public void RefreshShouldBlockUntilPageLoads()
{
DateTime start = DateTime.Now;
driver.Url = sleepingPage + "?time=" + LoadTimeInSeconds.ToString();
DateTime now = DateTime.Now;
Assert.LessOrEqual(LoadTimeInSeconds, now.Subtract(start).TotalSeconds);
start = DateTime.Now;
driver.Navigate().Refresh();
now = DateTime.Now;
Assert.LessOrEqual(LoadTimeInSeconds, now.Subtract(start).TotalSeconds);
}