public void CloudinaryImage_WithEffect_AddsEffect()
{
var transformation = new Transformation(30, 90);
transformation.Effect = "sepia";
string url = Url.CloudinaryImage("effected", transformation).ToString();
Assert.AreEqual("http://res.cloudinary.com/test/image/upload/w_30,h_90,e_sepia/effected.jpg", url);
}