# 2007 May 04
#
# 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 incremental vacuum feature.
#
# $Id: incrvacuum2.test,v 1.1 2007/05/04 16:14:39 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# If this build of the library does not support auto-vacuum, omit this
# whole file.
ifcapable {!autovacuum || !pragma} {
finish_test
return
}
# Create a database in incremental vacuum mode that has many
# pages on the freelist.
#
do_test incrvacuum2-1.1 {
execsql {
PRAGMA page_size=1024;
PRAGMA auto_vacuum=incremental;
CREATE TABLE t1(x);
INSERT INTO t1 VALUES(zeroblob(30000));
DELETE FROM t1;
}
file size test.db
} {32768}
# Vacuum off a single page.
#
do_test incrvacuum2-1.2 {
execsql {
INCREMENTAL VACUUM 1
}
file size test.db
} {31744}
# Vacuum off five pages
#
do_test incrvacuum2-1.3 {
execsql {
INCREMENTAL VACUUM 5
}
file size test.db
} {26624}
# Vacuum off all the rest
#
do_test incrvacuum2-1.4 {
execsql {
INCREMENTAL VACUUM 1000
}
file size test.db
} {3072}
finish_test