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| 1 # 2009 December 29 | |
| 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 # Verify that when columns named "rowid", "oid", and "_rowid_" appear | |
| 13 # in a table as ordinary columns (not as the INTEGER PRIMARY KEY) then | |
| 14 # the use of these columns in triggers will refer to the column and not | |
| 15 # to the actual ROWID. Ticket [34d2ae1c6d08b5271ba5e5592936d4a1d913ffe3] | |
| 16 # | |
| 17 # Also, verify that triggers created like this: | |
| 18 # | |
| 19 # CREATE TRIGGER attached.trig AFTER INSERT ON attached.tab ... | |
| 20 # | |
| 21 # can be reparsed as a main database. Ticket [d6ddba6706353915ceedc56b4e3] | |
| 22 # | |
| 23 | |
| 24 set testdir [file dirname $argv0] | |
| 25 source $testdir/tester.tcl | |
| 26 ifcapable {!trigger} { | |
| 27 finish_test | |
| 28 return | |
| 29 } | |
| 30 | |
| 31 # Triggers on tables where the table has ordinary columns named | |
| 32 # rowid, oid, and _rowid_. | |
| 33 # | |
| 34 do_test triggerD-1.1 { | |
| 35 db eval { | |
| 36 CREATE TABLE t1(rowid, oid, _rowid_, x); | |
| 37 CREATE TABLE log(a,b,c,d,e); | |
| 38 CREATE TRIGGER r1 BEFORE INSERT ON t1 BEGIN | |
| 39 INSERT INTO log VALUES('r1', new.rowid, new.oid, new._rowid_, new.x); | |
| 40 END; | |
| 41 CREATE TRIGGER r2 AFTER INSERT ON t1 BEGIN | |
| 42 INSERT INTO log VALUES('r2', new.rowid, new.oid, new._rowid_, new.x); | |
| 43 END; | |
| 44 CREATE TRIGGER r3 BEFORE UPDATE ON t1 BEGIN | |
| 45 INSERT INTO log VALUES('r3.old', old.rowid, old.oid, old._rowid_, old.x); | |
| 46 INSERT INTO log VALUES('r3.new', new.rowid, new.oid, new._rowid_, new.x); | |
| 47 END; | |
| 48 CREATE TRIGGER r4 AFTER UPDATE ON t1 BEGIN | |
| 49 INSERT INTO log VALUES('r4.old', old.rowid, old.oid, old._rowid_, old.x); | |
| 50 INSERT INTO log VALUES('r4.new', new.rowid, new.oid, new._rowid_, new.x); | |
| 51 END; | |
| 52 CREATE TRIGGER r5 BEFORE DELETE ON t1 BEGIN | |
| 53 INSERT INTO log VALUES('r5', old.rowid, old.oid, old._rowid_, old.x); | |
| 54 END; | |
| 55 CREATE TRIGGER r6 AFTER DELETE ON t1 BEGIN | |
| 56 INSERT INTO log VALUES('r6', old.rowid, old.oid, old._rowid_, old.x); | |
| 57 END; | |
| 58 } | |
| 59 } {} | |
| 60 do_test triggerD-1.2 { | |
| 61 db eval { | |
| 62 INSERT INTO t1 VALUES(100,200,300,400); | |
| 63 SELECT * FROM log | |
| 64 } | |
| 65 } {r1 100 200 300 400 r2 100 200 300 400} | |
| 66 do_test triggerD-1.3 { | |
| 67 db eval { | |
| 68 DELETE FROM log; | |
| 69 UPDATE t1 SET rowid=rowid+1; | |
| 70 SELECT * FROM log | |
| 71 } | |
| 72 } {r3.old 100 200 300 400 r3.new 101 200 300 400 r4.old 100 200 300 400 r4.new 1
01 200 300 400} | |
| 73 do_test triggerD-1.4 { | |
| 74 db eval { | |
| 75 DELETE FROM log; | |
| 76 DELETE FROM t1; | |
| 77 SELECT * FROM log | |
| 78 } | |
| 79 } {r5 101 200 300 400 r6 101 200 300 400} | |
| 80 | |
| 81 # Triggers on tables where the table does not have ordinary columns named | |
| 82 # rowid, oid, and _rowid_. | |
| 83 # | |
| 84 do_test triggerD-2.1 { | |
| 85 db eval { | |
| 86 DROP TABLE t1; | |
| 87 CREATE TABLE t1(w,x,y,z); | |
| 88 CREATE TRIGGER r1 BEFORE INSERT ON t1 BEGIN | |
| 89 INSERT INTO log VALUES('r1', new.rowid, new.oid, new._rowid_, new.x); | |
| 90 END; | |
| 91 CREATE TRIGGER r2 AFTER INSERT ON t1 BEGIN | |
| 92 INSERT INTO log VALUES('r2', new.rowid, new.oid, new._rowid_, new.x); | |
| 93 END; | |
| 94 CREATE TRIGGER r3 BEFORE UPDATE ON t1 BEGIN | |
| 95 INSERT INTO log VALUES('r3.old', old.rowid, old.oid, old._rowid_, old.x); | |
| 96 INSERT INTO log VALUES('r3.new', new.rowid, new.oid, new._rowid_, new.x); | |
| 97 END; | |
| 98 CREATE TRIGGER r4 AFTER UPDATE ON t1 BEGIN | |
| 99 INSERT INTO log VALUES('r4.old', old.rowid, old.oid, old._rowid_, old.x); | |
| 100 INSERT INTO log VALUES('r4.new', new.rowid, new.oid, new._rowid_, new.x); | |
| 101 END; | |
| 102 CREATE TRIGGER r5 BEFORE DELETE ON t1 BEGIN | |
| 103 INSERT INTO log VALUES('r5', old.rowid, old.oid, old._rowid_, old.x); | |
| 104 END; | |
