# 2005 February 15 # # 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 testing the VACUUM statement. # # $Id: vacuum2.test,v 1.8 2008/08/23 16:17:56 danielk1977 Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # If the VACUUM statement is disabled in the current build, skip all # the tests in this file. # ifcapable {!vacuum||!autoinc} { finish_test return } if $AUTOVACUUM { finish_test return } # Ticket #1121 - make sure vacuum works if all autoincrement tables # have been deleted. # do_test vacuum2-1.1 { execsql { CREATE TABLE t1(x INTEGER PRIMARY KEY AUTOINCREMENT, y); DROP TABLE t1; VACUUM; } } {} # Ticket #2518. Make sure vacuum increments the change counter # in the database header. # do_test vacuum2-2.1 { execsql { CREATE TABLE t1(x); CREATE TABLE t2(y); INSERT INTO t1 VALUES(1); } hexio_get_int [hexio_read test.db 24 4] } [expr {[hexio_get_int [hexio_read test.db 24 4]]+3}] do_test vacuum2-2.1 { execsql { VACUUM } hexio_get_int [hexio_read test.db 24 4] } [expr {[hexio_get_int [hexio_read test.db 24 4]]+1}] ############################################################################ # Verify that we can use the auto_vacuum pragma to request a new # autovacuum setting, do a VACUUM, and the new setting takes effect. # Make sure this happens correctly even if there are multiple open # connections to the same database file. # sqlite3 db2 test.db set pageSize [db eval {pragma page_size}] # We are currently not autovacuuming so the database should be 3 pages # in size. 1 page for each of sqlite_master, t1, and t2. # do_test vacuum2-3.1 { execsql { INSERT INTO t1 VALUES('hello'); INSERT INTO t2 VALUES('out there'); } expr {[file size test.db]/$pageSize} } {3} set cksum [cksum] do_test vacuum2-3.2 { cksum db2 } $cksum # Convert the database to an autovacuumed database. do_test vacuum2-3.3 { execsql { PRAGMA auto_vacuum=FULL; VACUUM; } expr {[file size test.db]/$pageSize} } {4} do_test vacuum2-3.4 { cksum db2 } $cksum do_test vacuum2-3.5 { cksum } $cksum do_test vacuum2-3.6 { execsql {PRAGMA integrity_check} db2 } {ok} do_test vacuum2-3.7 { execsql {PRAGMA integrity_check} db } {ok} # Convert the database back to a non-autovacuumed database. do_test vacuum2-3.13 { execsql { PRAGMA auto_vacuum=NONE; VACUUM; } expr {[file size test.db]/$pageSize} } {3} do_test vacuum2-3.14 { cksum db2 } $cksum do_test vacuum2-3.15 { cksum } $cksum do_test vacuum2-3.16 { execsql {PRAGMA integrity_check} db2 } {ok} do_test vacuum2-3.17 { execsql {PRAGMA integrity_check} db } {ok} db2 close ifcapable autovacuum { do_test vacuum2-4.1 { db close file delete -force test.db sqlite3 db test.db execsql { pragma auto_vacuum=1; create table t(a, b); insert into t values(1, 2); insert into t values(1, 2); pragma auto_vacuum=0; vacuum; pragma auto_vacuum; } } {0} do_test vacuum2-4.2 { execsql { pragma auto_vacuum=1; vacuum; pragma auto_vacuum; } } {1} do_test vacuum2-4.3 { execsql { pragma integrity_check } } {ok} do_test vacuum2-4.4 { execsql { pragma auto_vacuum; } } {1} } finish_test