tr_program_fixed 256*4520Snw141292 } 257*4520Snw141292 if {$statement_type == "INSERT"} { 258*4520Snw141292 regsub -all old\.a $tr_program_fixed {''} tr_program_fixed 259*4520Snw141292 regsub -all old\.b $tr_program_fixed {''} tr_program_fixed 260*4520Snw141292 regsub -all old\.c $tr_program_fixed {''} tr_program_fixed 261*4520Snw141292 } 262*4520Snw141292 263*4520Snw141292 264*4520Snw141292 set tr_program_cooked $tr_program 265*4520Snw141292 regsub -all new\.a $tr_program_cooked $newA tr_program_cooked 266*4520Snw141292 regsub -all new\.b $tr_program_cooked $newB tr_program_cooked 267*4520Snw141292 regsub -all new\.c $tr_program_cooked $newC tr_program_cooked 268*4520Snw141292 regsub -all old\.a $tr_program_cooked $oldA tr_program_cooked 269*4520Snw141292 regsub -all old\.b $tr_program_cooked $oldB tr_program_cooked 270*4520Snw141292 regsub -all old\.c $tr_program_cooked $oldC tr_program_cooked 271*4520Snw141292 272*4520Snw141292 catchsql { 273*4520Snw141292 DROP TABLE tbl; 274*4520Snw141292 DROP TABLE log; 275*4520Snw141292 } 276*4520Snw141292 277*4520Snw141292 execsql { 278*4520Snw141292 CREATE TABLE tbl(a PRIMARY KEY, b, c); 279*4520Snw141292 CREATE TABLE log(a, b, c); 280*4520Snw141292 } 281*4520Snw141292 282*4520Snw141292 set query {SELECT * FROM tbl; SELECT * FROM log;} 283*4520Snw141292 set prep "$prep; INSERT INTO log VALUES(1, 2, 3);\ 284*4520Snw141292 INSERT INTO log VALUES(10, 20, 30);" 285*4520Snw141292 286*4520Snw141292# Check execution of BEFORE programs: 287*4520Snw141292 288*4520Snw141292 set before_data [ execsql "$prep $tr_program_cooked $statement $query" ] 289*4520Snw141292 290*4520Snw141292 execsql "DELETE FROM tbl; DELETE FROM log; $prep"; 291*4520Snw141292 execsql "CREATE TRIGGER the_trigger BEFORE [string range $statement 0 6]\ 292*4520Snw141292 ON tbl BEGIN $tr_program_fixed END;" 293*4520Snw141292 294*4520Snw141292 do_test trigger2-2.$ii-before "execsql {$statement $query}" $before_data 295*4520Snw141292 296*4520Snw141292 execsql "DROP TRIGGER the_trigger;" 297*4520Snw141292 execsql "DELETE FROM tbl; DELETE FROM log;" 298*4520Snw141292 299*4520Snw141292# Check execution of AFTER programs 300*4520Snw141292 set after_data [ execsql "$prep $statement $tr_program_cooked $query" ] 301*4520Snw141292 302*4520Snw141292 execsql "DELETE FROM tbl; DELETE FROM log; $prep"; 303*4520Snw141292 execsql "CREATE TRIGGER the_trigger AFTER [string range $statement 0 6]\ 304*4520Snw141292 ON tbl BEGIN $tr_program_fixed END;" 305*4520Snw141292 306*4520Snw141292 do_test trigger2-2.