[TestCategory("Temparature")] // Use Triat=Temparature
        public void GetCelcius_BasicUnitTest()
        {
            var viewModel = new WeatherViewModel();
            var result    = viewModel.GetCelcius(273);

            Assert.AreEqual(result, 0d);
        }
 public void GetCelcius_MinMaxBoundaryValueUnitTest(double value)
 {
     viewModel = new WeatherViewModel();
     //Assert.ThrowsException<ArgumentOutOfRangeException>(() => { viewModel.GetCelcius(value); });
     viewModel.GetCelcius(value);
 }