Index: third_party/sqlite/sqlite-src-3080704/test/trigger2.test |
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+# 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. |
+# |
+#*********************************************************************** |
+# |
+# Regression testing of FOR EACH ROW table triggers |
+# |
+# 1. Trigger execution order tests. |
+# These tests ensure that BEFORE and AFTER triggers are fired at the correct |
+# times relative to each other and the triggering statement. |
+# |
+# trigger2-1.1.*: ON UPDATE trigger execution model. |
+# trigger2-1.2.*: DELETE trigger execution model. |
+# trigger2-1.3.*: INSERT trigger execution model. |
+# |
+# 2. Trigger program execution tests. |
+# These tests ensure that trigger programs execute correctly (ie. that a |
+# trigger program can correctly execute INSERT, UPDATE, DELETE * SELECT |
+# statements, and combinations thereof). |
+# |
+# 3. Selective trigger execution |
+# This tests that conditional triggers (ie. UPDATE OF triggers and triggers |
+# with WHEN clauses) are fired only fired when they are supposed to be. |
+# |
+# trigger2-3.1: UPDATE OF triggers |
+# trigger2-3.2: WHEN clause |
+# |
+# 4. Cascaded trigger execution |
+# Tests that trigger-programs may cause other triggers to fire. Also that a |
+# trigger-program is never executed recursively. |
+# |
+# trigger2-4.1: Trivial cascading trigger |
+# trigger2-4.2: Trivial recursive trigger handling |
+# |
+# 5. Count changes behaviour. |
+# Verify that rows altered by triggers are not included in the return value |
+# of the "count changes" interface. |
+# |
+# 6. ON CONFLICT clause handling |
+# trigger2-6.1[a-f]: INSERT statements |
+# trigger2-6.2[a-f]: UPDATE statements |
+# |
+# 7. & 8. Triggers on views fire correctly. |
+# |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ifcapable {!trigger} { |
+ finish_test |
+ return |
+} |
+ |
+# The tests in this file were written before SQLite supported recursive |
+# trigger invocation, and some tests depend on that to pass. So disable |
+# recursive triggers for this file. |
+catchsql { pragma recursive_triggers = off } |
+ |
+# 1. |
+ifcapable subquery { |
+ set ii 0 |
+ set tbl_definitions [list \ |
+ {CREATE TABLE tbl (a, b);} \ |
+ {CREATE TABLE tbl (a INTEGER PRIMARY KEY, b);} \ |
+ {CREATE TABLE tbl (a, b PRIMARY KEY);} \ |
+ {CREATE TABLE tbl (a, b); CREATE INDEX tbl_idx ON tbl(b);} \ |
+ ] |
+ ifcapable tempdb { |
+ lappend tbl_definitions \ |
+ {CREATE TEMP TABLE tbl (a, b); CREATE INDEX tbl_idx ON tbl(b);} |
+ lappend tbl_definitions {CREATE TEMP TABLE tbl (a, b);} |
+ lappend tbl_definitions \ |
+ {CREATE TEMPORARY TABLE tbl (a INTEGER PRIMARY KEY, b);} |
+ } |
+ foreach tbl_defn $tbl_definitions { |
+ incr ii |
+ catchsql { DROP INDEX tbl_idx; } |