$ii-after "execsql {$statement $query}" $after_data 307*4520Snw141292 execsql "DROP TRIGGER the_trigger;" 308*4520Snw141292 309*4520Snw141292 do_test trigger2-2.$ii-integrity { 310*4520Snw141292 execsql { 311*4520Snw141292 PRAGMA integrity_check; 312*4520Snw141292 } 313*4520Snw141292 } {ok} 314*4520Snw141292 315*4520Snw141292 } 316*4520Snw141292} 317*4520Snw141292catchsql { 318*4520Snw141292 DROP TABLE tbl; 319*4520Snw141292 DROP TABLE log; 320*4520Snw141292} 321*4520Snw141292 322*4520Snw141292# 3. 323*4520Snw141292 324*4520Snw141292# trigger2-3.1: UPDATE OF triggers 325*4520Snw141292execsql { 326*4520Snw141292 CREATE TABLE tbl (a, b, c, d); 327*4520Snw141292 CREATE TABLE log (a); 328*4520Snw141292 INSERT INTO log VALUES (0); 329*4520Snw141292 INSERT INTO tbl VALUES (0, 0, 0, 0); 330*4520Snw141292 INSERT INTO tbl VALUES (1, 0, 0, 0); 331*4520Snw141292 CREATE TRIGGER tbl_after_update_cd BEFORE UPDATE OF c, d ON tbl 332*4520Snw141292 BEGIN 333*4520Snw141292 UPDATE log SET a = a + 1; 334*4520Snw141292 END; 335*4520Snw141292} 336*4520Snw141292do_test trigger2-3.1 { 337*4520Snw141292 execsql { 338*4520Snw141292 UPDATE tbl SET b = 1, c = 10; -- 2 339*4520Snw141292 UPDATE tbl SET b = 10; -- 0 340*4520Snw141292 UPDATE tbl SET d = 4 WHERE a = 0; --1 341*4520Snw141292 UPDATE tbl SET a = 4, b = 10; --0 342*4520Snw141292 SELECT * FROM log; 343*4520Snw141292 } 344*4520Snw141292} {3} 345*4520Snw141292execsql { 346*4520Snw141292 DROP TABLE tbl; 347*4520Snw141292 DROP TABLE log; 348*4520Snw141292} 349*4520Snw141292 350*4520Snw141292# trigger2-3.2: WHEN clause 351*4520Snw141292set when_triggers [ list \ 352*4520Snw141292 {t1 BEFORE INSERT ON tbl WHEN new.a > 20} \ 353*4520Snw141292 {t2 BEFORE INSERT ON tbl WHEN (SELECT count(*) FROM tbl) = 0} ] 354*4520Snw141292 355*4520Snw141292execsql { 356*4520Snw141292 CREATE TABLE tbl (a, b, c, d); 357*4520Snw141292 CREATE TABLE log (a); 358*4520Snw141292 INSERT INTO log VALUES (0); 359*4520Snw141292} 360*4520Snw141292 361*4520Snw141292foreach trig $when_triggers { 362*4520Snw141292 execsql "CREATE TRIGGER $trig BEGIN UPDATE log set a = a + 1; END;" 363*4520Snw141292} 364*4520Snw141292 365*4520Snw141292do_test trigger2-3.2 { 366*4520Snw141292 execsql { 367*4520Snw141292 368*4520Snw141292 INSERT INTO tbl VALUES(0, 0, 0, 0); -- 1 369*4520Snw141292 SELECT * FROM log; 370*4520Snw141292 UPDATE log SET a = 0; 371*4520Snw141292 372*4520Snw141292 INSERT INTO tbl VALUES(0, 0, 0, 0); -- 0 373*4520Snw141292 SELECT * FROM log; 374*4520Snw141292 UPDATE log SET a = 0; 375*4520Snw141292 376*4520Snw141292 INSERT INTO tbl VALUES(200, 0, 0, 0); -- 1 377*4520Snw141292 SELECT * FROM log; 378*4520Snw141292 UPDATE log