1# 2011 May 06 2# 3# The author disclaims copyright to this source code. In place of 4# a legal notice, here is a blessing: 5# 6# May you do good and not evil. 7# May you find forgiveness for yourself and forgive others. 8# May you share freely, never taking more than you give. 9# 10#*********************************************************************** 11# 12 13set testdir [file dirname $argv0] 14source $testdir/tester.tcl 15set testprefix e_totalchanges 16 17# Like [do_execsql_test], except it appends the value returned by 18# [db total_changes] to the result of executing the SQL script. 19# 20proc do_tc_test {tn sql res} { 21 uplevel [list \ 22 do_test $tn "concat \[execsql {$sql}\] \[db total_changes\]" $res 23 ] 24} 25 26do_execsql_test 1.0 { 27 CREATE TABLE t1(a, b); 28 CREATE INDEX t1_b ON t1(b); 29 CREATE TABLE t2(x, y, PRIMARY KEY(x, y)) WITHOUT ROWID; 30 CREATE INDEX t2_y ON t2(y); 31} 32 33 34#-------------------------------------------------------------------------- 35# EVIDENCE-OF: R-65438-26258 This function returns the total number of 36# rows inserted, modified or deleted by all INSERT, UPDATE or DELETE 37# statements completed since the database connection was opened, 38# including those executed as part of trigger programs. 39# 40# 1.1.*: different types of I/U/D statements, 41# 1.2.*: trigger programs. 42# 43do_tc_test 1.1.1 { 44 INSERT INTO t1 VALUES(1, 2); 45 INSERT INTO t1 VALUES(3, 4); 46 UPDATE t1 SET a = a+1; 47 DELETE FROM t1; 48} {6} 49do_tc_test 1.1.2 { 50 DELETE FROM t1 51} {6} 52 53do_tc_test 1.1.3 { 54 WITH data(a,b) AS ( 55 SELECT 0, 0 UNION ALL SELECT a+1, b+1 FROM data WHERE a<99 56 ) 57 INSERT INTO t1 SELECT * FROM data; 58} {106} 59 60do_tc_test 1.1.4 { 61 INSERT INTO t2 SELECT * FROM t1 WHERE a<50; 62 UPDATE t2 SET y=y+1; 63} {206} 64 65do_tc_test 1.1.5 { 66 DELETE FROM t2 WHERE y<=25 67} {231} 68 69do_execsql_test 1.2.1 { 70 DELETE FROM t1; 71 DELETE FROM t2; 72} 73sqlite3 db test.db ; # To reset total_changes 74do_tc_test 1.2.2 { 75 CREATE TABLE log(detail); 76 CREATE TRIGGER t1_after_insert AFTER INSERT ON t1 BEGIN 77 INSERT INTO log VALUES('inserted into t1'); 78 END; 79 80 CREATE TRIGGER t1_before_delete BEFORE DELETE ON t1 BEGIN 81 INSERT INTO log VALUES('deleting from t1'); 82 INSERT INTO log VALUES('here we go!'); 83 END; 84 85 CREATE TRIGGER t1_after_update AFTER UPDATE ON t1 BEGIN 86 INSERT INTO log VALUES('update'); 87 DELETE FROM log; 88 END; 89 90 INSERT INTO t1 VALUES('a', 'b'); -- 1 + 1 91 UPDATE t1 SET b='c'; -- 1 + 1 + 2 92 DELETE FROM t1; -- 1 + 1 + 1 93} {9} 94 95#-------------------------------------------------------------------------- 96# EVIDENCE-OF: R-61766-15253 Executing any other type of SQL statement 97# does not affect the value returned by sqlite3_total_changes(). 98do_tc_test 2.1 { 99 INSERT INTO t1 VALUES(1, 2), (3, 4); 100 INSERT INTO t2 VALUES(1, 2), (3, 4); 101} {15} 102do_tc_test 2.2 { 103 SELECT count(*) FROM t1; 104} {2 15} 105do_tc_test 2.3 { 106 CREATE TABLE t4(a, b); 107 ALTER TABLE t4 ADD COLUMN c; 108 CREATE INDEX i4 ON t4(c); 109 ALTER TABLE t4 RENAME TO t5; 110 ANALYZE; 111 BEGIN; 112 DROP TABLE t2; 113 ROLLBACK; 114 VACUUM; 115} {15} 116 117 118#-------------------------------------------------------------------------- 119# EVIDENCE-OF: R-36043-10590 Changes made as part of foreign key 120# actions are included in the count, but those made as part of REPLACE 121# constraint resolution are not. 122# 123# 3.1.