--TEST--
Test imap_fetch_overview() function : usage variations - different resources as $stream_id
--SKIPIF--
<?php
extension_loaded('imap') or die('skip imap extension not available in this build');
?>
--FILE--
<?php
/* Prototype  : array imap_fetch_overview(resource $stream_id, int $msg_no [, int $options])
 * Description: Read an overview of the information in the headers 
 * of the given message sequence 
 * Source code: ext/imap/php_imap.c
 */

/*
 * Pass different resource types to imap_fetch_overview() to test behaviour
 */

echo "*** Testing imap_fetch_overview() : usage variations ***\n";

echo "\n-- File Resource opened with fopen() --\n";
var_dump($file_pointer = fopen(__FILE__, 'r+'));
var_dump(imap_fetch_overview($file_pointer, 1));
fclose($file_pointer);

echo "\n-- Directory Resource opened with opendir() --\n";
var_dump($dir_handle = opendir(dirname(__FILE__)));
var_dump(imap_fetch_overview($dir_handle, 1));
closedir($dir_handle);
?>
===DONE===
--EXPECTF--
*** Testing imap_fetch_overview() : usage variations ***

-- File Resource opened with fopen() --
resource(%d) of type (stream)

Warning: imap_fetch_overview(): supplied resource is not a valid imap resource in %s on line %d
bool(false)

-- Directory Resource opened with opendir() --
resource(%d) of type (stream)

Warning: imap_fetch_overview(): supplied resource is not a valid imap resource in %s on line %d
bool(false)
===DONE===