public void GetSunsetTime_UnixTime_ValidDateTimeString(string expected, long unixTime)
{
var sysData = new SysData()
{
Sunset = unixTime
};
var cityWeather = new CityWeather()
{
SysData = sysData
};
var sunsetTime = cityWeather.GetSunsetTime();
Assert.Equal(expected, sunsetTime);
}