public void GetDirectionStep_West_Should_Be_minus1_0()
        {
            Coordinate result = CoordinateMap.GetDirectionStep(Direction.W);

            Assert.AreEqual(-1, result.X);
            Assert.AreEqual(0, result.Y);
        }
        public void GetDirectionStep_South_Should_Be_0_minus1()
        {
            Coordinate result = CoordinateMap.GetDirectionStep(Direction.S);

            Assert.AreEqual(0, result.X);
            Assert.AreEqual(-1, result.Y);
        }
        public void GetDirectionStep_East_Should_Be_1_0()
        {
            Coordinate result = CoordinateMap.GetDirectionStep(Direction.E);

            Assert.AreEqual(1, result.X);
            Assert.AreEqual(0, result.Y);
        }
        public void GetDirectionStep_North_should_be_0_1()
        {
            Coordinate result = CoordinateMap.GetDirectionStep(Direction.N);

            Assert.AreEqual(0, result.X);
            Assert.AreEqual(1, result.Y);
        }