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# 2005 January 11
#
# 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 sqlite3SafetyOn and sqlite3SafetyOff
# functions. Those routines are not strictly necessary - they are
# designed to detect misuse of the library.
#
# $Id: safety.test,v 1.4 2008/03/18 13:46:53 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable !debug {
puts "Skipping safety tests since SQLITE_DEBUG is off"
finish_test
return
}
# Return the UTF-8 representation of the supplied UTF-16 string $str.
proc utf8 {str} {
# If $str ends in two 0x00 0x00 bytes, knock these off before
# converting to UTF-8 using TCL.
binary scan $str \c* vals
if {[lindex $vals end]==0 && [lindex $vals end-1]==0} {
set str [binary format \c* [lrange $vals 0 end-2]]
}
set r [encoding convertfrom unicode $str]
return $r
}
do_test safety-1.1 {
set DB [sqlite3_connection_pointer db]
db eval {CREATE TABLE t1(a)}
sqlite_set_magic $DB SQLITE_MAGIC_BUSY
catchsql {
SELECT name FROM sqlite_master;
}
} {1 {library routine called out of sequence}}
do_test safety-1.2 {
sqlite_set_magic $DB SQLITE_MAGIC_OPEN
catchsql {
SELECT name FROM sqlite_master
}
} {0 t1}
do_test safety-2.1 {
proc safety_on {} "sqlite_set_magic $DB SQLITE_MAGIC_BUSY"
db function safety_on safety_on
catchsql {
SELECT safety_on(), name FROM sqlite_master
}
} {1 {library routine called out of sequence}}
ifcapable {utf16} {
do_test safety-2.1.1 {
utf8 [sqlite3_errmsg16 db]
} {library routine called out of sequence}
}
do_test safety-2.2 {
catchsql {
SELECT 'hello'
}
} {1 {library routine called out of sequence}}
do_test safety-2.3 {
sqlite3_close $DB
} {SQLITE_MISUSE}
do_test safety-2.4 {
sqlite_set_magic $DB SQLITE_MAGIC_OPEN
execsql {
SELECT name FROM sqlite_master
}
} {t1}
do_test safety-3.1 {
set rc [catch {
db eval {SELECT name FROM sqlite_master} {
sqlite_set_magic $DB SQLITE_MAGIC_BUSY
}
} msg]
lappend rc $msg
} {1 {library routine called out of sequence}}
sqlite_set_magic $DB SQLITE_MAGIC_OPEN
finish_test
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