public function test_maybe_unserialize()
{
$obj = new stdClass();
$obj->prop1 = 'Hello';
$obj->prop2 = 'World';
$this->assertNull(util::maybe_unserialize(serialize(null)));
$this->assertFalse(util::maybe_unserialize(serialize(false)));
$this->assertEquals('This is a string', util::maybe_unserialize('This is a string'));
$this->assertEquals(5.81, util::maybe_unserialize(5.81));
$this->assertEquals(array(), util::maybe_unserialize('a:0:{}'));
$this->assertEquals($obj, util::maybe_unserialize('O:8:"stdClass":2:{s:5:"prop1";s:5:"Hello";s:5:"prop2";s:5:"World";}'));
$this->assertEquals(array('test', 'blah', 'hello' => 'world', 'array' => $obj), util::maybe_unserialize('a:4:{i:0;s:4:"test";i:1;s:4:"blah";s:5:"hello";s:5:"world";s:5:"array";O:8:"stdClass":2:{s:5:"prop1";s:5:"Hello";s:5:"prop2";s:5:"World";}}'));
// Test a broken serialization.
$expectedData = array('Normal', 'High-value Char: ' . chr(231) . 'a-va?');
$brokenSerialization = 'a:2:{i:0;s:6:"Normal";i:1;s:23:"High-value Char: ▒a-va?";}';
$unserializedData = util::maybe_unserialize($brokenSerialization);
$this->assertEquals($expectedData[0], $unserializedData[0], 'Did not properly fix the broken serialized data.');
$this->assertEquals(substr($expectedData[1], 0, 10), substr($unserializedData[1], 0, 10), 'Did not properly fix the broken serialized data.');
// Test unfixable serialization.
$unfixableSerialization = 'a:2:{i:0;s:6:"Normal";}';
$this->assertEquals($unfixableSerialization, util::maybe_unserialize($unfixableSerialization), 'Somehow the [previously?] impossible happened and utilphp thinks it has unserialized an unfixable serialization.');
}
