ba726f4939
needs to be written into the journal. That way, expensive filesystem operations are avoided if the transaction ends up being a no-op. FossilOrigin-Name: b78e58ae1570ab4d66a69db445a752c6456038a0
508 lines
12 KiB
Plaintext
508 lines
12 KiB
Plaintext
# 2008 April 17
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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. The focus
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# of these tests is the journal mode pragma.
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#
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# $Id: jrnlmode.test,v 1.16 2009/06/05 17:09:12 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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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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if {[info exists TEMP_STORE] && $TEMP_STORE>=2} {
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set temp_persist memory
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set temp_delete memory
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set temp_truncate memory
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set temp_off off
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} else {
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set temp_persist persist
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set temp_delete delete
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set temp_truncate truncate
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set temp_off off
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}
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proc temp_journal_mode {newmode} {
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if {[info exists ::TEMP_STORE] && $::TEMP_STORE>=2} {
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if {$newmode ne "off" && $newmode ne "memory"} {
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execsql {PRAGMA temp.journal_mode}
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set newmode [db one {PRAGMA temp.journal_mode}]
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}
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}
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set newmode
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}
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#----------------------------------------------------------------------
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# Test cases jrnlmode-1.X test the PRAGMA logic.
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#
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do_test jrnlmode-1.0 {
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execsql {
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PRAGMA journal_mode;
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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}
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} [list delete delete [temp_journal_mode delete]]
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do_test jrnlmode-1.1 {
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execsql {
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PRAGMA journal_mode = persist;
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}
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} {persist}
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do_test jrnlmode-1.2 {
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execsql {
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PRAGMA journal_mode;
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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}
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} [list persist persist [temp_journal_mode persist]]
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do_test jrnlmode-1.4 {
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execsql {
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PRAGMA journal_mode = off;
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}
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} {off}
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do_test jrnlmode-1.5 {
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execsql {
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PRAGMA journal_mode;
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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}
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} [list off off [temp_journal_mode off]]
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do_test jrnlmode-1.6 {
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execsql {
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PRAGMA journal_mode = delete;
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}
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} {delete}
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do_test jrnlmode-1.7 {
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execsql {
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PRAGMA journal_mode;
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PRAGMA main.journal_mode;
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PRAGMA Temp.journal_mode;
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}
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} [list delete delete [temp_journal_mode delete]]
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do_test jrnlmode-1.7.1 {
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execsql {
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PRAGMA journal_mode = truncate;
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}
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} {truncate}
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do_test jrnlmode-1.7.2 {
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execsql {
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PRAGMA journal_mode;
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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}
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} [list truncate truncate [temp_journal_mode truncate]]
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do_test jrnlmode-1.8 {
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execsql {
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PRAGMA journal_mode = off;
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PRAGMA journal_mode = invalid;
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}
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} {off off}
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ifcapable attach {
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do_test jrnlmode-1.9 {
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execsql {
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PRAGMA journal_mode = PERSIST;
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ATTACH ':memory:' as aux1;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA aux1.journal_mode;
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}
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} {persist memory}
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do_test jrnlmode-1.10 {
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execsql {
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PRAGMA main.journal_mode = OFF;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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PRAGMA aux1.journal_mode;
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}
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} [list off [temp_journal_mode persist] memory]
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do_test jrnlmode-1.11 {
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execsql {
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PRAGMA journal_mode;
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}
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} {persist}
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do_test jrnlmode-1.12 {
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execsql {
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ATTACH ':memory:' as aux2;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA aux1.journal_mode;
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PRAGMA aux2.journal_mode;
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}
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} {off memory memory}
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do_test jrnlmode-1.13 {
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# The journal-mode used by in-memory databases cannot be changed.
