mirror of
https://gitlab.com/cznic/sqlite.git
synced 2024-11-24 02:26:14 +00:00
93 lines
2.3 KiB
Plaintext
93 lines
2.3 KiB
Plaintext
# 2009 January 8
|
|
#
|
|
# 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 script attempts to reproduce the circumstances of ticket #2565.
|
|
#
|
|
# More specifically, this script attempts to generate rollback journals
|
|
# that contain headers with nRec==0 that are followed by additional
|
|
# valid headers.
|
|
#
|
|
# $Id: tkt2565.test,v 1.2 2009/04/09 01:23:49 drh Exp $
|
|
|
|
set testdir [file dirname $argv0]
|
|
source $testdir/tester.tcl
|
|
|
|
# Use the alternative pcache and rig it to call pagerStress()
|
|
# very frequently.
|
|
#
|
|
db close
|
|
sqlite3_shutdown
|
|
sqlite3_config_alt_pcache 1 100 0 1
|
|
|
|
# Open two database connections to database "test.db".
|
|
#
|
|
proc reopen_database {} {
|
|
catch {db close}
|
|
sqlite3 db test.db
|
|
db cache size 0
|
|
execsql {
|
|
pragma page_size=512;
|
|
pragma auto_vacuum=2;
|
|
pragma cache_size=16;
|
|
}
|
|
}
|
|
|
|
# Open two database connections and create a single table in the db.
|
|
#
|
|
do_test tkt2565-1.0 {
|
|
reopen_database
|
|
execsql { CREATE TABLE A(Id INTEGER, Name TEXT) }
|
|
} {}
|
|
|
|
for {set iFail 1} {$iFail<200} {incr iFail} {
|
|
reopen_database
|
|
execsql { pragma locking_mode=exclusive }
|
|
set nRow [db one {SELECT count(*) FROM a}]
|
|
|
|
# Dirty (at least) one of the pages in the cache.
|
|
do_test tkt2565-1.$iFail.1 {
|
|
execsql {
|
|
BEGIN EXCLUSIVE;
|
|
INSERT INTO a VALUES(1, 'ABCDEFGHIJKLMNOP');
|
|
}
|
|
} {}
|
|
|
|
# Now try to commit the transaction. Cause an IO error to occur
|
|
# within this operation, which moves the pager into the error state.
|
|
#
|
|
set ::sqlite_io_error_persist 1
|
|
set ::sqlite_io_error_pending $iFail
|
|
do_test tkt2565-1.$iFail.2 {
|
|
set rc [catchsql {COMMIT}]
|
|
list
|
|
} {}
|
|
set ::sqlite_io_error_persist 0
|
|
set ::sqlite_io_error_pending 0
|
|
if {!$::sqlite_io_error_hit} break
|
|
set ::sqlite_io_error_hit 0
|
|
}
|
|
|
|
# Make sure this test script doesn't leave any files open.
|
|
#
|
|
do_test tkt2565-1.X {
|
|
catch { db close }
|
|
set sqlite_open_file_count
|
|
} 0
|
|
|
|
# Restore the pcache configuration for subsequent tests.
|
|
#
|
|
sqlite3_shutdown
|
|
sqlite3_config_alt_pcache 0
|
|
sqlite3_initialize
|
|
autoinstall_test_functions
|
|
|
|
finish_test
|