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--TEST--
Test trait_exists() function : error conditions (wrong number of arguments)
--FILE--
<?php
/* Prototype : proto bool trait_exists(string traitname [, bool autoload])
* Description: Checks if the trait exists
* Source code: Zend/zend_builtin_functions.c
* Alias to functions:
*/
/**
* Test wrong number of arguments
*/
echo "*** Testing trait_exists() : error conditions ***\n";
// Zero arguments
echo "\n-- Testing trait_exists() function with Zero arguments --\n";
var_dump( trait_exists() );
//Test trait_exists with one more than the expected number of arguments
echo "\n-- Testing trait_exists() function with more than expected no. of arguments --\n";
$traitname = 'string_val';
$autoload = true;
$extra_arg = 10;
var_dump( trait_exists($traitname, $autoload, $extra_arg) );
echo "Done";
?>
--EXPECTF--
*** Testing trait_exists() : error conditions ***
-- Testing trait_exists() function with Zero arguments --
Warning: trait_exists() expects at least 1 parameter, 0 given in %s on line 16
NULL
-- Testing trait_exists() function with more than expected no. of arguments --
Warning: trait_exists() expects at most 2 parameters, 3 given in %s on line 23
NULL
Done
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