Add basic unit testing. re #96

test/baseTest.php

@@ -0,0 +1,14 @@
+<?php
+
+require_once (dirname(__FILE__) . "/config_test.php");
+require_once (dirname(__FILE__) . "/../base.php");
+
+class StackTest extends PHPUnit_Framework_TestCase
+{   
+    public function testAddURLParameter ()
+    {
+        $this->assertEquals ("?db=0", addURLParameter ("?", "db", "0"));
+        $this->assertEquals ("?key=value&db=0", addURLParameter ("?key=value", "db", "0"));
+        $this->assertEquals ("?key=value&otherKey=&db=0", addURLParameter ("?key=value&otherKey", "db", "0"));
+    }
+}

test/config_test.php

@@ -0,0 +1,4 @@
+<?php
+
+$config = array();
+$config['default_timezone'] = "Europe/Paris";