public void ShouldIgnoreSignalingCountDownWhenCurrentCountIsZero()
        {
            // given
            var countDownEvent = new CountdownEvent(0);

            // when
            var result = countDownEvent.TrySignal();

            // then
            Check.That(result).IsFalse();
            Check.That(countDownEvent.CurrentCount).IsEqualTo(0);
        }
        public void ShouldSignalCountDownEvent()
        {
            // given
            var countDownEvent = new CountdownEvent(1);

            // when
            var result = countDownEvent.TrySignal();

            // then
            Check.That(result).IsTrue();
            Check.That(countDownEvent.CurrentCount).IsEqualTo(0);
        }