Added integration tests for tapped gestures.

Some skipped on Windows as right button actions aren't supported by WinAppDriver.

samples/IntegrationTestApp/MainWindow.axaml

@@ -69,6 +69,18 @@
         </StackPanel>
       </TabItem>
 
+      <TabItem Header="Gestures">
+        <DockPanel>
+          <DockPanel DockPanel.Dock="Top">
+            <Button Name="ClearLastGesture" DockPanel.Dock="Right">Clear</Button>
+            <TextBlock Name="LastGesture" />
+          </DockPanel>
+          <Border Name="GestureBorder" Background="Blue" 
+                  AutomationProperties.AccessibilityView="Content"
+                  AutomationProperties.ControlTypeOverride="Image"/>
+        </DockPanel>
+      </TabItem>
+
       <TabItem Header="ListBox">
         <DockPanel>
           <StackPanel DockPanel.Dock="Bottom">

samples/IntegrationTestApp/MainWindow.axaml.cs

@@ -4,6 +4,7 @@ using Avalonia;
 using Avalonia.Automation;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Input;
 using Avalonia.Interactivity;
 using Avalonia.Markup.Xaml;
 using Avalonia.VisualTree;
@@ -20,6 +21,15 @@ namespace IntegrationTestApp
             this.AttachDevTools();
             AddHandler(Button.ClickEvent, OnButtonClick);
             ListBoxItems = Enumerable.Range(0, 100).Select(x => "Item " + x).ToList();
+            
+            var gestureBorder = this.GetControl<Border>("GestureBorder");
+            var lastGesture = this.GetControl<TextBlock>("LastGesture");
+            var clearLastGesture = this.GetControl<Button>("ClearLastGesture");
+            gestureBorder.Tapped += (s, e) => lastGesture.Text = "Tapped";
+            gestureBorder.DoubleTapped += (s, e) => lastGesture.Text = "DoubleTapped";
+            Gestures.AddRightTappedHandler(gestureBorder, (s, e) => lastGesture.Text = "RightTapped");
+            clearLastGesture.Click += (s, e) => lastGesture.Text = string.Empty;
+            
             DataContext = this;
         }
 

tests/Avalonia.IntegrationTests.Appium/GestureTests.cs

@@ -0,0 +1,151 @@
+using System;
+using System.Threading;
+using OpenQA.Selenium.Appium;
+using OpenQA.Selenium.Interactions;
+using Xunit;
+
+namespace Avalonia.IntegrationTests.Appium
+{
+    [Collection("Default")]
+    public class GestureTests
+    {
+        private readonly AppiumDriver<AppiumWebElement> _session;
+
+        public GestureTests(TestAppFixture fixture)
+        {
+            _session = fixture.Session;
+
+            var tabs = _session.FindElementByAccessibilityId("MainTabs");
+            var tab = tabs.FindElementByName("Gestures");
+            tab.Click();
+            var clear = _session.FindElementByAccessibilityId("ClearLastGesture");
+            clear.Click();
+        }
+
+        [Fact]
+        public void Tapped_Is_Raised()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).Click(border).Perform();
+
+            Assert.Equal("Tapped", lastGesture.Text);
+        }
+
+        [Fact]
+        public void Tapped_Is_Raised_Slow()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).ClickAndHold(border).Perform();
+
+            Thread.Sleep(2000);
+
+            new Actions(_session).Release(border).Perform();
+
+            Assert.Equal("Tapped", lastGesture.Text);
+        }
+
+        [Fact]
+        public void Tapped_Is_Not_Raised_For_Drag()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session)
+                .ClickAndHold(border)
+                .MoveByOffset(50, 50)
+                .Release()
+                .Perform();
+
+            Assert.Equal(string.Empty, lastGesture.Text);
+        }
+
+        [Fact]
+        public void DoubleTapped_Is_Raised()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).DoubleClick(border).Perform();
+
+            Assert.Equal("DoubleTapped", lastGesture.Text);
+        }
+
+        [Fact]
+        public void DoubleTapped_Is_Raised_2()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).ClickAndHold(border).Release().Perform();
+
+            Thread.Sleep(100);
+
+            new Actions(_session).ClickAndHold(border).Release().Perform();
+
+            Assert.Equal("DoubleTapped", lastGesture.Text);
+        }
+
+        [Fact]
+        public void DoubleTapped_Is_Raised_Not_Raised_If_Too_Slow()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).ClickAndHold(border).Release().Perform();
+
+            Thread.Sleep(2000);
+
+            new Actions(_session).ClickAndHold(border).Release().Perform();
+
+            Assert.Equal("Tapped", lastGesture.Text);
+        }
+
+        [Fact]
+        public void RightTapped_Is_Raised()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+
+            new Actions(_session).ContextClick(border).Perform();
+
+            Assert.Equal("RightTapped", lastGesture.Text);
+        }
+
+        [PlatformFact(TestPlatforms.MacOS)]
+        public void RightTapped_Is_Raised_2()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+            var device = new PointerInputDevice(PointerKind.Mouse);
+            var b = new ActionBuilder();
+
+            b.AddAction(device.CreatePointerMove(border, 50, 50, TimeSpan.FromMilliseconds(100)));
+            b.AddAction(device.CreatePointerDown(MouseButton.Right));
+            b.AddAction(device.CreatePointerMove(border, 2, 2, TimeSpan.FromMilliseconds(100)));
+            b.AddAction(device.CreatePointerUp(MouseButton.Right));
+            _session.PerformActions(b.ToActionSequenceList());
+
+            Assert.Equal("RightTapped", lastGesture.Text);
+        }
+
+        [PlatformFact(TestPlatforms.MacOS)]
+        public void RightTapped_Is_Not_Raised_For_Drag()
+        {
+            var border = _session.FindElementByAccessibilityId("GestureBorder");
+            var lastGesture = _session.FindElementByAccessibilityId("LastGesture");
+            var device = new PointerInputDevice(PointerKind.Mouse);
+            var b = new ActionBuilder();
+
+            b.AddAction(device.CreatePointerMove(border, 50, 50, TimeSpan.FromMilliseconds(100)));
+            b.AddAction(device.CreatePointerDown(MouseButton.Right));
+            b.AddAction(device.CreatePointerMove(CoordinateOrigin.Pointer, 50, 50, TimeSpan.FromMilliseconds(100)));
+            b.AddAction(device.CreatePointerUp(MouseButton.Right));
+
+            Assert.Equal(string.Empty, lastGesture.Text);
+        }
+    }
+}