public void ShouldReturnExpectedDistance2()
{
var first = new List <double> {
0, 0
};
var second = new List <double> {
10, 10
};
var third = new List <double> {
10, -10
};
var fourth = new List <double> {
-10, 10
};
var fifth = new List <double> {
-10, -10
};
var expected = 14.142;
Assert.AreEqual(expected, Knn.EuclideanDist(first, second), 0.1);
Assert.AreEqual(expected, Knn.EuclideanDist(first, third), 0.1);
Assert.AreEqual(expected, Knn.EuclideanDist(first, fourth), 0.1);
Assert.AreEqual(expected, Knn.EuclideanDist(first, fifth), 0.1);
}
public void ShouldReturnZeroForTheSamePointTwice()
{
var point = new List <double> {
3, 4, 5
};
Assert.AreEqual(0, Knn.EuclideanDist(point, point), 0.0001);
}
public void ShouldReturnExpectedDistance1()
{
var first = new List <double> {
0, 1
};
var second = new List <double> {
0, 10
};
var expected = 9.0;
var result = Knn.EuclideanDist(first, second);
Assert.AreEqual(expected, result, 0.0001);
}