public void TestFromClockAndCone()
{
double fortyFiveDegrees = Math.PI / 4.0;
double thirtyDegrees = Math.PI / 6.0;
UnitCartesian test = new UnitCartesian(thirtyDegrees, fortyFiveDegrees);
Assert.AreEqual(Math.Sqrt(3.0) / Math.Sqrt(8.0), test.X, Constants.Epsilon15);
Assert.AreEqual(1.0 / Math.Sqrt(8.0), test.Y, Constants.Epsilon15);
Assert.AreEqual(1.0 / Math.Sqrt(2.0), test.Z, Constants.Epsilon15);
}