1# 2008 October 29 2# 3# The author disclaims copyright to this source code. In place of 4# a legal notice, here is a blessing: 5# 6# May you do good and not evil. 7# May you find forgiveness for yourself and forgive others. 8# May you share freely, never taking more than you give. 9# 10#*********************************************************************** 11# This file implements regression tests for SQLite library. 12# 13# $Id: tkt3457.test,v 1.3 2009/06/26 07:12:07 danielk1977 Exp $ 14 15set testdir [file dirname $argv0] 16source $testdir/tester.tcl 17 18if {$tcl_platform(platform) != "unix"} { 19 finish_test 20 return 21} 22if {[atomic_batch_write test.db]} { 23 finish_test 24 return 25} 26 27#----------------------------------------------------------------------- 28# To roll back a hot-journal file, the application needs read and write 29# permission on the journal file in question. The following tests test 30# the outcome of trying to rollback a hot-journal file when this is not 31# the case. 32# 33# tkt3457-1.2: Application has neither read, nor write permission on 34# the hot-journal file. Result: SQLITE_CANTOPEN. 35# 36# tkt3457-1.3: Application has write but not read permission on 37# the hot-journal file. Result: SQLITE_CANTOPEN. 38# 39# tkt3457-1.4: Application has read but not write permission on 40# the hot-journal file. Result: SQLITE_CANTOPEN. 41# 42# tkt3457-1.5: Application has read/write permission on the hot-journal 43# file. Result: SQLITE_OK. 44# 45do_test tkt3457-1.1 { 46 execsql { 47 CREATE TABLE t1(a, b, c); 48 INSERT INTO t1 VALUES(1, 2, 3); 49 BEGIN; 50 INSERT INTO t1 VALUES(4, 5, 6); 51 } 52 53 forcecopy test.db bak.db 54 forcecopy test.db-journal bak.db-journal 55 56 # Fix the first journal-header in the journal-file. Because the 57 # journal file has not yet been synced, the 8-byte magic string at the 58 # start of the first journal-header has not been written by SQLite. 59 # So write it now. 60 set fd [open bak.db-journal a+] 61 fconfigure $fd -encoding binary -translation binary 62 seek $fd 0 63 puts -nonewline $fd "\xd9\xd5\x05\xf9\x20\xa1\x63\xd7" 64 close $fd 65 66 execsql COMMIT 67} {} 68 69# Disable fchmod to make sure SQLite itself does not try to change the 70# permission bits on us 71# 72catch { 73 test_syscall install fchmod 74 test_syscall fault 1 1 75} 76 77do_test tkt3457-1.2 { 78 forcecopy bak.db-journal test.db-journal 79 file attributes test.db-journal -permissions --------- 80 catchsql { SELECT * FROM t1 } 81} {1 {unable to open database file}} 82do_test tkt3457-1.3 { 83 forcecopy bak.db-journal test.db-journal 84 file attributes test.db-journal -permissions -w--w--w- 85 catchsql { SELECT * FROM t1 } 86} {1 {unable to open database file}} 87do_test tkt3457-1.4 { 88 forcecopy bak.db-journal test.db-journal 89 file attributes test.db-journal -permissions r--r--r-- 90 catchsql { SELECT * FROM t1 } 91} {1 {unable to open database file}} 92 93do_test tkt3457-1.5 { 94 forcecopy bak.db-journal test.db-journal 95 file attributes test.db-journal -permissions rw-rw-rw- 96 catchsql { SELECT * FROM t1 } 97} {0 {1 2 3 4 5 6}} 98 99# Reenable fchmod 100catch { 101 test_syscall uninstall 102 test_syscall fault 0 0 103} 104 105finish_test 106