1--TEST-- 2Handling of private fields with traits needs to have same semantics as with normal inheritance. 3--FILE-- 4<?php 5 6class BaseWithPropA { 7 private $hello = 0; 8} 9 10// This is how privates are handled in normal inheritance 11class SubclassClassicInheritance extends BaseWithPropA { 12 private $hello = 0; 13} 14 15// And here, we need to make sure, that the traits behave the same 16 17trait AHelloProperty { 18 private $hello = 0; 19} 20 21class BaseWithTPropB { 22 use AHelloProperty; 23} 24 25class SubclassA extends BaseWithPropA { 26 use AHelloProperty; 27} 28 29class SubclassB extends BaseWithTPropB { 30 use AHelloProperty; 31} 32 33$classic = new SubclassClassicInheritance; 34var_dump($classic); 35 36$a = new SubclassA; 37var_dump($a); 38 39$b = new SubclassB; 40var_dump($b); 41 42?> 43--EXPECT-- 44object(SubclassClassicInheritance)#1 (2) { 45 ["hello":"SubclassClassicInheritance":private]=> 46 int(0) 47 ["hello":"BaseWithPropA":private]=> 48 int(0) 49} 50object(SubclassA)#2 (2) { 51 ["hello":"SubclassA":private]=> 52 int(0) 53 ["hello":"BaseWithPropA":private]=> 54 int(0) 55} 56object(SubclassB)#3 (2) { 57 ["hello":"SubclassB":private]=> 58 int(0) 59 ["hello":"BaseWithTPropB":private]=> 60 int(0) 61} 62