1--TEST-- 2SPL: Countable::count() with wrong return types and exception. 3--FILE-- 4<?php 5 6Class returnNull implements Countable { 7 function count() { 8 } 9} 10 11Class returnString implements Countable { 12 function count() { 13 return "hello"; 14 } 15} 16 17Class returnObject implements Countable { 18 function count() { 19 return new returnObject; 20 } 21} 22 23Class returnArray implements Countable { 24 function count() { 25 return array(1,2,3); 26 } 27} 28 29Class throwException implements Countable { 30 function count() { 31 throw new Exception('Thrown from count'); 32 } 33} 34 35 36echo "Count returns null:\n"; 37var_dump(count(new returnNull)); 38 39echo "Count returns a string:\n"; 40var_dump(count(new returnString)); 41 42echo "Count returns an object:\n"; 43var_dump(count(new returnObject)); 44 45echo "Count returns an array:\n"; 46var_dump(count(new returnArray)); 47 48echo "Count throws an exception:\n"; 49try { 50 echo count(new throwException); 51} catch (Exception $e) { 52 echo $e->getMessage(); 53} 54 55?> 56--EXPECTF-- 57Count returns null: 58int(0) 59Count returns a string: 60int(0) 61Count returns an object: 62 63Notice: Object of class returnObject could not be converted to int in %s on line 40 64int(1) 65Count returns an array: 66int(1) 67Count throws an exception: 68Thrown from count