public static void YsAtX_Out_of_Range_Return_Empty_Arrays(double xCoord, double x, double y, double rotation)
{
CartesianCoordinate center = new CartesianCoordinate(x, y);
EllipticalCurve curve = new EllipticalCurve(a, b, center, rotation, Tolerance);
double[] yCoords = curve.YsAtX(xCoord);
Assert.AreEqual(0, yCoords.Length);
}
public static void YsAtX(double xCoord, double x, double y, double rotation, double y1CoordExpected, double y2CoordExpected)
{
CartesianCoordinate center = new CartesianCoordinate(x, y);
EllipticalCurve curve = new EllipticalCurve(a, b, center, rotation, Tolerance);
double[] yCoords = curve.YsAtX(xCoord);
Assert.AreEqual(y1CoordExpected, yCoords[0], Tolerance);
Assert.AreEqual(y2CoordExpected, yCoords[1], Tolerance);
}