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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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Current File : //usr/local/src/php7/php-7.0.5/ext/standard/tests/array/usort_error1.phpt

--TEST--
Test usort() function : error conditions - Pass incorrect number of arguments
--FILE--
<?php
/* Prototype  : bool usort(array $array_arg, string $cmp_function)
 * Description: Sort an array by values using a user-defined comparison function 
 * Source code: ext/standard/array.c
 */

/*
 * Pass incorrect number of arguments to usort() to test behaviour
 */

echo "*** Testing usort() : error conditions ***\n";

//Test usort with one more than the expected number of arguments
echo "\n-- Testing usort() function with more than expected no. of arguments --\n";
$array_arg = array(1, 2);
$cmp_function = 'string_val';
$extra_arg = 10;
var_dump( usort($array_arg, $cmp_function, $extra_arg) );

// Testing usort with one less than the expected number of arguments
echo "\n-- Testing usort() function with less than expected no. of arguments --\n";
$array_arg = array(1, 2);
var_dump( usort($array_arg) );
?>
===DONE===
--EXPECTF--
*** Testing usort() : error conditions ***

-- Testing usort() function with more than expected no. of arguments --

Warning: usort() expects exactly 2 parameters, 3 given in %s on line %d
NULL

-- Testing usort() function with less than expected no. of arguments --

Warning: usort() expects exactly 2 parameters, 1 given in %s on line %d
NULL
===DONE===

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