public void ConfirmAndRefresh_ContainsItem_UpdatesTimeoutAndReturnsTrue()
{
// Setup
_uut.AddOrUpdate(UserThree, UserThreePassword);
Thread.Sleep(5000);
// Act
var confirmed = _uut.ConfirmAndRefresh(UserThree, UserThreePassword);
// Assert
var updatedDateTime = _uut.ExpirationStamps[UserThree];
Assert.That(confirmed);
Assert.That(TimeStampIsUpdatedAccordingToNow(updatedDateTime));
}