+ catchsql { |
+ DROP TABLE rlog; |
+ DROP TABLE clog; |
+ DROP TABLE tbl; |
+ DROP TABLE other_tbl; |
+ } |
+ |
+ execsql $tbl_defn |
+ |
+ execsql { |
+ INSERT INTO tbl VALUES(1, 2); |
+ INSERT INTO tbl VALUES(3, 4); |
+ |
+ CREATE TABLE rlog (idx, old_a, old_b, db_sum_a, db_sum_b, new_a, new_b); |
+ CREATE TABLE clog (idx, old_a, old_b, db_sum_a, db_sum_b, new_a, new_b); |
+ |
+ CREATE TRIGGER before_update_row BEFORE UPDATE ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ old.a, old.b, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ new.a, new.b); |
+ END; |
+ |
+ CREATE TRIGGER after_update_row AFTER UPDATE ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ old.a, old.b, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ new.a, new.b); |
+ END; |
+ |
+ CREATE TRIGGER conditional_update_row AFTER UPDATE ON tbl FOR EACH ROW |
+ WHEN old.a = 1 |
+ BEGIN |
+ INSERT INTO clog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM clog), |
+ old.a, old.b, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ new.a, new.b); |
+ END; |
+ } |
+ |
+ do_test trigger2-1.$ii.1 { |
+ set r {} |
+ foreach v [execsql { |
+ UPDATE tbl SET a = a * 10, b = b * 10; |
+ SELECT * FROM rlog ORDER BY idx; |
+ SELECT * FROM clog ORDER BY idx; |
+ }] { |
+ lappend r [expr {int($v)}] |
+ } |
+ set r |
+ } [list 1 1 2 4 6 10 20 \ |
+ 2 1 2 13 24 10 20 \ |
+ 3 3 4 13 24 30 40 \ |
+ 4 3 4 40 60 30 40 \ |
+ 1 1 2 13 24 10 20 ] |
+ |
+ execsql { |
+ DELETE FROM rlog; |
+ DELETE FROM tbl; |
+ INSERT INTO tbl VALUES (100, 100); |
+ INSERT INTO tbl VALUES (300, 200); |
+ CREATE TRIGGER delete_before_row BEFORE DELETE ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ old.a, old.b, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ 0, 0); |
+ END; |
+ |
+ CREATE TRIGGER delete_after_row AFTER DELETE ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ old.a, old.b, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ 0, 0); |
+ END; |
+ } |
+ do_test trigger2-1.$ii.2 { |
+ set r {} |
+ foreach v [execsql { |
+ DELETE FROM tbl; |
+ SELECT * FROM rlog; |
+ }] { |
+ lappend r [expr {int($v)}] |
+ } |
+ set r |
+ } [list 1 100 100 400 300 0 0 \ |
+ 2 100 100 300 200 0 0 \ |
+ 3 300 200 300 200 0 0 \ |
+ 4 300 200 0 0 0 0 ] |
+ |
+ execsql { |
+ DELETE FROM rlog; |
+ CREATE TRIGGER insert_before_row BEFORE INSERT ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ 0, 0, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ new.a, new.b); |
+ END; |
+ |
+ CREATE TRIGGER insert_after_row AFTER INSERT ON tbl FOR EACH ROW |
+ BEGIN |
+ INSERT INTO rlog VALUES ( (SELECT coalesce(max(idx),0) + 1 FROM rlog), |
+ 0, 0, |
+ (SELECT coalesce(sum(a),0) FROM tbl), |
+ (SELECT coalesce(sum(b),0) FROM tbl), |
+ new.a, new.b); |
+ END; |
+ } |
