public void DeafaultAndParams()
{
var thingy = new Thingy();
Assert.Equal(2, thingy.Add(2, 0));
Assert.Equal(12, thingy.Add(2));
Assert.Equal(15, thingy.Add());
}
public void OverloadingMethods()
{
var thingy = new Thingy();
var fullName = thingy.FormatName("Han", "Solo");
Assert.Equal("Solo, Han", fullName);
fullName = thingy.FormatName("Han", "Solo", "D");
Assert.Equal("Solo, Han D.", fullName);
}