public void ToPenTest()
{
Pen pen = new Pen(Color.FromArgb(255, 0, 0, 0));
PaintPen paintPen = new PaintPen(pen);
Pen actualPen = paintPen.ToPen();
Assert.AreSame(pen, actualPen);
}
public void ConstructorPaintColorTest()
{
PaintColor paintColor = new PaintColor(40, 20, 30, 35);
PaintPen paintPen = new PaintPen(paintColor);
Pen actualPen = paintPen.ToPen();
Assert.AreEqual(paintColor.A, actualPen.Color.A);
Assert.AreEqual(paintColor.R, actualPen.Color.R);
Assert.AreEqual(paintColor.G, actualPen.Color.G);
Assert.AreEqual(paintColor.B, actualPen.Color.B);
}