1--TEST-- 2ZE2 An abstract method may not be called 3--FILE-- 4<?php 5 6class Root { 7} 8 9interface MyInterface 10{ 11 static function MyInterfaceFunc(); 12} 13 14abstract class Derived extends Root implements MyInterface { 15} 16 17class Leaf extends Derived 18{ 19 static function MyInterfaceFunc() {} 20} 21 22var_dump(new Leaf); 23 24class Fails extends Root implements MyInterface { 25} 26 27?> 28===DONE=== 29--EXPECTF-- 30object(Leaf)#%d (0) { 31} 32 33Fatal error: Class Fails contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (MyInterface::MyInterfaceFunc) in %sabstract_by_interface_002.php on line %d 34