/trunk/test/tkt3810.test |
@@ -0,0 +1,87 @@ |
# 2009 August 1 |
# |
# 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. |
# |
#*********************************************************************** |
# |
# Tests to make sure #3810 is fixed. |
# |
# $Id: tkt3810.test,v 1.4 2009/08/06 17:43:31 drh Exp $ |
|
set testdir [file dirname $argv0] |
source $testdir/tester.tcl |
ifcapable {!trigger} { |
finish_test |
return |
} |
|
# Create a table using the first database connection. |
# |
do_test tkt3810-1.1 { |
execsql { |
CREATE TABLE t1(x); |
INSERT INTO t1 VALUES(123); |
SELECT * FROM t1; |
CREATE TABLE t2(y); |
CREATE TABLE t3(z); |
} |
} 123 |
|
# Create a second connection to the same database. Make sure the |
# schema of the database has been parsed by the second connection. |
# |
do_test tkt3810-2 { |
sqlite3 db2 test.db |
execsql { |
SELECT * FROM t1; |
} db2 |
} 123 |
|
# DROP the table using the second connection. The table no longer exists |
# but the first connection does not yet know this. Then try to create a TEMP |
# trigger in the first connection that references the table that was dropped. |
# |
do_test tkt3810-3 { |
execsql {DROP TABLE t1} db2 |
execsql { |
CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN |
INSERT INTO t2 VALUES(new.rowid); |
END; |
} |
catchsql { |
SELECT * FROM t3; |
} |
} {0 {}} |
|
# Trigger still exists in the sqlite_temp_master table, but now it is |
# an orphan. |
# |
do_test tkt3810-4 { |
execsql {SELECT name FROM sqlite_temp_master ORDER BY name} |
} {r1} |
|
# Because it is an orphan, it cannot be dropped. |
# |
do_test tkt3810-5 { |
catchsql {DROP TRIGGER r1} |
} {1 {no such trigger: r1}} |
|
# Create a table t1 then drop the table in order to drop the orphaned |
# trigger. |
# |
do_test tkt3810-6 { |
execsql {CREATE TABLE t1(x)} db2 |
execsql {DROP TABLE t1} |
execsql { |
SELECT name FROM sqlite_temp_master; |
} |
} {} |
|
db2 close |
|
finish_test |