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--TEST--
Test disk_free_space and its alias diskfreespace() functions : Usage Variations
--FILE--
<?php
/*
* Prototype: float disk_free_space( string directory )
* Description: Given a string containing a directory, this function
* will return the number of bytes available on the corresponding
* filesystem or disk partition
*/
$file_path = dirname(__FILE__);
echo "*** Testing with a directory ***\n";
var_dump( disk_free_space($file_path."/..") );
var_dump( diskfreespace($file_path."/..") );
echo "\nTesting for the return type ***\n";
$return_value = disk_free_space($file_path);
var_dump( is_float($return_value) );
echo "\n*** Testing with different directory combinations ***";
$dir = "/disk_free_space";
mkdir($file_path.$dir);
$dirs_arr = array(
".",
$file_path.$dir,
$file_path."/.".$dir,
/* Testing a file trailing slash */
$file_path."".$dir."/",
$file_path."/.".$dir."/",
/* Testing file with double trailing slashes */
$file_path.$dir."//",
$file_path."/.".$dir."//",
$file_path."/./".$dir."//",
/* Testing Binary safe */
$file_path.$dir.chr(0),
$file_path."/.".$dir.chr(0),
".".chr(0).$file_path.$dir,
".".chr(0).$file_path.$dir.chr(0)
);
$count = 1;
/* loop through to test each element the above array */
foreach($dirs_arr as $dir1) {
echo "\n-- Iteration $count --\n";
var_dump( disk_free_space( $dir1 ) );
var_dump( diskfreespace( $dir1 ) );
$count++;
}
echo"\n--- Done ---";
?>
--CLEAN--
<?php
$file_path = dirname(__FILE__);
rmdir($file_path."/disk_free_space");
?>
--EXPECTF--
*** Testing with a directory ***
float(%d)
float(%d)
Testing for the return type ***
bool(true)
*** Testing with different directory combinations ***
-- Iteration 1 --
float(%d)
float(%d)
-- Iteration 2 --
float(%d)
float(%d)
-- Iteration 3 --
float(%d)
float(%d)
-- Iteration 4 --
float(%d)
float(%d)
-- Iteration 5 --
float(%d)
float(%d)
-- Iteration 6 --
float(%d)
float(%d)
-- Iteration 7 --
float(%d)
float(%d)
-- Iteration 8 --
float(%d)
float(%d)
-- Iteration 9 --
Warning: disk_free_space() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
Warning: diskfreespace() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
-- Iteration 10 --
Warning: disk_free_space() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
Warning: diskfreespace() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
-- Iteration 11 --
Warning: disk_free_space() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
Warning: diskfreespace() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
-- Iteration 12 --
Warning: disk_free_space() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
Warning: diskfreespace() expects parameter 1 to be a valid path, string given in %s on line %d
NULL
--- Done ---