# 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