SET a = 0; 379*4520Snw141292 } 380*4520Snw141292} {1 0 1} 381*4520Snw141292execsql { 382*4520Snw141292 DROP TABLE tbl; 383*4520Snw141292 DROP TABLE log; 384*4520Snw141292} 385*4520Snw141292do_test trigger2-3.3 { 386*4520Snw141292 execsql { 387*4520Snw141292 PRAGMA integrity_check; 388*4520Snw141292 } 389*4520Snw141292} {ok} 390*4520Snw141292 391*4520Snw141292# Simple cascaded trigger 392*4520Snw141292execsql { 393*4520Snw141292 CREATE TABLE tblA(a, b); 394*4520Snw141292 CREATE TABLE tblB(a, b); 395*4520Snw141292 CREATE TABLE tblC(a, b); 396*4520Snw141292 397*4520Snw141292 CREATE TRIGGER tr1 BEFORE INSERT ON tblA BEGIN 398*4520Snw141292 INSERT INTO tblB values(new.a, new.b); 399*4520Snw141292 END; 400*4520Snw141292 401*4520Snw141292 CREATE TRIGGER tr2 BEFORE INSERT ON tblB BEGIN 402*4520Snw141292 INSERT INTO tblC values(new.a, new.b); 403*4520Snw141292 END; 404*4520Snw141292} 405*4520Snw141292do_test trigger2-4.1 { 406*4520Snw141292 execsql { 407*4520Snw141292 INSERT INTO tblA values(1, 2); 408*4520Snw141292 SELECT * FROM tblA; 409*4520Snw141292 SELECT * FROM tblB; 410*4520Snw141292 SELECT * FROM tblC; 411*4520Snw141292 } 412*4520Snw141292} {1 2 1 2 1 2} 413*4520Snw141292execsql { 414*4520Snw141292 DROP TABLE tblA; 415*4520Snw141292 DROP TABLE tblB; 416*4520Snw141292 DROP TABLE tblC; 417*4520Snw141292} 418*4520Snw141292 419*4520Snw141292# Simple recursive trigger 420*4520Snw141292execsql { 421*4520Snw141292 CREATE TABLE tbl(a, b, c); 422*4520Snw141292 CREATE TRIGGER tbl_trig BEFORE INSERT ON tbl 423*4520Snw141292 BEGIN 424*4520Snw141292 INSERT INTO tbl VALUES (new.a, new.b, new.c); 425*4520Snw141292 END; 426*4520Snw141292} 427*4520Snw141292do_test trigger2-4.2 { 428*4520Snw141292 execsql { 429*4520Snw141292 INSERT INTO tbl VALUES (1, 2, 3); 430*4520Snw141292 select * from tbl; 431*4520Snw141292 } 432*4520Snw141292} {1 2 3 1 2 3} 433*4520Snw141292execsql { 434*4520Snw141292 DROP TABLE tbl; 435*4520Snw141292} 436*4520Snw141292 437*4520Snw141292# 5. 438*4520Snw141292execsql { 439*4520Snw141292 CREATE TABLE tbl(a, b, c); 440*4520Snw141292 CREATE TRIGGER tbl_trig BEFORE INSERT ON tbl 441*4520Snw141292 BEGIN 442*4520Snw141292 INSERT INTO tbl VALUES (1, 2, 3); 443*4520Snw141292 INSERT INTO tbl VALUES (2, 2, 3); 444*4520Snw141292 UPDATE tbl set b = 10 WHERE a = 1; 445*4520Snw141292 DELETE FROM tbl WHERE a = 1; 446*4520Snw141292 DELETE FROM tbl; 447*4520Snw141292 END; 448*4520Snw141292} 449*4520Snw141292do_test trigger2-5 { 450*4520Snw141292 execsql { 451*4520Snw141292 INSERT INTO tbl VALUES(100, 200, 300); 452*4520Snw141292 } 453*4520Snw141292 db changes 