2011-07-26 20:23:25 +04:00
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# 2011 July 26
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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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#
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# This file contains tests for using WAL with persistent WAL file mode.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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source $testdir/lock_common.tcl
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set ::testprefix walpersist
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2011-09-24 09:55:36 +04:00
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ifcapable !wal {
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finish_test
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return
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}
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2011-07-26 20:23:25 +04:00
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do_test walpersist-1.0 {
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db eval {
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PRAGMA journal_mode=WAL;
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CREATE TABLE t1(a);
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INSERT INTO t1 VALUES(randomblob(5000));
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}
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file exists test.db-wal
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} {1}
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do_test walpersist-1.1 {
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file exists test.db-shm
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} {1}
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do_test walpersist-1.2 {
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db close
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list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 0 0}
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do_test walpersist-1.3 {
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sqlite3 db test.db
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db eval {SELECT length(a) FROM t1}
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} {5000}
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do_test walpersist-1.4 {
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list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 1 1}
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do_test walpersist-1.5 {
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file_control_persist_wal db -1
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} {0 0}
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do_test walpersist-1.6 {
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file_control_persist_wal db 1
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} {0 1}
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do_test walpersist-1.7 {
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file_control_persist_wal db -1
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} {0 1}
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do_test walpersist-1.8 {
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file_control_persist_wal db 0
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} {0 0}
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do_test walpersist-1.9 {
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file_control_persist_wal db -1
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} {0 0}
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do_test walpersist-1.10 {
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file_control_persist_wal db 1
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} {0 1}
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do_test walpersist-1.11 {
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db close
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list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
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} {1 1 1}
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2011-12-08 23:50:32 +04:00
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# Make sure the journal_size_limit works to limit the size of the
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2011-12-16 19:38:52 +04:00
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# persisted wal file. In persistent-wal mode, any non-negative
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# journal_size_limit causes the WAL file to be truncated to zero bytes
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# when closing.
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#
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2011-12-08 23:50:32 +04:00
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forcedelete test.db test.db-shm test.db-wal
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do_test walpersist-2.1 {
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sqlite3 db test.db
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db eval {
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PRAGMA journal_mode=WAL;
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PRAGMA wal_autocheckpoint=OFF;
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PRAGMA journal_size_limit=12000;
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CREATE TABLE t1(x);
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INSERT INTO t1 VALUES(randomblob(50000));
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UPDATE t1 SET x=randomblob(50000);
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}
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expr {[file size test.db-wal]>100000}
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} {1}
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do_test walpersist-2.2 {
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file_control_persist_wal db 1
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db close
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2011-12-16 19:38:52 +04:00
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concat [file exists test.db-wal] [file size test.db-wal]
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} {1 0}
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2011-12-16 21:01:04 +04:00
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do_test walpersist-2.3 {
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sqlite3 db test.db
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execsql { PRAGMA integrity_check }
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} {ok}
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do_test 3.1 {
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catch {db close}
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forcedelete test.db test.db-shm test.db-wal
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sqlite3 db test.db
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execsql {
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PRAGMA page_size = 1024;
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PRAGMA journal_mode = WAL;
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PRAGMA wal_autocheckpoint=128;
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PRAGMA journal_size_limit=16384;
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CREATE TABLE t1(a, b, PRIMARY KEY(a, b));
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}
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} {wal 128 16384}
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do_test 3.2 {
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for {set i 0} {$i<200} {incr i} {
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execsql { INSERT INTO t1 VALUES(randomblob(500), randomblob(500)) }
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}
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file_control_persist_wal db 1
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db close
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} {}
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do_test walpersist-3.3 {
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file size test.db-wal
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} {0}
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do_test walpersist-3.4 {
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sqlite3 db test.db
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execsql { PRAGMA integrity_check }
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} {ok}
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2023-05-07 06:23:32 +03:00
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# 2023-05-07 https://sqlite.org/forum/forumpost/8130545bc6
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#
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reset_db
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do_test 4.1 {
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db eval {
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PRAGMA journal_mode=WAL;
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CREATE TABLE t1(x);
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}
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file_control_persist_wal db 1
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db eval {
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PRAGMA journal_mode=TRUNCATE;
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PRAGMA journal_mode=MEMORY;
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PRAGMA journal_mode=WAL;
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PRAGMA journal_mode=PERSIST;
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}
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} {truncate memory wal persist}
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2011-07-26 20:23:25 +04:00
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finish_test
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