<?php

ob_start();

/* 
 * Prototype : string session_encode(void)
 * Description : Encodes the current session data as a string
 * Source code : ext/session/session.c 
 */

echo "*** Testing session_encode() : basic functionality ***\n";

// Get an unset variable
$unset_var = 10;
unset($unset_var);

class classA
{
    public function __toString() {
        return "Hello World!";
    }
}

$heredoc = <<<EOT
Hello World!
EOT;

$fp = fopen(__FILE__, "r");

// Unexpected values to be passed as arguments
$inputs = array(

       // Integer data
/*1*/  0,
       1,
       12345,
       -2345,

       // Float data
/*5*/  10.5,
       -10.5,
       12.3456789000e10,
       12.3456789000E-10,
       .5,

       // Null data
/*10*/ NULL,
       null,

       // Boolean data
/*12*/ true,
       false,
       TRUE,
       FALSE,
       
       // Empty strings
/*16*/ "",
       '',

       // Invalid string data
/*18*/ "Nothing",
       'Nothing',
       $heredoc,
       
       // Object data
/*21*/ new classA(),

       // Undefined data
/*22*/ @$undefined_var,

       // Unset data
/*23*/ @$unset_var,

       // Resource variable
/*24*/ $fp
);

var_dump(session_start());
$iterator = 1;
foreach($inputs as $input) {
    echo "\n-- Iteration $iterator --\n";
    $_SESSION["data"] = $input;
    var_dump(session_encode());
    $iterator++;
};

var_dump(session_destroy());
fclose($fp);
echo "Done";
ob_end_flush();
?>