454*4520Snw141292} {1} 455*4520Snw141292execsql { 456*4520Snw141292 DROP TABLE tbl; 457*4520Snw141292} 458*4520Snw141292 459*4520Snw141292# Handling of ON CONFLICT by INSERT statements inside triggers 460*4520Snw141292execsql { 461*4520Snw141292 CREATE TABLE tbl (a primary key, b, c); 462*4520Snw141292 CREATE TRIGGER ai_tbl AFTER INSERT ON tbl BEGIN 463*4520Snw141292 INSERT OR IGNORE INTO tbl values (new.a, 0, 0); 464*4520Snw141292 END; 465*4520Snw141292} 466*4520Snw141292do_test trigger2-6.1a { 467*4520Snw141292 execsql { 468*4520Snw141292 BEGIN; 469*4520Snw141292 INSERT INTO tbl values (1, 2, 3); 470*4520Snw141292 SELECT * from tbl; 471*4520Snw141292 } 472*4520Snw141292} {1 2 3} 473*4520Snw141292do_test trigger2-6.1b { 474*4520Snw141292 catchsql { 475*4520Snw141292 INSERT OR ABORT INTO tbl values (2, 2, 3); 476*4520Snw141292 } 477*4520Snw141292} {1 {column a is not unique}} 478*4520Snw141292do_test trigger2-6.1c { 479*4520Snw141292 execsql { 480*4520Snw141292 SELECT * from tbl; 481*4520Snw141292 } 482*4520Snw141292} {1 2 3} 483*4520Snw141292do_test trigger2-6.1d { 484*4520Snw141292 catchsql { 485*4520Snw141292 INSERT OR FAIL INTO tbl values (2, 2, 3); 486*4520Snw141292 } 487*4520Snw141292} {1 {column a is not unique}} 488*4520Snw141292do_test trigger2-6.1e { 489*4520Snw141292 execsql { 490*4520Snw141292 SELECT * from tbl; 491*4520Snw141292 } 492*4520Snw141292} {1 2 3 2 2 3} 493*4520Snw141292do_test trigger2-6.1f { 494*4520Snw141292 execsql { 495*4520Snw141292 INSERT OR REPLACE INTO tbl values (2, 2, 3); 496*4520Snw141292 SELECT * from tbl; 497*4520Snw141292 } 498*4520Snw141292} {1 2 3 2 0 0} 499*4520Snw141292do_test trigger2-6.1g { 500*4520Snw141292 catchsql { 501*4520Snw141292 INSERT OR ROLLBACK INTO tbl values (3, 2, 3); 502*4520Snw141292 } 503*4520Snw141292} {1 {column a is not unique}} 504*4520Snw141292do_test trigger2-6.1h { 505*4520Snw141292 execsql { 506*4520Snw141292 SELECT * from tbl; 507*4520Snw141292 } 508*4520Snw141292} {} 509*4520Snw141292execsql {DELETE FROM tbl} 510*4520Snw141292 511*4520Snw141292 512*4520Snw141292# Handling of ON CONFLICT by UPDATE statements inside triggers 513*4520Snw141292execsql { 514*4520Snw141292 INSERT INTO tbl values (4, 2, 3); 515*4520Snw141292 INSERT INTO tbl values (6, 3, 4); 516*4520Snw141292 CREATE TRIGGER au_tbl AFTER UPDATE ON tbl BEGIN 517*4520Snw141292 UPDATE OR IGNORE tbl SET a = new.a, c = 10; 518*4520Snw141292 END; 519*4520Snw141292} 520*4520Snw141292do_test trigger2-6.2a { 521*4520Snw141292 execsql { 522*4520Snw141292 BEGIN; 523*4520Snw141292 UPDATE tbl SET a = 1 WHERE a = 4; 524*4520Snw141292 SELECT * from