| 105 CREATE TRIGGER r6 AFTER DELETE ON t1 BEGIN | |
| 106 INSERT INTO log VALUES('r6', old.rowid, old.oid, old._rowid_, old.x); | |
| 107 END; | |
| 108 } | |
| 109 } {} | |
| 110 do_test triggerD-2.2 { | |
| 111 db eval { | |
| 112 DELETE FROM log; | |
| 113 INSERT INTO t1 VALUES(100,200,300,400); | |
| 114 SELECT * FROM log; | |
| 115 } | |
| 116 } {r1 -1 -1 -1 200 r2 1 1 1 200} | |
| 117 do_test triggerD-2.3 { | |
| 118 db eval { | |
| 119 DELETE FROM log; | |
| 120 UPDATE t1 SET x=x+1; | |
| 121 SELECT * FROM log | |
| 122 } | |
| 123 } {r3.old 1 1 1 200 r3.new 1 1 1 201 r4.old 1 1 1 200 r4.new 1 1 1 201} | |
| 124 do_test triggerD-2.4 { | |
| 125 db eval { | |
| 126 DELETE FROM log; | |
| 127 DELETE FROM t1; | |
| 128 SELECT * FROM log | |
| 129 } | |
| 130 } {r5 1 1 1 201 r6 1 1 1 201} | |
| 131 | |
| 132 | |
| 133 ########################################################################### | |
| 134 # | |
| 135 # Ticket [985771e1161200ae5eac3162686ea6711c035d08]: | |
| 136 # | |
| 137 # When both a main database table and a TEMP table have the same name, | |
| 138 # and a main database trigge is created on the main table, the trigger | |
| 139 # is incorrectly bound to the TEMP table. For example: | |
| 140 # | |
| 141 # CREATE TABLE t1(x); | |
| 142 # CREATE TEMP TABLE t1(x); | |
| 143 # CREATE TABLE t2(z); | |
| 144 # CREATE TRIGGER main.r1 AFTER INSERT ON t1 BEGIN | |
| 145 # INSERT INTO t2 VALUES(10000 + new.x); | |
| 146 # END; | |
| 147 # INSERT INTO main.t1 VALUES(3); | |
| 148 # INSERT INTO temp.t1 VALUES(4); | |
| 149 # SELECT * FROM t2; | |
| 150 # | |
| 151 # The r1 trigger fires when the value 4 is inserted into the temp.t1 | |
| 152 # table, rather than when value 3 is inserted into main.t1. | |
| 153 # | |
| 154 do_test triggerD-3.1 { | |
| 155 db eval { | |
| 156 CREATE TABLE t300(x); | |
| 157 CREATE TEMP TABLE t300(x); | |
| 158 CREATE TABLE t301(y); | |
| 159 CREATE TRIGGER main.r300 AFTER INSERT ON t300 BEGIN | |
| 160 INSERT INTO t301 VALUES(10000 + new.x); | |
| 161 END; | |
| 162 INSERT INTO main.t300 VALUES(3); | |
| 163 INSERT INTO temp.t300 VALUES(4); | |
| 164 SELECT * FROM t301; | |
| 165 } | |
| 166 } {10003} | |
| 167 do_test triggerD-3.2 { | |
| 168 db eval { | |
| 169 DELETE FROM t301; | |
| 170 CREATE TRIGGER temp.r301 AFTER INSERT ON t300 BEGIN | |
| 171 INSERT INTO t301 VALUES(20000 + new.x); | |
| 172 END; | |
| 173 INSERT INTO main.t300 VALUES(3); | |
| 174 INSERT INTO temp.t300 VALUES(4); | |
| 175 SELECT * FROM t301; | |
| 176 } | |
| 177 } {10003 20004} | |
| 178 | |
| 179 | |
| 180 ############################################################################# | |
| 181 # | |
| 182 # Ticket [d6ddba6706353915ceedc56b4e3e72ecb4d77ba4] | |
| 183 # | |
| 184 # The following syntax really should not be allowed: | |
| 185 # | |
| 186 # CREATE TRIGGER xyz.trig BEFORE UPDATE ON xyz.tab BEGIN ... | |
| 187 # | |
| 188 # But a long-standing bug does allow it. And the "xyz.tab" slips into | |
| 189 # the sqlite_master table. We cannot fix the bug simply by disallowing | |
| 190 # "xyz.tab" since that could break legacy applications. We have to | |
| 191 # fix the system so that the "xyz." on "xyz.tab" is ignored. | |
| 192 # Verify that this is the case. | |
| 193 # | |
| 194 do_test triggerD-4.1 { | |
| 195 db close | |
| 196 forcedelete test.db test2.db | |
| 197 sqlite3 db test.db | |
| 198 db eval { | |
| 199 CREATE TABLE t1(x); | |
| 200 ATTACH 'test2.db' AS db2; | |
| 201 CREATE TABLE db2.t2(y); | |
| 202 CREATE TABLE db2.log(z); | |
| 203 CREATE TRIGGER db2.trig AFTER INSERT ON db2.t2 BEGIN | |
| 204 INSERT INTO log(z) VALUES(new.y); | |
| 205 END; | |
| 206 INSERT INTO t2 VALUES(123); | |
| 207 SELECT * FROM log; | |
| 208 } | |
| 209 } {123} | |
| 210 do_test triggerD-4.2 { | |
| 211 sqlite3 db2 test2.db | |
| 212 db2 eval { | |
| 213 INSERT INTO t2 VALUES(234); | |
| 214 SELECT * FROM log; | |
| 215 } | |
| 216 } {123 234} | |
| 217 db2 close | |
| 218 | |
| 219 finish_test | |
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