thumbnail test added.

tests/acceptance/0010_ThumbCest.php

@@ -0,0 +1,26 @@
+<?php
+
+
+class ThumbCest
+{
+	public function _before(AcceptanceTester $I)
+	{
+	}
+
+	public function _after(AcceptanceTester $I)
+	{
+	}
+
+	// tests
+	public function testThumbOutput(AcceptanceTester $I)
+	{
+
+		$I->amOnPage('/thumb.php?src=e_PLUGIN%2Fgallery%2Fimages%2Fbutterfly.jpg&w=220&h=190');
+
+		$I->seeResponseCodeIs(200);
+
+
+	}
+
+
+}