tbl; 525*4520Snw141292 } 526*4520Snw141292} {1 2 10 6 3 4} 527*4520Snw141292do_test trigger2-6.2b { 528*4520Snw141292 catchsql { 529*4520Snw141292 UPDATE OR ABORT tbl SET a = 4 WHERE a = 1; 530*4520Snw141292 } 531*4520Snw141292} {1 {column a is not unique}} 532*4520Snw141292do_test trigger2-6.2c { 533*4520Snw141292 execsql { 534*4520Snw141292 SELECT * from tbl; 535*4520Snw141292 } 536*4520Snw141292} {1 2 10 6 3 4} 537*4520Snw141292do_test trigger2-6.2d { 538*4520Snw141292 catchsql { 539*4520Snw141292 UPDATE OR FAIL tbl SET a = 4 WHERE a = 1; 540*4520Snw141292 } 541*4520Snw141292} {1 {column a is not unique}} 542*4520Snw141292do_test trigger2-6.2e { 543*4520Snw141292 execsql { 544*4520Snw141292 SELECT * from tbl; 545*4520Snw141292 } 546*4520Snw141292} {4 2 10 6 3 4} 547*4520Snw141292do_test trigger2-6.2f.1 { 548*4520Snw141292 execsql { 549*4520Snw141292 UPDATE OR REPLACE tbl SET a = 1 WHERE a = 4; 550*4520Snw141292 SELECT * from tbl; 551*4520Snw141292 } 552*4520Snw141292} {1 3 10} 553*4520Snw141292do_test trigger2-6.2f.2 { 554*4520Snw141292 execsql { 555*4520Snw141292 INSERT INTO tbl VALUES (2, 3, 4); 556*4520Snw141292 SELECT * FROM tbl; 557*4520Snw141292 } 558*4520Snw141292} {1 3 10 2 3 4} 559*4520Snw141292do_test trigger2-6.2g { 560*4520Snw141292 catchsql { 561*4520Snw141292 UPDATE OR ROLLBACK tbl SET a = 4 WHERE a = 1; 562*4520Snw141292 } 563*4520Snw141292} {1 {column a is not unique}} 564*4520Snw141292do_test trigger2-6.2h { 565*4520Snw141292 execsql { 566*4520Snw141292 SELECT * from tbl; 567*4520Snw141292 } 568*4520Snw141292} {4 2 3 6 3 4} 569*4520Snw141292execsql { 570*4520Snw141292 DROP TABLE tbl; 571*4520Snw141292} 572*4520Snw141292 573*4520Snw141292# 7. Triggers on views 574*4520Snw141292do_test trigger2-7.1 { 575*4520Snw141292 execsql { 576*4520Snw141292 CREATE TABLE ab(a, b); 577*4520Snw141292 CREATE TABLE cd(c, d); 578*4520Snw141292 INSERT INTO ab VALUES (1, 2); 579*4520Snw141292 INSERT INTO ab VALUES (0, 0); 580*4520Snw141292 INSERT INTO cd VALUES (3, 4); 581*4520Snw141292 582*4520Snw141292 CREATE TABLE tlog(ii INTEGER PRIMARY KEY, 583*4520Snw141292 olda, oldb, oldc, oldd, newa, newb, newc, newd); 584*4520Snw141292 585*4520Snw141292 CREATE VIEW abcd AS SELECT a, b, c, d FROM ab, cd; 586*4520Snw141292 587*4520Snw141292 CREATE TRIGGER before_update INSTEAD OF UPDATE ON abcd BEGIN 588*4520Snw141292 INSERT INTO tlog VALUES(NULL, 589*4520Snw141292 old.a, old.b, old.c, old.d, new.a, new.b, new.c, new.d); 590*4520Snw141292 END; 591*4520Snw141292 CREATE TRIGGER after_update INSTEAD OF UPDATE ON abcd BEGIN 592*4520Snw141292 INSERT INTO tlog