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|
--TEST--
Cyclic array test 2
--INI--
report_memleaks=0
--SKIPIF--
<?php
if (!extension_loaded('igbinary')) {
echo "skip no igbinary\n";
}
if (PHP_MAJOR_VERSION < 8) {
echo "skip requires php 8\n";
}
--FILE--
<?php
$a = array("foo" => &$b);
$b = array(1, 2, $a);
/* all three statements below should produce same output however PHP stock
* unserialize/serialize produces different output (5.2.16). I consider this is
* a PHP bug. - Oleg Grenrus
*/
/* NOTE: This is different in php 8 because igbinary_unserialize() is declared to return a reference, not a value */
//$k = $a;
//$k = unserialize(serialize($a));
$k = igbinary_unserialize(igbinary_serialize($a));
function check($a, $k) {
ob_start();
var_dump($a);
$a_str = ob_get_clean();
ob_start();
var_dump($k);
$k_str = ob_get_clean();
if ($a_str !== $k_str) {
echo "Output differs\n";
echo "Expected:\n", $a_str, "\n";
echo "Actual:\n", $k_str, "\n";
} else {
echo "OK\n";
}
}
check($a, $k);
$a["foo"][2]["foo"][1] = "b";
$k["foo"][2]["foo"][1] = "b";
check($a, $k);
?>
--EXPECT--
Output differs
Expected:
array(1) {
["foo"]=>
&array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
*RECURSION*
}
}
Actual:
array(1) {
["foo"]=>
&array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
array(1) {
["foo"]=>
*RECURSION*
}
}
}
OK
|
