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azammitdcarf
2008-10-15 22:36:05 +00:00
parent 4f0b4f0bbb
commit 1445da495b
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include/pear/tests/sequences.inc Normal file
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<?php
/**
* Tests the drivers' sequence (aka auto_increment) methods
*
* Executed by driver/05sequences.phpt
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Database
* @package DB
* @author Daniel Convissor <danielc@php.net>
* @copyright 1997-2005 The PHP Group
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version $Id: sequences.inc,v 1.11 2005/02/18 22:38:43 danielc Exp $
* @link http://pear.php.net/package/DB
*/
/**
* Local error handler
*/
function error_handler(&$obj) {
print "sequences.inc error_handler:\n ";
print $obj->getDebugInfo() . "\n\n";
}
ob_implicit_flush(true);
$drop = $dbh->dropSequence('test');
if (DB::isError($drop) &&
$drop->getCode() != DB_ERROR_NOSUCHTABLE)
{
print "Could not drop sequence...\n";
print $drop->getDebugInfo() . "\n\n";
if ($dbh->phptype == 'ibase' &&
$drop->getCode() == DB_ERROR_ACCESS_VIOLATION)
{
print "Use this query to provide the permissions needed:\n";
print ' grant all on RDB$GENERATORS to <USERNAME>';
}
exit;
}
// 1) test that sequences are not created if "ondemand" is false
$e = $dbh->nextId("test", false);
if (DB::isError($e) && $e->getCode() == DB_ERROR_NOSUCHTABLE) {
print "an error is the proper response here\n";
} else {
if (DB::isError($e)) {
if ($dbh->phptype == 'ibase' && $e->getCode() == DB_ERROR_SYNTAX) {
print "an error is the proper response here\n";
} else {
print "test 1) we expected to get back 'DB Error: no such table'.\n";
print "Here is the error we got:\n";
print 'Code: ' . $e->getCode() . "\n";
print 'Message: ' . $e->getMessage() . "\n";
print 'Debug: ' . $e->getDebugInfo() . "\n\n";
}
} else {
print "test 1) we expected to get back 'DB Error: no such table'.\n";
print "But an error wasn't generated\n\n";
}
}
// 2) test that the sequence is not created but the error is
// handled by the class error handler
$dbh->setErrorHandling(PEAR_ERROR_PRINT,
"an error cought by the error handler is good\n");
$e = $dbh->nextId("test", false);
if (!DB::isError($e)) {
print "test 2) failed!\n";
}
$dbh->_default_error_mode = null;
// 3) test that sequences are created if "ondemand" is true, and that
// two successive nextIds return adjacent values
$a = $dbh->nextId("test");
$b = $dbh->nextId("test");
if (DB::isError($a)) {
print 'a: ' . $a->getDebugInfo() . "\n\n";
} else {
print "a=$a\n";
}
if (DB::isError($b)) {
print 'b: ' . $b->getDebugInfo() . "\n\n";
} else {
print "b=$b\n";
}
if (!DB::isError($a) && !DB::isError($b)) {
print 'b-a=' . ($b-$a) . "\n";
}
// 4) test that the user-specified error handler is really disabled
// during nextId, with per-object handler as well as global handler
$dbh->dropSequence("test");
$dbh->setErrorHandling(PEAR_ERROR_CALLBACK, 'error_handler');
$c = $dbh->nextId("test");
if (!DB::isError($c)) {
print "c=$c\n";
}
$dbh->dropSequence("test");
$dbh->_default_error_mode = null;
$d = $dbh->nextId("test");
if (!DB::isError($d)) {
print "d=$d\n";
}
// 5) test that the sequence is handled right when the table is empty
// Backend with real sequences may don't like that
PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
$dbh->query('DELETE FROM test_seq');
PEAR::popErrorHandling();
$e = $dbh->nextID('test');
if (DB::isError($d)) {
print 'e: ' . $d->getDebugInfo() . "\n\n";
} else {
print "e=$d\n";
}
// final clean-up
$dbh->dropSequence("test");