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--TEST--
Test readlink() and realpath() functions: usage variation - invalid args
--SKIPIF--
<?php
if (substr(PHP_OS, 0, 3) == 'WIN') {
die('skip no symlinks on Windows');
}
?>
--FILE--
<?php
/* Prototype: string readlink ( string $path );
Description: Returns the target of a symbolic link
Prototype: string realpath ( string $path );
Description: Returns canonicalized absolute pathname
*/
echo "*** Testing readlink() and realpath() : usage variations ***\n";
echo "\n*** Testing readlink() and realpath() with linkname as empty string, NULL and single space ***\n";
$link_string = array (
/* linkname as spaces */
" ",
' ',
/* empty linkname */
"",
'',
NULL,
null
);
for($loop_counter = 0; $loop_counter < count($link_string); $loop_counter++) {
echo "-- Iteration";
echo $loop_counter + 1;
echo " --\n";
var_dump( readlink($link_string[$loop_counter]) );
var_dump( realpath($link_string[$loop_counter]) );
}
echo "Done\n";
?>
--EXPECTF--
*** Testing readlink() and realpath() : usage variations ***
*** Testing readlink() and realpath() with linkname as empty string, NULL and single space ***
-- Iteration1 --
Warning: readlink(): %s in %s on line %d
bool(false)
%s
-- Iteration2 --
Warning: readlink(): %s in %s on line %d
bool(false)
%s
-- Iteration3 --
Warning: readlink(): %s in %s on line %d
bool(false)
string(%d) "%s"
-- Iteration4 --
Warning: readlink(): %s in %s on line %d
bool(false)
string(%d) "%s"
-- Iteration5 --
Warning: readlink(): %s in %s on line %d
bool(false)
string(%d) "%s"
-- Iteration6 --
Warning: readlink(): %s in %s on line %d
bool(false)
string(%d) "%s"
Done
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