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--TEST--
Test is_subclass_of() function : wrong number of args
--FILE--
<?php
/* Prototype : proto bool is_subclass_of(object object, string class_name)
* Description: Returns true if the object has this class as one of its parents
* Source code: Zend/zend_builtin_functions.c
* Alias to functions:
*/
echo "*** Testing is_subclass_of() : error conditions ***\n";
//Test is_subclass_of with one more than the expected number of arguments
echo "\n-- Testing is_subclass_of() function with more than expected no. of arguments --\n";
$object = new stdclass();
$class_name = 'string_val';
$allow_string = false;
$extra_arg = 10;
var_dump( is_subclass_of($object, $class_name, $allow_string, $extra_arg) );
//Test is_subclass_of with invalid last argument
echo "\n-- Testing is_subclass_of() function with more than typo style invalid 3rd argument --\n";
var_dump( is_subclass_of($object, $class_name, $class_name) );
//Test is_subclass_of with invalid last argument
echo "\n-- Testing is_subclass_of() function with more than invalid 3rd argument --\n";
var_dump( is_subclass_of($object, $class_name, $object) );
// Testing is_subclass_of with one less than the expected number of arguments
echo "\n-- Testing is_subclass_of() function with less than expected no. of arguments --\n";
$object = new stdclass();
var_dump( is_subclass_of($object) );
echo "Done";
?>
--EXPECTF--
*** Testing is_subclass_of() : error conditions ***
-- Testing is_subclass_of() function with more than expected no. of arguments --
Warning: is_subclass_of() expects at most 3 parameters, 4 given in %s on line 17
NULL
-- Testing is_subclass_of() function with more than typo style invalid 3rd argument --
bool(false)
-- Testing is_subclass_of() function with more than invalid 3rd argument --
Warning: is_subclass_of() expects parameter 3 to be boolean, object given in %s on line 26
NULL
-- Testing is_subclass_of() function with less than expected no. of arguments --
Warning: is_subclass_of() expects at least 2 parameters, 1 given in %s on line 31
NULL
Done
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