Show bug #49369 as a feature request

ext/spl/tests/bug49369.phpt

@@ -0,0 +1,55 @@
+--TEST--
+Bug #49369 (Change current(), key(), next(), etc. to check for Iterator)
+--CREDITS--
+KCPHPUG TestFest 2017 - Eric Poe
+--FILE--
+<?php
+
+class iterator_array implements Iterator
+{
+	protected $arr;
+
+	public function __construct(array $array = [])
+	{
+		$this->arr = $array;
+	}
+
+	public function key()
+	{
+		return key($this->arr);
+	}
+
+	public function current()
+	{
+		return current($this->arr);
+	}
+
+	public function valid()
+	{
+		return current($this->arr) !== FALSE;
+	}
+
+	public function next()
+	{
+		next($this->arr);
+	}
+
+	public function rewind()
+	{
+		reset($this->arr);
+	}
+}
+
+$i = new iterator_array([1,2]);
+var_dump(current($i));
+var_dump(key($i));
+next($i);
+var_dump(current($i));
+var_dump(key($i));
+--XFAIL--
+Bug #49369 - This will fail until current(), key(), next() & other \Iterator methods-as-functions are able to take advantage, properly, of the \Iterator methods.
+--EXPECT--
+int(1)
+int(0)
+int(2)
+int(1)