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diff --git a/ext/reflection/tests/ReflectionObject_isSubclassOf_basic.phpt b/ext/reflection/tests/ReflectionObject_isSubclassOf_basic.phpt
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+--TEST--
+ReflectionObject::isSubclassOf() - basic function test
+--FILE--
+<?php
+class A {}
+class B extends A {}
+class C extends B {}
+
+interface I {}
+class X implements I {}
+
+$classNames = array('A', 'B', 'C', 'I', 'X');
+
+//Create ReflectionClasses
+foreach ($classNames as $className) {
+ $rcs[$className] = new ReflectionClass($className);
+}
+
+//Create ReflectionObjects
+foreach ($classNames as $className) {
+ if ($rcs[$className]->isInstantiable()) {
+ $ros[$className] = new ReflectionObject(new $className);
+ }
+}
+
+foreach ($ros as $childName => $child) {
+ foreach ($rcs as $parentName => $parent) {
+ echo "Is " . $childName . " a subclass of " . $parentName . "? \n";
+ echo " - Using ReflectionClass object argument: ";
+ var_dump($child->isSubclassOf($parent));
+ if ($parent->isInstantiable()) {
+ echo " - Using ReflectionObject object argument: ";
+ var_dump($child->isSubclassOf($ros[$parentName]));
+ }
+ echo " - Using string argument: ";
+ var_dump($child->isSubclassOf($parentName));
+ }
+}
+?>
+--EXPECTF--
+Is A a subclass of A?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is A a subclass of B?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is A a subclass of C?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is A a subclass of I?
+ - Using ReflectionClass object argument: bool(false)
+ - Using string argument: bool(false)
+Is A a subclass of X?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is B a subclass of A?
+ - Using ReflectionClass object argument: bool(true)
+ - Using ReflectionObject object argument: bool(true)
+ - Using string argument: bool(true)
+Is B a subclass of B?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is B a subclass of C?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is B a subclass of I?
+ - Using ReflectionClass object argument: bool(false)
+ - Using string argument: bool(false)
+Is B a subclass of X?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is C a subclass of A?
+ - Using ReflectionClass object argument: bool(true)
+ - Using ReflectionObject object argument: bool(true)
+ - Using string argument: bool(true)
+Is C a subclass of B?
+ - Using ReflectionClass object argument: bool(true)
+ - Using ReflectionObject object argument: bool(true)
+ - Using string argument: bool(true)
+Is C a subclass of C?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is C a subclass of I?
+ - Using ReflectionClass object argument: bool(false)
+ - Using string argument: bool(false)
+Is C a subclass of X?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is X a subclass of A?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is X a subclass of B?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is X a subclass of C?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)
+Is X a subclass of I?
+ - Using ReflectionClass object argument: bool(true)
+ - Using string argument: bool(true)
+Is X a subclass of X?
+ - Using ReflectionClass object argument: bool(false)
+ - Using ReflectionObject object argument: bool(false)
+ - Using string argument: bool(false)