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execsql {
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PRAGMA aux1.journal_mode = DELETE;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA aux1.journal_mode;
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PRAGMA aux2.journal_mode;
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}
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} {off memory memory}
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do_test jrnlmode-1.14 {
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execsql {
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PRAGMA journal_mode = delete;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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PRAGMA aux1.journal_mode;
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PRAGMA aux2.journal_mode;
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}
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} [list delete [temp_journal_mode delete] memory memory]
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do_test jrnlmode-1.15 {
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execsql {
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ATTACH ':memory:' as aux3;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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PRAGMA aux1.journal_mode;
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PRAGMA aux2.journal_mode;
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PRAGMA aux3.journal_mode;
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}
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} [list delete [temp_journal_mode delete] memory memory memory]
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do_test jrnlmode-1.16 {
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execsql {
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PRAGMA journal_mode = TRUNCATE;
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}
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execsql {
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PRAGMA main.journal_mode;
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PRAGMA temp.journal_mode;
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PRAGMA aux1.journal_mode;
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PRAGMA aux2.journal_mode;
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PRAGMA aux3.journal_mode;
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}
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} [list truncate [temp_journal_mode truncate] memory memory memory]
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do_test jrnlmode-1.99 {
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execsql {
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DETACH aux1;
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DETACH aux2;
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DETACH aux3;
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}
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} {}
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}
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ifcapable attach {
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file delete -force test2.db
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do_test jrnlmode-2.1 {
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execsql {
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ATTACH 'test2.db' AS aux;
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PRAGMA main.journal_mode = persist;
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PRAGMA aux.journal_mode = persist;
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CREATE TABLE abc(a, b, c);
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CREATE TABLE aux.def(d, e, f);
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}
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execsql {
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BEGIN;
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INSERT INTO abc VALUES(1, 2, 3);
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INSERT INTO def VALUES(4, 5, 6);
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COMMIT;
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}
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list [file exists test.db-journal] [file exists test2.db-journal]
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} {1 1}
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do_test jrnlmode-2.2 {
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file size test.db-journal
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} {0}
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do_test jrnlmode-2.3 {
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execsql {
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SELECT * FROM abc;
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}
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} {1 2 3}
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do_test jrnlmode-2.4 {
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file size test.db-journal
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} {0}
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do_test jrnlmode-2.5 {
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execsql {
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SELECT * FROM def;
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}
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} {4 5 6}
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#----------------------------------------------------------------------
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# Test caes jrnlmode-3.X verify that ticket #3127 has been fixed.
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#
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db close
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file delete -force test2.db
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file delete -force test.db
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sqlite3 db test.db
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do_test jrnlmode-3.1 {
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execsql {
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CREATE TABLE x(n INTEGER);
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ATTACH 'test2.db' AS a;
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create table a.x ( n integer );
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insert into a.x values(1);
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insert into a.x values (2);
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insert into a.x values (3);
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insert into a.x values (4);
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}
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} {}
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do_test jrnlmode-3.2 {
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execsql { PRAGMA journal_mode=off; }
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execsql {
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BEGIN IMMEDIATE;
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INSERT OR IGNORE INTO main.x SELECT * FROM a.x;
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COMMIT;
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}
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} {}
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}
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ifcapable autovacuum&&pragma {
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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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do_test jrnlmode-4.1 {
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execsql {
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PRAGMA cache_size = 1;
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PRAGMA auto_vacuum = 1;
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CREATE TABLE abc(a, b, c);
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}
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execsql { PRAGMA page_count }
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} {3}
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do_test jrnlmode-4.2 {
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execsql { PRAGMA journal_mode = off }
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} {off}
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do_test jrnlmode-4.3 {
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execsql { INSERT INTO abc VALUES(1, 2, randomblob(2000)) }
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} {}
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# This will attempt to truncate the database file. Check that this
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# is not a problem when journal_mode=off.
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do_test jrnlmode-4.4 {
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execsql { DELETE FROM abc }
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} {}
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integrity_check jrnlmode-4.5
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}
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#------------------------------------------------------------------------
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# The following test caes, jrnlmode-5.*, test the journal_size_limit
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# pragma.
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ifcapable pragma {
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db close
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file delete -force test.db test2.db test3.db
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sqlite3 db test.db
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do_test jrnlmode-5.1 {
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execsql {pragma page_size=1024}
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execsql {pragma journal_mode=persist}
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} {persist}
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do_test jrnlmode-5.2 {
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execsql { PRAGMA journal_size_limit }
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} {-1}
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do_test jrnlmode-5.3 {
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execsql {
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ATTACH 'test2.db' AS aux;
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PRAGMA aux.journal_size_limit;
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}
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} {-1}
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do_test jrnlmode-5.4.1 {
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execsql { PRAGMA aux.journal_size_limit = 999999999999 }
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} {999999999999}
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do_test jrnlmode-5.4.2 {
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execsql { PRAGMA aux.journal_size_limit = 10240 }
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} {10240}
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do_test jrnlmode-5.5 {
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execsql { PRAGMA main.journal_size_limit = 20480 }
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} {20480}
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do_test jrnlmode-5.6 {
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execsql { PRAGMA journal_size_limit }
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} {20480}
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do_test jrnlmode-5.7 {
