private string IncreaseTimeCommand(string[] splittedArray)
{
int hour = splittedArray[1].ToInt();
SystemDateTime.AddHours(hour);
UpdateProductPriceForCampaign();
return($"Time is {SystemDateTime.Current.ToShortTimeString()}");
}
public void Increase_SystemDateTime_Test()
{
SystemDateTime.CreateInstance();
int currentHour = SystemDateTime.Current.Hour;
SystemDateTime.AddHours(2);
Assert.Equal(SystemDateTime.Current.Hour, currentHour + 2);
}
