# 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