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--TEST--
Test serializing different empty arrays
--FILE--
<?php
// The serialization might be different based on php version and opcache settings.
// So, test the unserialization instead.
$a = array();
var_dump(igbinary_unserialize(igbinary_serialize(array('1st' => array(), '2nd' => array(), '3rd' => array()))));
echo "\n";
var_dump(igbinary_unserialize(igbinary_serialize(array('1st' => $a, '2nd' => $a, '3rd' => $a))));
echo "\n";
$result = igbinary_unserialize(igbinary_serialize(array('1st' => $a, '2nd' => &$a, '3rd' => &$a, '4th' => array())));
var_dump($result);
$result['2nd'][] = 2;
var_dump($result);
echo "\n";
?>
--EXPECT--
array(3) {
["1st"]=>
array(0) {
}
["2nd"]=>
array(0) {
}
["3rd"]=>
array(0) {
}
}
array(3) {
["1st"]=>
array(0) {
}
["2nd"]=>
array(0) {
}
["3rd"]=>
array(0) {
}
}
array(4) {
["1st"]=>
array(0) {
}
["2nd"]=>
&array(0) {
}
["3rd"]=>
&array(0) {
}
["4th"]=>
array(0) {
}
}
array(4) {
["1st"]=>
array(0) {
}
["2nd"]=>
&array(1) {
[0]=>
int(2)
}
["3rd"]=>
&array(1) {
[0]=>
int(2)
}
["4th"]=>
array(0) {
}
}