Forget about re-uploading fonts and testing them out manually.
TypeWonder makes it easy to test fonts on your website. You just need to add the url in the provided input box and you will be able test it out with a number of fonts.
Type in your website’s URL
Choosing a font
You can choose from a variety of fonts like Ubuntu, Open Sans, Lato, Josefin Slab, Arvo, Droid Sans and many more.
Font Sampled on Gist.pages
TypeWonder also has its own Chrome Extension if you are into that.