added Algorithms/SierpinskiTriangle.cs

.vscode/settings.json

@@ -3,6 +3,8 @@
     "editor.fontSize": 22,
     "window.zoomLevel": 1,
     "terminal.integrated.fontSize": 22,
-    "workbench.tree.indent": 23
+    "workbench.tree.indent": 23,
+    "debug.console.fontSize": 22,
+
 
 }

Algorithms.Tests/PointTest.cs

@@ -0,0 +1,32 @@
+namespace Algorithms.Tests;
+using Algorithms;
+
+[TestClass]
+public class PointTest
+{
+    [TestMethod]
+    public void TestToString()
+    {
+        Point point = new Point(0, 1);
+        Assert.AreEqual("{\"x\": 0, \"y\": 1}", point.ToString());
+    }
+
+    [TestMethod]
+    public void TestMidPointOf(){
+        Point point1 = new Point(2, 6);
+        Point point2 = new Point(5, 3);
+        Point res = point1.MidPointOf(point2);
+
+        Assert.AreEqual(3.5, res.X(), 0.001);
+        Assert.AreEqual(4.5, res.Y(), 0.001);
+    }
+    
+
+    [TestMethod]
+    public void TestDistance(){
+        Point point1 = new Point(2, 6);
+        Point point2 = new Point(5, 3);
+        Assert.AreEqual(4.24264, point1.Distance(point2), 0.001);
+
+    }
+}

Algorithms.Tests/SierpinskiTriangleTest.cs

@@ -0,0 +1,14 @@
+namespace Algorithms.Tests;
+using Algorithms;
+
+[TestClass]
+public class SierpinskiTriangleTest
+{
+    [TestMethod]
+    public void TestGeneration()
+    {
+        SierpinskiTriangle st = new SierpinskiTriangle(new Random(666));
+        Assert.AreEqual(10, st.GenerateRandomPath(new Point(2, 3), 10).Count());
+    }
+    
+}

Algorithms.Tests/TriangleTest.cs

@@ -0,0 +1,34 @@
+namespace Algorithms.Tests;
+using Algorithms;
+
+[TestClass]
+public class TriangleTest
+{
+    [TestMethod]
+    public void TestEquilateral()
+    {
+        Triangle triangle = Triangle.Equilateral(10);
+        Assert.AreEqual(10, triangle.Vertex1.Distance(triangle.Vertex2), 0.001);
+        Assert.AreEqual(10, triangle.Vertex2.Distance(triangle.Vertex3), 0.001);
+        Assert.AreEqual(10, triangle.Vertex3.Distance(triangle.Vertex1), 0.001);
+    }
+
+    [TestMethod]
+    public void TestGetVertexById(){
+        Triangle triangle = Triangle.Equilateral(10);
+        Assert.AreEqual(triangle.Vertex1, triangle.GetVertexById(0));
+        Assert.AreEqual(triangle.Vertex2, triangle.GetVertexById(1));
+        Assert.AreEqual(triangle.Vertex3, triangle.GetVertexById(2));
+
+    }
+
+    [TestMethod]
+    public void TestRandomSummit(){
+        Triangle triangle = Triangle.Equilateral(10);
+        Random random = new Random(666);
+
+        Assert.AreEqual(triangle.Vertex2, triangle.RandomSummit(random));
+        Assert.AreEqual(triangle.Vertex1, triangle.RandomSummit(random));
+    }
+    
+}

Algorithms/Point.cs

@@ -1,6 +1,6 @@
 namespace Algorithms;
 using System;
-class Point
+public class Point
 {
     private double x;
     private double y;
@@ -26,6 +26,13 @@ class Point
         return Math.Sqrt(X() * X() + Y() * Y());
     }
 
+    public double Distance(Point other)
+    {
+        double xDiff = X() - other.X();
+        double yDiff = Y() - other.Y();
+        return Math.Sqrt(xDiff * xDiff + yDiff*yDiff);
+    }
+
     public Point MidPointOf(Point other)
     {
         double midX = (X() + other.X()) / 2;
@@ -33,4 +40,8 @@ class Point
         return new Point(midX, midY);
     }
 
+    public override string ToString(){
+        return "{\"x\": " + this.x + ", \"y\": " + this.y + "}";
+    }
+
 }

Algorithms/SierpinskiTriangle.cs

@@ -0,0 +1,22 @@
+namespace Algorithms;
+
+public class SierpinskiTriangle{
+    private readonly Random random;
+
+    public SierpinskiTriangle(Random random){
+        this.random = random;
+    }
+
+    public List<Point> GenerateRandomPath(Point point, int length){
+        List<Point> path = new List<Point>();
+        Triangle triangle = Triangle.Equilateral(10);
+        for(int i = 0; i < length; i++){
+            path.Add(point);
+            point = point.MidPointOf(triangle.RandomSummit(random));
+        }
+
+        return path;
+    }
+    
+
+}

Algorithms/Triangle.cs

@@ -1,5 +1,5 @@
 namespace Algorithms;
-internal class Triangle
+public class Triangle
 
 {
 
@@ -7,7 +7,25 @@ internal class Triangle
     private Point sommet2;
     private Point sommet3;
 
+    public Point Vertex1 { get {return sommet1;}}
+    public Point Vertex2 { get {return sommet2;}}
+    public Point Vertex3 { get {return sommet3;}}
 
+    public Point GetVertexById(int id){
+        if(id == 0){
+            return Vertex1;
+        }
+        if(id == 1){
+            return Vertex2;
+        }
+        return Vertex3;
+    }
+
+
+    public Point RandomSummit(Random random){
+        int id = random.Next(3);
+        return GetVertexById(id);
+    }
 
     public Triangle(Point sommet1,Point sommet2,Point sommet3)
     {