--TEST--
Test strval() function : usage variations - error conditions
--FILE--
<?php
/* Prototype : string strval ( mixed $var )
* Description: Get the string value of a variable.
* Source code: ext/standard/string.c
*/
echo "*** Testing strval() : error conditions ***\n";
error_reporting(E_ALL ^ E_NOTICE);
class MyClass
{
// no toString() method defined
}
$string = "Hello";
$extra_arg = 10;
//Test strval with one more than the expected number of arguments
echo "\n-- Testing strval() function with more than expected no. of arguments --\n";
var_dump( strval($string, $extra_arg) );
// Testing strval with one less than the expected number of arguments
echo "\n-- Testing strval() function with less than expected no. of arguments --\n";
var_dump( strval() );
// Testing strval with a object which has no toString() method
echo "\n-- Testing strval() function with object which has not toString() method --\n";
var_dump( strval(new MyClass()) );
?>
===DONE===
--EXPECTF--
*** Testing strval() : error conditions ***
-- Testing strval() function with more than expected no. of arguments --
Warning: strval() expects exactly 1 parameter, 2 given in %s on line %d
NULL
-- Testing strval() function with less than expected no. of arguments --
Warning: strval() expects exactly 1 parameter, 0 given in %s on line %d
NULL
-- Testing strval() function with object which has not toString() method --
Catchable fatal error: Object of class MyClass could not be converted to string in %s on line %d
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