test: add banner test.

demo/Ursa.Demo/Pages/BannerDemo.axaml

@@ -19,6 +19,11 @@
                         Classes.Bordered="{Binding Bordered}"
                         Content="This is the Demo of Ursa Banner. "
                         Header="Welcome to Ursa"
+                        Width="300"
+                        Height="100"
+                        HorizontalAlignment="Left"
+                        VerticalAlignment="Top"
+                        CanClose="True"
                         Type="{Binding SelectedType}" />
                 </Border>
             </Grid>

src/Ursa/Controls/Avatar/Avatar.cs

@@ -1,4 +1,5 @@
-using Avalonia;
+using System.Diagnostics.CodeAnalysis;
+using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Media;
 
@@ -12,12 +13,14 @@ public class Avatar : Button
     public static readonly StyledProperty<object?> HoverMaskProperty = AvaloniaProperty.Register<Avatar, object?>(
         nameof(HoverMask));
 
+    [ExcludeFromCodeCoverage]
     public IImage? Source
     {
         get => GetValue(SourceProperty);
         set => SetValue(SourceProperty, value);
     }
 
+    [ExcludeFromCodeCoverage]
     public object? HoverMask
     {
         get => GetValue(HoverMaskProperty);

src/Ursa/Controls/Banner/Banner.cs

@@ -1,8 +1,10 @@
+using System.Diagnostics.CodeAnalysis;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.Metadata;
 using Avalonia.Controls.Notifications;
 using Avalonia.Controls.Primitives;
+using Avalonia.Input;
 using Avalonia.Interactivity;
 using Irihi.Avalonia.Shared.Helpers;
 
@@ -20,6 +22,7 @@ public class Banner: HeaderedContentControl
     public static readonly StyledProperty<bool> CanCloseProperty = AvaloniaProperty.Register<Banner, bool>(
         nameof(CanClose));
 
+    [ExcludeFromCodeCoverage]
     public bool CanClose
     {
         get => GetValue(CanCloseProperty);
@@ -29,6 +32,7 @@ public class Banner: HeaderedContentControl
     public static readonly StyledProperty<bool> ShowIconProperty = AvaloniaProperty.Register<Banner, bool>(
         nameof(ShowIcon), true);
 
+    [ExcludeFromCodeCoverage]
     public bool ShowIcon
     {
         get => GetValue(ShowIconProperty);
@@ -38,6 +42,7 @@ public class Banner: HeaderedContentControl
     public static readonly StyledProperty<object?> IconProperty = AvaloniaProperty.Register<Banner, object?>(
         nameof(Icon));
 
+    [ExcludeFromCodeCoverage]
     public object? Icon
     {
         get => GetValue(IconProperty);
@@ -47,6 +52,7 @@ public class Banner: HeaderedContentControl
     public static readonly StyledProperty<NotificationType> TypeProperty = AvaloniaProperty.Register<Banner, NotificationType>(
         nameof(Type));
 
+    [ExcludeFromCodeCoverage]
     public NotificationType Type
     {
         get => GetValue(TypeProperty);
@@ -63,6 +69,6 @@ public class Banner: HeaderedContentControl
 
     private void OnCloseClick(object? sender, RoutedEventArgs args)
     {
-        IsVisible = false;
+        SetCurrentValue(IsVisibleProperty, false);
     }
 }