+ do_test trigger2-1.$ii.3 { |
+ execsql { |
+ |
+ CREATE TABLE other_tbl(a, b); |
+ INSERT INTO other_tbl VALUES(1, 2); |
+ INSERT INTO other_tbl VALUES(3, 4); |
+ -- INSERT INTO tbl SELECT * FROM other_tbl; |
+ INSERT INTO tbl VALUES(5, 6); |
+ DROP TABLE other_tbl; |
+ |
+ SELECT * FROM rlog; |
+ } |
+ } [list 1 0 0 0 0 5 6 \ |
+ 2 0 0 5 6 5 6 ] |
+ |
+ integrity_check trigger2-1.$ii.4 |
+ } |
+ catchsql { |
+ DROP TABLE rlog; |
+ DROP TABLE clog; |
+ DROP TABLE tbl; |
+ DROP TABLE other_tbl; |
+ } |
+} |
+ |
+# 2. |
+set ii 0 |
+foreach tr_program { |
+ {UPDATE tbl SET b = old.b;} |
+ {INSERT INTO log VALUES(new.c, 2, 3);} |
+ {DELETE FROM log WHERE a = 1;} |
+ {INSERT INTO tbl VALUES(500, new.b * 10, 700); |
+ UPDATE tbl SET c = old.c; |
+ DELETE FROM log;} |
+ {INSERT INTO log select * from tbl;} |
+} { |
+ foreach test_varset [ list \ |
+ { |
+ set statement {UPDATE tbl SET c = 10 WHERE a = 1;} |
+ set prep {INSERT INTO tbl VALUES(1, 2, 3);} |
+ set newC 10 |
+ set newB 2 |
+ set newA 1 |
+ set oldA 1 |
+ set oldB 2 |
+ set oldC 3 |
+ } \ |
+ { |
+ set statement {DELETE FROM tbl WHERE a = 1;} |
+ set prep {INSERT INTO tbl VALUES(1, 2, 3);} |
+ set oldA 1 |
+ set oldB 2 |
+ set oldC 3 |
+ } \ |
+ { |
+ set statement {INSERT INTO tbl VALUES(1, 2, 3);} |
+ set newA 1 |
+ set newB 2 |
+ set newC 3 |
+ } |
+ ] \ |
+ { |
+ set statement {} |
+ set prep {} |
+ set newA {''} |
+ set newB {''} |
+ set newC {''} |
+ set oldA {''} |
+ set oldB {''} |
+ set oldC {''} |
+ |
+ incr ii |
+ |
+ eval $test_varset |
+ |
+ set statement_type [string range $statement 0 5] |
+ set tr_program_fixed $tr_program |
+ if {$statement_type == "DELETE"} { |
+ regsub -all new\.a $tr_program_fixed {''} tr_program_fixed |
+ regsub -all new\.b $tr_program_fixed {''} tr_program_fixed |
+ regsub -all new\.c $tr_program_fixed {''} tr_program_fixed |
+ } |
+ if {$statement_type == "INSERT"} { |
+ regsub -all old\.a $tr_program_fixed {''} tr_program_fixed |
+ regsub -all old\.b $tr_program_fixed {''} tr_program_fixed |
+ regsub -all old\.c $tr_program_fixed {''} tr_program_fixed |
+ } |
+ |
+ |
+ set tr_program_cooked $tr_program |
+ regsub -all new\.a $tr_program_cooked $newA tr_program_cooked |
+ regsub -all new\.b $tr_program_cooked $newB tr_program_cooked |
+ regsub -all new\.c $tr_program_cooked $newC tr_program_cooked |
+ regsub -all old\.a $tr_program_cooked $oldA tr_program_cooked |
+ regsub -all old\.b $tr_program_cooked $oldB tr_program_cooked |
+ regsub -all old\.c $tr_program_cooked $oldC tr_program_cooked |
+ |
+ catchsql { |
+ DROP TABLE tbl; |
+ DROP TABLE log; |
+ } |
+ |
+ execsql { |
+ CREATE TABLE tbl(a PRIMARY KEY, b, c); |
+ CREATE TABLE log(a, b, c); |
+ } |
+ |
+ set query {SELECT * FROM tbl; SELECT * FROM log;} |
+ set prep "$prep; INSERT INTO log VALUES(1, 2, 3);\ |
