Add a test for tidyNode::__construct()

Author: adoy

ext/tidy/tests/035.phpt

@@ -0,0 +1,12 @@
+--TEST--
+tidyNode::__construct()
+--SKIPIF--
+<?php
+  if (!extension_loaded('tidy')) die ('skip tidy not present');
+?>
+--FILE--
+<?php
+new tidyNode;
+?>
+--EXPECTF--
+Fatal error: Call to private tidyNode::__construct() from invalid context in %s on line %d