public void CalculateWithDistanceZeroSpeedMinPerKm()
        {
            //Arrange
            var activity = new ActivityDto()
            {
                Duration = new TimeSpan(0, 50, 0),
                Distance = 0
            };

            //Act
            var result = activity.Speed(SpeedType.MinPerKm);

            //Assert
            Assert.AreEqual("", result);
        }
        public void CalculateCorrectSpeedKmPerHour()
        {
            //Arrange
            var activity = new ActivityDto
                {
                    Duration = new TimeSpan(1, 30, 0),
                    Distance = 30
                };

            //Act
            var result = activity.Speed(SpeedType.KmPerHour);

            //Assert
            Assert.AreEqual("20,00",result);
        }