tests/HeadlessTest.Ursa/Controls/BannerTests/Tests.cs

@@ -0,0 +1,87 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Controls.Shapes;
+using Avalonia.Controls.Templates;
+using Avalonia.Headless;
+using Avalonia.Headless.XUnit;
+using Avalonia.Input;
+using Avalonia.Media;
+using Avalonia.VisualTree;
+using UrsaControls = Ursa.Controls;
+
+namespace HeadlessTest.Ursa.Controls.BannerTests;
+
+public class Tests
+{
+    [AvaloniaFact]
+    public void Click_On_Banner_Close_Button_Should_Hide_Banner()
+    {
+        // Arrange
+        var window = new Window();
+        var banner = new UrsaControls.Banner()
+        {
+            HorizontalAlignment = Avalonia.Layout.HorizontalAlignment.Left,
+            VerticalAlignment = Avalonia.Layout.VerticalAlignment.Top,
+            Width = 300,
+            Height = 100,
+            CanClose = true
+        };
+        window.Content = banner;
+        window.Show();
+        
+        Assert.True(banner.IsVisible);
+
+        var closeButton = banner.GetTemplateChildren().OfType<Button>()
+                                .FirstOrDefault(a => a.Name == UrsaControls.Banner.PART_CloseButton);
+
+        Assert.NotNull(closeButton);
+        
+        Assert.True(closeButton.IsVisible);
+
+        var clickPosition = closeButton.Bounds.Center;
+        clickPosition = new Point(clickPosition.X + 20, clickPosition.Y + 20);
+
+        // Act
+        window.MouseDown(clickPosition, MouseButton.Left);
+        window.MouseUp(clickPosition, MouseButton.Left);
+        
+        // Assert
+        Assert.False(banner.IsVisible);
+    }
+    
+    [AvaloniaFact]
+    public void Click_On_Banner_Does_Nothing_If_Cannot_Close()
+    {
+        // Arrange
+        var window = new Window();
+        var banner = new UrsaControls.Banner()
+        {
+            HorizontalAlignment = Avalonia.Layout.HorizontalAlignment.Left,
+            VerticalAlignment = Avalonia.Layout.VerticalAlignment.Top,
+            Width = 300,
+            Height = 100,
+            CanClose = false
+        };
+        window.Content = banner;
+        window.Show();
+        
+        Assert.True(banner.IsVisible);
+
+        var closeButton = banner.GetTemplateChildren().OfType<Button>()
+                                .FirstOrDefault(a => a.Name == UrsaControls.Banner.PART_CloseButton);
+
+        Assert.NotNull(closeButton);
+        
+        Assert.False(closeButton.IsVisible);
+
+        var clickPosition = closeButton.Bounds.Center;
+        clickPosition = new Point(clickPosition.X + 20, clickPosition.Y + 20);
+
+        // Act
+        window.MouseDown(clickPosition, MouseButton.Left);
+        window.MouseUp(clickPosition, MouseButton.Left);
+        
+        // Assert
+        Assert.True(banner.IsVisible);
+    }
+}

tests/HeadlessTest.Ursa/HeadlessTest.Ursa.csproj

@@ -10,11 +10,12 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia.Headless.XUnit" Version="11.1.3" />
+        <PackageReference Include="Avalonia.Headless.XUnit" Version="11.2.3" />
+        <PackageReference Include="Avalonia.Skia" Version="11.2.3" />
         <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.0" />
         <PackageReference Include="coverlet.collector" Version="6.0.0"/>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0"/>
-        <PackageReference Include="Semi.Avalonia" Version="11.1.0.4" />
+        <PackageReference Include="Semi.Avalonia" Version="11.2.1.3" />
         <PackageReference Include="xunit" Version="2.5.3"/>
         <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3"/>
     </ItemGroup>

tests/HeadlessTest.Ursa/TestAppBuilder.cs

@@ -9,5 +9,17 @@ namespace HeadlessTest.Ursa;
 public class TestAppBuilder
 {
     public static AppBuilder BuildAvaloniaApp() =>
-        AppBuilder.Configure<App>().UseHeadless(new AvaloniaHeadlessPlatformOptions());
+        AppBuilder
+            .Configure<App>()
+            .UseHeadless(new AvaloniaHeadlessPlatformOptions());
 }
+
+public class SkiaTestAppBuilder
+{
+    public static AppBuilder BuildAvaloniaApp() =>
+        AppBuilder
+            .Configure<App>()
+            .UseSkia()
+            .UseHeadless(new AvaloniaHeadlessPlatformOptions(){ UseHeadlessDrawing = false});
+}
+