+ INSERT INTO log VALUES(10, 20, 30);" |
+ |
+# Check execution of BEFORE programs: |
+ |
+ set before_data [ execsql "$prep $tr_program_cooked $statement $query" ] |
+ |
+ execsql "DELETE FROM tbl; DELETE FROM log; $prep"; |
+ execsql "CREATE TRIGGER the_trigger BEFORE [string range $statement 0 6]\ |
+ ON tbl BEGIN $tr_program_fixed END;" |
+ |
+ do_test trigger2-2.$ii-before "execsql {$statement $query}" $before_data |
+ |
+ execsql "DROP TRIGGER the_trigger;" |
+ execsql "DELETE FROM tbl; DELETE FROM log;" |
+ |
+# Check execution of AFTER programs |
+ set after_data [ execsql "$prep $statement $tr_program_cooked $query" ] |
+ |
+ execsql "DELETE FROM tbl; DELETE FROM log; $prep"; |
+ execsql "CREATE TRIGGER the_trigger AFTER [string range $statement 0 6]\ |
+ ON tbl BEGIN $tr_program_fixed END;" |
+ |
+ do_test trigger2-2.$ii-after "execsql {$statement $query}" $after_data |
+ execsql "DROP TRIGGER the_trigger;" |
+ |
+ integrity_check trigger2-2.$ii-integrity |
+ } |
+} |
+catchsql { |
+ DROP TABLE tbl; |
+ DROP TABLE log; |
+} |
+ |
+# 3. |
+ |
+# trigger2-3.1: UPDATE OF triggers |
+execsql { |
+ CREATE TABLE tbl (a, b, c, d); |
+ CREATE TABLE log (a); |
+ INSERT INTO log VALUES (0); |
+ INSERT INTO tbl VALUES (0, 0, 0, 0); |
+ INSERT INTO tbl VALUES (1, 0, 0, 0); |
+ CREATE TRIGGER tbl_after_update_cd BEFORE UPDATE OF c, d ON tbl |
+ BEGIN |
+ UPDATE log SET a = a + 1; |
+ END; |
+} |
+do_test trigger2-3.1 { |
+ execsql { |
+ UPDATE tbl SET b = 1, c = 10; -- 2 |
+ UPDATE tbl SET b = 10; -- 0 |
+ UPDATE tbl SET d = 4 WHERE a = 0; --1 |
+ UPDATE tbl SET a = 4, b = 10; --0 |
+ SELECT * FROM log; |
+ } |
+} {3} |
+execsql { |
+ DROP TABLE tbl; |
+ DROP TABLE log; |
+} |
+ |
+# trigger2-3.2: WHEN clause |
+set when_triggers [list {t1 BEFORE INSERT ON tbl WHEN new.a > 20}] |
+ifcapable subquery { |
+ lappend when_triggers \ |
+ {t2 BEFORE INSERT ON tbl WHEN (SELECT count(*) FROM tbl) = 0} |
+} |
+ |
+execsql { |
+ CREATE TABLE tbl (a, b, c, d); |
+ CREATE TABLE log (a); |
+ INSERT INTO log VALUES (0); |
+} |
+ |
+foreach trig $when_triggers { |
+ execsql "CREATE TRIGGER $trig BEGIN UPDATE log set a = a + 1; END;" |
+} |
+ |
+ifcapable subquery { |
+ set t232 {1 0 1} |
+} else { |
+ set t232 {0 0 1} |
+} |
+do_test trigger2-3.2 { |
+ execsql { |
+ |
+ INSERT INTO tbl VALUES(0, 0, 0, 0); -- 1 (ifcapable subquery) |
+ SELECT * FROM log; |
+ UPDATE log SET a = 0; |
+ |
+ INSERT INTO tbl VALUES(0, 0, 0, 0); -- 0 |
+ SELECT * FROM log; |
+ UPDATE log SET a = 0; |
+ |
+ INSERT INTO tbl VALUES(200, 0, 0, 0); -- 1 |
+ SELECT * FROM log; |
+ UPDATE log SET a = 0; |
+ } |
+} $t232 |
+execsql { |
+ DROP TABLE tbl; |
+ DROP TABLE log; |
+} |
+integrity_check trigger2-3.3 |
+ |
+# Simple cascaded trigger |
+execsql { |
