Sync spl tests with 5.3

ext/spl/tests/bug38618.phpt

@@ -0,0 +1,105 @@
+--TEST--
+Bug #38618 (RecursiveArrayIterator::hasChildren() follows objects)
+--FILE--
+<?php # vim:ft=php
+
+class FruitPublic
+{
+  public $title;
+
+  public function __construct($title)
+  {
+    $this->title = $title;
+  }
+
+  public function __toString()
+  {
+    return $this->title;
+  }
+}
+
+class FruitProtected
+{
+  protected $title;
+
+  public function __construct($title)
+  {
+    $this->title = $title;
+  }
+
+  public function __toString()
+  {
+    return $this->title;
+  }
+}
+
+function test_array($array, $which, $flags = 0)
+{
+  echo "===$which===\n";
+  $it = new RecursiveArrayIterator($array, $flags);
+  foreach (new RecursiveIteratorIterator($it) as $k => $fruit) {
+    echo $k , ' => ', $fruit, "\n";
+  }
+}
+
+$array = array(
+  1 => array(
+    1 => array(
+      1 => 'apple',
+    ),
+    2 => array(
+      1 => 'grape',
+    ),
+  ),
+);
+
+test_array($array, 'Default with array');
+
+$array = array(
+  1 => array(
+    1 => array(
+      1 => new FruitPublic('apple'),
+    ),
+    2 => array(
+      1 => new FruitPublic('grape'),
+    ),
+  ),
+);
+
+test_array($array, 'Public Property');
+
+$array = array(
+  1 => array(
+    1 => array(
+      1 => new FruitProtected('apple'),
+    ),
+    2 => array(
+      1 => new FruitProtected('grape'),
+    ),
+  ),
+);
+
+test_array($array, 'Protected Property');
+
+test_array($array, 'Public Property New', RecursiveArrayIterator::CHILD_ARRAYS_ONLY);
+test_array($array, 'Protected Property New', RecursiveArrayIterator::CHILD_ARRAYS_ONLY);
+?>
+===DONE===
+<?php exit(0); ?>
+?>
+===DONE===
+--EXPECTF--
+===Default with array===
+1 => apple
+1 => grape
+===Public Property===
+title => apple
+title => grape
+===Protected Property===
+===Public Property New===
+1 => apple
+1 => grape
+===Protected Property New===
+1 => apple
+1 => grape
+===DONE===