public void SwipeInProgress_is_false_when_swipe_cancelled()
        {
            var recognizer = new PlatformSwipeRecognizerStub(new object(), SwipeDirection.Any, 1);

            recognizer.OnSwipeBegan(0, 0);
            recognizer.OnSwipeCancelled();
            recognizer.SwipeInProgress.Should().BeFalse("since the swipe has been cancelled");
        }
        public void OnSwipeCancelled_throws_if_swipe_not_in_progress()
        {
            var recognizer = new PlatformSwipeRecognizerStub(new object(), SwipeDirection.Any, 1);

            Assert.Throws <InvalidOperationException>(() => recognizer.OnSwipeCancelled());
        }