+ CREATE TABLE tblA(a, b); |
+ CREATE TABLE tblB(a, b); |
+ CREATE TABLE tblC(a, b); |
+ |
+ CREATE TRIGGER tr1 BEFORE INSERT ON tblA BEGIN |
+ INSERT INTO tblB values(new.a, new.b); |
+ END; |
+ |
+ CREATE TRIGGER tr2 BEFORE INSERT ON tblB BEGIN |
+ INSERT INTO tblC values(new.a, new.b); |
+ END; |
+} |
+do_test trigger2-4.1 { |
+ execsql { |
+ INSERT INTO tblA values(1, 2); |
+ SELECT * FROM tblA; |
+ SELECT * FROM tblB; |
+ SELECT * FROM tblC; |
+ } |
+} {1 2 1 2 1 2} |
+execsql { |
+ DROP TABLE tblA; |
+ DROP TABLE tblB; |
+ DROP TABLE tblC; |
+} |
+ |
+# Simple recursive trigger |
+execsql { |
+ CREATE TABLE tbl(a, b, c); |
+ CREATE TRIGGER tbl_trig BEFORE INSERT ON tbl |
+ BEGIN |
+ INSERT INTO tbl VALUES (new.a, new.b, new.c); |
+ END; |
+} |
+do_test trigger2-4.2 { |
+ execsql { |
+ INSERT INTO tbl VALUES (1, 2, 3); |
+ select * from tbl; |
+ } |
+} {1 2 3 1 2 3} |
+execsql { |
+ DROP TABLE tbl; |
+} |
+ |
+# 5. |
+execsql { |
+ CREATE TABLE tbl(a, b, c); |
+ CREATE TRIGGER tbl_trig BEFORE INSERT ON tbl |
+ BEGIN |
+ INSERT INTO tbl VALUES (1, 2, 3); |
+ INSERT INTO tbl VALUES (2, 2, 3); |
+ UPDATE tbl set b = 10 WHERE a = 1; |
+ DELETE FROM tbl WHERE a = 1; |
+ DELETE FROM tbl; |
+ END; |
+} |
+do_test trigger2-5 { |
+ execsql { |
+ INSERT INTO tbl VALUES(100, 200, 300); |
+ } |
+ db changes |
+} {1} |
+execsql { |
+ DROP TABLE tbl; |
+} |
+ |
+ifcapable conflict { |
+ # Handling of ON CONFLICT by INSERT statements inside triggers |
+ execsql { |
+ CREATE TABLE tbl (a primary key, b, c); |
+ CREATE TRIGGER ai_tbl AFTER INSERT ON tbl BEGIN |
+ INSERT OR IGNORE INTO tbl values (new.a, 0, 0); |
+ END; |
+ } |
+ do_test trigger2-6.1a { |
+ execsql { |
+ BEGIN; |
+ INSERT INTO tbl values (1, 2, 3); |
+ SELECT * from tbl; |
+ } |
+ } {1 2 3} |
+ do_test trigger2-6.1b { |
+ catchsql { |
+ INSERT OR ABORT INTO tbl values (2, 2, 3); |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.1c { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {1 2 3} |
+ do_test trigger2-6.1d { |
+ catchsql { |
+ INSERT OR FAIL INTO tbl values (2, 2, 3); |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.1e { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {1 2 3 2 2 3} |
+ do_test trigger2-6.1f { |
+ execsql { |
+ INSERT OR REPLACE INTO tbl values (2, 2, 3); |
+ SELECT * from tbl; |
+ } |
+ } {1 2 3 2 0 0} |
+ do_test trigger2-6.1g { |
+ catchsql { |
+ INSERT OR ROLLBACK INTO tbl values (3, 2, 3); |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.1h { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {} |
+ execsql {DELETE FROM tbl} |
+ |
+ |
+ # Handling of ON CONFLICT by UPDATE statements inside triggers |
+ execsql { |
+ INSERT INTO tbl values (4, 2, 3); |
+ INSERT INTO tbl values (6, 3, 4); |
+ CREATE TRIGGER au_tbl AFTER UPDATE ON tbl BEGIN |
