--TEST--
Test readdir() function : usage variations - different permissions
--SKIPIF--
<?php
if( substr(PHP_OS, 0, 3) == 'WIN') {
  die('skip Not for Windows');
}
require __DIR__ . '/../skipif_root.inc';
?>
--FILE--
<?php
/*
 * Open a directory with different premissions then try to read it
 * to test behaviour of readdir()
 */

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

// create the temporary directory
$dir_path = __DIR__ . "/readdir_variation5";
mkdir($dir_path);

/* different values for directory permissions */
$permission_values = array(
/*1*/  0477,  // owner has read only, other and group has rwx
       0677,  // owner has rw only, other and group has rwx

/*3*/  0444,  // all have read only
       0666,  // all have rw only

/*5*/  0400,  // owner has read only, group and others have no permission
       0600,   // owner has rw only, group and others have no permission

/*7*/  0470,  // owner has read only, group has rwx & others have no permission
       0407,  // owner has read only, other has rwx & group has no permission

/*9*/  0670,  // owner has rw only, group has rwx & others have no permission
/*10*/ 0607   // owner has rw only, group has no permission and others have rwx
);

// Open directory with different permission values, read and close, expected: none of them to succeed.
$iterator = 1;
foreach($permission_values as $perm) {
    echo "\n-- Iteration $iterator --\n";

    if (is_dir($dir_path)) {
        chmod ($dir_path, 0777); // change dir permission to allow all operation
        rmdir ($dir_path);
    }
    mkdir($dir_path);

    // change the dir permission to test dir on it
    var_dump( chmod($dir_path, $perm) );
    var_dump($dh = opendir($dir_path));

    echo "-- Calling readdir() --\n";
    var_dump(readdir($dh));

    closedir($dh);
    $iterator++;
}
?>
--CLEAN--
<?php
$dir_path = __DIR__ . "/readdir_variation5";
rmdir($dir_path);
?>
--EXPECTF--
*** Testing readdir() : usage variations ***

-- Iteration 1 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 2 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 3 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 4 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 5 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 6 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 7 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 8 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 9 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"

-- Iteration 10 --
bool(true)
resource(%d) of type (stream)
-- Calling readdir() --
string(%d) "%s"