VALUES(NULL, 593*4520Snw141292 old.a, old.b, old.c, old.d, new.a, new.b, new.c, new.d); 594*4520Snw141292 END; 595*4520Snw141292 596*4520Snw141292 CREATE TRIGGER before_delete INSTEAD OF DELETE ON abcd BEGIN 597*4520Snw141292 INSERT INTO tlog VALUES(NULL, 598*4520Snw141292 old.a, old.b, old.c, old.d, 0, 0, 0, 0); 599*4520Snw141292 END; 600*4520Snw141292 CREATE TRIGGER after_delete INSTEAD OF DELETE ON abcd BEGIN 601*4520Snw141292 INSERT INTO tlog VALUES(NULL, 602*4520Snw141292 old.a, old.b, old.c, old.d, 0, 0, 0, 0); 603*4520Snw141292 END; 604*4520Snw141292 605*4520Snw141292 CREATE TRIGGER before_insert INSTEAD OF INSERT ON abcd BEGIN 606*4520Snw141292 INSERT INTO tlog VALUES(NULL, 607*4520Snw141292 0, 0, 0, 0, new.a, new.b, new.c, new.d); 608*4520Snw141292 END; 609*4520Snw141292 CREATE TRIGGER after_insert INSTEAD OF INSERT ON abcd BEGIN 610*4520Snw141292 INSERT INTO tlog VALUES(NULL, 611*4520Snw141292 0, 0, 0, 0, new.a, new.b, new.c, new.d); 612*4520Snw141292 END; 613*4520Snw141292 } 614*4520Snw141292} {}; 615*4520Snw141292 616*4520Snw141292do_test trigger2-7.2 { 617*4520Snw141292 execsql { 618*4520Snw141292 UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; 619*4520Snw141292 DELETE FROM abcd WHERE a = 1; 620*4520Snw141292 INSERT INTO abcd VALUES(10, 20, 30, 40); 621*4520Snw141292 SELECT * FROM tlog; 622*4520Snw141292 } 623*4520Snw141292} [ list 1 1 2 3 4 100 25 3 4 \ 624*4520Snw141292 2 1 2 3 4 100 25 3 4 \ 625*4520Snw141292 3 1 2 3 4 0 0 0 0 \ 626*4520Snw141292 4 1 2 3 4 0 0 0 0 \ 627*4520Snw141292 5 0 0 0 0 10 20 30 40 \ 628*4520Snw141292 6 0 0 0 0 10 20 30 40 ] 629*4520Snw141292 630*4520Snw141292do_test trigger2-7.3 { 631*4520Snw141292 execsql { 632*4520Snw141292 DELETE FROM tlog; 633*4520Snw141292 INSERT INTO abcd VALUES(10, 20, 30, 40); 634*4520Snw141292 UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; 635*4520Snw141292 DELETE FROM abcd WHERE a = 1; 636*4520Snw141292 SELECT * FROM tlog; 637*4520Snw141292 } 638*4520Snw141292} [ list \ 639*4520Snw141292 1 0 0 0 0 10 20 30 40 \ 640*4520Snw141292 2 0 0 0 0 10 20 30 40 \ 641*4520Snw141292 3 1 2 3 4 100 25 3 4 \ 642*4520Snw141292 4 1 2 3 4 100 25 3 4 \ 643*4520Snw141292 5 1 2 3 4 0 0 0 0 \ 644*4520Snw141292 6 1 2 3 4 0 0 0 0 \ 645*4520Snw141292] 646*4520Snw141292do_test trigger2-7.4 { 647*4520Snw141292 execsql { 648*4520Snw141292 DELETE FROM tlog; 649*4520Snw141292 DELETE FROM abcd WHERE a = 1; 650*4520Snw141292 INSERT INTO abcd VALUES(10, 20, 30, 40); 651*4520Snw141292 UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; 652*4520Snw141292 SELECT * FROM tlog; 653*4520Snw141292 } 654*4520Snw141292} [ list \ 655*4520Snw141292 1 1 2 3 4 0 0 0 0 \ 656*4520Snw141292 2 1 2 3 4 0 0 0 0 \ 657*4520Snw141292 3 0 0 0 0 10 20 30 40 \ 658*4520Snw141292 4 0 0 0 0 10 20 30 40 \ 659*4520Snw141292 5 1 2 3 4 100 25 3 4 \ 660*4520Snw141292 6 1 2 3 4 100 25 3 4 \ 661*4520Snw141292] 662*4520Snw141292 663*4520Snw141292do_test trigger2-8.1 { 664*4520Snw141292 execsql { 665*4520Snw141292 CREATE TABLE t1(a,b,c); 666*4520Snw141292 INSERT INTO t1 VALUES(1,2,3); 667*4520Snw141292 CREATE VIEW v1 AS 668*4520Snw141292 SELECT a+b AS x, b+c AS y, a+c AS z FROM t1; 669*4520Snw141292 SELECT * FROM v1; 670*4520Snw141292 } 671*4520Snw141292} {3 5 4} 672*4520Snw141292do_test trigger2-8.2 { 673*4520Snw141292 execsql { 674*4520Snw141292 CREATE TABLE v1log(a,b,c,d,e,f); 675*4520Snw141292 CREATE TRIGGER r1 INSTEAD OF DELETE ON v1 BEGIN 676*4520Snw141292 INSERT INTO v1log VALUES(OLD.x,NULL,OLD.y,NULL,OLD.z,NULL); 677*4520Snw141292 END; 678*4520Snw141292 DELETE FROM v1 WHERE x=1; 679*4520Snw141292 SELECT * FROM v1log; 680*4520Snw141292 } 681*4520Snw141292} {} 682*4520Snw141292do_test trigger2-8.3 { 683*4520Snw141292 execsql { 684*4520Snw141292 DELETE FROM v1 WHERE x=3; 685*4520Snw141292 SELECT * FROM v1log; 686*4520Snw141292 } 687*4520Snw141292} {3 {} 5 {} 4 {}} 688*4520Snw141292do_test trigger2-8.4 { 689*4520Snw141292 execsql { 690*4520Snw141292 INSERT INTO t1 VALUES(4,5,6); 691*4520Snw141292 DELETE FROM v1log; 692*4520Snw141292 DELETE FROM v1 WHERE y=11; 693*4520Snw141292 SELECT * FROM v1log; 694*4520Snw141292 } 695*4520Snw141292} {9 {} 11 {} 10 {}} 696*4520Snw141292do_test trigger2-8.5 { 697*4520Snw141292 execsql { 698*4520Snw141292 CREATE TRIGGER r2 INSTEAD OF INSERT ON v1 BEGIN 699*4520Snw141292 INSERT INTO v1log VALUES(NULL,NEW.x,NULL,NEW.y,NULL,NEW.z); 700*4520Snw141292 END; 701*4520Snw141292 DELETE FROM v1log; 702*4520Snw141292 INSERT INTO v1 VALUES(1,2,3); 703*4520Snw141292 SELECT * FROM v1log; 704*4520Snw141292 } 705*4520Snw141292} {{} 1 {} 2 {} 3} 706*4520Snw141292do_test trigger2-8.6 { 707*4520Snw141292 execsql { 708*4520Snw141292 CREATE TRIGGER r3 INSTEAD OF UPDATE ON v1 BEGIN 709*4520Snw141292 INSERT INTO v1log VALUES(OLD.x,NEW.x,OLD.y,NEW.y,OLD.z,NEW.z); 710*4520Snw141292 END; 711*4520Snw141292 DELETE FROM v1log; 712*4520Snw141292 UPDATE v1 SET x=x+100, y=y+200, z=z+300; 713*4520Snw141292 SELECT * FROM v1log; 714*4520Snw141292 } 715*4520Snw141292} {3 103 5 205 4 304 9 109 11 211 10 310} 716*4520Snw141292 717*4520Snw141292do_test trigger2-9.9 { 718*4520Snw141292 execsql {PRAGMA integrity_check} 719*4520Snw141292} {ok} 720*4520Snw141292 721*4520Snw141292finish_test 722