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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/class_object/is_a_error_001.phpt

--TEST--
Test is_a() function : error conditions - wrong number of args
--INI--
error_reporting=E_ALL | E_STRICT | E_DEPRECATED
--FILE--
<?php
/* Prototype  : proto bool is_a(object object, string class_name, bool allow_string)
 * Description: Returns true if the object is of this class or has this class as one of its parents 
 * Source code: Zend/zend_builtin_functions.c
 * Alias to functions: 
 */

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

//Test is_a with one more than the expected number of arguments
echo "\n-- Testing is_a() function with more than expected no. of arguments --\n";
$object = new stdclass();
$class_name = 'string_val';
$allow_string = false;
$extra_arg = 10;

var_dump( is_a($object, $class_name, $allow_string, $object) );

//Test is_a with one more than the expected number of arguments
echo "\n-- Testing is_a() function with non-boolean in last position --\n";
var_dump( is_a($object, $class_name, $object) );


// Testing is_a with one less than the expected number of arguments
echo "\n-- Testing is_a() function with less than expected no. of arguments --\n";
$object = new stdclass();
var_dump( is_a($object) );

echo "Done";
?>
--EXPECTF--

*** Testing is_a() : error conditions ***

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

Warning: is_a() expects at most 3 parameters, 4 given in %s on line 17
NULL

-- Testing is_a() function with non-boolean in last position --

Warning: is_a() expects parameter 3 to be boolean, object given in %s on line 21
NULL

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

Warning: is_a() expects at least 2 parameters, 1 given in %s on line 27
NULL
Done

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