public void HeartRatesNullTest()
        {
            var target = new FitnessActivity();

            Assert.IsNotNull(target.HeartRates);
            Assert.AreEqual(0, target.HeartRates.Count);
        }
        public void PathNullTest()
        {
            var target = new FitnessActivity();

            Assert.IsNotNull(target.ActivityPath);
            Assert.AreEqual(0, target.ActivityPath.Count);
        }
        public void DistanceNullTest()
        {
            var target = new FitnessActivity();

            Assert.IsNotNull(target.Distances);
            Assert.AreEqual(0, target.Distances.Count);
        }