| # 2010 May 03 |
| # |
| # 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 operation of the library in |
| # "PRAGMA journal_mode=WAL" mode. |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| source $testdir/malloc_common.tcl |
| source $testdir/lock_common.tcl |
| |
| ifcapable !wal {finish_test ; return } |
| set testprefix walfault2 |
| |
| #------------------------------------------------------------------------- |
| # Inject faults while truncating the wal file. |
| # |
| do_execsql_test 1.0 { |
| PRAGMA auto_vacuum = 0; |
| CREATE TABLE t1(a, b); |
| PRAGMA journal_mode = wal; |
| WITH s(i) AS ( |
| SELECT 1 UNION ALL SELECT i+1 FROM s LIMIT 30 |
| ) |
| INSERT INTO t1 SELECT randomblob(400), randomblob(400) FROM s; |
| } {wal} |
| faultsim_save_and_close |
| |
| do_faultsim_test 1 -prep { |
| catch { db close } |
| faultsim_restore |
| sqlite3 db file:test.db?psow=0 -uri 1 |
| file_control_powersafe_overwrite db 0 |
| execsql { |
| PRAGMA wal_checkpoint; |
| PRAGMA journal_size_limit = 10000; |
| PRAGMA synchronous = full; |
| } |
| } -body { |
| execsql { INSERT INTO t1 VALUES(1,1) } |
| } -test { |
| faultsim_test_result {0 {}} |
| } |
| |
| #------------------------------------------------------------------------- |
| # Inject faults while rewriting checksums. |
| # |
| reset_db |
| do_execsql_test 2.0 { |
| PRAGMA auto_vacuum = 0; |
| CREATE TABLE t1(a, b); |
| PRAGMA journal_mode = wal; |
| WITH s(i) AS ( |
| SELECT 1 UNION ALL SELECT i+1 FROM s LIMIT 30 |
| ) |
| INSERT INTO t1 SELECT randomblob(400), randomblob(400) FROM s; |
| } {wal} |
| faultsim_save_and_close |
| |
| do_faultsim_test 2 -prep { |
| faultsim_restore_and_reopen |
| execsql { |
| PRAGMA cache_size = 2; |
| BEGIN; |
| UPDATE t1 SET a=randomblob(400); |
| UPDATE t1 SET b=randomblob(400); |
| UPDATE t1 SET a=randomblob(400); |
| UPDATE t1 SET b=randomblob(400); |
| UPDATE t1 SET a=randomblob(400); |
| UPDATE t1 SET b=randomblob(400); |
| UPDATE t1 SET a=randomblob(400); |
| UPDATE t1 SET b=randomblob(400); |
| } |
| } -body { |
| execsql COMMIT |
| } -test { |
| faultsim_test_result {0 {}} |
| } |
| |
| |
| |
| finish_test |