Initial commit for extra class hierarchies FSTools and ConfigSchema.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1518 48356398-32a2-884e-a903-53898d9a118a

tests/FSTools/FileSystemHarness.php

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * Test harness that sets up a filesystem sandbox for file-emulation
+ * functions to safely unit test in.
+ *
+ * @todo Make an automatic FSTools mock or something
+ */
+class FSTools_FileSystemHarness extends UnitTestCase
+{
+    
+    protected $dir, $oldDir;
+    
+    function __construct() {
+        parent::UnitTestCase();
+        $this->dir = 'tmp/' . md5(uniqid(rand(), true)) . '/';
+        mkdir($this->dir);
+        $this->oldDir = getcwd();
+        
+    }
+    
+    function __destruct() {
+        FSTools::singleton()->rmdirr($this->dir);
+    }
+    
+    function setup() {
+        chdir($this->dir);
+    }
+    
+    function tearDown() {
+        chdir($this->oldDir);
+    }
+    
+}