public void MoveForward_Should_Move_Forward_Method_When_Expected_Value(int x, int y, int newX, int newY) { //Arrange var roverPositionModel = new RoverPositionModel { X = x, Y = y, Direction = Direction.East }; var eastStrategy = new NorthStrategy(); //Act var result = eastStrategy.MoveForward(roverPositionModel); //Assert result.X.Should().Be(newX); result.Y.Should().Be(newY); }