# 2005 August 28

 #

 # 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.

 #

 # This file implements tests to verify that fsync is disabled when

 # pragma synchronous=off even for multi-database commits.

 #

 # $Id: sync.test,v 1.6 2007/10/09 08:29:33 danielk1977 Exp $

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 #

 # These tests are only applicable on unix when pager pragma are

 # enabled. Also, since every test uses an ATTACHed database, they

 # are only run when ATTACH is enabled.

 #

 if {$::tcl_platform(platform)!="unix"} {

   finish_test

   return

 }

 ifcapable !pager_pragmas||!attach {

   finish_test

   return

 }

 do_test sync-1.1 {

   set sqlite_sync_count 0

   file delete -force test2.db

   file delete -force test2.db-journal

   execsql {

     PRAGMA fullfsync=OFF;

     CREATE TABLE t1(a,b);

     ATTACH DATABASE 'test2.db' AS db2;

     CREATE TABLE db2.t2(x,y);

   }

   ifcapable !dirsync {

     incr sqlite_sync_count 2

   }

   set sqlite_sync_count

 } 8

 ifcapable pager_pragmas {

   do_test sync-1.2 {

     set sqlite_sync_count 0

     execsql {

       PRAGMA main.synchronous=on;

       PRAGMA db2.synchronous=on;

       BEGIN;

       INSERT INTO t1 VALUES(1,2);

       INSERT INTO t2 VALUES(3,4);

       COMMIT;

     }

     ifcapable !dirsync {

       incr sqlite_sync_count 3

     }

     set sqlite_sync_count

   } 8

 }

 do_test sync-1.3 {

   set sqlite_sync_count 0

   execsql {

     PRAGMA main.synchronous=full;

     PRAGMA db2.synchronous=full;

     BEGIN;

     INSERT INTO t1 VALUES(3,4);

     INSERT INTO t2 VALUES(5,6);

     COMMIT;

   }

   ifcapable !dirsync {

     incr sqlite_sync_count 3

   }

   set sqlite_sync_count

 } 10

 ifcapable pager_pragmas {

   do_test sync-1.4 {

     set sqlite_sync_count 0

     execsql {

       PRAGMA main.synchronous=off;

       PRAGMA db2.synchronous=off;

       BEGIN;

       INSERT INTO t1 VALUES(5,6);

       INSERT INTO t2 VALUES(7,8);

       COMMIT;

     }

     set sqlite_sync_count

   } 0

 }

 finish_test