public static void centroid() {
var target = new MultiPoint2(_points);
var centroid = target.GetCentroid();
Assert.Equal(new Point2(.25, 1), centroid);
}
public static void mbr() {
var mp = new MultiPoint2(_points);
var expected = mp.Aggregate(new Mbr(mp[0]), (mbr, p) => mbr.Encompass(p.GetMbr()));
var actual = mp.GetMbr();
Assert.Equal(expected, actual);
}
public static void distance_squared() {
var mp = new MultiPoint2(_points);
_points.Select(mp.DistanceSquared).Should().OnlyContain(x => x == 0);
Assert.Equal(5, mp.DistanceSquared(new Point2(-1, 2)));
Assert.Equal(4, mp.DistanceSquared(new Point2(0, 2)));
Assert.Equal(2, mp.DistanceSquared(new Point2(1, 2)));
Assert.Equal(1, mp.DistanceSquared(new Point2(2, 2)));
}
public static void distance() {
var mp = new MultiPoint2(_points);
_points.Select(mp.Distance).Should().OnlyContain(x => x == 0);
Assert.Equal(System.Math.Sqrt(5), mp.Distance(new Point2(-1, 2)));
Assert.Equal(System.Math.Sqrt(4), mp.Distance(new Point2(0, 2)));
Assert.Equal(System.Math.Sqrt(2), mp.Distance(new Point2(1, 2)));
Assert.Equal(1, mp.Distance(new Point2(2, 2)));
}
public static void instersects_tests() {
var mp = new MultiPoint2(_points);
_points
.All(mp.Intersects)
.Should().BeTrue();
_points
.Where(p => p.X != p.Y)
.Select(p => new Point2(p.Y, p.X))
.Any(p => mp.Intersects(p))
.Should()
.BeFalse();
}
public static void constructor_default() {
var mp = new MultiPoint2();
Assert.Equal(0, mp.Count);
}
public static void constructor_expected_size() {
var mp = new MultiPoint2(10);
Assert.Equal(0, mp.Count);
}
public static void constructor_points() {
var mp = new MultiPoint2(_points);
Assert.Equal(_points.Length, mp.Count);
}
public static void constructor_expected_size()
{
var mp = new MultiPoint2(10);
Assert.Equal(0, mp.Count);
}
public static void constructor_points()
{
var mp = new MultiPoint2(_points);
Assert.Equal(_points.Length, mp.Count);
}
public static void constructor_default()
{
var mp = new MultiPoint2();
Assert.Equal(0, mp.Count);
}
