public void Circle_NotFilled()
{
SvgCanvas canvas = new SvgCanvas("test", "2in", "2in");
canvas.Circle(1, 2, 3, 4, false, "red");
var s = canvas.ToSvg();
var document = XDocument.Parse(s);
document.Root.Should().HaveElement(Name("circle"))
.Which
.Should()
.BeOfType <XElement>()
.And.HaveAttribute("cx", "1")
.And.HaveAttribute("cy", "2")
.And.HaveAttribute("r", "3")
.And.HaveAttribute("stroke", "red")
.And.HaveAttribute("stroke-width", "4")
.And.HaveAttribute("fill", "none")
.And.Match(xe => xe.Parent.Name == Name("svg"));
}
