public static void Area()
{
Triangle345 triangle = new Triangle345(3.5);
double area = triangle.Area();
Assert.AreEqual(73.5, area, Tolerance);
}
public static void Perimeter()
{
Triangle345 triangle = new Triangle345(3.5);
double area = triangle.Perimeter();
Assert.AreEqual(42, area, Tolerance);
}
public static void LocalCoordinates()
{
Triangle345 triangle = new Triangle345(3.5);
IList <CartesianCoordinate> coordinates = triangle.LocalCoordinates();
Assert.AreEqual(3, coordinates.Count);
Assert.AreEqual(triangleCoordinates_Scale_3_5[0], coordinates[0]);
Assert.AreEqual(triangleCoordinates_Scale_3_5[1], coordinates[1]);
Assert.AreEqual(triangleCoordinates_Scale_3_5[2], coordinates[2]);
}
public static void Initialization_with_Scale_Creates_Shape()
{
Triangle345 triangle = new Triangle345(3.5);
Assert.AreEqual(GeometryLibrary.ZeroTolerance, triangle.Tolerance);
Assert.AreEqual(3, triangle.Points.Count);
Assert.AreEqual(triangleCoordinates_Scale_3_5[0], triangle.SideA.I);
Assert.AreEqual(triangleCoordinates_Scale_3_5[1], triangle.SideA.J);
Assert.AreEqual(triangleCoordinates_Scale_3_5[1], triangle.SideB.I);
Assert.AreEqual(triangleCoordinates_Scale_3_5[2], triangle.SideB.J);
Assert.AreEqual(triangleCoordinates_Scale_3_5[2], triangle.SideC.I);
Assert.AreEqual(triangleCoordinates_Scale_3_5[0], triangle.SideC.J);
Assert.AreEqual(3, triangle.Sides.Count);
Assert.AreEqual(10.5, triangle.SideA.Length(), Tolerance);
Assert.AreEqual(14, triangle.SideB.Length(), Tolerance);
Assert.AreEqual(17.5, triangle.SideC.Length(), Tolerance);
Assert.AreEqual(3, triangle.Angles.Count);
Assert.AreEqual(36.86989765, triangle.AngleA.Degrees, Tolerance);
Assert.AreEqual(53.13010235, triangle.AngleB.Degrees, Tolerance);
Assert.AreEqual(90, triangle.AngleC.Degrees, Tolerance);
Assert.AreEqual(8.4, triangle.h, Tolerance);
Assert.AreEqual(6.3, triangle.d, Tolerance);
Assert.AreEqual(11.2, triangle.e, Tolerance);
Assert.AreEqual(7, triangle.Centroid.X, Tolerance);
Assert.AreEqual(4.666666667, triangle.Centroid.Y, Tolerance);
Assert.AreEqual(10.5, triangle.OrthoCenter.X, Tolerance);
Assert.AreEqual(0, triangle.OrthoCenter.Y, Tolerance);
Assert.AreEqual(8.75, triangle.CircumRadius, Tolerance);
Assert.AreEqual(5.25, triangle.CircumCenter.X, Tolerance);
Assert.AreEqual(7, triangle.CircumCenter.Y, Tolerance);
Assert.AreEqual(3.5, triangle.InRadius, Tolerance);
Assert.AreEqual(7, triangle.InCenter.X, Tolerance);
Assert.AreEqual(3.5, triangle.InCenter.Y, Tolerance);
}