+ UPDATE OR IGNORE tbl SET a = new.a, c = 10; |
+ END; |
+ } |
+ do_test trigger2-6.2a { |
+ execsql { |
+ BEGIN; |
+ UPDATE tbl SET a = 1 WHERE a = 4; |
+ SELECT * from tbl; |
+ } |
+ } {1 2 10 6 3 4} |
+ do_test trigger2-6.2b { |
+ catchsql { |
+ UPDATE OR ABORT tbl SET a = 4 WHERE a = 1; |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.2c { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {1 2 10 6 3 4} |
+ do_test trigger2-6.2d { |
+ catchsql { |
+ UPDATE OR FAIL tbl SET a = 4 WHERE a = 1; |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.2e { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {4 2 10 6 3 4} |
+ do_test trigger2-6.2f.1 { |
+ execsql { |
+ UPDATE OR REPLACE tbl SET a = 1 WHERE a = 4; |
+ SELECT * from tbl; |
+ } |
+ } {1 3 10} |
+ do_test trigger2-6.2f.2 { |
+ execsql { |
+ INSERT INTO tbl VALUES (2, 3, 4); |
+ SELECT * FROM tbl; |
+ } |
+ } {1 3 10 2 3 4} |
+ do_test trigger2-6.2g { |
+ catchsql { |
+ UPDATE OR ROLLBACK tbl SET a = 4 WHERE a = 1; |
+ } |
+ } {1 {UNIQUE constraint failed: tbl.a}} |
+ do_test trigger2-6.2h { |
+ execsql { |
+ SELECT * from tbl; |
+ } |
+ } {4 2 3 6 3 4} |
+ execsql { |
+ DROP TABLE tbl; |
+ } |
+} ; # ifcapable conflict |
+ |
+# 7. Triggers on views |
+ifcapable view { |
+ |
+do_test trigger2-7.1 { |
+ execsql { |
+ CREATE TABLE ab(a, b); |
+ CREATE TABLE cd(c, d); |
+ INSERT INTO ab VALUES (1, 2); |
+ INSERT INTO ab VALUES (0, 0); |
+ INSERT INTO cd VALUES (3, 4); |
+ |
+ CREATE TABLE tlog(ii INTEGER PRIMARY KEY, |
+ olda, oldb, oldc, oldd, newa, newb, newc, newd); |
+ |
+ CREATE VIEW abcd AS SELECT a, b, c, d FROM ab, cd; |
+ |
+ CREATE TRIGGER before_update INSTEAD OF UPDATE ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ old.a, old.b, old.c, old.d, new.a, new.b, new.c, new.d); |
+ END; |
+ CREATE TRIGGER after_update INSTEAD OF UPDATE ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ old.a, old.b, old.c, old.d, new.a, new.b, new.c, new.d); |
+ END; |
+ |
+ CREATE TRIGGER before_delete INSTEAD OF DELETE ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ old.a, old.b, old.c, old.d, 0, 0, 0, 0); |
+ END; |
+ CREATE TRIGGER after_delete INSTEAD OF DELETE ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ old.a, old.b, old.c, old.d, 0, 0, 0, 0); |
+ END; |
+ |
+ CREATE TRIGGER before_insert INSTEAD OF INSERT ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ 0, 0, 0, 0, new.a, new.b, new.c, new.d); |
+ END; |
+ CREATE TRIGGER after_insert INSTEAD OF INSERT ON abcd BEGIN |
+ INSERT INTO tlog VALUES(NULL, |
+ 0, 0, 0, 0, new.a, new.b, new.c, new.d); |
+ END; |
+ } |
+} {}; |
+ |
+do_test trigger2-7.2 { |
+ execsql { |
+ UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; |
+ DELETE FROM abcd WHERE a = 1; |
+ INSERT INTO abcd VALUES(10, 20, 30, 40); |
