public void ReplacementTest([Values(0, 1, 2, 3, 4, 5, 10, 100, 1000)] int pointAmount)
{
CreateTestData(pointAmount, out var points, out _);
CreateTestData(pointAmount, out var replacementPoints, out var length);
var polyline = new LinearPolyline(points);
var replacementOrder = CollectionUtil.CreateArray(points.Length, 0, i => i + 1);
replacementOrder.Shuffle();
for (var i = 0; i < pointAmount; i++)
{
var index = replacementOrder[i];
polyline[index] = replacementPoints[index];
}
if (pointAmount < 2)
{
Assert.AreEqual(polyline.Length, 0f, float.Epsilon);
}
else
{
Assert.AreEqual(polyline.Length / length, 1, 1e-5, length.ToString(CultureInfo.InvariantCulture));
}
}
public void RemovalTest([Values(0, 1, 2, 3, 4, 5, 10, 100, 1000)] int pointAmount)
{
CreateTestData(pointAmount, out var points, out _);
var polyline = new LinearPolyline(points);
var currentPoints = new List <Vector3>(points);
for (var i = 0; i < pointAmount; i++)
{
var index = Random.Range(0, currentPoints.Count);
polyline.RemoveAt(index);
currentPoints.RemoveAt(index);
if (currentPoints.Count < 2)
{
Assert.AreEqual(polyline.Length, 0, 1e-6);
}
else
{
var length = 0f;
for (var j = 1; j < currentPoints.Count; j++)
{
length += (currentPoints[j] - currentPoints[j - 1]).magnitude;
}
Assert.AreEqual(polyline.Length / length, 1, 1e-5, length.ToString(CultureInfo.InvariantCulture));
}
}
}
public void CreationTest([Values(0, 1, 2, 3, 4, 5, 10, 100, 1000, 10000)] int pointAmount)
{
CreateTestData(pointAmount, out var points, out var length);
var polyline = new LinearPolyline();
Assert.AreEqual(polyline.Length, 0f, float.Epsilon);
polyline = new LinearPolyline(points);
if (pointAmount < 2)
{
Assert.AreEqual(polyline.Length, 0f, float.Epsilon);
}
else
{
Assert.AreEqual(polyline.Length / length, 1, 1e-5, length.ToString(CultureInfo.InvariantCulture));
}
}
public void InsertionTest([Values(0, 1, 2, 3, 4, 5, 10, 100, 1000)] int pointAmount)
{
CreateTestData(pointAmount, out var points, out _);
var polyline = new LinearPolyline();
var randomPoints = new List <Vector3>(points);
randomPoints.Shuffle();
var insertedPoints = new List <Vector3>();
while (randomPoints.Count > 0)
{
var point = randomPoints[randomPoints.Count - 1];
randomPoints.RemoveAt(randomPoints.Count - 1);
var index = Random.Range(0, insertedPoints.Count + 1);
insertedPoints.Insert(index, point);
polyline.Insert(index, point);
}
Assert.AreEqual(insertedPoints.Count, points.Length);
Assert.AreEqual(polyline.Count, insertedPoints.Count);
var length = 0.0;
for (var i = 1; i < insertedPoints.Count; i++)
{
length += VectorUtil.PreciseDistance(insertedPoints[i], insertedPoints[i - 1]);
}
if (pointAmount < 2)
{
Assert.AreEqual(polyline.Length, 0f, float.Epsilon);
}
else
{
Assert.AreEqual(polyline.Length / length, 1, 1e-5, length.ToString(CultureInfo.InvariantCulture));
}
}
