public static TimeZoneInfo ConvertTimeZoneFormat(string timezone)
{
string convertedTimeZoneStr;
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
convertedTimeZoneStr = TimeZoneConverter.IanaToWindows(timezone);
}
else
{
convertedTimeZoneStr = TimeZoneConverter.WindowsToIana(timezone);
}
TimeZoneInfo convertedTimeZone;
try
{
convertedTimeZone = TimeZoneInfo.FindSystemTimeZoneById(convertedTimeZoneStr);
}
catch
{
throw new Exception($"{timezone} is an illegal timezone");
}
return(convertedTimeZone);
}
public void IanaToWindowsTest()
{
var input = "Asia/Shanghai";
string result = TimeZoneConverter.IanaToWindows(input);
var expect = "China Standard Time";
Assert.AreEqual(result, expect);
}
public void IanaToWindowsTest_NotLegal_Throws()
{
try
{
var input = "test";
string result = TimeZoneConverter.IanaToWindows(input);
}
catch (InvalidTimeZoneException)
{
return;
}
Assert.Fail("Should throw exception");
}