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Fix an assertion failure due to interaction between the count_changes pragma and triggers. (CVS 2187)

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FossilOrigin-Name: 6c7bec1b3aee0287e30f43c1d6a7b67b1c47e774
This commit is contained in:
danielk1977
2005-01-10 02:48:49 +00:00
parent 49766d6cd0
commit cc6bd38380
5 changed files with 72 additions and 15 deletions
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59
test/pragma.test
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@ -12,7 +12,7 @@
#
# This file implements tests for the PRAGMA command.
#
# $Id: pragma.test,v 1.30 2005/01/08 15:44:26 drh Exp $
# $Id: pragma.test,v 1.31 2005/01/10 02:48:49 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -25,7 +25,11 @@ source $testdir/tester.tcl
# pragma-4.*: Test cache_size and default_cache_size on attached db.
# pragma-5.*: Test that pragma synchronous may not be used inside of a
# transaction.
# pragma-6.*: Test schema-query pragmas.
# pragma-7.*: Miscellaneous tests.
# pragma-8.*: Test user_version and schema_version pragmas.
# pragma-9.*: Test temp_store and temp_store_directory.
# pragma-10.*: Test the count_changes pragma in the presence of triggers.
#
# Delete the preexisting database to avoid the special setup
@ -654,4 +658,57 @@ do_test pragma-9.10 {
} {1 {no such table: temp_store_directory_test}}
} ;# ifcapable pager_pragmas
ifcapable trigger {
do_test pragma-10.0 {
catchsql {
DROP TABLE main.t1;
}
execsql {
PRAGMA count_changes = 1;
CREATE TABLE t1(a PRIMARY KEY);
CREATE TABLE t1_mirror(a);
CREATE TABLE t1_mirror2(a);
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 BEGIN
INSERT INTO t1_mirror VALUES(new.a);
END;
CREATE TRIGGER t1_ai AFTER INSERT ON t1 BEGIN
INSERT INTO t1_mirror2 VALUES(new.a);
END;
CREATE TRIGGER t1_bu BEFORE UPDATE ON t1 BEGIN
UPDATE t1_mirror SET a = new.a WHERE a = old.a;
END;
CREATE TRIGGER t1_au AFTER UPDATE ON t1 BEGIN
UPDATE t1_mirror2 SET a = new.a WHERE a = old.a;
END;
CREATE TRIGGER t1_bd BEFORE DELETE ON t1 BEGIN
DELETE FROM t1_mirror WHERE a = old.a;
END;
CREATE TRIGGER t1_ad AFTER DELETE ON t1 BEGIN
DELETE FROM t1_mirror2 WHERE a = old.a;
END;
}
} {}
do_test pragma-10.1 {
execsql {
INSERT INTO t1 VALUES(randstr(10,10));
}
} {1}
do_test pragma-10.2 {
execsql {
UPDATE t1 SET a = randstr(10,10);
}
} {1}
do_test pragma-10.3 {
execsql {
DELETE FROM t1;
}
} {1}
} ;# ifcapable trigger
finish_test