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execsql { PRAGMA aux.journal_size_limit }
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} {10240}
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do_test jrnlmode-5.8 {
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execsql { ATTACH 'test3.db' AS aux2 }
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} {}
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do_test jrnlmode-5.9 {
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execsql {
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CREATE TABLE main.t1(a, b, c);
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CREATE TABLE aux.t2(a, b, c);
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CREATE TABLE aux2.t3(a, b, c);
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}
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} {}
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do_test jrnlmode-5.10 {
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list \
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[file exists test.db-journal] \
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[file exists test2.db-journal] \
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[file exists test3.db-journal]
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} {1 1 1}
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do_test jrnlmode-5.11 {
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execsql {
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BEGIN;
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INSERT INTO t3 VALUES(randomblob(1000),randomblob(1000),randomblob(1000));
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INSERT INTO t3
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SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
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INSERT INTO t3
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SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
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INSERT INTO t3
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SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
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INSERT INTO t3
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SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
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INSERT INTO t3
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SELECT randomblob(1000),randomblob(1000),randomblob(1000) FROM t3;
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INSERT INTO t2 SELECT * FROM t3;
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INSERT INTO t1 SELECT * FROM t2;
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COMMIT;
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}
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list \
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[file exists test.db-journal] \
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[file exists test2.db-journal] \
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[file exists test3.db-journal] \
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[file size test.db-journal] \
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[file size test2.db-journal] \
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[file size test3.db-journal]
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} {1 1 1 0 0 0}
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do_test jrnlmode-5.12 {
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execsql {
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BEGIN;
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UPDATE t1 SET a = randomblob(1000);
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}
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expr {[file size test.db-journal]>30000}
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} {1}
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do_test jrnlmode-5.13 {
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execsql COMMIT
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file size test.db-journal
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} {20480}
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do_test jrnlmode-5.14 {
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execsql {
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BEGIN;
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UPDATE t2 SET a = randomblob(1000);
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}
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expr {[file size test2.db-journal]>30000}
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} {1}
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do_test jrnlmode-5.15 {
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execsql COMMIT
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file size test2.db-journal
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} {10240}
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do_test jrnlmode-5.16 {
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execsql {
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BEGIN;
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UPDATE t3 SET a = randomblob(1000);
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}
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set journalsize [file size test3.db-journal]
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expr {$journalsize>30000}
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} {1}
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do_test jrnlmode-5.17 {
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execsql COMMIT
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set sz [file size test3.db-journal]
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expr {$sz>=$journalsize}
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} {1}
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do_test jrnlmode-5.18 {
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execsql {
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PRAGMA journal_size_limit = -4;
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BEGIN;
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UPDATE t1 SET a = randomblob(1000);
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}
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set journalsize [file size test.db-journal]
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expr {$journalsize>30000}
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} {1}
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do_test jrnlmode-5.19 {
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execsql COMMIT
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set sz [file size test.db-journal]
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expr {$sz>=$journalsize}
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} {1}
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# Test a size-limit of 0.
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#
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do_test jrnlmode-5.20 {
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execsql {
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PRAGMA journal_size_limit = 0;
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BEGIN;
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UPDATE t1 SET a = randomblob(1000);
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}
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} {0}
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do_test jrnlmode-5.21 {
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expr {[file size test.db-journal] > 1024}
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} {1}
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do_test jrnlmode-5.22 {
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execsql COMMIT
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list [file exists test.db-journal] [file size test.db-journal]
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} {1 0}
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}
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ifcapable pragma {
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# These tests are not run as part of the "journaltest" permutation,
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# as the test_journal.c layer is incompatible with in-memory journaling.
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if {[catch {set ::permutations_test_prefix} z] || $z ne "journaltest"} {
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do_test jrnlmode-6.1 {
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execsql {
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PRAGMA journal_mode = truncate;
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CREATE TABLE t4(a, b);
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BEGIN;
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INSERT INTO t4 VALUES(1, 2);
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PRAGMA journal_mode = memory;
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}
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} {truncate truncate}
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do_test jrnlmode-6.2 {
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file exists test.db-journal
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} {1}
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do_test jrnlmode-6.3 {
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execsql {
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COMMIT;
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SELECT * FROM t4;
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}
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} {1 2}
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do_test jrnlmode-6.4 {
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file exists test.db-journal
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} {1}
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do_test jrnlmode-6.5 {
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execsql {
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PRAGMA journal_mode = MEMORY;
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BEGIN;
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INSERT INTO t4 VALUES(3, 4);
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}
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file exists test.db-journal
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} {0}
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do_test jrnlmode-6.7 {
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execsql {
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COMMIT;
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SELECT * FROM t4;
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}
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} {1 2 3 4}
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do_test jrnlmode-6.8 {
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file exists test.db-journal
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} {0}
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do_test jrnlmode-6.9 {
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execsql {
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PRAGMA journal_mode = DELETE;
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BEGIN IMMEDIATE; INSERT INTO t4 VALUES(1,2); COMMIT;
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}
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file exists test.db-journal
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} {0}
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}
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}
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finish_test
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