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--TEST--
Test popen() and pclose function: basic functionality
--SKIPIF--
<?php
if(substr(PHP_OS, 0, 3) != 'WIN' )
die("skip Not Valid for Linux");
?>
--FILE--
<?php
/*
* Prototype: resource popen ( string command, string mode )
* Description: Opens process file pointer.
* Prototype: int pclose ( resource handle );
* Description: Closes process file pointer.
*/
echo "*** Testing popen(): reading from the pipe ***\n";
$file_path = dirname(__FILE__);
$string = "Sample String";
$file_handle = popen(" echo $string", "r");
fpassthru($file_handle);
pclose($file_handle);
echo "*** Testing popen(): writing to the pipe ***\n";
$arr = array("ggg", "ddd", "aaa", "sss");
$file_handle = popen("sort", "w");
$newline = "\n";
foreach($arr as $str) {
fwrite($file_handle, $str);
fwrite($file_handle, $newline);
}
pclose($file_handle);
echo "*** Testing popen() and pclose(): return type ***\n";
$return_value_popen = popen("echo $string", "r");
fpassthru($return_value_popen);
var_dump( is_resource($return_value_popen) );
$return_value_pclose = pclose($return_value_popen);
var_dump( is_int($return_value_pclose) );
echo "\n--- Done ---";
?>
--EXPECTF--
*** Testing popen(): reading from the pipe ***
Sample String
*** Testing popen(): writing to the pipe ***
aaa
ddd
ggg
sss
*** Testing popen() and pclose(): return type ***
Sample String
bool(true)
bool(true)
--- Done ---
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