public async void Should_Return_All_Forecasts()
{
// arrange
var expected = fixture.forecastList;
// act
var result = await controller.GetList();
// assert
Assert.IsType <ActionResult <List <WeatherForecast> > >(result);
Assert.Equal(expected, result.Value); // Using Value since ReturnType is ActionResult<List<WeatherForecast>>, so we need to access the value
}