--TEST-- Test posix_getpgid() function : variation --SKIPIF-- <?php PHP_INT_SIZE == 4 or die("skip - 32-bit only"); if((!extension_loaded("posix")) || (!function_exists("posix_getpgid"))) { print "skip - POSIX extension not loaded or posix_getpgid() does not exist"; } ?> --FILE-- <?php /* Prototype : proto int posix_getpgid(void) * Description: Get the process group id of the specified process (This is not a POSIX function, but a SVR4ism, so we compile conditionally) * Source code: ext/posix/posix.c * Alias to functions: */ echo "*** Testing posix_getpgid() : usage variations ***\n"; // Initialise function arguments not being substituted (if any) //get an unset variable $unset_var = 10; unset ($unset_var); //array of values to iterate over $values = array( // float data 10.5, -10.5, 10.1234567e10, 10.7654321E-10, .5, // array data array(), array(0), array(1), array(1, 2), array('color' => 'red', 'item' => 'pen'), // null data NULL, null, // boolean data true, false, TRUE, FALSE, // empty data "", '', // string data "string", 'string', // undefined data $undefined_var, // unset data $unset_var, // object data new stdclass(), ); // loop through each element of the array for gid foreach($values as $value) { echo "\nArg value $value \n"; $result = posix_getpgid($value); if (is_int($result) || $result === false) { echo "valid output\n"; } else { var_dump($result); } }; echo "Done"; ?> --EXPECTF-- *** Testing posix_getpgid() : usage variations *** Notice: Undefined variable: undefined_var in %s on line %d Notice: Undefined variable: unset_var in %s on line %d Arg value 10.5 valid output Arg value -10.5 valid output Arg value 101234567000 Warning: posix_getpgid() expects parameter 1 to be integer, float given in %s on line %d valid output Arg value 1.07654321E-9 valid output Arg value 0.5 valid output Notice: Array to string conversion in %sposix_getpgid_variation.php on line %d Arg value Array Warning: posix_getpgid() expects parameter 1 to be integer, array given in %s on line %d valid output Notice: Array to string conversion in %sposix_getpgid_variation.php on line %d Arg value Array Warning: posix_getpgid() expects parameter 1 to be integer, array given in %s on line %d valid output Notice: Array to string conversion in %sposix_getpgid_variation.php on line %d Arg value Array Warning: posix_getpgid() expects parameter 1 to be integer, array given in %s on line %d valid output Notice: Array to string conversion in %sposix_getpgid_variation.php on line %d Arg value Array Warning: posix_getpgid() expects parameter 1 to be integer, array given in %s on line %d valid output Notice: Array to string conversion in %sposix_getpgid_variation.php on line %d Arg value Array Warning: posix_getpgid() expects parameter 1 to be integer, array given in %s on line %d valid output Arg value valid output Arg value valid output Arg value 1 valid output Arg value valid output Arg value 1 valid output Arg value valid output Arg value Warning: posix_getpgid() expects parameter 1 to be integer, string given in %s on line %d valid output Arg value Warning: posix_getpgid() expects parameter 1 to be integer, string given in %s on line %d valid output Arg value string Warning: posix_getpgid() expects parameter 1 to be integer, string given in %s on line %d valid output Arg value string Warning: posix_getpgid() expects parameter 1 to be integer, string given in %s on line %d valid output Arg value valid output Arg value valid output Catchable fatal error: Object of class stdClass could not be converted to string in %s on line %d