# 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 temp.sqlite_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