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--TEST--
PDO Common: PDOStatement SPL iterator
--SKIPIF--
<?php # vim:ft=php
if (!extension_loaded('pdo')) die('skip');
if (!extension_loaded('SPL')) print 'skip SPL not available';
if (!class_exists('IteratorIterator')) die('skip IteratorIterator class not present');
$dir = getenv('REDIR_TEST_DIR');
if (false == $dir) die('skip no driver');
require_once $dir . 'pdo_test.inc';
PDOTest::skip();
?>
--FILE--
<?php
require getenv('REDIR_TEST_DIR') . 'pdo_test.inc';
$db = PDOTest::factory();
$db->exec('CREATE TABLE test(id int NOT NULL PRIMARY KEY, val VARCHAR(10), grp VARCHAR(10))');
$db->exec('INSERT INTO test VALUES(1, \'A\', \'Group1\')');
$db->exec('INSERT INTO test VALUES(2, \'B\', \'Group2\')');
$SELECT = 'SELECT val, grp FROM test';
class Test
{
function __construct($name = 'N/A')
{
echo __METHOD__ . "($name)\n";
}
}
$stmt = $db->query($SELECT, PDO_FETCH_CLASS, 'Test', array('WOW'));
$it = new IteratorIterator($stmt); /* check if we can convert that thing */
/*** HINT: If YOU plan to do so remember not to call rewind() -> see below ***/
foreach($it as $data)
{
var_dump($data);
}
$it->next(); /* must be allowed */
var_dump($it->current()); /* must return NULL */
var_dump($it->valid()); /* must return false */
class PDOStatementAggregate extends PDOStatement implements IteratorAggregate
{
private function __construct()
{
echo __METHOD__ . "\n";
$this->setFetchMode(PDO_FETCH_NUM);
/* default fetch mode is BOTH, so we see if the ctor can overwrite that */
}
function getIterator()
{
echo __METHOD__ . "\n";
$this->execute();
return new IteratorIterator($this, 'PDOStatement');
}
}
$stmt = $db->prepare($SELECT, array(PDO_ATTR_STATEMENT_CLASS=>array('PDOStatementAggregate')));
foreach($stmt as $data)
{
var_dump($data);
}
?>
--EXPECTF--
Test::__construct(WOW)
object(Test)#4 (2) {
["val"]=>
string(1) "A"
["grp"]=>
string(6) "Group1"
}
Test::__construct(WOW)
object(Test)#6 (2) {
["val"]=>
string(1) "B"
["grp"]=>
string(6) "Group2"
}
NULL
bool(false)
PDOStatementAggregate::__construct
PDOStatementAggregate::getIterator
array(2) {
[0]=>
string(1) "A"
[1]=>
string(6) "Group1"
}
array(2) {
[0]=>
string(1) "B"
[1]=>
string(6) "Group2"
}
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