Avalonia.Input.UnitTests.TouchDeviceTests.Click_Counting_Should_Work_Correctly_With_Few_Touch_Contacts C# (CSharp) Метод

        public void Click_Counting_Should_Work_Correctly_With_Few_Touch_Contacts()
        {
            using var app = UnitTestApp(new TimeSpan(200));

            var root = new TestRoot();
            var touchDevice = new TouchDevice();

            var pointerPressedExecutedTimes = 0;
            var tappedExecutedTimes = 0;
            var isDoubleTapped = false;
            var doubleTappedExecutedTimes = 0;
            root.PointerPressed += (a, e) =>
            {
                pointerPressedExecutedTimes++;
                switch (pointerPressedExecutedTimes)
                {
                    case <= 2:
                        Assert.True(e.ClickCount == 1);
                        break;
                    case 3:
                        Assert.True(e.ClickCount == 2);
                        break;
                    case 4:
                        Assert.True(e.ClickCount == 3);
                        break;
                    case 5:
                        Assert.True(e.ClickCount == 4);
                        break;
                    case 6:
                        Assert.True(e.ClickCount == 5);
                        break;
                    case 7:
                        Assert.True(e.ClickCount == 1);
                        break;
                    case 8:
                        Assert.True(e.ClickCount == 1);
                        break;
                    case 9:
                        Assert.True(e.ClickCount == 2);
                        break;
                    default:
                        break;
                }
            };
            root.DoubleTapped += (a, e) =>
            {
                isDoubleTapped = true;
                doubleTappedExecutedTimes++;
            };
            root.Tapped += (a, e) =>
            {
                tappedExecutedTimes++;
            };
            SendXTouchContactsWithIds(InputManager.Instance, touchDevice, root, RawPointerEventType.TouchBegin, 0, 1);
            SendXTouchContactsWithIds(InputManager.Instance, touchDevice, root, RawPointerEventType.TouchEnd, 0, 1);
            TapOnce(InputManager.Instance, touchDevice, root, touchPointId: 2);
            TapOnce(InputManager.Instance, touchDevice, root, touchPointId: 3);
            TapOnce(InputManager.Instance, touchDevice, root, touchPointId: 4);
            SendXTouchContactsWithIds(InputManager.Instance, touchDevice, root, RawPointerEventType.TouchBegin, 5, 6, 7);
            SendXTouchContactsWithIds(InputManager.Instance, touchDevice, root, RawPointerEventType.TouchEnd, 5, 6, 7);
            TapOnce(InputManager.Instance, touchDevice, root, touchPointId: 8);
            Assert.Equal(6, tappedExecutedTimes);
            Assert.Equal(9, pointerPressedExecutedTimes);
            Assert.True(isDoubleTapped);
            Assert.Equal(3, doubleTappedExecutedTimes);
        }