Add test for parent hook call in generator

Author: iluuu1994

Zend/tests/property_hooks/generator_hook_002.phpt

@@ -0,0 +1,29 @@
+--TEST--
+Allow calling parent get in generator property hooks
+--FILE--
+<?php
+
+class A {
+    public $prop = 42;
+}
+
+class B extends A {
+    public $prop {
+        get {
+            yield parent::$prop::get() + 1;
+            yield parent::$prop::get() + 2;
+            yield parent::$prop::get() + 3;
+        }
+    }
+}
+
+$b = new B();
+foreach ($b->prop as $value) {
+    var_dump($value);
+}
+
+?>
+--EXPECT--
+int(43)
+int(44)
+int(45)