public static void Clone()
{
var os = new OperatingSystem(PlatformID.Xbox, new Version(1, 2, 3, 4));
var os2 = (OperatingSystem)os.Clone();
Assert.Equal(os.Platform, os2.Platform);
Assert.Equal(os.ServicePack, os2.ServicePack);
Assert.Equal(os.Version, os2.Version);
Assert.Equal(os.VersionString, os2.VersionString);
}