proxy unit test reference implementation

examples/proxy_web_root/app1/index.html

@@ -1,9 +1,23 @@
 <html>
 <head>
   <title>App1 Index</title>
+  <style>
+    img { height: 40px; }
+  </style>
 </head>
 <body>
-  <h1>This is App1 index page</h1>
-  <p>Image below is </p>
+
+  <h1>App1 index page. Served locally from the the proxy server filesystem</h1>
+
+  <p>image that references non-existent local resource. Forwarded to
+    the 'real' proxy target:</p>
+    <img src="http://cesanta.com/images/logo.png" />
+
+  <p>Google logo via HTTPS (external resource, served by remote host):</p>
+  <img src="https://www.google.ie/images/srpr/logo11w.png" />
+
+  <p>Same image via HTTP:</p>
+  <img src="http://www.google.ie/images/srpr/logo11w.png" />
+
 </body>
 </html>