+ SELECT * FROM tlog; |
+ } |
+} [ list 1 1 2 3 4 100 25 3 4 \ |
+ 2 1 2 3 4 100 25 3 4 \ |
+ 3 1 2 3 4 0 0 0 0 \ |
+ 4 1 2 3 4 0 0 0 0 \ |
+ 5 0 0 0 0 10 20 30 40 \ |
+ 6 0 0 0 0 10 20 30 40 ] |
+ |
+do_test trigger2-7.3 { |
+ execsql { |
+ DELETE FROM tlog; |
+ INSERT INTO abcd VALUES(10, 20, 30, 40); |
+ UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; |
+ DELETE FROM abcd WHERE a = 1; |
+ SELECT * FROM tlog; |
+ } |
+} [ list \ |
+ 1 0 0 0 0 10 20 30 40 \ |
+ 2 0 0 0 0 10 20 30 40 \ |
+ 3 1 2 3 4 100 25 3 4 \ |
+ 4 1 2 3 4 100 25 3 4 \ |
+ 5 1 2 3 4 0 0 0 0 \ |
+ 6 1 2 3 4 0 0 0 0 \ |
+] |
+do_test trigger2-7.4 { |
+ execsql { |
+ DELETE FROM tlog; |
+ DELETE FROM abcd WHERE a = 1; |
+ INSERT INTO abcd VALUES(10, 20, 30, 40); |
+ UPDATE abcd SET a = 100, b = 5*5 WHERE a = 1; |
+ SELECT * FROM tlog; |
+ } |
+} [ list \ |
+ 1 1 2 3 4 0 0 0 0 \ |
+ 2 1 2 3 4 0 0 0 0 \ |
+ 3 0 0 0 0 10 20 30 40 \ |
+ 4 0 0 0 0 10 20 30 40 \ |
+ 5 1 2 3 4 100 25 3 4 \ |
+ 6 1 2 3 4 100 25 3 4 \ |
+] |
+ |
+do_test trigger2-8.1 { |
+ execsql { |
+ CREATE TABLE t1(a,b,c); |
+ INSERT INTO t1 VALUES(1,2,3); |
+ CREATE VIEW v1 AS |
+ SELECT a+b AS x, b+c AS y, a+c AS z FROM t1; |
+ SELECT * FROM v1; |
+ } |
+} {3 5 4} |
+do_test trigger2-8.2 { |
+ execsql { |
+ CREATE TABLE v1log(a,b,c,d,e,f); |
+ CREATE TRIGGER r1 INSTEAD OF DELETE ON v1 BEGIN |
+ INSERT INTO v1log VALUES(OLD.x,NULL,OLD.y,NULL,OLD.z,NULL); |
+ END; |
+ DELETE FROM v1 WHERE x=1; |
+ SELECT * FROM v1log; |
+ } |
+} {} |
+do_test trigger2-8.3 { |
+ execsql { |
+ DELETE FROM v1 WHERE x=3; |
+ SELECT * FROM v1log; |
+ } |
+} {3 {} 5 {} 4 {}} |
+do_test trigger2-8.4 { |
+ execsql { |
+ INSERT INTO t1 VALUES(4,5,6); |
+ DELETE FROM v1log; |
+ DELETE FROM v1 WHERE y=11; |
+ SELECT * FROM v1log; |
+ } |
+} {9 {} 11 {} 10 {}} |
+do_test trigger2-8.5 { |
+ execsql { |
+ CREATE TRIGGER r2 INSTEAD OF INSERT ON v1 BEGIN |
+ INSERT INTO v1log VALUES(NULL,NEW.x,NULL,NEW.y,NULL,NEW.z); |
+ END; |
+ DELETE FROM v1log; |
+ INSERT INTO v1 VALUES(1,2,3); |
+ SELECT * FROM v1log; |
+ } |
+} {{} 1 {} 2 {} 3} |
+do_test trigger2-8.6 { |
+ execsql { |
+ CREATE TRIGGER r3 INSTEAD OF UPDATE ON v1 BEGIN |
+ INSERT INTO v1log VALUES(OLD.x,NEW.x,OLD.y,NEW.y,OLD.z,NEW.z); |
+ END; |
+ DELETE FROM v1log; |
+ UPDATE v1 SET x=x+100, y=y+200, z=z+300; |
+ SELECT * FROM v1log; |
+ } |
+} {3 103 5 205 4 304 9 109 11 211 10 310} |
+ |
+# At one point the following was causing a segfault. |
+do_test trigger2-9.1 { |
+ execsql { |
+ CREATE TABLE t3(a TEXT, b TEXT); |
+ CREATE VIEW v3 AS SELECT t3.a FROM t3; |
+ CREATE TRIGGER trig1 INSTEAD OF DELETE ON v3 BEGIN |
+ SELECT 1; |
+ END; |
+ DELETE FROM v3 WHERE a = 1; |
+ } |
+} {} |
+ |
+} ;# ifcapable view |
+ |
+integrity_check trigger2-9.9 |
+ |
+finish_test |