# 2007 April 16

 #

 # 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 tests interactions between the virtual table and

 # shared-schema functionality.

 #

 # $Id: vtab_shared.test,v 1.2 2008/03/19 13:03:34 drh Exp $

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 ifcapable !vtab||!shared_cache {

   finish_test

   return

 }

 db close

 sqlite3_enable_shared_cache 1

 sqlite3 db test.db

 do_test vtab_shared-1.0 {

   register_echo_module [sqlite3_connection_pointer db]

   catchsql {

     CREATE TABLE t0(a, b, c);

     CREATE VIRTUAL TABLE t1 USING echo(t0);

   }

 } {1 {Cannot use virtual tables in shared-cache mode}}

 db close

 sqlite3_enable_shared_cache 0

 sqlite3 db test.db

 do_test vtab_shared-1.1 {

   register_echo_module [sqlite3_connection_pointer db]

   catchsql {

     CREATE VIRTUAL TABLE t1 USING echo(t0);

   }

 } {0 {}}

 db close

 sqlite3_enable_shared_cache 1

 sqlite3 db test.db

 do_test vtab_shared-1.2 {

   register_echo_module [sqlite3_connection_pointer db]

   catchsql {

     SELECT * FROM t1;

   }

 } [list 1 \

   {malformed database schema (t1) - Cannot use virtual tables in shared-cache mode}]

 db close

 sqlite3_enable_shared_cache 0

 finish_test