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# 2005 January 11
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is testing the sqlite3SafetyOn and sqlite3SafetyOff
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# functions. Those routines are not strictly necessary - they are
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# designed to detect misuse of the library.
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#
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# $Id: safety.test,v 1.4 2008/03/18 13:46:53 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable !debug {
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puts "Skipping safety tests since SQLITE_DEBUG is off"
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finish_test
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return
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}
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# Return the UTF-8 representation of the supplied UTF-16 string $str.
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proc utf8 {str} {
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# If $str ends in two 0x00 0x00 bytes, knock these off before
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# converting to UTF-8 using TCL.
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binary scan $str \c* vals
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if {[lindex $vals end]==0 && [lindex $vals end-1]==0} {
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set str [binary format \c* [lrange $vals 0 end-2]]
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}
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set r [encoding convertfrom unicode $str]
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return $r
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}
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do_test safety-1.1 {
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set DB [sqlite3_connection_pointer db]
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db eval {CREATE TABLE t1(a)}
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sqlite_set_magic $DB SQLITE_MAGIC_BUSY
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catchsql {
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SELECT name FROM sqlite_master;
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}
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} {1 {library routine called out of sequence}}
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do_test safety-1.2 {
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sqlite_set_magic $DB SQLITE_MAGIC_OPEN
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catchsql {
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SELECT name FROM sqlite_master
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}
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} {0 t1}
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do_test safety-2.1 {
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proc safety_on {} "sqlite_set_magic $DB SQLITE_MAGIC_BUSY"
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db function safety_on safety_on
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catchsql {
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SELECT safety_on(), name FROM sqlite_master
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}
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} {1 {library routine called out of sequence}}
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ifcapable {utf16} {
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do_test safety-2.1.1 {
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utf8 [sqlite3_errmsg16 db]
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} {library routine called out of sequence}
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}
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do_test safety-2.2 {
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catchsql {
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SELECT 'hello'
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}
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} {1 {library routine called out of sequence}}
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do_test safety-2.3 {
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sqlite3_close $DB
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} {SQLITE_MISUSE}
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do_test safety-2.4 {
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sqlite_set_magic $DB SQLITE_MAGIC_OPEN
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execsql {
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SELECT name FROM sqlite_master
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}
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} {t1}
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do_test safety-3.1 {
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set rc [catch {
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db eval {SELECT name FROM sqlite_master} {
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sqlite_set_magic $DB SQLITE_MAGIC_BUSY
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}
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} msg]
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lappend rc $msg
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} {1 {library routine called out of sequence}}
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sqlite_set_magic $DB SQLITE_MAGIC_OPEN
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finish_test
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