sl@0: # 2005 February 15
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #***********************************************************************
sl@0: # This file implements regression tests for SQLite library.  The
sl@0: # focus of this file is testing the VACUUM statement.
sl@0: #
sl@0: # $Id: vacuum2.test,v 1.8 2008/08/23 16:17:56 danielk1977 Exp $
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: # If the VACUUM statement is disabled in the current build, skip all
sl@0: # the tests in this file.
sl@0: #
sl@0: ifcapable {!vacuum||!autoinc} {
sl@0:   finish_test
sl@0:   return
sl@0: }
sl@0: if $AUTOVACUUM {
sl@0:   finish_test
sl@0:   return
sl@0: }
sl@0: 
sl@0: # Ticket #1121 - make sure vacuum works if all autoincrement tables
sl@0: # have been deleted.
sl@0: #
sl@0: do_test vacuum2-1.1 {
sl@0:   execsql {
sl@0:     CREATE TABLE t1(x INTEGER PRIMARY KEY AUTOINCREMENT, y);
sl@0:     DROP TABLE t1;
sl@0:     VACUUM;
sl@0:   }
sl@0: } {}
sl@0: 
sl@0: # Ticket #2518.  Make sure vacuum increments the change counter
sl@0: # in the database header.
sl@0: #
sl@0: do_test vacuum2-2.1 {
sl@0:   execsql {
sl@0:     CREATE TABLE t1(x);
sl@0:     CREATE TABLE t2(y);
sl@0:     INSERT INTO t1 VALUES(1);
sl@0:   }
sl@0:   hexio_get_int [hexio_read test.db 24 4]
sl@0: } [expr {[hexio_get_int [hexio_read test.db 24 4]]+3}]
sl@0: do_test vacuum2-2.1 {
sl@0:   execsql {
sl@0:     VACUUM
sl@0:   }
sl@0:   hexio_get_int [hexio_read test.db 24 4]
sl@0: } [expr {[hexio_get_int [hexio_read test.db 24 4]]+1}]
sl@0: 
sl@0: ############################################################################
sl@0: # Verify that we can use the auto_vacuum pragma to request a new
sl@0: # autovacuum setting, do a VACUUM, and the new setting takes effect.
sl@0: # Make sure this happens correctly even if there are multiple open
sl@0: # connections to the same database file.
sl@0: #
sl@0: sqlite3 db2 test.db
sl@0: set pageSize [db eval {pragma page_size}]
sl@0: 
sl@0: # We are currently not autovacuuming so the database should be 3 pages
sl@0: # in size.  1 page for each of sqlite_master, t1, and t2.
sl@0: #
sl@0: do_test vacuum2-3.1 {
sl@0:   execsql {
sl@0:     INSERT INTO t1 VALUES('hello');
sl@0:     INSERT INTO t2 VALUES('out there');
sl@0:   }
sl@0:   expr {[file size test.db]/$pageSize}
sl@0: } {3}
sl@0: set cksum [cksum]
sl@0: do_test vacuum2-3.2 {
sl@0:   cksum db2
sl@0: } $cksum
sl@0: 
sl@0: # Convert the database to an autovacuumed database.
sl@0: do_test vacuum2-3.3 {
sl@0:   execsql {
sl@0:     PRAGMA auto_vacuum=FULL;
sl@0:     VACUUM;
sl@0:   }
sl@0:   expr {[file size test.db]/$pageSize}
sl@0: } {4}
sl@0: do_test vacuum2-3.4 {
sl@0:   cksum db2
sl@0: } $cksum
sl@0: do_test vacuum2-3.5 {
sl@0:   cksum
sl@0: } $cksum
sl@0: do_test vacuum2-3.6 {
sl@0:   execsql {PRAGMA integrity_check} db2
sl@0: } {ok}
sl@0: do_test vacuum2-3.7 {
sl@0:   execsql {PRAGMA integrity_check} db
sl@0: } {ok}
sl@0: 
sl@0: # Convert the database back to a non-autovacuumed database.
sl@0: do_test vacuum2-3.13 {
sl@0:   execsql {
sl@0:     PRAGMA auto_vacuum=NONE;
sl@0:     VACUUM;
sl@0:   }
sl@0:   expr {[file size test.db]/$pageSize}
sl@0: } {3}
sl@0: do_test vacuum2-3.14 {
sl@0:   cksum db2
sl@0: } $cksum
sl@0: do_test vacuum2-3.15 {
sl@0:   cksum
sl@0: } $cksum
sl@0: do_test vacuum2-3.16 {
sl@0:   execsql {PRAGMA integrity_check} db2
sl@0: } {ok}
sl@0: do_test vacuum2-3.17 {
sl@0:   execsql {PRAGMA integrity_check} db
sl@0: } {ok}
sl@0: 
sl@0: db2 close
sl@0: 
sl@0: ifcapable autovacuum {
sl@0:   do_test vacuum2-4.1 {
sl@0:     db close
sl@0:     file delete -force test.db
sl@0:     sqlite3 db test.db
sl@0:     execsql {
sl@0:       pragma auto_vacuum=1;
sl@0:       create table t(a, b);
sl@0:       insert into t values(1, 2);
sl@0:       insert into t values(1, 2);
sl@0:       pragma auto_vacuum=0;
sl@0:       vacuum;
sl@0:       pragma auto_vacuum;
sl@0:     }
sl@0:   } {0}
sl@0:   do_test vacuum2-4.2 {
sl@0:     execsql {
sl@0:       pragma auto_vacuum=1;
sl@0:       vacuum;
sl@0:       pragma auto_vacuum;
sl@0:     }
sl@0:   } {1}
sl@0:   do_test vacuum2-4.3 {
sl@0:     execsql {
sl@0:       pragma integrity_check
sl@0:     }
sl@0:   } {ok}
sl@0:   do_test vacuum2-4.4 {
sl@0:     execsql {
sl@0:       pragma auto_vacuum;
sl@0:     }
sl@0:   } {1}
sl@0: }
sl@0: 
sl@0: finish_test