public void TestTransformations()
{
// should use x, y, radius, prefix, gravity and quality from options
Transformation transformation = new Transformation().X(1).Y(2).Radius(3).Gravity("center").Quality(0.4).Prefix("a");
string uri = m_api.UrlImgUp.Transform(transformation).BuildUrl("test");
Assert.AreEqual(m_defaultImgUpPath + "g_center,p_a,q_0.4,r_3,x_1,y_2/test", uri);
}