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| 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 | |
| 13 set testdir [file dirname $argv0] | |
| 14 source $testdir/tester.tcl | |
| 15 set 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 # | |
| 20 proc do_tc_test {tn sql res} { | |
| 21 uplevel [list \ | |
| 22 do_test $tn "concat \[execsql {$sql}\] \[db total_changes\]" $res | |
| 23 ] | |
| 24 } | |
| 25 | |
| 26 do_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 # | |
| 43 do_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} | |
| 49 do_tc_test 1.1.2 { | |
| 50 DELETE FROM t1 | |
| 51 } {6} | |
| 52 | |
| 53 do_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 | |
| 60 do_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 | |
| 65 do_tc_test 1.1.5 { | |
| 66 DELETE FROM t2 WHERE y<=25 | |
| 67 } {231} | |
| 68 | |
| 69 do_execsql_test 1.2.1 { | |
| 70 DELETE FROM t1; | |
| 71 DELETE FROM t2; | |
| 72 } | |
| 73 sqlite3 db test.db ; # To reset total_changes | |
| 74 do_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(). | |
| 98 do_tc_test 2.1 { | |
| 99 INSERT INTO t1 VALUES(1, 2), (3, 4); | |
| 100 INSERT INTO t2 VALUES(1, 2), (3, 4); | |
| 101 } {15} | |
| 102 do_tc_test 2.2 { | |
| 103 SELECT count(*) FROM t1; | |
| 104 } {2 15} | |
| 105 do_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 # | |
| 126 sqlite3 db test.db ; # To reset total_changes | |
| 127 do_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 | |
| 144 do_tc_test 3.1.2 { DELETE FROM p1 WHERE c=1; } {9} | |
| 145 do_tc_test 3.1.3 { DELETE FROM p1 WHERE c=2; } {11} | |
| 146 do_tc_test 3.1.4 { DELETE FROM p1 WHERE c=3; } {13} | |
| 147 do_tc_test 3.1.5 { DELETE FROM p1 WHERE c=4; } {14} ; # only 1 this time. | |
| 148 | |
| 149 sqlite3 db test.db ; # To reset total_changes | |
| 150 do_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 | |
| 169 do_tc_test 3.1.7 { UPDATE p1 SET c=c+4 WHERE c=1; } {9} | |
| 170 do_tc_test 3.1.8 { UPDATE p1 SET c=c+4 WHERE c=2; } {11} | |
| 171 do_tc_test 3.1.9 { UPDATE p1 SET c=c+4 WHERE c=3; } {13} | |
| 172 do_tc_test 3.1.10 { UPDATE p1 SET c=c+4 WHERE c=4; } {14} ; # only 1 this time. | |
| 173 | |
| 174 sqlite3 db test.db ; # To reset total_changes | |
| 175 do_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 | |
| 182 do_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 # | |
| 192 sqlite3 db test.db ; # To reset total_changes | |
| 193 do_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} | |
| 203 do_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 | |
| 213 finish_test | |
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