public async void CreationIsQuickerThanCompletionForGoodAsync()
        {
            var toTest = new GoodAsync();
            var timing = await toTest.GetTaskTiming();

            Assert.That(timing.CreationTime, Is.LessThan(timing.CompletionTime));
        }
        public async void CreationIsQuickerThanCompletionForGoodAsync()
        {
            var toTest = new GoodAsync();
            var timing = await toTest.GetTaskTiming();

            Assert.That(timing.CreationTime, Is.LessThan(timing.CompletionTime));
        }