# 2008 April 14

 #

 # 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.

 #

 #***********************************************************************

 # This file implements regression tests for SQLite library.

 # The focus of this file is in making sure that rolling back

 # a statement journal works correctly.

 #

 # $Id: tempdb.test,v 1.1 2008/04/15 00:02:00 drh Exp $

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 # Use a temporary database.

 #

 db close

 sqlite3 db {}

 # Force a statement journal rollback on a database file that

 # has never been opened.

 #

 do_test tempdb-1.1 {

   execsql {

     BEGIN;

     CREATE TABLE t1(x UNIQUE);

     CREATE TABLE t2(y);

     INSERT INTO t2 VALUES('hello');

     INSERT INTO t2 VALUES(NULL);

   }

   # Because of the transaction, the temporary database file

   # has not even been opened yet.  The following statement

   # will cause a statement journal rollback on this non-existant

   # file.

   catchsql {

     INSERT INTO t1

     SELECT CASE WHEN y IS NULL THEN test_error('oops', 11) ELSE y END

       FROM t2;

   }

 } {1 oops}

 # Verify that no writes occurred in t1.

 #

 do_test tempdb-1.2 {

   execsql {

     SELECT * FROM t1

   }

 } {}

 finish_test