public async Task fullfills_returns_true_when_elapsed_time_has_taken()
 {
     var quota = new ElapsedTimeQuota(new Minute(1));
     await Task.Delay(TimeSpan.FromMinutes(1));
     Assert.True(quota.Fullfills(1));
 }
 public void fullfills_returns_false_until_elapsed_time_has_taken()
 {
     var quota = new ElapsedTimeQuota(new Minute(1));
     Assert.False(quota.Fullfills(1));
 }