public void ZeroDistanceTest()
{
Point3D firstPoint = new Point3D(2, 2, 2);
Point3D secondPoint = new Point3D(2, 2, 2);
Assert.AreEqual(0, Distance3D.Distance(firstPoint, secondPoint));
}
public void DistanceTest()
{
Point3D firstPoint = new Point3D(3, 4, 2);
Point3D secondPoint = new Point3D(5, 2, 1);
Assert.AreEqual(3, Distance3D.Distance(firstPoint, secondPoint));
}
// Method requiring two points as input to find the distance between them
public static double Distance(Point3D firstPoint, Point3D secondPoint)
{
double xDistance = (firstPoint.XCoord - secondPoint.XCoord);
double yDistance = (firstPoint.YCoord - secondPoint.YCoord);
double zDistance = (firstPoint.ZCoord - secondPoint.ZCoord);
double distance = Math.Sqrt(xDistance * xDistance + yDistance * yDistance + zDistance * zDistance);
return distance;
}
// Method for clearing the path
public void Clear(Point3D point)
{
this.pathPoints.Clear();
}
// Method for adding a point to the path
public void Add(Point3D point)
{
this.pathPoints.Add(point);
}
// Method requiring one point as input to find the distance between it and point O (0, 0, 0)
public static double Distance(Point3D point)
{
double distance = Math.Sqrt(point.XCoord * point.XCoord + point.YCoord * point.YCoord + point.ZCoord * point.ZCoord);
return distance;
}
public void TestPointZero()
{
Point3D point = new Point3D(0, 0, 0);
Assert.AreEqual(point, Point3D.Zero);
}
public void DistanceFromZeroTest()
{
Point3D point = new Point3D(1, 2, 2);
Assert.AreEqual(3, Distance3D.Distance(point));
}