*: foreign key actions 124# 3.2.*: REPLACE constraints. 125# 126sqlite3 db test.db ; # To reset total_changes 127do_tc_test 3.1.1 { 128 CREATE TABLE p1(c PRIMARY KEY, d); 129 CREATE TABLE c1(a, b, FOREIGN KEY(a) REFERENCES p1 ON DELETE SET NULL); 130 CREATE TABLE c2(a, b, FOREIGN KEY(a) REFERENCES p1 ON DELETE CASCADE); 131 CREATE TABLE c3(a, b, FOREIGN KEY(a) REFERENCES p1 ON DELETE SET DEFAULT); 132 133 INSERT INTO p1 VALUES(1, 'one'); 134 INSERT INTO p1 VALUES(2, 'two'); 135 INSERT INTO p1 VALUES(3, 'three'); 136 INSERT INTO p1 VALUES(4, 'four'); 137 138 INSERT INTO c1 VALUES(1, 'i'); 139 INSERT INTO c2 VALUES(2, 'ii'); 140 INSERT INTO c3 VALUES(3, 'iii'); 141 PRAGMA foreign_keys = ON; 142} {7} 143 144do_tc_test 3.1.2 { DELETE FROM p1 WHERE c=1; } {9} 145do_tc_test 3.1.3 { DELETE FROM p1 WHERE c=2; } {11} 146do_tc_test 3.1.4 { DELETE FROM p1 WHERE c=3; } {13} 147do_tc_test 3.1.5 { DELETE FROM p1 WHERE c=4; } {14} ; # only 1 this time. 148 149sqlite3 db test.db ; # To reset total_changes 150do_tc_test 3.1.6 { 151 DROP TABLE c1; 152 DROP TABLE c2; 153 DROP TABLE c3; 154 CREATE TABLE c1(a, b, FOREIGN KEY(a) REFERENCES p1 ON UPDATE SET NULL); 155 CREATE TABLE c2(a, b, FOREIGN KEY(a) REFERENCES p1 ON UPDATE CASCADE); 156 CREATE TABLE c3(a, b, FOREIGN KEY(a) REFERENCES p1 ON UPDATE SET DEFAULT); 157 158 INSERT INTO p1 VALUES(1, 'one'); 159 INSERT INTO p1 VALUES(2, 'two'); 160 INSERT INTO p1 VALUES(3, 'three'); 161 INSERT INTO p1 VALUES(4, 'four'); 162 163 INSERT INTO c1 VALUES(1, 'i'); 164 INSERT INTO c2 VALUES(2, 'ii'); 165 INSERT INTO c3 VALUES(3, 'iii'); 166 PRAGMA foreign_keys = ON; 167} {7} 168 169do_tc_test 3.1.7 { UPDATE p1 SET c=c+4 WHERE c=1; } {9} 170do_tc_test 3.1.8 { UPDATE p1 SET c=c+4 WHERE c=2; } {11} 171do_tc_test 3.1.9 { UPDATE p1 SET c=c+4 WHERE c=3; } {13} 172do_tc_test 3.1.10 { UPDATE p1 SET c=c+4 WHERE c=4; } {14} ; # only 1 this time. 173 174sqlite3 db test.db ; # To reset total_changes 175do_tc_test 3.2.1 { 176 CREATE TABLE t3(a UNIQUE, b UNIQUE); 177 INSERT INTO t3 VALUES('one', 'one'); 178 INSERT INTO t3 VALUES('two', 'two'); 179 INSERT OR REPLACE INTO t3 VALUES('one', 'two'); 180} {3} 181 182do_tc_test 3.2.2 { 183 INSERT INTO t3 VALUES('three', 'one'); 184 UPDATE OR REPLACE t3 SET b='two' WHERE b='one'; 185 SELECT * FROM t3; 186} {three two 5} 187 188#-------------------------------------------------------------------------- 189# EVIDENCE-OF: R-54872-08741 Changes to a view that are intercepted by 190# INSTEAD OF triggers are not counted. 191# 192sqlite3 db test.db ; # To reset total_changes 193do_tc_test 4.1 { 194 CREATE TABLE t6(x); 195 CREATE VIEW v1 AS SELECT * FROM t6; 196 CREATE TRIGGER v1_tr1 INSTEAD OF INSERT ON v1 BEGIN 197 SELECT 'no-op'; 198 END; 199 200 INSERT INTO v1 VALUES('a'); 201 INSERT INTO v1 VALUES('b'); 202} {0} 203do_tc_test 4.2 { 204 CREATE TRIGGER v1_tr2 INSTEAD OF INSERT ON v1 BEGIN 205 INSERT INTO t6 VALUES(new.x); 206 END; 207 208 INSERT INTO v1 VALUES('c'); 209 INSERT INTO v1 VALUES('d'); 210} {2} 211 212 213finish_test 214