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# 2004 September 2
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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# This file implements tests for the page_size PRAGMA.
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#
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# $Id: pagesize.test,v 1.13 2008/08/26 21:07:27 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# This test script depends entirely on "PRAGMA page_size". So if this
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# pragma is not available, omit the whole file.
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ifcapable !pager_pragmas {
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finish_test
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return
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}
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do_test pagesize-1.1 {
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execsql {PRAGMA page_size}
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} 1024
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ifcapable {explain} {
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do_test pagesize-1.2 {
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catch {execsql {EXPLAIN PRAGMA page_size}}
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} 0
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}
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do_test pagesize-1.3 {
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execsql {
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CREATE TABLE t1(a);
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PRAGMA page_size=2048;
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PRAGMA page_size;
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}
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} 1024
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do_test pagesize-1.4 {
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db close
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file delete -force test.db
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sqlite3 db test.db
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execsql {
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PRAGMA page_size=511;
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PRAGMA page_size;
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}
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} 1024
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do_test pagesize-1.5 {
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execsql {
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PRAGMA page_size=512;
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PRAGMA page_size;
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}
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} 512
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if {![info exists SQLITE_MAX_PAGE_SIZE] || $SQLITE_MAX_PAGE_SIZE>=8192} {
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do_test pagesize-1.6 {
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execsql {
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PRAGMA page_size=8192;
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PRAGMA page_size;
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}
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} 8192
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do_test pagesize-1.7 {
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execsql {
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PRAGMA page_size=65537;
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PRAGMA page_size;
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}
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} 8192
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do_test pagesize-1.8 {
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execsql {
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PRAGMA page_size=1234;
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PRAGMA page_size
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}
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} 8192
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}
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foreach PGSZ {512 2048 4096 8192} {
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if {[info exists SQLITE_MAX_PAGE_SIZE]
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&& $SQLITE_MAX_PAGE_SIZE<$PGSZ} continue
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ifcapable memorydb {
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do_test pagesize-2.$PGSZ.0.1 {
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db close
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sqlite3 db :memory:
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execsql "PRAGMA page_size=$PGSZ;"
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execsql {PRAGMA page_size}
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} $PGSZ
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do_test pagesize-2.$PGSZ.0.2 {
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execsql {CREATE TABLE t1(x UNIQUE, y UNIQUE, z UNIQUE)}
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execsql {PRAGMA page_size}
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} $PGSZ
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do_test pagesize-2.$PGSZ.0.3 {
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execsql {
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INSERT INTO t1 VALUES(1,2,3);
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INSERT INTO t1 VALUES(2,3,4);
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SELECT * FROM t1;
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}
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} {1 2 3 2 3 4}
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}
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do_test pagesize-2.$PGSZ.1 {
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db close
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file delete -force test.db
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sqlite3 db test.db
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execsql "PRAGMA page_size=$PGSZ"
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execsql {
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CREATE TABLE t1(x);
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PRAGMA page_size;
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}
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} $PGSZ
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do_test pagesize-2.$PGSZ.2 {
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db close
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sqlite3 db test.db
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execsql {
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PRAGMA page_size
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}
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} $PGSZ
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do_test pagesize-2.$PGSZ.3 {
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file size test.db
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} [expr {$PGSZ*($AUTOVACUUM?3:2)}]
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ifcapable {vacuum} {
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do_test pagesize-2.$PGSZ.4 {
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execsql {VACUUM}
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} {}
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}
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integrity_check pagesize-2.$PGSZ.5
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do_test pagesize-2.$PGSZ.6 {
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db close
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sqlite3 db test.db
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execsql {PRAGMA page_size}
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} $PGSZ
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do_test pagesize-2.$PGSZ.7 {
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execsql {
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INSERT INTO t1 VALUES(randstr(10,9000));
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INSERT INTO t1 VALUES(randstr(10,9000));
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INSERT INTO t1 VALUES(randstr(10,9000));
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BEGIN;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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SELECT count(*) FROM t1;
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}
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} 48
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do_test pagesize-2.$PGSZ.8 {
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execsql {
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ROLLBACK;
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SELECT count(*) FROM t1;
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}
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} 3
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integrity_check pagesize-2.$PGSZ.9
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do_test pagesize-2.$PGSZ.10 {
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db close
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sqlite3 db test.db
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execsql {PRAGMA page_size}
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} $PGSZ
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do_test pagesize-2.$PGSZ.11 {
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execsql {
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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INSERT INTO t1 SELECT x||x FROM t1;
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SELECT count(*) FROM t1;
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}
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} 192
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do_test pagesize-2.$PGSZ.12 {
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execsql {
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BEGIN;
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DELETE FROM t1 WHERE rowid%5!=0;
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SELECT count(*) FROM t1;
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}
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} 38
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do_test pagesize-2.$PGSZ.13 {
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execsql {
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ROLLBACK;
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SELECT count(*) FROM t1;
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}
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} 192
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integrity_check pagesize-2.$PGSZ.14
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do_test pagesize-2.$PGSZ.15 {
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execsql {DELETE FROM t1 WHERE rowid%5!=0}
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ifcapable {vacuum} {execsql VACUUM}
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execsql {SELECT count(*) FROM t1}
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} 38
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do_test pagesize-2.$PGSZ.16 {
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execsql {DROP TABLE t1}
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ifcapable {vacuum} {execsql VACUUM}
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} {}
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integrity_check pagesize-2.$PGSZ.17
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}
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finish_test
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