added codepen test

Author: oscarotero

tests/CodepenTest.php

@@ -0,0 +1,24 @@
+<?php
+class CodepenTest extends PHPUnit_Framework_TestCase
+{
+    public function testAnonymous()
+    {
+        $info = Embed\Embed::create('http://codepen.io/anon/pen/QwPVNW');
+
+        $this->assertEquals($info->imageWidth, 400);
+        $this->assertEquals($info->imageHeight, 225);
+        $this->assertEquals($info->code, '<iframe id="cp_embed_QwPVNW" src="https://codepen.io/anon/embed/QwPVNW?height=300&amp;slug-hash=QwPVNW&amp;default-tab=result&amp;host=http%3A%2F%2Fcodepen.io" scrolling="no" frameborder="0" height="300" allowtransparency="true" class="cp_embed_iframe" style="width: 100%; overflow: hidden;"></iframe>');
+        $this->assertEquals($info->type, 'rich');
+    }
+
+    public function testNormal()
+    {
+        $info = Embed\Embed::create('http://codepen.io/Zhouzi/pen/JoRazP');
+
+        $this->assertEquals($info->title, 'TheaterJS');
+        $this->assertEquals($info->imageWidth, 384);
+        $this->assertEquals($info->imageHeight, 225);
+        $this->assertEquals($info->code, '<iframe id="cp_embed_JoRazP" src="https://codepen.io/Zhouzi/embed/JoRazP?height=300&amp;slug-hash=JoRazP&amp;default-tab=result&amp;host=http%3A%2F%2Fcodepen.io" scrolling="no" frameborder="0" height="300" allowtransparency="true" class="cp_embed_iframe" style="width: 100%; overflow: hidden;"></iframe>');
+        $this->assertEquals($info->type, 'rich');
+    }
+}