88 lines
2.0 KiB
Plaintext
88 lines
2.0 KiB
Plaintext
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# 2009 August 1
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# Tests to make sure #3810 is fixed.
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#
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# $Id: tkt3810.test,v 1.4 2009/08/06 17:43:31 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable {!trigger} {
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finish_test
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return
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}
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# Create a table using the first database connection.
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#
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do_test tkt3810-1.1 {
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execsql {
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CREATE TABLE t1(x);
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INSERT INTO t1 VALUES(123);
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SELECT * FROM t1;
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CREATE TABLE t2(y);
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CREATE TABLE t3(z);
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}
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} 123
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# Create a second connection to the same database. Make sure the
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# schema of the database has been parsed by the second connection.
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#
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do_test tkt3810-2 {
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sqlite3 db2 test.db
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execsql {
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SELECT * FROM t1;
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} db2
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} 123
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# DROP the table using the second connection. The table no longer exists
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# but the first connection does not yet know this. Then try to create a TEMP
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# trigger in the first connection that references the table that was dropped.
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#
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do_test tkt3810-3 {
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execsql {DROP TABLE t1} db2
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execsql {
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CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN
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INSERT INTO t2 VALUES(new.rowid);
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END;
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}
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catchsql {
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SELECT * FROM t3;
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}
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} {0 {}}
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# Trigger still exists in the sqlite_temp_master table, but now it is
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# an orphan.
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#
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do_test tkt3810-4 {
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execsql {SELECT name FROM sqlite_temp_master ORDER BY name}
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} {r1}
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# Because it is an orphan, it cannot be dropped.
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#
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do_test tkt3810-5 {
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catchsql {DROP TRIGGER r1}
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} {1 {no such trigger: r1}}
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# Create a table t1 then drop the table in order to drop the orphaned
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# trigger.
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#
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do_test tkt3810-6 {
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execsql {CREATE TABLE t1(x)} db2
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execsql {DROP TABLE t1}
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execsql {
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SELECT name FROM sqlite_temp_master;
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}
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} {}
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db2 close
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finish_test
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