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Annotation of embedaddon/php/ext/standard/tests/serialize/serialization_error_002.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test unserialize(): error is indistinguishable from deserialized boolean
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : proto string serialize(mixed variable)
                      6:  * Description: Returns a string representation of variable (which can later be unserialized)
                      7:  * Source code: ext/standard/var.c
                      8:  * Alias to functions:
                      9:  */
                     10: /* Prototype  : proto mixed unserialize(string variable_representation)
                     11:  * Description: Takes a string representation of variable and recreates it
                     12:  * Source code: ext/standard/var.c
                     13:  * Alias to functions:
                     14:  */
                     15: 
                     16: echo "*** Testing unserialize() error/boolean distinction ***\n";
                     17: 
                     18: $garbage = "obvious non-serialized data";
                     19: $serialized_false = serialize(false);
                     20: 
                     21: var_dump($serialized_false);
                     22: 
                     23: $deserialized_garbage = unserialize($garbage);
                     24: var_dump($deserialized_garbage);
                     25: 
                     26: $deserialized_false = unserialize($serialized_false);
                     27: var_dump($deserialized_false);
                     28: 
                     29: echo "unserialize error and deserialized false are identical? " . (bool) ($deserialized_false == $deserialized_garbage) . "\n";
                     30: 
                     31: // candidate safe idiom for determining whether data is serialized
                     32: function isSerialized($str) {
                     33:     return ($str == serialize(false) || @unserialize($str) !== false);
                     34: }
                     35: 
                     36: // Test unserialize error idiom
                     37: var_dump(isSerialized($garbage));
                     38: var_dump(isSerialized($serialized_false));
                     39: 
                     40: echo "Done";
                     41: ?>
                     42: --EXPECTF--
                     43: *** Testing unserialize() error/boolean distinction ***
                     44: string(4) "b:0;"
                     45: 
                     46: Notice: unserialize(): Error at offset 0 of 27 bytes in %s%eserialization_error_002.php on line 20
                     47: bool(false)
                     48: bool(false)
                     49: unserialize error and deserialized false are identical? 1
                     50: bool(false)
                     51: bool(true)
                     52: Done