serialization_error_002.phpt [plain text]
--TEST--
Test unserialize(): error is indistinguishable from deserialized boolean
--FILE--
<?php
echo "*** Testing unserialize() error/boolean distinction ***\n";
$garbage = "obvious non-serialized data";
$serialized_false = serialize(false);
var_dump($serialized_false);
$deserialized_garbage = unserialize($garbage);
var_dump($deserialized_garbage);
$deserialized_false = unserialize($serialized_false);
var_dump($deserialized_false);
echo "unserialize error and deserialized false are identical? " . (bool) ($deserialized_false == $deserialized_garbage) . "\n";
function isSerialized($str) {
return ($str == serialize(false) || @unserialize($str) !== false);
}
var_dump(isSerialized($garbage));
var_dump(isSerialized($serialized_false));
echo "Done";
?>
--EXPECTF--
*** Testing unserialize() error/boolean distinction ***
string(4) "b:0;"
Notice: unserialize(): Error at offset 0 of 27 bytes in %s%eserialization_error_002.php on line 20
bool(false)
bool(false)
unserialize error and deserialized false are identical? 1
bool(false)
bool(true)
Done